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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/2023/106327A1 |
Provided is a rubber composition for tires which attains both low rolling resistance and wear resistance. The rubber composition for tires is one obtained by incorporating 30-200 parts by mass of silica into 100 parts by mass of a dien...
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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/2023/105386A1 |
Rubber-reinforced vinyl aromatic (co)polymer comprising: (a) a polymeric matrix comprising at least one vinyl aromatic monomer and at least one comonomer; (b) rubber particles obtained by means of a continuous mass process from functiona...
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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/2023/106328A1 |
Provided is a rubber composition for tires with which both wet performance and wear resistance are attained. The rubber composition for tires has at least 30 mass parts of silica blended into 100 mass parts of a diene rubber that contain...
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WO/2023/108128A1 |
The present disclosures are directed to a composition comprising at least one silane functional amine; a method of preparing a silane functional amine; a rubber composition comprising at least one silane functional amine, at least one di...
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WO/2023/100993A1 |
Provided are: a modified vinyl aromatic copolymer having reactivity and solubility which make the copolymer usable in producing copolymer rubbers; and a copolymer rubber material which is obtained from the modified vinyl aromatic copolym...
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WO/2023/099462A1 |
The present invention relates to amine-containing vinyldisiloxane compounds which are useful in the manufacture of elastomeric polymers that can be used in rubber articles such as tires. The present invention further relates to a process...
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WO/2023/088813A1 |
The invention relates to a rubber composition comprising a copolymer elastomer which contains more than 50 mol % of the ethylene units, contains units of a 1,3-diene and bears pendant groups having an N-substituted imidazole function, a ...
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WO/2023/088822A1 |
The invention relates to a rubber composition that comprises a functional, highly saturated diene elastomer, the elastomer being a copolymer that contains ethylene units, units of a 1,3-diene and bears pendant groups containing an N-subs...
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WO/2023/074773A1 |
In the present invention, a modified conjugated diene-based polymer is produced using a production method that includes a step for reacting a conjugated diene-based polymer having an active terminal with a compound [M]. The conjugated di...
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WO/2023/063894A1 |
Aspects in accordance with the present invention pertain to a process for removing protein contents from a rubber glove. Said process comprises steps of: heating the rubber glove in water for 10-30 minutes; heating the rubber glove in a ...
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WO/2023/063425A1 |
Provided is a pretreatment method for rubber that makes it possible for used rubber to be pyrolyzed such that there is little odor during the pyrolysis, such that the particularly volatile sulfur fraction and/or nitrogen fraction of the ...
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WO/2023/060191A1 |
A purified guayule natural rubber is provided which has a particular Mw, Mn, Mw/Mn, resin content and ash content. Also provided are related processes for obtaining the purified guayule natural rubber from an initial co-solvent based mis...
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WO/2023/056739A1 |
The present invention belongs to the field of heterocyclic compounds, and specifically relates to a production process for accelerator DCBS. The production process comprises the following steps: 1) mixing MBTS and a mixed solvent under a...
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WO/2023/057361A1 |
The invention provides diene rubber-silica compounds comprising a diene rubber matrix having dispersed therein a silica filler, wherein said silica filler is reversibly coupled to the diene rubber matrix via a dynamic imine bond. In part...
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WO/2023/059317A1 |
The subject matter of the present invention relates to rubber mix having improved wear resistance comprised of carbonate functionalized elastomer and a reduced graphene oxide filler. The resulting rubber has comparable wear resistance an...
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WO/2023/055307A1 |
A method for extracting Hevea Latex Polysaccharides (HLPs) from process effluent in the rubber manufacturing industry. The effluent obtained from the squeeze-milling of rubber coagula is optionally filtered in order to remove debris and ...
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WO/2023/054631A1 |
According to the present invention, provided is a method for producing a modified diene-based polymer by melt kneading a diene-based polymer and a metal salt of an α,β-ethylenically unsaturated carboxylic acid, the method being charact...
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WO/2023/048558A1 |
The present invention relates to a liquid natural rubber and a method of preparing the same.
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WO/2023/047367A1 |
Described in this document is a formulation matrix for obtaining expanded products based on natural rubber, which comprises microspheres and ethylene-vinyl acetate (EVA), and a method for obtaining same. Products obtained from the formul...
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WO/2023/037998A1 |
The present invention addresses the problem of providing a rubber composition having excellent filler dispersibility. The rubber composition according to the present invention contains a rubber component containing at least 10 mass% of a...
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WO/2023/275783A9 |
The present invention relates to compositions for elastomeric compounds for tyres, comprising modified diene polymers (A1) terminated with at least one tetrazole group (E) comprising at least one 2,5 disubstituted tetrazole which may be ...
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WO/2023/019501A1 |
Provided is a natural latex multi-phase ratio automatic control rapid homogenization system. The system comprises a powder filler slurry tank, a natural latex tank, a coagulant solution tank, a control system, a first mixing tank, and a ...
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WO/2023/020565A1 |
A liquid polymer, a preparation method therefor, and the use thereof. The liquid polymer is a saturated polymer formed by polymerization and then hydrogenation of a conjugated diene monomer, and the liquid polymer comprises a saturated c...
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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/2022/234443A9 |
A method of functionalising an elastomeric material, such as a rubber particle, is provided. The method comprises the functionalisation of an elastomeric material through the use of an ionic liquid based composition, which comprises a wa...
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WO/2023/013639A1 |
Provided is a modified conjugated diene polymer comprising: a structural unit derived from a conjugated diene compound; and at least one selected from the group consisting of a partial structure represented by formula (1) and a partial s...
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WO/2023/279774A1 |
The present invention relates to the technical field of chemical rubber, and particularly to a method for concentrating a polyisoprene latex. A creaming agent is added into and mixed with a thin polyisoprene latex, standing for layering ...
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WO/2023/280963A1 |
The invention teaches a polymer which consists of monomer units acrylonitrile, 1,3-butadiene and acetoacetoxyethyl methacrylate. The polymer can be an unhydrogenated or a hydrogenated polymer. The invention also teaches a use of the poly...
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WO/2023/283532A1 |
The present disclosure provides for a method of purifying rubber from a plant that naturally produces rubber, the method including: a) contacting plant material with hot water or a dilute basic aqueous solution, thereby forming a plant m...
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WO/2023/276741A1 |
Provided are a hydrogenated conjugated diene graft polymer having exceptional affinity for polar materials as well as high thermal stability, and a method for producing the hydrogenated conjugated diene graft polymer. The hydrogenated ...
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WO/2023/278572A1 |
Embodiments of the present disclosure are directed to thermoset articles including a crosslinked reaction product of thermoplastic polyolefin, at least one of ethylene alpha-olefin polyolefin elastomer and ethylene propylene diene rubber...
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WO/2023/277171A1 |
The present invention provides a method for pyrolyzing used rubber, wherein the method exhibits an excellent yield of isoprene and limonene without reducing the pyrolysis efficiency. The method for pyrolyzing used rubber is characteriz...
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WO/2023/276742A1 |
Provided are: a novel polymer which has a high viscosity index and a favorable friction-reducing effect; a lubricating oil additive comprising said polymer; a viscosity index improver comprising said polymer; a friction-suppressing agent...
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WO/2022/258648A1 |
A process for the preparation of low-density ABS composites Abstract A process for the preparation of a thermoplastic molding composition (TP) comprising components (A), (B), (C), (D) and, if present, (E): (A) 10 to 65 wt.-% ABS graft co...
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WO/2022/254390A1 |
A devulcanizing additive for vulcanized elastomers is described, said additive having improved efficiency and selectivity, together with the relative method of devulcanization, in continuous and batchwise, and the devulcanized product ob...
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WO/2022/249765A1 |
Provided is a rubber composition that is for tires and that is capable of achieving, at a high-level, a balance between low fuel consumption performance and wet-grip performance of a tire. The rubber composition for tires according to ...
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WO/2022/249636A1 |
The present invention addresses the problem of providing a rubber composition for tires which enables tires to combine wet grip performance with fuel-saving performance to a high degree. The rubber composition for tires is characterized ...
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WO/2022/249764A1 |
The present invention addresses the problem of providing a rubber composition for tires which enables the wet grip performance, fuel-saving performance, and dry handling performance of a tire to be balanced to a high degree. The rubber c...
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WO/2022/249763A1 |
The present invention addresses the problem of providing a rubber composition for tires which enables the wet grip performance, fuel-saving performance, and wear resistance of a tire to be balanced to a high degree. The rubber compositio...
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WO/2022/249637A1 |
A problem to be addressed by the present invention is to provide a rubber composition for a tire, said rubber composition being capable of excellently satisfying both low fuel consumption performance and wet-grip performance of a tire. T...
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WO/2022/249766A1 |
Provided is a tire rubber composition with which the wet grip performance, fuel-efficiency performance, and wear resistance performance of a tire can be highly balanced. In order to solve the problem, the present invention provides a r...
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WO/2022/248266A1 |
The invention relates to a process for preparing hydrogenated polyether-modified polybutadienes and to hydrogenated polyether-modified polybutadienes that can be prepared according to this process, said process comprising the following s...
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WO/2022/250058A1 |
Provided is a nitrile group-containing copolymer rubber which contains an acrylonitrile unit (a), an α,β-ethylenically unsaturated nitrile monomer unit (b) excluding acrylonitrile, and a conjugated diene monomer unit (c), and which has...
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WO/2022/244317A1 |
Provided are: a novel nitrile oxide compound having both a nitrile oxide group capable of reacting with various unsaturated polymers and an ionic functional group; an ionic-functional-group-containing polymer containing the nitrile oxide...
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WO/2022/229347A1 |
The invention is directed to a process for producing a ABS composition comprising 30 - 80 wt.-% of copolymer matrix A, 19.99 - 60 wt.-% of ABS-copolymer B, 0 - 40 wt.-% of polymer C and 0.01 - 20 wt.- % of additives D, having the steps: ...
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WO/2022/230725A1 |
Provided is a conjugated diene-based polymer containing at least a conjugated diene monomer unit, wherein: the ionic strength index is at least 25%; the number of peaks in a molecular weight distribution curve obtained through gel permea...
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WO/2022/229335A1 |
The invention is directed to a process for producing a ABS composition comprising 30 - 80 wt.-% of copolymer A, 19.99 - 60 wt.-% of ABS-copolymer B, 0 - 40 wt.-% of polymer C and 0.01 - 20 wt.- % of additives D, having the steps: a) mixi...
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