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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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Member for image forming apparatus, method of manufacturing the same and image forming apparatus
Ricoh Company, Ltd.
December 07, 2017 - N°20170351198

A member for an image forming apparatus includes a surface layer including a block copolymer, wherein the block copolymer includes a polyamide block and a polyether block and the composition ratio of the polyether block to the polyamide block is from 0. 2 to 1. 5.
Process for the preparation of a block copolymer comprising a first polyolefin block and a ...
Sabic Global Technologies B.v.
December 07, 2017 - N°20170349710

The present invention relates to a process for the preparation of a block copolymer comprising a first type of polyolefin block and at least one type of second polymer block, the process comprising the steps of: a) polymerizing at least one type of olefin monomer using a catalyst system to obtain a first polyolefin block containing a main group metal ...
Polymer film and antiadhesive material using the same
Nanotheta Co., Ltd.
December 07, 2017 - N°20170348465

A polymer film can be adjusted to movement or a fine uneven surface of a living body and has excellent ability to adhere to a biological tissue. The polymer film includes a block copolymer having a structure in which branched polyalkylene glycol and polyhydroxyalkanoic acid are bound to each other, wherein the polymer film has a film thickness of 10 to 1000 ...
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Thermoplastic resin composition and molded article including the same
Lg Chem, Ltd.
November 30, 2017 - N°20170342223

The present invention relates to a thermoplastic resin composition. More particularly, the present invention relates a thermoplastic resin composition including 100 parts by weight of a base resin including (a) an aromatic vinyl compound-conjugated diene-based compound-vinyl cyan compound copolymer and (b) an aromatic vinyl compound-vinyl cyan compound copolymer; and (c) greater than 0. 05 parts by weight and less than 11 parts by weight ...
Block copolymers including high vinyl segments
Bridgestone Corporation
November 30, 2017 - N°20170342187

A method for the preparation of block copolymers including at least one high vinyl segment, the method comprising (i) charging into a reactor a diene monomer in a hydrocarbon solvent, a catalytically effective amount of anionic initiator, and an oligomeric oxolanyl propane, whereby the reactor is optionally cooled, to form a first batch; (ii) allowing the monomer to polymerize at ...
Strip, method for manufacturing the same, and method for manufacturing pneumatic tire
Sumitomo Rubber Industries, Ltd.
November 30, 2017 - N°20170341284

The present invention is a strip of a thermoplastic elastomer composition to be wound spirally on a cylindrical drum to form an inner liner for a tire. The strip is composed of a layer stack of a first layer made of a thermoplastic elastomer composition containing 0. 1 part by mass to 50 parts by mass of an organic derivative of clay mineral ...
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Block Copolymer Patent Applications
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  • 454+ full patent PDF documents of Block Copolymer-related inventions.
  • Exact USPTO filing data with full-text, images, drawings & claims.
  • Index pages: Table View and Image-Grid View layouts. All images in each PDF.
Ink composition for organic light-emitting element, and organic light-emitting element using same
Dic Corporation
November 23, 2017 - N°20170338427

From a viewpoint of achieving a high-performance organic light-emitting element, ensuring a certain degree of flatness in a coating film obtained by a wet film forming method may not be sufficient. As a result, a desired performance of an organic light-emitting element to be obtained, may not be obtained. Therefore, an object of the present invention is to provide an ...
Electrochromic photonic-crystal reflective display device and method of manufacturing the same
Industry-academic Cooperation Foundation, Yonsei University
November 23, 2017 - N°20170336692

Disclosed are an electrochromic photonic-crystal reflective display device and a method of manufacturing the same. The electrochromic photonic-crystal reflective display device includes a substrate having lower electrodes, a first solid polymer electrolyte thin film, a block copolymer photonic-crystal thin film, a second solid polymer electrolyte thin film, and upper electrodes. The first solid polymer electrolyte thin film is formed on ...
Bend sensor
Nippon Mektron, Ltd.
November 23, 2017 - N°20170336190

A bend sensor comprising a sensor section in which a polymer electrolyte film is sandwiched between a pair of electrode films, wherein each of the electrode films contains: a block copolymer (z) having a polymer block (s) composed of a structural unit derived from an aromatic vinyl compound, and containing an ion-conducting group, and an amorphous polymer block (t) composed ...
Block copolymers including high vinyl segments
Bridgestone Corporation
November 23, 2017 - N°20170335045

A method for the preparation of block copolymers including at least one high vinyl segment, the method comprising (i) charging into a reactor a diene monomer in a hydrocarbon solvent, a catalytically effective amount of anionic initiator, and an oligomeric oxolanyl propane, whereby the reactor is optionally cooled; (ii) allowing the diene monomer to polymerize at a peak polymerization temperature ...
Stereolithographic method and composition
Dws S.r.l.
November 23, 2017 - N°20170333167

The invention concerns a method for producing a three-dimensional object, in particular an artificial tooth, by stereolithography wherein a liquid photocurable resin composition is cured by light. Said photocurable resin composition contains, based on the total weight of the photocurable resin composition, (i) from 90 to 99. 9% by weight of a radical polymerizable organic compound (a) selected from radical polymerizable monomers, oligomers, ...
Neutral layer polymers, methods of manufacture thereof and articles comprising the same
Rohm And Haas Electronic Materials Llc
November 16, 2017 - N°20170327712

Disclosed herein is a block copolymer comprising a first segment and a second segment that are covalently bonded to each other and that are chemically different from each other; where the first segment has a first surface free energy and where the second segment has a second surface free energy; and an additive copolymer; where the additive copolymer comprises a ...
Block copolymers, synthesis and application as dehydrating and desalting of heavy crudes
Instituto Mexicano Del Petroleo
November 16, 2017 - N°20170327686

The present invention is related to formulations consisting of block copolymers α,ω-di-aryl or alkyl sulfonates of poly(ethylene oxide)w-poly(propylene oxide)-poly(ethylene oxide)w of bis-ammonium and block copolymers α,ω-di-amine of poly(ethylene oxide)w-poly(propylene oxide)-poly(ethylene oxide)w, that are effective in the dewatering and desalting crude ...
Block Copolymer Patent Pack
Download 454+ patent application PDFs
Block Copolymer Patent Applications
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inventor
  • 454+ full patent PDF documents of Block Copolymer-related inventions.
  • Exact USPTO filing data with full-text, images, drawings & claims.
  • Index pages: Table View and Image-Grid View layouts. All images in each PDF.
Reagent purification systems, methods, and apparatus
Iowa State University Research Foundation, Inc.
November 16, 2017 - N°20170327438

Herein disclosed is an economical standalone system that replaces conventional monomer purification methods needed to perform chemical reactions that require reactants with a high degree of purity. Chemical reactions, such as anionic polymerization, can produce highly monodisperse homopolymers and block copolymers, however to do so they require very high purity reactants along with a moisture and oxygen free atmosphere. The ...
A label facestock
Upm Raflatac Oy
November 09, 2017 - N°20170323589

The invention relates to a facestock for adhesive label, an adhesive label and an adhesive label laminate comprising an uniaxially in machine direction oriented facestock. According to an embodiment core layer comprises the following components: propylene homopolymer; a modifier consisting of at least one of the following: olefin elastomer, olefin plastomer and olefin block copolymer; and low density polyethylene. Further ...
Bleed resistant, oil-extended olefin block copolymer composition with surface-active agent
Dow Global Technologies Llc
November 09, 2017 - N°20170321053

The present disclosure provides an oil-extended olefin block copolymer composition. The oil-extended olefin block copolymer composition includes an olefin block copolymer, an oil, and a surface-active agent and may optionally include an olefin-based polymer. The oil- extended olefin block copolymer composition advantageously exhibits reduced, or no, oil-bleed.
Hybrid topographical and chemical pre-patterns for directed self-assembly of block copolymers
International Business Machines Corporation
November 09, 2017 - N°20170321025

Hybrid pre-patterns were prepared for directed self-assembly of a given block copolymer capable of forming a lamellar domain pattern. The hybrid pre-patterns have top surfaces comprising independent elevated surfaces interspersed with adjacent recessed surfaces. The elevated surfaces are neutral wetting to the domains formed by self-assembly. Material below the elevated surfaces has greater etch-resistance than material below the recessed surfaces ...
Carbon fiber-reinforced resin composition and shaped product obtained therefrom
Mitsui Chemicals, Inc.
November 09, 2017 - N°20170321019

Disclosed are: a carbon fiber-reinforced resin composition excellent in properties such as strength and elastic modulus, comprising 100 parts by mass of a polymer alloy (a) which comprises: 25 to 95% by mass of one or more propylene-based polymers (p) selected from a propylene-ethylene block copolymer, a propylene homopolymer and a ropylene-ethylene random copolymer having an ethylene content of 5% by mass or less, 1 ...
Novel block copolymer and micelle compositions and methods of use thereof
Mitsui Chemicals, Inc.
November 09, 2017 - N°20170320993

Wherein r′ is —h or —ch3, wherein r is —nr1r2, wherein r1 and r2 are alkyl groups, wherein r1 and r2 are the same or different, wherein r1 and r2 together have from 5 to 16 carbons, wherein r1 and r2 may optionally join to form a ring, wherein n is 1 to about 10, and wherein x is ...
Poly(alkylene carbonate)-based amphiphilic block copolymers and methods of use thereof
Purdue Research Foundation
November 09, 2017 - N°20170320992

This invention provides poly(alkylene carbonate)-based amphiphilic block copolymers, compositions comprising the same, e. G., micelles, and methods of use thereof. This invention further provides methods for preparing the poly(alkylene carbonate)-based amphiphilic block copolymers of the invention.
A process for the preparation of a block copolymer comprising a first polyolefin block and ...
Sabic Global Technologies B.v.
November 09, 2017 - N°20170320987

The present invention relates to a cascade process for the preparation of a block copolymer comprising a first type of polyolefin block and at least one type of second polymer block. The process according to the present invention involves the following consecutive steps: a) polymerizing at least one type of olefin monomer using a catalyst system to obtain a first ...
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