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WO/2020/189516A1 |
A sulfur-modified chloroprene rubber which has a functional group A that is represented by general formula (A) and is positioned at an end of the molecule, and which is configured such that: the mass ratio of the content of a functional ...
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WO/2020/184429A1 |
Provided is a production method for a crosslinked rubber that exhibits superior tensile strength and transparency. The present invention is a production method for a crosslinked rubber obtained by crosslinking a copolymer in a composit...
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WO/2020/179705A1 |
According to the present invention, a modified conjugated diene polymer is produced by a method wherein a conjugated diene polymer having an active end, which is obtained by polymerizing a monomer that contains a conjugated diene compoun...
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WO/2020/175258A1 |
A rubber composition according to present invention contains: (A) a polymer having a carbon-carbon unsaturated bond wherein, defining p, q, r, and s as the respective compositional ratios (molar) of a structural unit represented by formu...
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WO/2020/175339A1 |
The present invention makes it possible to provide a laminated glass which is provided with an interlayer film formed using two or more types of resin compositions having different compositions, the laminated glass having excellent stren...
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WO/2020/169494A1 |
The invention relates to a method for testing the silanization of bright fillers, wherein: - a mixture containing at least one silanized bright filler, preferably silanized silicic acid, and at least one rubber is exposed to ultrasonic w...
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WO/2020/168180A1 |
A method of forming articles from acrylonitrile-butadiene-styrene, the method comprising: feeding a monomer stream comprising a petrochemical monomer into a reactor; contacting the petrochemical monomer with a polymerization activator wi...
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WO/2020/158516A1 |
To provide a tread rubber composition and pneumatic tire having high fuel efficiency, good steering stability and high wear resistance. A tread rubber composition wherein M200 at 25°C, E* at 30°C and tanδ at 30°C satisfy the requirem...
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WO/2020/153183A1 |
Provided is a method for producing carboxyl group-containing liquid nitrile rubber, the method including: bringing a latex of a carboxyl group-containing liquid nitrile rubber into contact with a monovalent or divalent metal salt under a...
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WO/2020/136223A1 |
The present invention relates to a process for the functionalization of a rubber polymer comprising reacting the rubber polymer with at least one source of nitrene or carbene, in the presence of a catalyst of formula TpxAg, wherein Tpx r...
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WO/2020/139113A1 |
The invention relates to the field of modified diene-containing (co)polymers, in particular, to modified butadiene-styrene (co)polymers that can be used as flame retardants for polymer compositions based on expandable polystyrene. In ...
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WO/2020/139111A1 |
This invention relates to modified diene-containing (co)polymers, in particular, to a modified styrene-butadiene copolymer, that may be used as flame retardants for expandable polystyrene-based polymer compositions. Particularly, the ...
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WO/2020/139114A1 |
The invention relates to the field of modified diene-containing (co)polymers, in particular, to modified styrene-butadiene (co)polymers that can be used as flame retardants for polymer compositions based on expandable polystyrene. In ...
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WO/2020/136331A1 |
A first subject of the present invention relates to a modified polymer obtained by grafting at least one compound of formula (I) onto at least one unsaturation of the chain of an initial polymer (formula I) in which - Q is a dipole compr...
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WO/2020/138184A1 |
Provided is a carboxyl group-containing nitrile rubber having an iodine value of 120 or less, wherein the sodium content is 1,500 ppmw or less, the combined content of calcium, magnesium and aluminum is 350 ppmw or less, and the storage ...
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WO/2020/138183A1 |
Provided is a method for recycling nitrile rubber from water-containing crumbs comprising crumb-like nitrile rubber using an extruder having a screw disposed to be rotationally drivable in the interior of a barrel in which at least a was...
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WO/2020/139110A1 |
The invention relates to the field of modified diene-containing (co)polymers, in particular, to modified butadiene-styrene copolymers that can be used as flame retardants for polymer compositions based on expandable polystyrene. In pa...
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WO/2020/139112A1 |
The invention relates to the field of modified diene-containing (co)polymers, in particular, modified styrene-butadiene copolymer, which can be used as flame retardants for expandable polystyrene polymer compositions. In particular, t...
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WO/2020/136332A1 |
The invention relates to a rubber composition based on at least one diene elastomer, at least one reinforcing filler, at least one crosslinking agent and at least one compound of formula (I), optionally already grafted onto said elastome...
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WO/2020/126353A1 |
The present invention relates to a process for producing PEG acrylate-HNBR copolymer which exhibits excellent processability by latex hydrogenation of PEG acrylate-NBR latex to afford PEG acrylate-HNBR latex and subsequent coagulation.
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WO/2020/130432A1 |
The present invention relates to a method for manufacturing an elastomer composite, the method being capable of both improving the dispersibility of microparticle fillers in an elastomer latex and reducing the amount of microparticle fil...
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WO/2020/132236A1 |
Disclosed herein are process for increasing the molecular weight of guayule natural rubber that is solubilized in an organic solvent solution. The processes utilize shear desolventizing to achieve the increase in molecular weight.
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WO/2020/126345A1 |
The present invention relates to a process for preparing solutions of hydrogenated nitrile-diene copolymer, wherein the nitrile-diene copolymer dissolved in an ether-containing or ketone-containing solvent mixture is subjected to hydroge...
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WO/2020/132264A1 |
Disclosed herein are process for removing color bodies from an organic solution comprising guayule resin. The processes include the use of activated carbon.
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WO/2020/120207A2 |
The present invention relates to a catalyst system containing a metathesis catalyst containing at least one N-heterocyclic carbene ligand and at least one phenolic compound and to a process for performing the metathesis on nitrile rubber...
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WO/2020/117761A1 |
Branched block copolymers, derived from alkenyl aromatic hydrocarbon - 1,3-diene monomer system, and branched polyisoprene homopolymers, derived from isoprene, are obtained by polymerization in the presence of an anionic initiator; at a ...
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WO/2020/115689A1 |
The present invention relates to a continuous method for devulcanising and recycling rubber that includes the steps of (a) collecting waste rubber from various industries, (b) recycling the material from the step, (c) in a shredder to ob...
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WO/2020/117764A1 |
Dipped formed latex articles with improved properties are formed from branched block copolymers, derived from alkenyl aromatic hydrocarbon - 1,3-diene monomer system, and branched polyisoprene homopolymers, derived from isoprene. The pol...
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WO/2020/118303A1 |
Disclosed are polymeric compositions comprising polyhydroxyalkanoates. These compositons can comprise a blend comprising a polyhydroxyalkanoate (PHA) polymer, and a rubber polymer. The blend can comprise a biphasic mixture comprising a f...
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WO/2020/106174A1 |
The present invention relates to the industry of synthetic rubbers used in the production of tires, rubber products, in electrical and other fields, in particular, the invention relates to random copolymers of conjugated dienes and vi...
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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/2020/099789A1 |
The invention relates to a tyre that has an improved performance balance, the tread of which includes a rubber composition based on at least one elastomer matrix, a reinforcing filler and a vulcanization system, in which the elastomer ma...
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WO/2020/094988A2 |
The invention relates to a rubber composition based on at least one reinforcing filler comprising a silica content that is greater than or equal to 80 pph, preferably greater than or equal to 100 pph, and an elastomer matrix comprising a...
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WO/2020/094992A1 |
Disclosed is a method for processing natural rubber in order to stabilise the natural rubber. According to the method, the natural rubber is introduced in the form of a wet coagulum into a worm gear machine, the worm gear machine being a...
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WO/2020/094989A1 |
The invention relates to a rubber composition based on at least one reinforcing filler comprising a silica content of greater than or equal to 80 phr, preferably greater than or equal to 100 phr, and an elastomeric matrix comprising a co...
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WO/2020/087952A1 |
Disclosed is a method for flocculating fresh latex, comprising firstly, slowly adding fresh latex into a seawater-like flocculant under stirring and continuing stirring for 20-40 minutes after complete addition of the fresh latex, reacti...
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WO/2020/084235A1 |
The present invention relates to a rubber composition which comprises a reinforcing filler that contains more than 50% by mass of a carbon black, a cross-linking system and a highly saturated elastomer comprising 1,3-diene units and more...
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WO/2020/075831A1 |
The purpose of the present invention is to provide a tire that can have reduced rolling resistance while having excellent grip performance on icy/snowy road surfaces and wet road surfaces. In order to achieve this purpose, the present in...
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WO/2020/075832A1 |
The purpose of the present invention is to provide a tire capable of reducing rolling resistance while having exceptional grip performance on snowy roads and wet roads. In order to solve the above problem, the present invention is a tire...
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WO/2020/074832A1 |
The present invention relates to a tyre containing a rubber-like component that comprises a rubber composition based on a polyisoprene having pendant imidazole functions, a vulcanisation system and a silica, wherein the rubber-like compo...
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WO/2020/074830A1 |
The present invention relates to a rubber component comprising a coating composition and at least one reinforcement element embedded in the coating composition, the coating composition being a rubber composition based on a modified polyi...
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WO/2020/071557A1 |
The present invention provides a rubber composition which has achieved a good balance among wet performance, wear resistance, low rolling resistance and fracture resistance at high levels. A rubber composition which contains a filler and...
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WO/2020/063293A1 |
A polyhydroxyl-containing polymer, a preparation method therefor and a use thereof; the polymer has good biocompatibility, strong binding performance with substances the same surface of which contains oxygen, nitrogen, and so on and that...
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WO/2020/059367A1 |
Provided is a rubber composition and a tire that have excellent durability (crack resistance) and wear resistance while low performance loss is highly maintained. This rubber composition includes a modified conjugated diene polymer and n...
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WO/2020/054248A1 |
Provided is a xanthogen compound dispersion obtained by dispersing a xanthogen compoundin water or alcohol, wherein the average particle diameter of the xanthogen compound is 0.001-9 µm.
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WO/2020/053014A1 |
The invention relates to a method, in which arms are synthesized by means of living anionic polymerization and are conjugated with a core, the core comprising m coupling groups, each having n methylene groups.
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WO/2020/054573A1 |
Provided is an economically advantageous method for producing a polymer, by which it is possible to reliably detect foreign bodies and reliably classify between a finished product and an off-specification product and which causes little ...
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WO/2020/054484A1 |
Provided are: a modified multi-component copolymer which can exhibit not only high durability but also low exothermicity and in which a polymer ring of a multi-component copolymer containing a conjugated diene unit, an unconjugated olefi...
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WO/2020/054247A1 |
Provided is a latex composition containing a latex of a conjugated diene polymer, a vulcanizing agent, and a polyoxyalkylene-based surfactant, the content of the polyoxyalkylene-based surfactant being 0.01-3 parts by weight with respect ...
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WO/2020/045145A1 |
[Problem] To provide a production method for a medical balloon capable of reducing occurrence of symptoms of immediate allergy (type I) as well as delayed allergy (type IV). [Solution] This production method has a step for molding, into ...
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