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JP7199777B2 |
The present invention relates to a modified conjugated diene-based polymer, more particularly, a modified conjugated diene-based polymer prepared by continuous polymerization and accordingly, having specific polymer structure, molecular ...
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JP7195457B2 |
The present invention provides a modifying agent capable of improving fuel consumption properties and processability in balance, a modified conjugated diene polymer prepared using the modifying agent, a method for preparing the polymer a...
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JP7191017B2 |
An object of the present disclosure is to provide a catalyst composition enabling a modified conjugated diene-based polymer of which main chain is modified to be produced by a simple method, and a solution thereto is a catalyst compositi...
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JP7189936B2 |
Aspects of the present invention relate to polymers, and particularly to farnesene polymers functionalized with one or more oxirane groups and, optionally, one or more hydroxyl groups. According to one aspect of the invention, provided i...
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JP7186883B2 |
Disclosed herein are 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, disclosed is a modifi...
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JP2022183010A |
To provide a silicone-free defoamer composition which allows broad adjustment of the defoamer performance and compatibility.A defoamer composition comprises a compound based on a polybutadiene having at least one repeat unit selected fro...
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JP2022182842A |
To provide a tire tread and a tire improved in high balance of wet grip performance, low rolling resistance, and wear resistance, and to provide a rubber composition for tires from which the tire tread and the tire can be obtained.The ru...
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JP7181872B2 |
The present invention is generally related to various types of compositions that comprise a polyindane resin. In particular, the polyindane resins may be utilized in various polymer-based and elastomer-based formulations in order to enha...
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JP7177726B2 |
To provide: a polybutadiene mixture that makes it possible to obtain a polybutadiene resin excellent in tensile strength, extension and toughness; and a method for manufacturing the polybutadiene mixture.A polybutadiene mixture is manufa...
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JP7166336B2 |
Provided is a technology for improving the dispersion stability of an antioxidant in a chloroprene polymer latex, and improving the heat resistance of the chloroprene polymer latex when the chloroprene polymer latex is dried. This statis...
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JP7166254B2 |
The present invention provides a polymer having a narrow molecular weight distribution by living radical polymerization.A polymer manufacturing method comprising a step of performing living radical polymerization using 0.005 to 0.5 parts...
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JP7160472B2 |
The present invention provides a method for preparing a modified conjugated diene-based polymer characterized in adding a polyoxyethylene phosphate ester-based compound having a specific structure together with sulfur chloride modifier d...
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JP7161055B2 |
The present invention relates to a modifier which is useful for modifying a conjugated diene-based polymer, has excellent affinity with a filler and may improve the compounding properties of a conjugated diene-based polymer, a modified c...
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JP7146942B2 |
The invention discloses an iron bipyridine complex, a preparation method of the same, and use of the same in polymerization of conjugated dienes, and belongs to the field of catalytic polymerization of a conjugated diene. Aiming at the t...
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JP7144620B2 |
The present invention relates to a modified conjugated diene-based polymer having excellent processability and good tensile strength and viscoelasticity, and a rubber composition including the same, and provides a modified conjugated die...
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JP7142786B2 |
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 parti...
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JP7139532B2 |
The present invention relates to a modified conjugated diene-based polymer and a rubber composition including the same, and provides a modified conjugated diene-based polymer satisfying the conditions of i) a mooney viscosity measured in...
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JP7138805B2 |
The present invention relates to a catalyst composition containing: one or more (see the description of the invention) selected from the group consisting of a transition metal compound represented by Formula 1 and a transition metal comp...
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JP2022128051A |
To provide an alicyclic di(meth)acrylate and a resin composition which are excellent in adhesion to a polarization film when used for polarization film protection and are excellent in heat resistance, and a polarization film protective l...
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JP2022125798A |
To provide a conjugated diene polymer having excellent toughness and low energy loss and to provide a method for producing the same.There is provided a method for producing a modified conjugated diene polymer which comprises: an epoxidat...
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JP2022125717A |
To provide a photosensitive resin composition which has low dielectric constant and dielectric loss and enables patterning by photolithography.A photosensitive resin composition has: (A) a saturated hydrocarbon-based polymer structure ha...
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JP7118461B2 |
The present invention relates to a method for preparing a conjugated diene-based polymer, which includes a step of preparing a conjugated diene-based polymer by initiating and carrying out polymerization while continuously adding conjuga...
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JP7104299B2 |
To provide a chloroprene polymer latex capable of providing a vulcanized rubber product having excellent flexibility and physical properties by impregnation molding, and a manufacturing method therefor.There is provided a chloroprene pol...
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JP7098686B2 |
To provide a water dispersion composition for heat sealants that has excellent heat sealability and heat seal layer blocking resistance without using a lamination process.A water dispersion composition for heat sealants contains an aliph...
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JP2022104095A |
To provide a purified polymer emulsion by removing volatile organic substances such as a residual monomer, solvent, and the like remaining in a polymer emulsion obtained by emulsion polymerization.Provided is a method for producing a pur...
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JP7096686B2 |
To provide an industrially advantageous process for producing an organolithium compound having an amino group.Provided is a process for producing an organolithium compound (8) including: a step (a) of reacting a salt (1) with alkali meta...
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JP7096683B2 |
To provide a conjugated diene polymer excellent in balance of abrasion resistance and processability, and also excellent in balance of low hysteresis loss property and wet grip property.There is provided a conjugated diene polymer having...
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JP2022099692A |
To obtain a hydrogenated copolymer capable of improving wear resistance, low temperature mechanical characteristic and the balance of various characteristics in a resin composition mixed with a thermoplastic elastomer composition such as...
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JP7089599B2 |
The present invention relates to a catalyst composition capable of forming a conjugated diene-based polymer having a narrow molecular weight distribution by being used in polymerization of a conjugated diene-based monomer, a method of pr...
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JP7089591B2 |
The present invention provides a conjugated diene-based polymer catalyzed with a lanthanide rare earth element, and having high linearity and improved compounding properties, and a method for preparing the same. The conjugated diene-base...
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JP7089643B2 |
The present invention relates to a neodymium-catalyzed modified conjugated diene-based polymer having excellent affinity with a filler, a method for preparing the same and a rubber composition including the same, and provides a neodymium...
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JP2022528321A |
The present invention relates to a modified conjugated diene polymer having excellent processability and excellent tensile strength and viscoelastic properties, and a rubber composition containing the same, a unit derived from a modifier...
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JP2022085610A |
To provide a composition capable of making a cured product having excellent low dielectric characteristics.A composition includes: an olefin-aromatic vinyl compound-aromatic polyene copolymer; and a polar monomer, where the value in a me...
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JP7080020B2 |
To provide a novel terpene resin-like compound exhibiting adhesive property to an olefin substrate or excellent property on a modification effect of a polymer material.There is provided: (1) a novel terpene resin-like compound by polymer...
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JP7075352B2 |
The present invention provides a 1,3,7-octatriene polymer having a narrow molecular weight distribution and a hydride thereof. Specifically, the 1,3,7-octatriene polymer is a polymer containing a structural unit derived from 1,3,7-octatr...
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JP2022525664A |
The present invention relates to one or more bireactive or polyreactive mesogen compounds and one or more compounds of the formula UVI [in the formula, individual residues are one of the meanings set forth in the claims. With respect to ...
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JP2022067292A |
To provide a sulfur-modified chloroprene rubber which gives a foam having a high tear strength, a small shrinkage rate, and an excellent appearance.A foam rubber composition contains: 100 pts.mass of a sulfur-modified chloroprene rubber ...
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JP2022067291A |
To provide a sulfur-modified chloroprene rubber which gives a foam having a high tear strength, a small shrinkage rate, and an excellent appearance.A foam rubber composition contains: 100 pts.mass of a sulfur-modified chloroprene rubber ...
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JP7059378B2 |
Vulcanizates with desirable properties such as reduced hysteresis and improved wear resistance can be obtained from a composition that includes particulate filler(s) and at least two types of terminally functionalized polymers. One type ...
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JP7053625B2 |
Provided are: an active-light-sensitive or radiation-sensitive resin composition with which a resist film having excellent EL performance and a pattern having excellent LWR performance can be obtained; a resist film using the active-ligh...
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JP2022521399A |
The present invention relates to a modified conjugated diene polymer, a method for producing the same, and a rubber composition containing the same, which is produced by continuous polymerization and has an excellent processability but a...
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JP2022520984A |
INDUSTRIAL APPLICABILITY The present invention relates to a modified conjugated diene polymer and a rubber composition containing the same, and can have a Mooney large relaxation area of 1500 MU-s or more, and has a high molecular weight...
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JP2022519481A |
The present invention relates to bissilylamino functionalized conjugated diene, their preparation, and their use in the production of rubber. Furthermore, the present invention relates to rubbers and rubber compositions, and tires made f...
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JP7040533B2 |
The present invention relates to a fluorine-containing diene compound represented by general formula I, and to a polymer thereof. In the formula: R1through R7are each independently a hydrogen atom, a chlorine atom, a fluorine atom, or a ...
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JP7038720B2 |
The invention relates to polybutadiene, which contains the monomer units derived from 1,3-butadiene having a vinyl double bond in a proportion of 25 to 75 mole percent, having a trans-double bond in a proportion of 0 to 10 mole percent a...
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JP7036039B2 |
A production method for a polymer comprises: a step (A) of polymerizing a raw material monomer to obtain a polymer-containing liquid containing a polymer; a step (B) of separating a collection target component-containing fluid containing...
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JP2022034585A |
To provide a high cis-polybutadiene having reduced coloration and a method for producing the same.A method for producing a polybutadiene includes a polymerization step for polymerizing 1,3-butadiene with a catalyst including a cobalt com...
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JP7020205B2 |
To provide a method of producing a polymer hydrogenated product while quickly measuring a hydrogenation degree of the polymer hydrogenated product.The method of producing a polymer hydrogenated product is provided that includes: a step A...
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JP7015314B2 |
The present invention relates to a compound represented by Formula 1, a method for preparing the same, and a modified conjugated diene-based polymer having a high modification ratio and including a functional group derived from the compo...
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JP7015386B2 |
The present invention relates to a method of preparing a conjugated diene-based polymer by continuous polymerization using two or more reactors, and relates to a method of preparing a conjugated diene-based polymer which is capable of pr...
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