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Acid Anhydride

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


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Photosensitive resin composition and cured product thereof
Nippon Kayaku Kabushiki Kaisha
October 12, 2017 - N°20170293225

Provided is a photosensitive resin composition that contains (a) a photobase generator and (b) an alkali-soluble epoxy compound, wherein the photobase generator (a) contains a compound represented by formula (2-1) and the alkali-soluble in epoxy compound (b) is an epoxy compound obtained by reacting (c) a polybasic acid anhydride with a product of a reaction between (a) an epoxy compound ...
Polyamide and polyimide sticker adjuvants
Huntsman Petrochemical Llc
October 05, 2017 - N°20170280711

A sticker adjuvant that may be used in agrochemical compositions is disclosed. The sticker adjuvant is a polyether amide or a polyether imide formed by the reaction of a polyether polyamine with a polyfunctional monomer. The polyfunctional monomer may be a polyacid, a di-functional acyl halide, an acid anhydride, a poly(acid anhydride) and a mixture thereof.
Epoxy resin composition for casting
Kaneka Corporation
September 28, 2017 - N°20170275413

The object of the present invention is to provide an epoxy resin composition for casting having excellent heat resistance and thermal shock resistance. The epoxy resin composition for casting of the present invention contains a silica powder (a), a liquid epoxy resin (b), a polyether polyol (c), a liquid acid anhydride (d), a curing accelerator (e), and a core shell ...
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Composition comprising heterophasic propylene copolymer
Sabic Global Technologies B.v.
September 21, 2017 - N°20170267852

The invention is directed to a composition comprising (a) a heterophasic propylene copolymer, (b) talc and (c) a functionalized polypropylene grafted with an acid or acid anhydride functional group, wherein the heterophasic propylene copolymer consists of (a) a propylene-based matrix, wherein the propylene-based matrix consists of a propylene homopolymer and/or a propylene-α-olefin copolymer consisting of at ...
Resin laminate film, method for manufacturing same, and melamine decorative panel
Mitsubishi Chemical Corporation
September 21, 2017 - N°20170266939

The present invention provides an acrylic resin laminate film having excellent bonding properties, as well as an excellent appearance and resistance to water whitening. The present invention is a laminate film provided with a resin layer (i) comprising an acrylic resin composition (a) or a fluororesin composition (b), and a second resin layer (ii) comprising a resin composition (c) that ...
Curable composition, method for producing curable composition, cured object, method for using curable composition, and ...
Mitsubishi Chemical Corporation
September 07, 2017 - N°20170253782

Wherein r1 is a substituted or unsubstituted alkyl group having 1 to 10 carbon atoms, or a substituted or unsubstituted aryl group, the component (b) being fine particles having an average primary particle size of 5 to 40 nm, and the component (c) being a silane coupling agent that comprises an acid anhydride structure in its molecule. This invention provides: a curable composition that ...
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Composition for electric wire coating material, insulated electric wire, and wire harness
Sumitomo Electric Industries, Ltd.
August 31, 2017 - N°20170250002

Provided is an insulated electric wire, a wire harness, and a composition for an electric wire coating material with which the amount of a filler, which is the flame retardant, can be reduced as much as possible without using electron beam crosslinking, the composition having a high heat resistance, a high gel fraction, flexibility, and good workability of assembling a ...
Resin composition, prepreg, metal foil with resin, metal-clad laminate, printed wiring board
Sumitomo Electric Industries, Ltd.
August 10, 2017 - N°20170226276

Unsaturated bond concentration={(number of unsaturated bonds per molecule)/(molecular weight)}/(number of acid anhydride groups per molecule)×100  (1)
Process for preparing a high molecular weight heteroaromatic polyester or copolyester
Uhde Inventa-fischer Gmbh
August 03, 2017 - N°20170218118

A process for preparing a high molecular weight heteraromatic polyester or copolyester is disclosed. A process for preparing a high molecular weight heteroaromatic polyester or copolyester includes the steps of: (a) processing comonomers by mixing together to form a homogeneous solution (1) at least one heteroaromatic dicarboxylic acid having 2-12 carbon atoms or a diester or an acid anhydride derived therefrom, ...
Stretched polyolefin fibers
Construction Research & Technology, Gmbh
August 03, 2017 - N°20170217835

The present invention relates to stretched polyolefin fibers comprising a polymer comprising at least one polymeric modifier selected from olefinic polymers modified with an acid and/or an acid anhydride, the use of these fibers in the reinforcement of cementitious compositions, and cementitious composition containing these fibers.
Nonaqueous electrolyte solution and secondary battery
Nec Corporation
July 27, 2017 - N°20170214087

The present invention relates to an electrolyte solution comprising a supporting salt, a nonaqueous solvent containing a compound having a viscosity of 1. 0 mpa-s or less in an amount of more than 50% by volume in the nonaqueous solvent, and a halogenated cyclic acid anhydride. According to the present invention, an electrolyte solution capable of suppressing gas generation is provided.
Polyimide resin precursor
Arisawa Mfg. Co., Ltd.
July 27, 2017 - N°20170210854

The polyimide resin precursor in the present embodiment is a polyimide resin precursor obtained by allowing a diamine component and a tetracarboxylic acid anhydride component to react with each other, wherein based on the whole of the diamine component, the content of p-phenylenediamine is 75 mol % or more; the tetracarboxylic acid anhydride component includes an ester-containing tetracarboxylic acid anhydride represented by ...
Coatings with flexible hyperbranched polyols
Basf Coatings Gmbh
July 06, 2017 - N°20170190931

A coating composition includes a flexible hyperbranched polyol preparable by (a) reacting a polyol comprising at least three hydroxyl groups with an aliphatic dicarboxylic acid having from 6 to 36 carbon atoms or an esterifiable derivative of the aliphatic dicarboxylic acid to form a hydroxyl-functional first intermediate product; (b) reacting the first intermediate product with a cyclic carboxylic acid anhydride to form ...
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Molded product having effective thickness of 1 mm or more and containing aliphatic polyester resin, and ...
Kureha Corporation
June 22, 2017 - N°20170175481

Provided are a molded product having an effective thickness of 1 mm or more, the molded product being formed from an aliphatic polyester resin composition containing from 1 to 30 parts by mass of a carboxylic acid anhydride and preferably further containing from 1 to 50 parts by mass of at least one type of a short fiber reinforcing material, a thermoplastic elastomer, or an ...
Gaseous f-18 technologies
Mayo Foundation For Medical Education And Research
June 22, 2017 - N°20170174606

Methods, compositions, and systems related to preparing gaseous 18f-compounds for use in radiolabeling positron emission tomography (pet) tracer precursor compounds are disclosed. [18f]fluoride ions produced by conventional methods are converted by reaction with an acid anhydride having the formula: to a gaseous 18f-compound having the formula: wherein each r is independently a substituted or unsubstituted, straight chain or branched ...
Phosphonic acid-containing blends and phosphonic acid-containing polymers
Mayo Foundation For Medical Education And Research
June 15, 2017 - N°20170170505

A blend or blend membrane formed from a hydroxymethylene-oligo-phosphonic acid r-c(p03h2)x(oh)y and a polymer, in which the radical r is any organic radical, x and y are integers, the hydroxymethylene-oligo-phosphonic acid is a product of a reaction involving a carbonic acid, a carbonic acid halide or a carbonic acid anhydride, and the polymer includes a ...
Electrolyte solution and secondary battery using same
Nec Corporation
June 08, 2017 - N°20170162910

The present invention relates to a nonaqueous electrolyte solution comprising a nonaqueous electrolyte solvent which comprises a fluorine-containing phosphate ester represented by a specific formula, a fluorine-containing ether represented by a specific formula, and an open-chain or cyclic acid anhydride. According to the present invention, there is provided an electrolyte solution capable of realizing a lithium secondary battery having an ...
Silicon-containing resist underlayer film-forming composition having organic group having aliphatic polycyclic structure
Nec Corporation
June 01, 2017 - N°20170153549

(where r1 is an organic group having an aliphatic polycyclic structure and bonded to a si atom through a si—c bond; r3 is an ethoxy group; a is an integer of 1; b is an integer of 0 to 2; and a+b is an integer of 1 to 3) has, or a structure included in a compound added as an aliphatic polycyclic ...
Photosensitive composition, method for producing cured film, cured film, touch panel, and display device
Fujifilm Corporation
June 01, 2017 - N°20170153544

A photosensitive composition, a method for producing a cured film using the photosensitive composition, a cured film prepared by curing the photosensitive composition, and a touch panel and a display device that use the cured film are provided. The photosensitive composition contains: a compound having two or more ethylenically unsaturated groups; a photopolymerization initiator; a polymer a1 containing a constitutional ...
Transparent resin laminate
Mgc Filsheet Co., Ltd.
May 18, 2017 - N°20170136748

It is an object of the present invention to provide a synthetic resin laminate for use in transparent substrate materials or transparent protective materials, having excellent shape stability and surface hardness. This has been achieved by laminating a resin composition formed by polymer-alloying i) 25% to 100% by mass of a specific styrene-unsaturated dicarboxylic acid copolymer consisting of 45% to 70% by mass of ...
Coating composition, method for coating a substrate using the same and pipeline
Lee Chang Yung Chemical Industry Corporation
May 04, 2017 - N°20170121556

A coating composition, a method for coating a substrate and a pipeline are provided. The coating composition includes at least one epoxy resin and at least one functionalized elastomer. The functionalized elastomer includes an elastomer being grafted with acid anhydride-based groups. The method includes steps of applying the coating composition to the substrate, and curing the coating composition so as ...
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