Acid Anhydride

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

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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 ...
Method for producing heteroaromatic sulfonamide compound
Ube Industries, Ltd.
May 04, 2017 - N°20170121288

The present invention provides: a method for producing a mixed sulfonic acid anhydride of the general formula (1) by reacting a sulfonic acid compound of the general formula (2) with a perfluoroalkyl sulfonic acid anhydride or a perfluoroalkyl sulfonic acid halide; and a method for producing a sulfonamide compound of the general formula (4) obtained by reacting an amine compound of the general ...
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Process for producing low voc coalescing aids
Dow Global Technologies Llc
April 27, 2017 - N°20170113997

A process comprising reacting a mono- or di-carboxylic acid and/or acid anhydride with a glycol ether in the presence of phosphoric acid to produce a glycol ether ester product having low color and low voc content.
Electrolyte and secondary battery
Sony Corporation
April 06, 2017 - N°20170098860

Secondary batteries capable of improving cycle characteristics are provided. The secondary battery includes a cathode, an anode, and an electrolytic solution. A separator provided between the cathode and the anode is impregnated with the electrolytic solution. The electrolytic solution contains a solvent and an electrolyte salt. The solvent contains a cyclic compound having a disulfonic acid anhydride group (—s(&#...
Method for producing carboxylic acid anhydride and method for producing carboxylic acid ester
Mitsubishi Rayon Co., Ltd.
March 30, 2017 - N°20170088502

Provided is a production method whereby corresponding carboxylic acid anhydrides and carboxylic acid esters can be obtained at high yield from various carboxylic acids even without a solvent and near room temperature. A method for producing a carboxylic acid anhydride represented by formula (ii), the method comprising reacting a compound represented by formula (i) and a carboxylic acid in the ...
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Gel sheet using hyaluronic acid
Bioplus Co., Ltd.
March 23, 2017 - N°20170080091

A gel sheet, prepared by immersing a primary hyaluronic acid gel sheet, which is prepared by drying a flat plate on which an aqueous solution obtained by dissolving an alkali salt of high-molecular-weight hyaluronic acid in an alkaline solution is applied in a vacuum oven, in a crude solution of a low-molecular-weight organic acid anhydride or an anhydride solution diluted ...
Process for the production of carboxylic esters and use of these as plasticizers
Basf Se
February 16, 2017 - N°20170044085

The invention relates to a method for producing carboxylic acid esters by reacting carboxylic acids and/or carboxylic acid anhydrides with at least one alcohol having at least 5 carbon atoms, selected from alkanols and cycloalkanols, in the presence of an ionic liquid and an acidic esterification catalyst. The invention also relates to the use of the thus obtained carboxylic acid ...
Electrolyte and magnesium secondary battery
Saitama Prefecture
January 19, 2017 - N°20170018804

To provide an electrolyte and a magnesium secondary battery that can embody a magnesium secondary battery having room-temperature operability and satisfactory cyclability. An electrolyte 13 including an organic solvent, magnesium salt and cyclic acid anhydride is provided. Cyclic acid anhydride is preferably contained at a concentration at least equimolar to magnesium salt, and is further preferably contained at a molar concentration 1. 0 ...
Fiber-reinforced resin composite body, and reinforced matrix resin for fiber-reinforced resin
Dic Corporation
January 19, 2017 - N°20170015799

The present invention provides a fiber-reinforced resin composite as a fiber-reinforced resin composite (e) including a fiber-reinforced resin (c), which contains a reinforcing fiber (a) and a matrix resin (b), and a reinforcing material (d), in which the reinforcing material (d) contains a cellulose nanofiber (f), and the cellulose nanofiber (f) is obtained by micronizing cellulose in a fibrillated resin (...
Nonaqueous electrolyte compositions
E I Du Pont De Nemours And Company
January 12, 2017 - N°20170012321

Electrolyte compositions containing a solvent, a co-solvent, certain cyclic carboxylic acid anhydride additives, certain phosphorus-containing additives, and an electrolyte salt are described. The electrolyte compositions are useful in electrochemical cells, such as lithium ion batteries where they provide significantly improved cycle life with no loss of discharge capacity.
Method for producing optically active carboxylic acid ester
Tokyo University Of Science Foundation
January 12, 2017 - N°20170008820

Provided is a method for producing an optically active carboxylic acid ester at a high yield and with high enantioselectivity using dynamic kinetic resolution, said optically active carboxylic acid ester having an α-nitrogen substituent. This method for producing an optically active carboxylic acid ester includes a step in which racemic carboxylic acid represented by formula (a) and a ...
Cleaning solution, cleaning facility and method of cleaning mount substrate
Mitsubishi Electric Corporation
December 29, 2016 - N°20160376534

A method of cleaning a mount substrate comprising the step of: preparing a cleaning solution and cleaning the mount substrate by using the cleaning solution. The cleaning solution is a chemical solution produced by providing organic amine as a content in a hydrocarbon-based solvent containing a ketone or an aromatic and by adding unsaturated carboxylic acid anhydride or carboxylic anhydride ...
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Positive photosensitive resin composition, cured film formed by curing same, and optical device equipped with ...
Toray Industries, Inc.
December 22, 2016 - N°20160370703

A positive photosensitive resin composition including: a polysiloxane synthesised by hydrolysing and partially condensing a specific organosilane and an organosilane that has a carboxyl group and/or a dicarboxylic acid anhydride structure; particles of one or more metal compounds selected from an aluminium compound, a tin compound, a titanium compound, and a zirconium compound, or composite particles of a silicon ...
Method for producing oxymethylene copolymer
Mitsubishi Gas Chemical Company, Inc.
December 22, 2016 - N°20160369050

The present invention provides a method for producing an oxymethylene copolymer which involves polymerizing trioxane and a comonomer cationically at a polymerization temperature of 135° c. To 300° c. In the presence of a protic acid salt having the molecular weight of 1000 or less, and at least one polymerization initiator selected from the group consisting of protic acids, protic acid ...
Resin composition, prepreg and laminate board
Panasonic Intellectual Property Management Co., Ltd.
December 22, 2016 - N°20160369042

A resin composition contains a preliminary reaction product obtained through mixing an epoxy resin and a monofunctional acid anhydride as a first curing agent in an equivalence ratio of the epoxy resin to the monofunctional acid anhydride in a range of 1:0. 1 to 1:0. 6, and reacting the epoxy resin and the monofunctional acid anhydride such that a percentage of ring opening of ...
Ionomer resin composition, optical film, polarizing plate, and liquid crystal display apparatus
Panasonic Intellectual Property Management Co., Ltd.
December 22, 2016 - N°20160369023

[solution] an ionomer resin composition according to the present invention is an ionomer resin composition obtained by reacting an acrylic thermoplastic resin (x) including a chain alkyl (meth)acrylate unit (a), an n-substituted maleimide unit (b), and an unsaturated acid and/or unsaturated acid anhydride unit (c) with a metal compound (y), in which the acrylic thermoplastic resin (x) includes ...
Electrolytic capacitor and method for manufacturing same
Panasonic Intellectual Property Management Co., Ltd.
December 01, 2016 - N°20160351340

An electrolytic capacitor includes an anode body, a dielectric layer formed on the anode body, and a solid electrolyte layer covering at least a portion of the dielectric layer. The solid electrolyte layer includes a first conductive polymer layer covering at least a portion of the dielectric layer, and a second conductive polymer layer covering at least a portion of ...
Polymer resin composition, polymer composite tape, and front bumper of automobile
Hyundai Motor Company
December 01, 2016 - N°20160347948

Disclosed are a polymer resin composition comprising: a binder resin including an olefin-based polymer resin; a carbon fiber surface-treated with a predetermined compound; and a modified polyolefin resin grafted with polyetheramine-bonded dicarboxylic acid or an acid anhydride thereof, a polymer composite tape including the polymer resin composition, and a front bumper of a vehicle equipped with the polymer composite tape.
Pneumatic tire and run-flat tire
Sumitomo Rubber Industries, Ltd.
November 24, 2016 - N°20160340501

Provided is a pneumatic tire including a sidewall that has a good balance of excellent handling stability, rolling resistance, and durability and further has excellent flex crack growth resistance. The sidewall is formed from a modified cellulose fiber-containing rubber composition that is allowed to simultaneously achieve excellent rigidity, excellent tensile properties, and low energy loss by improving the dispersibility of ...
Rubber composition, rubber composition for tires, and pneumatic tire
Sumitomo Rubber Industries, Ltd.
November 24, 2016 - N°20160340500

Provided are a modified cellulose fiber-containing rubber composition and rubber composition for tires that are allowed to simultaneously achieve excellent rigidity, excellent tensile properties, and low energy loss by improving the dispersibility of the cellulose fiber in rubber, as well as a pneumatic tire formed from the rubber composition, having excellent handling stability, excellent rolling resistance properties, and excellent durability. ...