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7476712 Film and process for producing the same  
The invention is directed to a film which comprises a poly(carboxylic acid) polymer and a polyvalent metal compound, which is endowed with excellent gas barrier property against, for example...
7462677 Sulfur containing initiators for anionic polymerization of monomers  
An initiator is presented for anionically polymerizing monomers, to provide a functional head group on the polymer. A polymer having a functional head group derived from a sulfur containing anionic...
7288594 Process for producing modified polymer modified polymer obtained by the process and rubber composition  
Provided is a process for producing a modified polymer, characterized by carrying out primary modification in which a hydrocarbyloxysilane compound is reacted with the active site of a polymer...
7232528 Surface treatment agent for copper and copper alloy  
The surface treatment agent for copper and copper alloys contains hydrogen peroxide, a mineral acid, an azole compound, silver ion and a halide ion. The surface treatment agent for copper and...
7153919 Use of sulfur containing initiators for anionic polymerization of monomers  
An initiator is presented for anionically polymerizing monomers, to provide a functional head group on the polymer. A polymer having a functional head group derived from a sulfur containing anionic...
7119151 Antimicrobial agent and production process thereof  
An antimicrobial agent utilizes a resin having acrylonitrile and styrene and/or a conjugated diene as units. The antimicrobial agent includes a metal-salt-containing copolymer, and the...
6927269 Functionalized elastomers  
This invention discloses a rubbery polymer which is comprised of repeat units that are derived from (1) at least one conjugated diolefin monomer, and (2) at least one functionalized monomer having...
6903163 High melt swell polymer  
The present invention relates to high melt swell partially neutralized alpha olefin acid copolymers. It also relates to a process for making such high melt swell polymers as well as for covalently...
6872783 Method of preparation of coupled branched and linear polymer compositions  
A continuous process for manufacture of a polymer including branched and linear components comprising first polymerizing conjugated diene(s) in the presence of an organometallic initiator to a...
6727323 Process for reducing odor emission in aqueous polymer dispersions and in polymer powders  
A process for reducing odor emission in aqueous polymer dispersions and in polymer powders comprises admixing an aqueous dispersion of a polymer obtained by free-radical polymerization of one or...
6703451 Superabsorbent resin composition  
A superabsorbent resin composition comprising the following components components (A) and (D), wherein (A) is a superabsorbent resin, and (D) a coordination compound in which a chelating agent is...
6680082 Mixed-metal-neutralized-copolymer-resins for metal coating powder applications  
The present invention relates to neutralized copolymer resins having at least two different metals with one of the metals being zinc. These mixed metal resins are transformed into particulate or...
6670424 Ross-linked sulphonated polymers and their preparation process  
The present invention is concerned with cross-linked sulfonated polymers, eventually perfluorinated, and their preparation process. When molded in the form of membranes, the polymers are useful in...
6653430 Butadiene polymers and process for producing conjugated diene polymers  
A butadiene polymer (i) having a cis bond unit content of at least 50% based on the total butadiene units, a number average molecular weight (Mn) of 1,000 to 10,000,000, and at least 80%, based on...
6639048 Method for reducing the quantity of residual monomers in aqueous polymerisate dispersions  
A process for reducing the residual monomer amount in aqueous polymer dispersions comprises aftertreating with a redox initiator system.
6569911 Manufacturing method and article produced by the method  
A method of manufacturing a support media from a cross-linked polymerisate based on vinyl compounds, and exhibiting residual vinyl groups. The characteristic feature of the method is that the...
6559242 Surface activation and coating processes of a thermoplastic olefin using an aqueous immersion bath and products produced thereby  
An aqueous immersion bath contains a water-soluble peroxide compound and a transition metal salt and is used to activate the surface of a thermoplastic olefin prior to the application of a coating...
6515087 Synthesis of elastomers having low hysteresis  
It is important for rubbery polymers that are used in tires, hoses, power transmission belts and other industrial products to have good compatibility with fillers, such as carbon black, silica,...
6512058 Method of producing modified vinyl ether polymers  
This invention relates to a method of producing modified vinyl ether polymers, wherein vinyl ether polymers comprising recurring units of general formula (I) where R represents a C 2 -C 4 alkyl...
6469106 Process for producing modified diene polymer rubber  
There is provided a process for producing a modified diene polymer rubber, which comprises the steps of: (i) polymerizing a conjugated diene compound, or a combination of a conjugated diene...
6462138 Method for reducing residual monomers in liquid systems by adding an oxidation-reduction initiator system  
A process is described for reducing the residual monomer content in a liquid solution, mixture, melt, suspension or dispersion of a polymer by postpolymerization with addition of a redox initiator...
6444760 Method of reducing the content of residual monomers in aqueous polymer dispersions  
A process is described for effectively reducing the residual monomer content of an aqueous polymer dispersion by aftertreatment at atmospheric pressure or above with an initiator system comprising...
6433105 Process for desolventizing low molecular weight diene polymers  
A butadiene-type polymer suitable for use as a processing aid in a rubber composition is formed by polymerizing butadiene or other conjugated diene monomers in a solvent, such as hexane, to form a...
6387291 Leather coating binder and coated leather having good embossability and wet-flex endurance  
An aqueous leather coating composition and a method for coating leather with the aqueous coating composition are provided. The aqueous coating composition contains an aqueous emulsion polymer which...
6362286 Molecular weight reduction of olefin copolymers using low-sulfur oils  
A method for reducing the molecular weight of olefin copolymers comprises contacting an olefin copolymer and a base oil containing less than about 0.05 wt. % sulfur in the presence of oxygen and at...
6359102 Biphasic polymerization process  
Improvements are disclosed for biphasic polymerization processes in which an aqueous solution of a first monomer that is hydrolytically unstable below a pH of about six or above a pH of about eight...
6313232 Continuous addition of tin halides to solution SBR  
A method of continuously polymerizing a conjugated diene monomer and a vinyl aromatic hydrocarbon monomer in a hydrocarbon solvent by using an organolithium initiator, adding to the polymerization...
6288161 Barrier compositions and articles made therefrom  
Improved oxygen barrier and oxygen absorbing compositions and structures comprising blends of xylylene group-containing polyamides and cobalt octoate and xylylene group-containing polyamides,...
6245860 Rubber composition which contains irregular-shaped hollow inorganic particles and article having component thereof  
A rubber composition which contains substantially hollow, irregularly-shaped particles, and/or fragments thereof derived from a surface-modified carbon black aggregate from the which the carbon...
6211271 Process for producing a vulcanizable rubber composition including carbon black-based and silica-based reinforcing fillers  
A process for producing a vulcanizable rubber composition containing silica and carbon black, comprises the step of intimately mixing at a temperature of from 130° to 180° C. at least a first...
6197891 Functionalized chain extended initiators for anionic polymerization  
A process for the preparation of hydrocarbon solutions of monofunctional ether initiators of the following general structure: M--Q n --Z--O--[A(R 1 R 2 R 3 )] wherein M is an alkali metal...
6084025 Reduced hysteresis products prepared with anionic polymerization initiators  
A functionalized polymer prepared by a process comprising the steps of preparing a solution of a cyclic amine compound, an organolithium compound, and from 3 to about 300 equivalents, based upon...
6075095 Process for making tin-coupled rubbery polymers  
This invention discloses a process for preparing an asymmetrical tin-coupled rubbery polymer which comprises: (1) continuously polymerizing in a first reactor at least one diene monomer to a...
6046288 Method of preparing a polymer using aliphatic solutions of aminoalkyllithium compounds  
A method for reducing the amount of aliphatic solvent needed for maintaining aminoalkyllithium initiators in solution comprising the step of combining at least one aminoalkyllithium compound with a...
6025450 Amine containing polymers and products therefrom  
A functionalized polymer includes a polymer chain carrying at least one functional group selected from alkyl, dialkyl and cycloalkyl amine radicals having the general formula ##STR1## and cyclic...
6020441 Hydroformylation of ethylenically unsaturated polymers in aqueous dispersion  
Polymers containing ethylenically unsaturated double bonds are hydroformylated by reacting aqueous dispersions of the polymers with hydrogen and carbon monoxide in the presence of suitable...
5986023 Fluoroaluminate AlF.sub.4 compounds  
Fluoroaluminate compounds of formula M +n (AlF 4 )n - wherein n is 1 to 3 and M +n is N(R 2 ) 4 , P(R 2 ) 4 , As(R 2 ) 4 , HN(R 2 ) 3 , H 2 N(R 2 ) 2 , H 3 N(R 2 ), (R 2 ) 3 PNP(R 2 ) 3...
5959048 Soluble anionic polymerization initiators for preparing functionalized polymer  
An acyclic alkane soluble anionic polymerization initiator includes a mixture of from about 90 to about 10 parts by weight of a lithio amine having the general formula A 1 Li and from about 10 to...
5959041 Method of preparation of copolymers of 1,3-butadiene and styrene useful for the production of tires with low rolling resistance and copolymers of 1,3-butadiene and styrene thus obtained  
A method of preparation of copolymers of 1,3-butadiene and styrene, useful for the production of tires or elastic materials, characterized by a reduced rolling resistance without detriment to other...
5958194 Gas permeable elastomer contact lens bonded with titanium and/or oxides thereof  
A soft or rigid gas permeable silicon elastomer contact lens bonded with either titanium, titanium monoxide, titanium dioxide, dititanium trioxide, trititanium pentoxide, and mixtures thereof to...
5945486 Fluoropolymeric substrates with metallized surfaces and methods for producing the same  
Fluoropolymeric substrates with metallized surfaces may be prepared by self-assembly of a chemisorbed layer of a metal ion-chelating organosilane onto a fluoropolymer surface after radio-frequency...
5936029 Macrocyclic polymers having low hysteresis compounded properties  
The present invention provides a method of anionic synthesis of stable macrocyclic polymers that are compounded to form vulcanizable elastomeric compounds exhibiting reduced hysteresis properties....
5916961 Amine-initiated elastomers having hysteresis reducing interaction with silica  
The reduction of hysteresis in a silica-filled, vulcanized elastomeric compound is produced by mixing diene monomer and optionally monovinyl aromatic monomer with a lithium amine initiator and,...
5877225 Method of reducing the volume of a mixture of resin powder and inert synthetic fibers  
A method of reducing the volume of a mixture of filter fibers and a powder-form ion-exchange resin, produces a waste product that is particularly suitable for ultimate disposal. A solvent which...
5866650 Composition of cyclic amine-initiated elastomers and amorphous silica and process for the production thereof  
The reduction of hysteresis in a silica-filled, vulcanized elastomeric compound is produced by mixing diene monomer and optionally monovinyl aromatic monomer with a lithium amine initiator and,...
5814706 Polymeric dispersants via novel terpolymers  
Novel terpolymers are disclosed which comprise the reaction product of a high molecular weight olefin, such as polybutene or polypropylene, with an unsaturated acid reactant, such as maleic...
5804236 Oxygen scavenging container  
A container composed of a polymer material integrated with an oxygen scavenging agent is disclosed that is suitable for oxygen sensitive contents. The novel container is capable of scavenging...
5780554 Saturated polyolefins having terminal aldehyde or hydroxy substituents and derivatives thereof  
A saturated polymer having a terminal aldehyde or hydroxy substituent which may be used directly or in a derivative form as a dispersant for both fuel and lubricating oil compositions, wherein the...
5753779 Chromium-free coating preparation for the treatment of metal surfaces and method making use thereof  
An aqueous chromium-free coating preparation for the protection of a metal substrate against corrosion and attack by moisture comprises an acrylic acid or derivative thereof as binder and also a...
5723533 Soluble anionic polymerization initiators and products therefrom  
An acyclic alkane soluble anionic polymerization initiator includes a mixture of from about 90 to about 10 parts by weight of a lithio amine having the general formula A 1 Li and from about 10 to...
Matches 1 - 50 out of 392 1 2 3 4 5 6 7 8 >