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7615522 Polymers produced by atom transfer radical polymerisation technique with structurally modified terminal groups  
The present invention relates to a block copolymer prepared by ATRP, wherein the polymer chain terminal group is structurally modified with the functionally effective group of a lubricant or...
7608669 Preparation of impact-resistant thermoplastic materials on the basis of styrene/butadiene copolymers with polydisperse blocks  
This invention describes the obtainment of impact-resistant materials from a block copolymer that comprises as monomers an alkadiene (conjugated diene) and a vinyl aromatic compound, which is used...
7579401 Solid polymer electrolyte  
An object of the present invention is to provide a practical solid polymer electrolyte that exhibits excellent thermal characteristics, physical characteristics, and ionic conductivity, and in...
7560503 Gels from high molecular weight block copolymers  
The present invention relates to gels prepared from novel anionic block copolymers of aromatic vinyl compounds and conjugated dienes. The block copolymers include a high molecular weight linear...
7547746 Golf ball containing centipede polymers  
The present invention relates generally to golf balls containing a centipede polymer in one or more core layers, one or more cover layers, one or more intermediate layers.
7544740 Multi-layer nano-particle preparation and applications  
A multi-layer nano-particle composition including a polymer core and at least two additional layers is provided. The nano-particles have a mean average diameter less than about 100 nm. The...
7524899 Blends of styrene/butadiene block copolymers  
A blend comprising a) from 5 to 40% by weight of a linear block copolymer of vinylaromatic monomers and dienes of the structure (I) S 1 —(B/S) 1 —S 2 having a flexible phase fraction (B/S) 1 ...
7504454 Process for the preparation of block copolymers for tire tread compositions, and these copolymers  
A process for the preparation of a functionalized, coupled or starred block copolymer which is usable in a sulphur-cross-linkable rubber composition of reduced hysteresis in the cross-linked state,...
7470747 Block copolymer mixture and heat shrinkable film using it  
A block copolymer mixture comprising block copolymers (A), (B) and (C) each block comprising vinyl aromatic hydrocarbon and conjugated diene monomer units: wherein block (A) comprises from...
7449518 High temperature block copolymers and process for making same  
A novel process for preparation of block copolymers containing, for example, alpha-methyl-styrene/styrene glassy blocks is claimed, where the glassy blocks contain 25-50 mol % alpha-methyl-styrene...
7393898 Block copolymer composition  
To provide a block copolymer composition having a good balance in transparency and impact resistance, and particularly having an excellent impact resistance, by making a molded product of injection...
7358298 Pressure-sensitive adhesive/adhesive and block copolymer suitable for use therein  
The present invention provides an adhesive composition containing a block copolymer, wherein the block copolymer has a polymer block (A) which is principally composed of a α-methyl styrene unit,...
7332546 Ring-opened azlactone telechelic polymer  
A curable composition is described comprising a Michael donor component, a polyacryl component, and 1) an ethylenically unsaturated monomer having a reactive azlactone functional group, or 2) an...
7323517 Composition and process for enhancing controlled free radical polymerization  
The present invention relates to a composition and process for enhancing the controlled radical polymerization in the presence of nitroxyls and nitroxylethers by adding a chain transfer agent...
7312277 Mass polymerized rubber-modified monovinylidene aromatic copolymer composition  
Disclosed is a mass polymerized rubber-modified monovinylidene aromatic copolymer composition with an excellent balance of physical and mechanical properties especially low temperature impact, and...
7307124 Hot-melt adhesive composition for non-wovens  
Hot-melt adhesive compositions used in non-woven assemblies, comprising: (a) 100 parts by weight of a block copolymer of the formula S-(I/B)-S, wherein S represents a predominantly...
7304112 Azlactone telechelic polymer  
A curable composition is described comprising a Michael donor component, a polyacryl component, and 1) an ethylenically unsaturated monomer having a reactive azlactone functional group, or 2) an...
7304110 Polymer, process for producing the polymer and curable composition containing the polymer  
This invention provides a production method of a vinyl polymer having a functional group at a molecular chain terminus which comprises adding a compound (I) having a functional group and an...
7271207 Bituminous composition  
A bituminous composition which comprises a bituminous component and a block copolymer which comprises at least two blocks of a conjugated diene and at least two blocks of a monovinylaromatic...
7244788 Polymer and process for producing polymers  
A method of producing a polymer or a stellar polymer which comprises polymerizing a vinyl monomer in the manner of living radical polymerization and adding a compound having two or more...
7232864 Coupled radial anionic polymers  
The present invention is a coupled radial anionic polymer comprising a polyhedral oligosilsesquioxane [POSS] of the formula [R—SiO 3/2 ] n . POSS compounds having R=vinyl, glycidyldimethyl silyl,...
7220798 Process for preparing block copolymer and resulting composition  
Lithium-terminated polymers of one or more conjugated dienes and of one or more mono alkenyl arenes are coupled by reaction with an alkoxy silane coupling agent having the formula R x...
7205360 Preparation process for block copolymers for tire tread compositions, and such copolymers  
A preparation process for a copolymer having two blocks usable in a sulphur-cross-linkable rubber composition of reduced hysteresis in the cross-linked state, such a block copolymer in which one of...
7186779 Block copolymer compositions, having improved mechanical properties and processability  
A composition to be used for the manufacture of mono- or multilayer films for food-wrap applications comprising from 5 to 40 wt % of a styrenic block copolymer, a polyolefin in an amount of at...
7179864 Polymer nano-strings  
A polymer nano-string composition is provided. The polymer nano-strings can include a poly(alkenylbenzene) core, and a surface layer comprising poly(conjugated diene). The nano-strings have a mean...
7160952 Process for preparing linear block copolymer  
The present invention relates to a linear block copolymer and a process for preparing the same, particularly to a linear block copolymer and a process for preparing the same which can improve...
7144961 Thermoplastic elastomer composition  
The present invention provides a thermoplastic elastomer composition which is not only satisfactory in rubber-like characteristics and moldability but also satisfactory in both permanent...
7115684 High gloss rubber modified monovinylidene aromatic polymers produced by a mass polymerization process  
The present invention relates to a mass polymerized rubber-modified polymeric composition comprising a continuous matrix phase of a polymer of a monovinylidene aromatic monomer, and optionally, an...
7105611 Thermoplastic elastomer composition  
An object of the present invention is to provide a thermoplastic elastomer composition which is highly flexible while maintaining vibration damping properties, as a feature of an isobutylene...
7105608 Copolymer of propylene with a conjugated diene and a process of preparing the same  
The present invention provides a new copolymer of propylene and a conjugated diene having a carbon-carbon double bond in a side chain, wherein a molar ratio of a total of 1,2-adducts and...
7074860 Composition and process for enhancing controlled free radical polymerization  
The present invention relates to a composition and process for enhancing the controlled radical polymerization in the presence of nitroxyls and nitroxylethers by adding a chain transfer agent...
7067591 Block copolymers and process for their preparation  
A block copolymer having structural formula A-B or A-B-A, wherein A is a crystallizable isotactic polypropylene block segment and B is an amorphous olefin elastomeric block segment; the novel...
7067583 Tear resistant adherent gels, composites, and articles  
Adherent gels and adherent gel composites which can be made by applying a tear resistant adherent gel of SEEPS onto one or more selected substrates of foam, plastic, fabric, metal, concrete, wood,...
7056985 End-capped polymer chains and products thereof  
According to an aspect of the present invention, a method is provided in which a double diphenylethylene compound is reacted with a polymer that contains a carbocationically terminated chain...
7041755 Ring-opened azlactone photoiniferters for radical polymerization  
Photoiniferters for controlled radical polymerizations are described. The photoiniferters have an azlactone or ring-opened azlactone moiety to provide telechelic (co)polymers.
7037980 Monovinylarene/conjugated diene copolymers having lower glass transition temperatures  
We disclose a monovinylarene/conjugated diene block copolymer, comprising: (i) a random (conjugated diene x /monovinylarene y ) m block, wherein x is about 2.5 wt % to about 10 wt %, y is from...
7022766 Olefin block copolymer, viscosity index improver for lubricating oils and lubricating oil composition  
The present invention provides an olefin block copolymer for a viscosity index improver capable of preparing a lubricating oil composition having excellent low temperature properties and excellent...
7005394 Tackified thermoplastic-epoxy pressure sensitive adhesives  
A pressure sensitive adhesive composition comprised of: a) 75 to 99.9 weight percent of a tackified thermoplastic polymer component comprising 1) 1–99 weight percent of a thermoplastic polymer...
6998446 Unbalanced multi-block SBS and method for the preparation thereof  
The present invention relates to the unbalanced multi-block styrene-butadiene-styrene (SBS) and provides the copolymer represented by the following structure, mB1*S1−lB2−S2−sB3, ...
6960631 Catalyst composition and process for producing copolymer  
A method for block copolymerization of a conjugated diene and an aromatic vinyl compound, which comprises the steps of carrying out homopolymerization of the conjugated diene in the presence of a...
6956100 Polyamide resin-containing varnish and its use  
An object of the present invention is to provide a polyamide resin composition from which the solvent is easily removed during film formation and which gives a film or adhesive layer reduced in...
6956084 Nano-particle preparation and applications  
A nano-particle composition including a poly (alkenylbenzene) core and a poly (conjugated diene) or a poly(alkylene) surface layer is provided. The nano-particles have a mean average diameter less...
6953824 Thermoplastic elastomer composition, formed article of the same and composite formed article of the same  
A thermoplastic elastomer composition excellent in softness, permanent compression set (both short- and long-term), and controlled in bleed-out of the softening agent as well as a formed article...
6946525 Composition comprising polymers having a star structure, the polymers, and their use  
A composition, comprising, in an appropriate medium, at least one polymer with a highly specific ordered structure is disclosed. These compositions find a specific application in the field of...
6939906 Block copolymer composition  
Disclosed is a block copolymer composition comprising a block copolymer (I) comprising at least two polymer blocks (each polymer block (S) comprising vinyl aromatic hydrocarbon monomer units) and...
6921793 Rubber compositions and vulcanizates including comb-branched polymers  
A vulcanizate comprising a rubber, and a damping component that is prepared by preparing a mixture of living polymers that include living polymers with at least two living ends and living polymers...
6916884 Method for block polymer synthesis by controlled radical polymerization in the presence of a disulphide compound  
The invention concerns a method for preparing a first generation polymer comprising a step which consists in radical polymerization of a composition containing: at least an ethylenically...
6916879 Core-hydrogenated block copolymers having an asymmetric structure  
The invention relates to core-hydrogenated block copolymers composed of vinyl aromatic monomers and dienes having at least two blocks S, which are of different molecular weights and ate comprised...
6911510 Azlactone chain transfer agents for radical polymerization  
Chain transfer agents for controlled radical polymerizations (RAFT) are described. The chain transfer agents have an azlactone or ring-opened azlactone moiety to provide telechelic (co)polymers.
6903165 Process for producing epoxidized diene polymer  
A process for producing an epoxidized diene polymer includes: dispersing or suspending a diene polymer (C) having a ball-reduced particle size of 0.05-20 mm in a medium (A) in the presence of...