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WO/2024/079203A1 |
The invention relates to the use, within a catalyst system, of an iron complex with the formula (I) Fe(N(R)2)2, in which the R symbols, which may be the same or different, represent a hydrogen atom, a C1-C20 branched or linear aliphatic ...
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WO/2024/066457A1 |
Provided is a rare earth metal catalyst composition, which comprises the following raw materials: a main catalyst, a first alkyl metal reagent, and a polyene accelerator, wherein the structural general formula of the main catalyst is: LL...
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WO/2024/010164A1 |
The present invention relates to a polymer composition preparation method, and to a polymer composition preparation method and a polymer composition prepared thereby, the method preventing yellowing of a branched conjugated diene-based p...
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WO/2023/222698A1 |
The present invention relates to rubber compositions exhibiting improved rolling resistance and improved grip on wet ground. These compositions are based on at least one elastomer matrix comprising at least one copolymer containing ethyl...
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WO/2023/193943A1 |
A composition comprising a curable polybutadiene polymer comprising at least 60% by weight, preferably at least 80% by weight of units derived from butadiene, based on the total weight of the polymer, and wherein the polymer has a Mooney...
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WO/2023/175491A1 |
The present disclosure relates to a process for the preparation of pyridine-based halobutyl ionomer with controlled microstructure. The process comprises dissolving a halobutyl rubber in a fluid medium at a temperature in the range of 25...
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WO/2023/148572A1 |
Described herein is polymer comprising at least one interpolymerized monomeric unit according to formula I: A method of making the polymer is described as well as use of the 9,10-dihydro-9-oxa-10-phosphaphenanthrene-10-oxide-grafted poly...
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WO/2023/110273A1 |
The present application is directed to a polythiol compound having the general Formula (VI), wherein: m is an integer of from 4 to 600; n is an integer of from 4 to 400; R1 is a C1-C18 alkylene group, C2-C18 oxyalkylene group, C2-C18 thi...
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WO/2023/104783A1 |
Method of making a polydiene rubber comprising (i) polymerizing at least one aliphatic conjugated diene monomer, preferably having from 4 to 25 carbon atoms, to produce a polymer having reactive polymer chain ends, (ii) reacting at least...
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WO/2023/106052A1 |
The present invention provides a novel compound which is capable of producing a resin that is suitable as a constituent material for printed wiring boards, while having high thermal conductivity and low dielectric loss. The present inv...
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WO/2023/104784A1 |
Method of making a polydiene rubber comprising (i) polymerizing at least one aliphatic conjugated diene monomer, preferably having from 4 to 25 carbon atoms, to produce polymers having reactive polymer chain ends, (ii) reacting at least ...
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WO/2023/096220A1 |
The present invention relates to a method for producing a diene-based rubbery polymer, comprising the steps of initiating and carrying out the polymerization of monomers in the presence of an amine-based compound and a thermal decomposit...
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WO/2023/080970A1 |
In an additional embodiment, a semiconductor processing tool is provided. In an embodiment, the semiconductor processing tool, comprises a chamber, and a lid sealing the chamber. In an embodiment, with an elastomer seal is between the ch...
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WO/2023/021004A1 |
A process of making a functionalized diene polymer comprising subjecting a functionalized diene monomer to a polymerization reaction to produce a side-group functionalized polymer wherein the functionalized diene monomer is selected from...
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WO/2022/258906A1 |
The invention relates to a preformed stereospecific catalytic system comprising: • - an organic phosphoric acid salt of neodymium, • - a preforming diene monomer, and • - an organic magnesium compound having formula R1R2Mg, wherein...
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WO/2022/258908A1 |
The invention relates to a stereospecific catalyst system that comprises: - an organic phosphoric acid salt of neodymium; - an organic magnesium compound having the formula R1R2Mg, where R1 and R2 are, independently of each other, a C1-C...
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WO/2022/258907A1 |
The invention relates to a stereospecific catalyst system that comprises: - a rare earth tris(amide); - an organic magnesium compound having formula R1R2Mg, where R1 and R2 are, independently of each other, a C1-C10 aliphatic radical, su...
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WO/2022/205417A1 |
Disclosed is a radiation curable (meth) acrylic adhesive composition consisting essentially of: i) a (meth) acrylated polydiene resin; ii) a multi-functional (meth) acrylic monomer component; iii) a mono-functional (meth) acrylic monomer...
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WO/2022/186778A1 |
Disclosed herein is a polymeric article comprises an elastomeric layer comprising cured synthetic polyisoprene particles that comprise a rare earth catalysed polyisoprene. The polyisoprene particles may comprise sulfur crosslinks and/or ...
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WO/2022/183467A1 |
A heteroaromatic ring tridentate pyridine imine iron complex, a preparation method therefor, and an application thereof in the catalysis of conjugated diene polymerization. The present invention relates to the field of the catalytic poly...
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WO/2022/106769A1 |
The invention relates to a diorganomagnesium compound having the formula RB-Mg-RA, where RA is a polymer chain of a 1,3-diene, an aromatic α-monoolefin or a mixture thereof having an amine function, RB comprises a benzene ring substitut...
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WO/2022/096835A1 |
The invention concerns a rubber composition based on an elastomer matrix containing 25 to 95 parts per hundred parts by weight of rubber, phr, of a butadiene- and styrene-based copolymer having a glass transition temperature lower than -...
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WO/2022/073823A1 |
The present invention relates to a process for preparing hydroxy-functionalized polydiene, preferably polybutadiene or polyisoprene, by reacting monomer diene with hydrogen peroxide in the presence of a hydrophilic organic solvent, where...
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WO/2022/064031A1 |
A curable, partially hydrogenated butadiene polymer having a hydrogenation degree from 0.5 to 55% and having a total amount of butadiene-derived vinyl groups according to the general formula (I) and trans groups of the general formula (I...
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WO/2022/051376A1 |
The disclosure relates to hydrogen mediated anionically polymerized conjugated diene compositions, including homopolymers and copolymers of isoprene and/or butadiene, and processes and compositions for preparing them.
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WO/2022/040752A1 |
The invention provides a water-repellent treatment composition comprising a functionalised copolymer of a monomer comprising a di-carboxylic acid anhydride group and a monomer selected from vinyl monomers, wherein the vinyl monomer and o...
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WO/2022/008838A1 |
The invention relates to a bimetallic catalytic system consisting of the metal components having the formulae RLi and Ca(AR'y)2 (L)x where - R is a substituted or unsubstituted C1-C10 aliphatic radical, a substituted or unsubstituted C6-...
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WO/2022/008835A1 |
The invention relates to a bimetallic catalytic system consisting of the metal components having the formulae RLi and Mt(AR'y)2 (L)x where - R is a substituted or unsubstituted C1-C10 aliphatic radical, a substituted or unsubstituted C6-...
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WO/2021/232678A1 |
Liquid polybutadiene, and a preparation method therefor and an application thereof. The liquid polybutadiene has a number-average molecular weight of 2,500-5,500, and a molecular weight distribution index of 1-1.2; based on the total amo...
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WO/2021/235678A1 |
The present invention relates to a liquid rubber preparation method and a liquid rubber prepared thereby, the liquid rubber preparation method comprising a step (S10) of polymerizing conjugated diene-based monomers in the presence of an ...
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WO/2021/220707A1 |
Provided is a binder composition which is for a power storage device and from which a power storage device electrode having excellent charge and discharge durability at a high temperature can be manufactured by enhancing adhesiveness and...
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WO/2021/191250A1 |
An end-group functionalized polymer having one or more end groups according to the general formula (I) wherein R1 represents a saturated or unsaturated, linear or branched, preferably aliphatic, hydrocarbon group having from 1 to 20 carb...
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WO/2021/173905A1 |
The present invention is directed towards an electrodepositable coating composition comprising a polyfarnesene polymer and an ionic salt group-containing film-forming polymer. Also disclosed are methods of coating a substrate using the e...
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WO/2021/154113A1 |
The invention relates to the production of synthetic rubbers for use in manufacturing tyres and tyre components, golf balls and industrial rubber products. More particularly, the present invention relates to methods for producing a modif...
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WO/2021/154112A1 |
The invention relates to the production of synthetic rubbers for use in manufacturing tyres and tyre components, golf balls and industrial rubber products. More particularly, the present invention relates to a method for producing a modi...
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WO/2021/107434A1 |
The present invention provides a modifying agent that can improve fuel efficiency and processability in a balanced manner, a modified conjugated diene polymer produced using the modifying agent, a method for producing the polymer, and a ...
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WO/2021/099717A1 |
The invention relates to a rubber composition having an improved performance trade-off between roll resistance, grip on snow-covered terrain, grip on wet surfaces and wear resistance. Said composition is made from an elastomer matrix com...
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WO/2021/074749A1 |
An adhesive composition is described comprising unpolymerized cyclic olefin, a ring opening metathesis polymerization (ROMP) catalyst or precatalyst thereof, and one or more adhesion promoter polymers. In one embodiment, the adhesion pro...
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WO/2021/068443A1 |
A method for preparing a tung oil-based polymer, which uses methyl tungate as a raw material, olive oil, palm oil or coconut oil as a reaction solvent, and a Lewis acid as a catalyst to perform a cationic polymerization reaction to prepa...
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WO/2021/042258A1 |
The present invention discloses a bipyridine iron complex, preparation method thereof and application in polymerization of a conjugated diene, and belongs to the field of catalytic polymerization of a conjugated diene. To address the exi...
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WO/2021/023840A1 |
The invention relates to a compound of the Formula (I) where: - A represents an arylene ring optionally substituted with one or more identical or different aliphatic, preferably saturated, linear or branched hydrocarbon chains optionally...
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WO/2021/023948A1 |
The invention relates to a modified polymer obtained by grafting at least one compound of formula (I) onto at least one unsaturated unit of the chain of a starting polymer, in which: A represents an arylene ring optionally substituted wi...
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WO/2021/023949A1 |
The invention relates to a rubber composition based on at least one diene elastomer, at least one reinforcing filler, at least one chemical crosslinking system, and at least one compound of formula (I) that has optionally already been gr...
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WO/2020/232212A1 |
Disclosed herein are a process for preparing a modified high-cis polybutadiene polymer, a modified high-cis polybutadiene polymer, and tires having a component made using the modified high-cis polybutadiene polymer. The processes make us...
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WO/2020/212492A1 |
The present invention concerns block and/or tapered block copolymers comprising pendant hydrocarbyl, trisubstituted epoxide-containing moieties, and methods of preparing these and their precursors. The invention also concerns curable com...
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WO/2020/208902A1 |
The present invention addresses the problem of providing a polyisoprene production method that makes it possible to efficiently obtain polyisoprene having a large number of vinyl bonds and a low degree of branching. The means for solving...
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WO/2020/126496A1 |
The present invention is directed to novel triblock copolymers, their preparation and their use as viscosity index improvers in lubricating oil compositions.
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WO/2020/122108A1 |
The present invention provides: a polybutadiene composition which enables the achievement of a rubber material that has excellent crack propagation resistance; and a method for producing this polybutadiene composition. According to the p...
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WO/2020/106173A1 |
The invention relates to a polymer composition having a low content of vinyl groups, used in rubber mixtures for the production of tires, in particular truck tires. The composition comprises butadiene-styrene polymerizate and polybuta...
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WO/2020/099079A1 |
The invention relates to a process for preparing random copolymers comprising monomers derived from conjugated dienes and C7-C24 alkyl(meth)acrylates by free radical solution polymerization.
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