|| List of recent Impregnated-related patents
| Mixture of basic lead sulfates|
A microporous lead-containing solid material is produced, which can serve as a carrier for desired materials into a reaction for various desired purposes. For example, if the microporous solid is impregnated with borax it tends to inhibit the growth of unduly large crystals of tetrabasic lead, which is useful in producing batteries having improved functional qualities..
| Rolling bearing unit|
A rolling bearing unit includes: a rolling bearing; a grease reservoir in which grease is reserved; an outer ring spacer disposed adjacent to an outer ring of the rolling bearing; and a bellows-shaped grease medium that connects a second side wall that defines the grease reservoir on the outer ring spacer side, to a step portion of the outer ring. The grease medium is disposed so as to be impregnated with a base oil contained in the grease..
| Method for the production of a refractory filter|
A method for the production of closed edge filters suitable for filtering molten metal and filters made by such a method. The method comprises: providing a reticulated foam substrate having at least one first surface for forming a side face of the filter and two opposed second surfaces for forming the through-flow faces of the filter; applying a liquid comprising an organic coating component to the first surface; solidifying the organic coating component to form a filter precursor having a volatilisable coating on the first surface; impregnating the filter precursor with a slurry comprising particles of a refractory material, a binder and a liquid carrier; and drying and firing the impregnated filter precursor to form the filter having a closed edge..
| Method of recycling fiber composite materials|
A method for recycling a fiber laminae, the fiber laminae being impregnated with a partially cured resin, the partially cured resin being expired, the method comprising steps of jetting a solvent toward the fiber laminae; extracting the partially cured resin from the fiber laminae, said extraction being effected by impingements of the solvent jet against the fiber laminae's impregnated partially cured resin; and drying the fiber laminae.. .
|Bone screw and tendon fixation enhancement devices and methods|
A sleeve system to support surgical screws or prosthetic devices on, against, or within a bone or tissue of a subject includes a woven sleeve having a first end, a second end, and an elongated body. The elongated body defines an interior portion of the woven sleeve.
|Quantum dot light-emitting diodes for phototherapy|
Disclosed herein are articles for use in phototherapy utilizing quantum dots (qds). One embodiment is a medical dressing having an occlusive layer and translucent layer.
|System and method for treating leg ulcers|
In one aspect, a wound treatment system includes an inner layer comprising a foam material impregnated with a zinc oxide containing composition with or without calamine and/or ichthammol and in the presence or absence of antimicrobial agent (inorganic and/or organic). An optional outer layer comprises a short/long stretch compression bandage.
|Polysiloxane modified resol resin, moulded bodies and composites obtained therefrom and methods for producing the resin, the moulded bodies and the composites|
The present invention relates to a resol resin consisting of at least one aromatic component with a phenolic oh group and at least one aldehyde component, wherein areas embedded in the resol resin matrix consisting of organically-modified polysiloxane, with said polysiloxane containing hydrocarbon groups that are at least partially bonded to said silicon in the form of non-substituted or substituted alkyl, alkenyl, aryl, arylalkyl or alkyl-aryl groups and that are not linked by covalent bonds to reactive groups of said resol resin. The invention additionally relates to moulded articles manufactured from said resin, composites from a sheet material impregnated with said resin, which was subsequently hardened, as well as methods for manufacturing said resin, said moulded articles, and said composites..
|Transepithelial methods of using gamma aminobutyric acid compositions for pain relief|
The epithelial tissue involves skin. The gaba is provided in compositions such as water, saline, buffered saline, lotions, semi-solids such as, gels, creams, pastes, salves, ointments, solids such as impregnated patches, impregnated rub-on solid compositions from which gaba may be applied onto the skin..
|Preparations containing hepatocyte growth factor and hyaluronic acid and methods of making and using same|
Preparations containing hepatocyte growth factor (hgf) and hyaluronic acid (ha) and methods of making and using same. The hgf and ha preparations can be prepared together in solution as an injectable fluid without gelatinization, or impregnated within a porous hydrophilic matrix material with, or without, cross-linking of the ha with the matrix material.
|Method for manufacture of an alkane dehydrogenation catalyst|
A method of making a catalyst comprises: mixing three or more catalytically active components with water to form an impregnating solution; contacting a support with the impregnating solution; impregnating the catalytically active components onto the support to form an impregnated support; and calcining the impregnated support to form a catalyst. Another method of making a catalyst comprises: co-impregnating a support with three or more catalytically active components in an impregnating solution to form an impregnated support; and calcining the impregnated support to form the catalyst..
|Transparent composite substrate and display element substrate|
A transparent composite substrate according to the present invention includes a composite layer containing a glass cloth formed of an assembly of glass fibers and a resin material impregnated in the glass cloth. The resin material has an abbe number of equal to or larger than 45.
|Prismatic battery pack with novel structure|
Disclosed herein is a prismatic battery pack including an electrode assembly of a cathode/separator/anode structure impregnated with an electrolyte, a prismatic container, in which the electrode assembly is mounted, the prismatic container having at least one depressed groove formed at a bottom thereof in a longitudinal direction of the prismatic battery pack, a cap plate coupled to an open upper end of the prismatic container, in which the electrode assembly is mounted, a protection circuit module (pcm) including a protection circuit to control operation of the prismatic battery pack, the pcm being loaded on the cap plate, and an insulative cap mounted to the prismatic container while surrounding the pcm.. .
|Reinforced composites and methods of manufacturing the same|
Reinforced composites and methods of manufacturing the same are described. According to one aspect, the composite materials may include one or more pre-impregnated materials (“pre-pregs”) as a reinforcing component and a thermoplastic resin body having structural features.
|Inorganic fiber molded body|
The present invention aims at providing an inorganic fiber molded body that is excellent in scale resistance, thermal shock resistance and mechanical shock resistance, and prevented from suffering from shrinkage when used under high-temperature heating conditions. The inorganic fiber molded body of the present invention is produced by impregnating a needle blanket of inorganic fibers with a liquid material of a precursor of a spinel-based compound represented by the general formula: mgxalyo4 wherein an atomic ratio (y/x) is not less than 2 (y/x≧2); drying the thus impregnated needle blanket; and firing the dried needle blanket to convert the precursor into an oxide thereof..
|Cover layer with reduced tensile properties for use of wear-resistant laminate|
The present invention relates to a low-tension cover layer intended for a laminate material and comprising a resin-impregnated, printed or unprinted decorative paper or comprising a resin-impregnated overlay paper or comprising a combination of the two, where the resin in each case comprises a mixture of at least one aminoplastic resin and at least one water-soluble or water-dispersible synthetic polymer selected from the group consisting of polyvinyl resin, polyvinyl acetate, and polyvinyl alcohol. The invention further relates to the use of the low-tension cover layer of the invention for the construction of a laminate material with appropriate balancing..
|Designed defects in laminate composites|
Novel methods and kits for creating defects in composite materials, as well as an engineered part or structure with one or more designed defects, are disclosed. The disclosed inventions advantageously permit the intentional introduction of one or multiple defects of any desired size and shape, either between the same two chosen laminae or on different layers within a multi-layer composite, having mechanical and thermal properties that are akin to those found for actual defects.
|Biodegradable subcutaneous implants and methods of making|
The present invention relates to a biodegradable implantable drug delivery device comprising a biodegradable polymeric material in combination with a therapeutic compound effective for the treatment of a member of the herpesvirus family, wherein the biodegradable implantable drug delivery device is fabricated by a novel method that provides for increased homogeneity and dispersity of the therapeutic compound impregnated within the biodegradable polymeric material.. .
|Fragrance warmer and light string assembly having the same|
A fragrance-producing light string assembly can be achieved using either a fragrance warmer configured to connect to a conventional light string assembly or a light string assembly having an integrated fragrance warmer. The fragrance warmer is configured to apply heat to a removable and replaceable fragrance pellet that is formed from a polymeric material that is impregnated with a vaporizing agent and configured to emit the vaporizing agent when heated.
|System and method for maneuvering thin ply technology complexes|
A method for maneuvering a flexible pre-impregnated composite sheet is disclosed. The flexible pre-impregnated composite sheet is positioned onto a work surface and a vacuum sheet is operatively coupled to the flexible pre-impregnated composite sheet.
|System and method for polishing and lubricating aluminum welding wire|
A system and method are disclosed for polishing and lubricating an aluminum welding wire. The system and method draw stock aluminum wire from a spool, subject the stock wire to a plurality of drawing and thermal treatment steps to obtain a wire having a final diameter suitable for use in a continuous welding apparatus.
|Multilayer printed circuit board structure|
A multilayer printed circuit board structure is formed by stacking an aluminum foil substrate, a first pre-impregnated body, an aluminum foil middle layer, a second pre-impregnated body and a copper foil surface layer sequentially. Both the first pre-impregnated body and the second pre-impregnated body are composed by a fiber cloth impregnated with a heat conduction material in order that the heat conduction material can fill up the gaps of the fiber cloth.
|Method and apparatus for sealing and structurally renewing a wall of a manhole|
An apparatus and method is provided for structurally renewing and sealing a wall of a manhole. The apparatus includes a tubular sleeve impregnated with a hydrophilic or hydrophobic material capable of expanding when in contact with water, and a liner impregnated with a resinous material capable of curing and hardening.
|Pet products having oral care properties|
The present application provides an edible pet chew having a moisture content of 15 to 30 wt % and contains 15 to 35 wt % of gelatin, 10 to 30 wt % of flavoring ingredients, 2 to 10 wt % of structure-providing components, 1 to 5 wt % of humectant, 0.1 to 0.2 wt % of preservatives, and 10 to 25 wt % of a dental protection composition. The present application also provides a chewable rope embodiment containing a rope either impregnated with 10 to 25 wt % of a dental protection composition or containing a rope coated with the edible pet chew formulation..
A dimensionally stable combination of wood and inorganic material is provided as railway sleepers or ties. The wood is preferably a softwood impregnated with an alkali-metal or alkaline earth-metal silicate solution, which has been rendered water insoluble after impregnation.
|Systems and methods for printing patterns using near infrared upconverting inks|
The present invention relates generally to using upconverting inks for producing highly-resolved patterns for, inter alia, security applications. More specifically, the present invention relates to the use of sols (inks) and printing processes that produce well-defined printed features consisting of polymers impregnated with luminescent upconversion nanocrystals.
|Sustainable composite building materials and related methods of manufacture|
Sustainable composite materials for interior spaces and related methods of manufacture are provided. In one aspect of the invention, the sustainable composite materials include a load-bearing stud.
|Soft feel printed fabric and method of producing same|
Woven, unfinished textiles or yarns may be made softer and more brightly-colored by a method which comprises treating a yarn to weave fabric by sizing the yarn to weave fabric; desizing the sized fabric; bleaching the desized fabric; reducing the number of electrolytes on the bleached fabric; pre-softening the fabric having fewer electrolytes; fabric printing the pre-softened fabric; and finishing the fabric printed fabric. A fabric printed textile comprising a self cross-linked low glass transition temperature acrylic binder film on fibers of a fabric printed textile, where the fibers are impregnated with a polysiloxane polymer..
|Bone graft substitute|
A bone graft substitute in the form of an implantable three-dimensional scaffold that includes calcium phosphate and has pores. The scaffold is impregnated with a calcium and/or phosphate containing substance, and the dissolution rate drs of the scaffold is slower than the dissolution rate drd of the calcium and/or phosphate containing substance..
|Reversible color-changing ink formulations and nonwoven wipes|
A reversible color-changing ink formulation, and a nonwoven wipe to which the ink formulation is securely bound, are provided. The reversible color-changing ink formulation includes about 55-98% by weight of a polymer binder, about 0.1-20% by weight of a reversible color-changing dye that reversibly changes between a first color and a second color at a ph of about 5.5 to about 8.0, and optional amounts of plasticizer, inorganic particulate filler, and color brightener.
|Oxidation protected separator|
A battery separator for a lead/acid battery is resistant to oxidation arising from the use of water or acid containing contaminants, for example chromium (cr), manganese (mn), titanium (ti), copper (cu), and the like. The separator is a microporous membrane including a rubber.
|Preparation method of hollow carbon sphere and carbon shell-sulfur composite, hollow carbon sphere, and carbon shell-sulfur composite for secondary lithium sulfur battery|
A preparation method of a hollow carbon sphere includes preparing a hollow carbon sphere including fine pores by using mold particles and a material including metal-phthalocyanine. The prepared hollow carbon sphere has a carbon shell surface including fine pores, and the hollow carbon sphere may be impregnated with sulfur to prepare a carbon shell-sulfur composite and may be utilized as an anode material of a lithium-sulfur secondary battery.
|Cnt and method for manufacturing thereof|
Disclosed are carbon nanotubes and a method for manufacturing the same wherein the carbon nanotubes (cnts) which comprise a three-component carbon nanotube catalyst containing a catalytic component and an active component and have a potato or spherical shape with a particle diameter distribution (dcnt) of 0.5 to 1.0 can be manufactured at a high yield using an impregnated supported catalyst by simultaneously removing activity and a fine powder of the impregnated supported catalyst in an attempt to solve a drawback of conventional impregnation methods for producing cnts, namely, the difficulty in improving a yield of cnts.. .
|Plastic floor covering|
An elastic floor covering 10, includes a soft core 18, a decor layer 14 on top of the core 18, a wear layer 12 on top of the decor layer 14 and a backside layer 20 positioned under the core 18, in which at least the core 18, the wear layer 12, and the backside layer 20 are made of polyurethane, and a glass fiber mat 16 is arranged between the core 18 and the decor layer, the decor layer 14 is made of cellulose paper impregnated with polyurethane, the wear layer 12 being made of polyurethane produced from aliphatic polyol, and the core 18 and the backside layer 20 being made of polyurethane produced from an aromatic polyol from renewable primary products.. .
Cushioning material for resilient, insulating or padding covering of objects or components, made of a double-pile fabric (1) being elastically impregnated by resin impregnation, in which an upper fabric (2) and a lower fabric (3) are connected in a spaced-apart manner by webs (14) that are formed by pile threads (4), wherein the elastically impregnated double-pile fabric (1) exhibits a shape resilience with a non-linear spring characteristic (5) due to the connecting webs (14), having a lower characteristic region (7), a medium characteristic region (6) and an upper characteristic region (8), the lower and the upper characteristic regions (7, 8) having an ascending profile respectively, while the medium characteristic region (6) has a less ascending hysteresis loop profile which gives the impregnated double-pile fabric (1) an internal damping capacity (w), and said internal damping capacity (w) is adjusted by the volume weight depending on the used pile threads (4) and/or the degree of hardness of the resin impregnation.. .
|Reversible color-changing sanitizer-indicating nonwoven wipe|
A nonwoven wipe having a reversible sanitizer indicator for multiple uses and recharges is provided. The nonwoven wipe includes a cloth-like nonwoven fabric coated with a reversible color-changing ink formulation.
|Organic oxygen absorber comprising porous carrier and method for preparing the same|
Disclosed herein are an organic oxygen absorber and a preparation method thereof. The organic oxygen absorber is prepared by reacting each of an ascorbic acid compound and an oxygen absorption promoting material with porous silica powder, which has high adsorbability, at room temperature so as to be impregnated into the silica powder, and then mixing the impregnated materials with each others before filling into an air-permeable packaging material.
|Membranes for separation|
The present invention relates to a composite membrane for gas separation and/or nanofiltration of a feed stream solution comprising a solvent and dissolved solutes and showing preferential rejection of the solutes. The composite membrane comprises a separating layer with intrinsic microporosity.
|Direct current (dc) transmission system comprising a thickness controlled laminated insulation layer and method of manufacturing|
A direct current transmission system and a method for preparation including an electrical conductor layer, an inner semiconductive layer covering the conductor layer, an insulation layer provided on the semi-conductive layer including laminated polymer material and impregnated with a high viscosity fluid, and including an inner part, a middle part, an outer part, and an outer semi-conductive layer covering the insulation layer. The inner part has a first thickness, the middle part has a second thickness and the outer part has a third thickness, whereby the second thickness is greater than the first thickness and greater than the third thickness.
|Method for producing an extruded stiffened panel, and device for implementing same|
A method for producing a part made of a composite material, including a skin and at least one stiffener made of strips, which are in turn made of one or more plies of fibers impregnated with a non-polymerized resin. The method includes the steps of: producing a preform of the part by pulling the strips through a die for shaping and positioning the skin and the stiffeners, a polymerization core being provided between a first strip and a second strip prior to the passage thereof through the die; and pressing the resulting preform in a hot press for a duration dt while applying a pressure p and at a temperature t for polymerizing the resin of the strips in the hot press over a pressing length l that is shorter than the length of the panel..
|Anti-bacterial foot bath liner device|
An anti-bacterial and anti-fungal foot bath liner device for lining a pedicure or foot treatment tub while providing antibacterial properties to prevent transmission of infection includes a liner. The liner has a perimeter edge, an upper surface and a lower surface.
|Stabilisation of microwave heated food substrates|
A food product having a substrate impregnated with a stabiliser composition and coated with an aqueous coating composition can be reheated using a microwave oven with good results.. .
|Wet wipe and method for manufacturing the same|
A wet wipe includes a nonwoven fabric impregnated with a liquid. A surface layer in a first surface of the nonwoven fabric has an apparent density of 0.030-0.10 g/cm3 in a dry state.
|Method for tape laying and consolidation upon deposition of a thermoplastic composite workpiece with fiber reinforcement|
A method for laying up a tape of fibers comprising a thermoplastic polymer and the consolidation upon deposition of a workpiece thus laid up. The method comprises the steps of pre-consolidating a tape of fibers pre-impregnated with a thermoplastic polymer by pultruding strands pre-impregnated with the thermoplastic polymer through a die.
|Fastening resin structure and method for manufacturing the same|
A fastening resin structure includes a fiber reinforced resin member and a first collar joined to the fiber reinforced resin member. The first collar is configured to be fastened to another structure by means of a bolt and a nut.
A method for producing a porous polymer structure involves (i) forming a polymer; (ii) subsequently contacting the polymer with a nonsolvent and inducing the formation of an emulsion in which the nonsolvent is present as the dispersed phase and the polymer as the continuous phase; and (iii) removing at least some of the nonsolvent so as to leave pores within the polymer, wherein the polymer is formed by exciting one or more molecules in an exciting medium, in particular by pulsed plasma deposition. Emulsion formation in step (ii) may be induced by or in the presence of an emulsion stabilising agent.
|Fischer-tropsch catalyst comprising cobalt, magnesium and precious metal|
(b) forming a catalyst precursor by impregnating the modified catalyst support with a cobalt compound and precious metal promoter compound, drying and calcining the impregnated catalyst support in a second calcination to convert the cobalt compound to cobalt oxide.. .
A decorative board 5 includes: a prepreg 2 that includes a binder component including: at least one thermoplastic resin selected from a group consisting of acrylic resin having a glass-transition temperature tg exceeding 0° c., vinyl chloride resin having a glass-transition temperature tg exceeding 0° c., acrylic urethane, and aqueous polyurethane resin, and a thermosetting resin, a mixing ratio of the at least one thermoplastic resin to the thermosetting resin being 1:0-0.5 in solid content ratio, and an endothermic metal hydroxide; and a thermosetting resin impregnated decorative paper 1, wherein the prepreg and the thermosetting resin impregnated decorative paper are stacked and integrated.. .
|Transparent composite substrate and display element substrate|
A transparent composite substrate according to the present invention includes a composite layer containing a glass cloth formed of an assembly of glass fibers and a resin material impregnated in the glass cloth. The assembly of the glass fibers itself has a variation in a refractive index and a difference between a maximum value and a minimum value of the refractive index is equal to or less than 0.008.
|Panel and method for manufacturing panels|
A floor panel has a core, a print and a wear resistant layer. The core is assembled at least from a plurality of paper sheets, or other carrier sheets, impregnated with a thermosetting resin..
|Ultra-high power multimode combiner|
An ultra-high power fiber laser system includes a multimode combiner which is configured with a plurality of low mode fibers bundled together and tapering toward its downstream end. The system further includes a clad mode absorber extending along the tapered downstream end of the combiner and extending over a portion of the combiner's output fiber.
|Low-mode high power fiber combiner|
A high power fiber laser system is configured with a combiner end fiber spliced to a combiner output fiber. The system further includes a light stripper extending along the combiner end and output fibers and configured with sequentially located zones which are provided with respective refractive indices.
|Method for sealing a fuel tank|
A method for making a structural element comprising a panel in composite material with fiber reinforcement in an organic matrix obtained by laying up and curing. The panel comprises a side likely to be exposed to contact with hydrocarbons.
|Repulpable corrugated box and process for making same|
A repulpable moisture resistant poultry box having a composite structure with a fluted medium, a top backing board secured to one side of the fluted medium and a bottom backing board secured to the other side of the fluted medium. The backing boards and the fluted medium are impregnated with a hydrogenated triglyceride.
|Methods for pre-sharpening impregnated cutting structures for bits, resulting cutting structures and drill bits so equipped|
Processes for pre-sharpening cutting structures comprising particles of superabrasive material such as diamond grit, dispersed in a metal matrix material such as cemented tungsten carbide. Matrix material may be removed from a surface of a cutting structure to a desired depth to expose superabrasive particles within the matrix material adjacent the surface, and to increase exposure of partially exposed superabrasive particles at the surface.
|Method and kit for treatment of components utilized in a crude oil service operation|
A method and kit for treatment of a stainless steel or other nickel alloy component utilized in a crude oil service operation including cleaning a surface of the component to remove surface contamination; drying the cleaned surface of the component; applying a coat of self-assembled monolayer of phosphonate (samp) to the cleaned and dried surface of the component to form a treated component; and installing the treated component into a section of a crude oil service operation. The coating reduces paraffin/asphaltene deposition on the component.
|Electrolytic capacitor and method of manufacturing the same|
An electrolytic capacitor includes a capacitor element and an electrolyte solution impregnated in the capacitor element. The capacitor element includes an anode foil, cathode foil, separator, and a solid electrolytic layer.
|Process for enhancing nickel tolerance of heavy hydrocarbon cracking catalysts|
The invention discloses a process for upgrading feed streams containing residual fractions with high concentrations of metals, more specifically nickel content up to 150 ppm employing acidic catalysts comprising large pore rare earth faujasite zeolite component, pentasil zeolite component and pseudoboehemite containing resid cracking component while the composite is impregnated with lanthanum oxide or aluminium oxide or mixture of both. The hydrocarbon feed stock can be sourced from either petroleum derivatives or from coal, tar or sand.
|Methods of refurbishing an adhered component and composites comprising adhered components|
A composite comprising adhered components and method of refurbishing such composites are described herein. The composite includes a first component, a second component, and the first component being adhered to the second component using an adhesive stack.
|Ultra-rapid diagnostic tissue preparation as an alternative to frozen section|
Improved methods and systems for processing of solid tissue are described. The method may be performed manually or automatically.
|Composition and method of manufacture of hardened wood|
There is a hardened wood composition, comprising an acetylated whole wood portion that may have substantially all of its accessible interior volume impregnated with a hardened thermosetting plastic. A method of manufacturing a hardened wood comprising the steps of: acetylating a whole wood portion and impregnating the whole wood portion with a liquid-phase thermosetting polymer then curing such thermosetting polymer impregnated porous body by the steps of: enclosing the body in a fluid impermeable bag and subjecting the enclosed body to enhanced fluid pressure substantially, contemporaneously, with subjecting the enclosed body to a temperature sufficient to cure the thermosetting plastic impregnated therein by submerging the same in water near its boiling point..
|Composite sheet, substrate for a display element including same, and display device including same|
The present invention relates to a composite sheet, to a substrate for a display element including same, and to a display device including same. More specifically, the composite sheet comprises: a reinforcement-impregnated matrix; a coating layer formed on at least one surface of the matrix; and a barrier layer formed on at least one surface of the coating layer, wherein, if an elastic modulus of the matrix is e2 at a temperature of 25° c.
|Heavy metal removal methods and systems|
A support impregnated with selenium and capable of effectively removing a heavy metal from a process stream that is at an ambient temperature or is at an elevated temperature.. .
An electroblotting system including a cassette configured to receive a membrane and a material impregnated with at least one of proteins or nucleic acids. The cassette is connectable to a base such that a current is passable through the cassette to cause at least some of the proteins or nucleic acids to be transferred from the impregnated material to the membrane.
|Fiber-containing diamond-impregnated cutting tools and methods of forming and using same|
Fibers for diamond-impregnated cutting tools and their associated methods for manufacture and use are described. A matrix is formed that contains fibers made from carbon, glass, ceramic, polymer, and the like.
|Enzymatic pretreatment of wood in a method for producing mechanical paper pulp|
A method for producing mechanical paper pulp comprises: impregnating unprocessed wood, whereby unprocessed wood is exposed to an impregnating composition comprising at least a laccase enzyme and a formula mediator (i), wherein r1 and r2 are identical or different groups, chosen from among a hydrogen atom, a hydrocarbon chain, linear or branched, saturated or unsaturated, comprising 1 to 14 carbon atoms, wherein each hydrocarbon chain can be replaced by one or more functional groups chosen from among —oh, —so3, benzyl, amino, mercapto, keto or carboxyl, wherein r1 and r2 in combination can form a cyclical structure, to achieve impregnation of the wood; and mechanically refining the impregnated wood, such that a mechanical paper pulp is obtained. The disclosure also relates to an impregnating composition used in this method and to the use thereof in a method for producing mechanical paper pulp, as well as to a method for producing paper..
|Method of making a chemically active filter element for an oil filter|
An improved oil filter, for use with an internal combustion engine, comprises a hollow filter housing defining a chamber therein and having an inlet and an outlet with a flow path therebetween; a mechanically active filter member disposed inside the filter housing in the flow path; and a chemically active filter member disposed inside the filter housing in the flow path. The chemically active filter member comprises a plurality of composite oil additive pellets.