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Block Copolymer

Block Copolymer-related patent applications - as published by the U.S. Patent and Trademark Office (USPTO).


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Method for pattern formation on a substrate, associated semiconductor devices, and uses of the method
Katholieke Universiteit Leuven, Ku Leuven R&d
June 15, 2017 - N°20170170007

The present disclosure relates to a method for pattern formation on a substrate. An example embodiment includes a method for pattern formation. The method includes providing a photoresist layer on a composite substrate. The method also includes patterning the photoresist layer by lithography to define a plurality of parallel stripe photoresist structures. The method further includes providing a block copolymer ...
Viscosity index improver concentrates
Infineum International Limited
June 15, 2017 - N°20170166830

A viscosity index improver containing, in diluent oil, one or more optionally functionalized linear block copolymers having at least one block derived from alkenyl arene covalently linked to at least one block derived from diene in an amount that is greater than the critical overlap concentration (ch*), in mass %, for the linear block copolymers in the diluent oil; and ester ...
Defoaming compositions and processes for cementing applications
Kemira Oyj
June 15, 2017 - N°20170166799

Cement compositions and processes for reducing air entrainment in a cement composition generally include mixing a hydraulic cement with a defoamer composition including an organic acid ester of a polyoxyethylene-polyoxypropylene block copolymer.
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Novel polymers and process for making membranes
Applied Biomimetic A/s
June 15, 2017 - N°20170166704

Novel block copolymers comprising at least one (poly)2-c1-3alkyl-2-oxazoline block and at least one (poly)dimethyl siloxane block, having at least one end group x which includes both an —nh2 group and an —nh— group, have been found to be particularly suitable for forming vesicles. The vesicles may be used to form filtration membranes.
A-b block co-polymer, a-b block co-polymer production method, resin treatment pigment composition, resin treatment pigment ...
Dainichiseika Color & Chemicals Mfg. Co., Ltd.
June 15, 2017 - N°20170166665

There is provided a resin-treated pigment that is useful as a coloring agent for color filters or inkjet inks, that can expand a hue range and improve performances such as color density, color developability, and transparency, and that is excellent in properties such as dispersibility and dispersion stability of pigments, re-dissolvability, and alkali-solubility. An a-b block copolymer 90% by mass or ...
Pattern decomposition for directed self assembly patterns templated by sidewall image transfer
International Business Machines Corporation
June 08, 2017 - N°20170162380

After forming spacers over a hard mask layer using a sidewall image transfer process, a neutral material layer is formed on the portions of the hard mask layer that are not covered by the spacers. The spacers and the neutral material layer guide the self-assembly of a block copolymer material. The microphase separation of the block copolymer material provides a ...
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Precursor polyelectrolyte complexes compositions
The Clorox Company
June 08, 2017 - N°20170158990

The invention relates to compositions and methods of treatment employing compositions comprising polyelectrolyte complexes. The compositions include a water-soluble first polyelectrolyte bearing a net cationic charge or capable of developing a net cationic charge and a water-soluble second polyelectrolyte bearing a net anionic charge or capable of developing a net anionic charge. The total polyelectrolyte concentration of the first solution ...
Pharmaceutical composition containing docetaxel
The Clorox Company
June 08, 2017 - N°20170157050

The present invention is a technical filed of pharmaceutical preparation agent, and more particular to a pharmaceutical composition containing docetaxe. The pharmaceutical composition containing docetaxe includes docetaxel and a polyethylene glycol methyl ether-polylactide block copolymer with amino acid end groups. The advantage of the present invention is subjected to a tri-block copolymer with low toxicity as the drug carrier. In ...
Method for making patterns by self-assembly of block copolymers
Commissariat A L'energie Atomique Et Aux Energies Alternatives
June 01, 2017 - N°20170154810

A method for making patterns includes forming on a substrate surface a first mask delimiting at least two areas to be metallised; forming an assembly guide above the first mask, the assembly guide delimiting a surface covering two contact areas belonging respectively to the two areas to be metallised; depositing on the surface a block copolymer layer; reorganising the block ...
Solid-state film capacitors using self-assembled block copolymers
Commissariat A L'energie Atomique Et Aux Energies Alternatives
June 01, 2017 - N°20170154730

A capacitor including: a first electrode; a second electrode; and a dielectric material situated between the first electrode and the second electrode, where the dielectric material is a self-assembled block-copolymer film with a periodic morphology. The self-assembled block-copolymer film may have a lamellar morphology that is horizontally oriented into layers of copolymer parallel to the first electrode and second electrode.
Acrylic composition with olefin block copolymer
Rohm And Haas Company
June 01, 2017 - N°20170152383

An acrylic composition includes a first component that accounts for 20 wt % to 40 wt % of the total weight of the acrylic composition and the first component includes an olefin block copolymer comprising hard segments and soft segments, of which the soft segments have from 9 mol % to less than 15 mol % of comonomer content. A second component of the acrylic composition accounts for 25 ...
Slush molding composition
Inteva Products, Llc
June 01, 2017 - N°20170152378

A thermoplastic polypropylene composition comprising polypropylene, a hydrogenated block copolymer, 3 to 6 wt % high density polyethylene, a processing oil, and greater than or equal to 3 wt % of a surface modifier comprising an ultra high molecular weight polydialkyl siloxane, an ultra-high molecular weight polydialkyl siloxane in combination with silica, a polyolefin siloxane or a combination thereof, wherein weight percent is based on ...
Tire of which the crown area is provided with a sub-layer comprising a thermoplastic elastomer ...
Michelin Recherche Et Technique S.a.
June 01, 2017 - N°20170151843

A radial tire (1) for a motor vehicle comprises a crown (2) comprising a tread (3) provided with at least a radially outer part (3a) intended to come into contact with the road; two non-stretchable beads (4), two sidewalls (5) connecting the beads (4) to the tread (3), a carcass reinforcement (6) passing into the two sidewalls (5) and anchored in the beads (4); a crown reinforcement or belt (7) positioned ...
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Laminated glass
Zeon Corporation
June 01, 2017 - N°20170151757

Provided is a laminated glass including, in order: a first glass sheet; a first interlayer film; a transparent film laminated with a heat reflection film; a second interlayer film; and a second glass sheet, wherein the first interlayer film and the second interlayer film are formed of a modified hydrogenated block copolymer [e], the modified hydrogenated block copolymer [e] is ...
Skin external preparation and skin irritation-reducing method
Shimadzu Corporation
June 01, 2017 - N°20170151335

Provided is a skin external preparation including a drug and nanometer-size molecular assemblies. The molecular assemblies contain an amphiphilic block copolymer having a hydrophilic block chain including a sarcosine-derived structural unit and a hydrophobic block chain including a hydroxy acid-derived structural unit. The skin external preparation according to the present invention may reduce skin irritation caused by the drug, be ...
Optically clear hot melt adhesives and uses thereof
Shimadzu Corporation
May 25, 2017 - N°20170145267

Hot melt adhesives with pressure sensitive adhesive properties for electronic devices are described. The hot melt adhesive comprises a styrenic block copolymer with fully hydrogenated and saturated soft blocks, a liquid diluent or a tackifier, a (meth)acrylate monomer or an oligomer having at least two (meth)acrylic functionalities per oligomer chain, and an initiator. The hot melt adhesive is ...
Process for controlling the period of a nanostructured block copolymer film based on styrene and ...
Shimadzu Corporation
May 25, 2017 - N°20170145250

The invention relates to a block copolymer film nanostructured into nanodomains, obtained from a base block copolymer having a molecular weight of greater than 50 kg/mol, and preferably greater than 100 kg/mol and less than 250 kg/mol, and at least one block of which comprises styrene, and at least one other block of which comprises methyl methacrylate. This film is ...
Composition and surface protection film
Shimadzu Corporation
May 25, 2017 - N°20170145206

A composition comprising: a hydrogenated block copolymer (1) comprising a block a mainly comprising a vinyl aromatic compound monomer unit and a block b mainly comprising a conjugated diene monomer unit, wherein the conjugated diene monomer unit has an amount of vinyl bonds of 50% or more before hydrogenation; and a hydrogenated copolymer (2) comprising a block c randomly comprising a vinyl aromatic ...
Anti-slipping material
Shimadzu Corporation
May 25, 2017 - N°20170145205

An anti-slipping material consisting of a thermoplastic elastomer composition, wherein the composition comprises (a) 100 parts by weight of a thermoplastic elastomer composed of a hydrogenated block copolymer obtained by hydrogenating a block copolymer having polymer block (a) consisting of a vinyl aromatic compound in molecule, and having a polymer block (b) consisting of a conjugated diene compound in molecule, (b) 150 ...
Polyphenylene sulfide block copolymer and manufacturing method therefor
Shimadzu Corporation
May 25, 2017 - N°20170145165

A polyphenylene sulfide block copolymer contains polyphenylene sulfide units and poly-organosiloxane units and has a glass-transition temperature in the range of 80° c. Or lower and a weight-average molecular weight in the range of 35,000 to 100,000. The polyphenylene sulfide block copolymer has high flexibility as well as high heat resistance and heat aging resistance.
Omega-functionalized polymers, junction-functionalized block copolymers, polymer bioconjugates, and radical chain extension polymerization
Shimadzu Corporation
May 25, 2017 - N°20170145141

Polymeric compounds having spatially controlled bioconjugation sites are described. Functionalization is achieved by selective ω-terminal chain extension of polymer chains by radical polymerization, such as reversible addition-fragmentation chain transfer (raft) polymerization.
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