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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/2021/097455A2 |
A vulcanizate is provided that includes a crosslinked network of elastomeric polymer having hydrogen bonds and covalent bonds. A method for preparing a functionalized elastomeric polymer and a method for preparing the vulcanizate are als...
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WO/2021/085616A1 |
A method for producing a modified conjugated-diene-based polymer, the method comprising: a polymerization step in which monomers including a conjugated diene compound are polymerized in the presence of an alkali metal compound or an alka...
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WO/2021/085343A1 |
The purpose of the present invention is to provide: a paste for secondary batteries, which can reduce the internal resistance of a secondary battery and enables the manufacturing of an electrode that allows the secondary battery to exhib...
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WO/2021/079326A1 |
The present invention relates to a tyre for vehicles comprising a component, preferably a tread band obtained by vulcanisation of a new elastomeric composition. Said elastomeric composition comprises, among other things, at least one par...
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WO/2021/079676A1 |
The present invention provides a rubber composition and a tire with which excellent performance persistency is obtained, and moreover, excellent low fuel-consumption performance and wet grip performance are obtained. The present inventio...
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WO/2021/074507A1 |
The invention relates to a method for bulk preparation of an epoxidised diene polymer in a tool for processing rubber, which method comprises at least two separate additions of a solid epoxidation agent. The method of the invention makes...
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WO/2021/072119A1 |
A method for rubber formulating and characterizing, the method comprising (i) providing a plurality of rubber samples including at least three rubber samples each contained within a container; (ii) introducing a compounding additive to a...
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WO/2021/065983A1 |
Provided is a pneumatic tire having improved steering stability, low rolling resistance, wet grip performance, low road noise characteristics, and high-speed durability, these properties being higher than conventional levels. The pneumat...
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WO/2021/060043A1 |
The present invention provides a sulfur-modified polyacrylonitrile which has a sulfur content of 30-50 mass%, and satisfies the expression of 4,500<140×x-y<5,200 when the sulfur content (mass%) is denoted by x and the average CT value i...
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WO/2021/058657A1 |
A material for culturing cells is disclosed. The material contains a bulk- modified elastomer having a Shore hardness (DIN EN ISO 868) in a range of Shore00 20 to Shore A 80 and comprising a plurality of fatty acid moieties covalently bo...
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WO/2021/054427A1 |
The present invention provides a conjugated diene graft polymer which exhibits high stability, while having excellent affinity for a polar material. A conjugated diene graft polymer wherein side chains (b), each of which is composed of...
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WO/2021/054429A1 |
Provided are: a rubber composition for a tire, a shoe sole, or the like, or a rubber composition whereby abrasion resistance and ice grip performance of an article that includes a crosslinked product of the rubber composition can both be...
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WO/2021/054428A1 |
Provided are: a conjugated diene-based graft polymer having high transparency, heat resistance, and weather resistance; and a method for producing the conjugated diene-based graft polymer. The method for producing the conjugated diene-...
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WO/2021/054242A1 |
Provided is a latex composition that contains a carboxy-modified polymer latex and a xanthate compound, wherein the swelling index (SI) of the carboxy-modified polymer latex is 120-190%.
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WO/2021/053294A1 |
The invention relates to a copolymer of ethylene and a 1,3-diene of formula CH2=CR-CH=CH2, said copolymer having a silanol or alkoxysilane functional group, and the symbol R representing a hydrocarbon chain having 3 to 20 carbon atoms. S...
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WO/2021/049377A1 |
The present invention provides a polymer composition which has good processability and is suitable for the production of a tire that has an excellent balance among rebound resilience, wet grip performance, low loss tangent and tensile st...
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WO/2021/049524A1 |
The purpose of the present invention is to provide a method for producing an acrylic rubber having excellent storage stability. This method for producing an acrylic rubber comprises: an emulsion polymerization step for obtaining an emu...
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WO/2021/041180A1 |
A guayule rubber processing system (100) and method (200) involves mixing a guayule rubber and at least one solvent blend in an extruder (102), in order to remove resin found in the guayule miscella (104) and to precipitate the guayule m...
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WO/2021/039985A1 |
A polymer composition containing: (A) a polymer having a carbon-carbon unsaturated bond wherein, defining p, q, r, and s as the component ratios (molar ratios) of a structural unit represented by formula (1), a structural unit represente...
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WO/2021/029763A1 |
The present invention relates to an aqueous polymer latex composition for the preparation of an elastomeric film comprising: (I) particles of a latex polymer obtainable by free-radical emulsion polymerization of a mixture of ethylenicall...
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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/2021/024811A1 |
A conjugated-diene-based polymer which has a branching degree (Bn), as determined by a viscometer-assisted GPC/light-scattering method, of 8 or greater and a change (ΔT) in oxidation initiation temperature of 11.9°C or less through app...
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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/2021/019175A1 |
The invention relates to a tyre comprising a directional tread (10), said tread comprising a central axis (12) and two edges (14A, 14B) flanking the central axis (12) and determining a tread width W, the tread width W being greater than ...
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WO/2021/020189A1 |
The present invention provides a polymer composition which has good processability and is suitable for the production of a tire that has a good balance between break strength and wear resistance. A polymer composition according to the ...
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WO/2021/019174A1 |
The invention relates to a tyre having a directional tread (10), said tread comprising a central axis (12) and two edges (14A, 14B) framing said central axis (12) and determining a tread width W, said tread width W being greater than or ...
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WO/2021/014796A1 |
Provided are: an acrylic rubber bale having excellent storage stability and water resistance, and a production method therefor; and a rubber mixture or crosslinked substance using the same. An acrylic rubber bale according to the present...
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WO/2021/009156A1 |
The invention concerns 1-amino-3-(oxyalkylalkoxysilyl)-2-propanol-terminated diene rubbers, their preparation and use.
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WO/2021/009154A1 |
The invention relates to carboxyterminated diene rubbers, their production and use.
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WO/2021/005511A1 |
A process for high sulfur content copolymer preparation comprising reacting sulfur in solid form with at least one crosslinker selected from organic compounds containing at least a double or triple bond, in the presence of at least one c...
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WO/2021/003541A1 |
The invention relates to a process of agglomeration by coacervation of vulcanized rubber powder and the resulting product, comprising a process that arises from the process of manufacturing tire treads and recycling old tires, said proce...
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WO/2021/001357A1 |
The present invention relates to the use of vulcanisates comprising PEG acrylate-HNBR copolymer for production of components that are in contact with media comprising polycyclic aromatic hydrocarbons (PAHs), wherein the PEG acrylae-HNBR ...
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WO/2021/003289A1 |
A thermoset material containing β-hydroxy esters wherein said thermoset material is subject to a mechano-chemical process to regenerate an epoxide and a carboxylic acid functionality. A curative for epoxidized plant-based oils and epoxi...
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WO/2020/255823A1 |
Provided is a polymer composition having satisfactory processability and suitable for producing tires having a highly excellent balance among low-loss characteristics, wet gripping, and ozone resistance. This polymer composition compri...
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WO/2020/249631A1 |
The invention relates to a modified polymer obtained by grafting of at least one compound of formula (I) onto at least one unsaturation of the chain of an initial polymer, in which: - Q represents a dipole comprising at least one nitroge...
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WO/2020/241252A1 |
A method for producing a purified chloroprene-based-polymer latex is provided in which a residual volatile organic substance can be efficiently removed from a chloroprene-based-polymer latex while inhibiting foaming and the precipitation...
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WO/2020/235663A1 |
Provided are a hydrogenated block copolymer and a resin composition that can be modified while preventing secondary reactions, readily secure intended properties, and have a good moldability. A hydrogenated block copolymer that is a hydr...
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WO/2020/236816A1 |
An organic polymer comprising an organic polymer fragment and at least one S-alkylsilyl hydrocarbonthioate group or at least one S-alkylstannyl hydrocarbonthioate group bonded to the backbone of the organic polymer fragment through a C-S...
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WO/2020/229730A1 |
According to an example aspect of the present invention, there is provided a method of treating, such as hydrolysing, a cellulosic material, comprising: preparing a mixture comprising or consisting of a cellulosic material and a chlorite...
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WO/2020/230746A1 |
This sulfur-modified chloroprene rubber has functional group A represented by general formula (A) and located at a terminal of the molecule and functional group B represented by general formula (B) and located at a terminal of the molecu...
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WO/2020/230803A1 |
The purpose of the present invention is to provide a rubber composition excellent in terms of elongation at break and breaking strength. The rubber composition of the present invention comprises a rubber ingredient including a modified c...
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WO/2020/217370A1 |
A rubber composition is based on at least an elastomer matrix comprising at least one first diene elastomer bearing at least one SiOR1 function, R1 being a hydrogen atom or a hydrocarbon radical, the SiOR1 function not located at the cha...
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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/2020/199872A1 |
Provided are an iodine complex and a preparation method therefor and use thereof. The iodine complex is formed by complexing a unit having a structure as represented by formula (I) with iodine molecules or iodine molecules with polyiodid...
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WO/2020/203860A1 |
A purpose of the present invention is to provide a polymer in which, when made into a composition with a filler, the filler in the composition displays excellent dispersion properties, and to provide a composition containing the polymer ...
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WO/2020/196920A1 |
This resin composition is produced by a method comprising: a step for rapidly freezing a latex containing polymeric fine particles (A); a step for thawing the latex frozen in the previous step; a step for mixing a resin (B) having a pred...
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WO/2020/196886A1 |
This conjugated diene copolymer has a covalent bond which, upon heating, breaks and is added reversibly. On the curve of a molecular weight distribution measured at 40°C and 60°C by gel permeation chromatography, the copolymer has at l...
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WO/2020/189456A1 |
A rubber latex containing a graft copolymer and a surfactant, the rubber latex being such: that the graft copolymer has a chloroprene polymer chain, and a graft chain including structural units derived from an ethylenic unsaturated carbo...
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