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JP7419681B2 |
To provide a cyano group-containing hydrocarbon resin having high polarity and low odor.The cyano group-containing hydrocarbon resin is produced by subjecting a hydrocarbon resin including a 4-8C unsaturated aliphatic monomer unit and/or...
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JP7387737B2 |
The present invention relates to: a dicyclopentadiene-based resin having excellent compatibility with a base resin and prepared by being copolymerized with a monomer composition comprising a dicyclopentadiene-based monomer and a vinylami...
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JP7387825B2 |
To provide a catalyst for olefin polymerization that makes it possible to produce an olefin polymer of a high molecular weight with high activity.The present invention provides a catalyst for olefin polymerization containing (A) a transi...
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JP7383853B1 |
A cyclic olefin copolymer of a cyclic olefin monomer and an α-olefin having 3 to 20 carbon atoms, which has excellent tensile strength and rupture strain, and a cyclic olefin copolymer that can be successfully produced. and a method for...
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JP7383852B1 |
A cyclic olefin copolymer of a cyclic olefin monomer and an α-olefin having 3 to 20 carbon atoms, which has excellent tensile strength and rupture strain, and a cyclic olefin copolymer that can be successfully produced. and a method for...
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JP2023548112A |
Certain polyolefin membranes are provided that are useful as components of filters for liquid purification. Advantageously, the filter membranes of the present disclosure are particularly useful for filtration of liquids used in the manu...
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JP7361239B1 |
A method for producing a cyclic olefin copolymer containing a constitutional unit derived from norbornene monomer and a constitutional unit derived from ethylene, the method comprising charging at least a monomer containing norbornene mo...
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JP2023136329A |
To provide a fibrous nonwoven fabric including a fiber containing a cyclic olefin polymer (A), excellent in filtering performance.A fibrous nonwoven fabric includes a fiber containing a cyclic olefin polymer (A), the fiber having a varia...
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JP2023129436A |
To provide a (meth)acrylic acid ester for producing a polymer with low odor and high heat resistance.The polymer is a homopolymer of a compound represented by formula (1), where R1 represents a hydrogen atom or a methyl group. Alternativ...
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JP7345049B2 |
Described herein are hydrocarbon polymer modifiers for use in various applications. The hydrocarbon polymer modifier comprises a cyclic component, and has a glass transition temperature and Mn defined by the following two equations: (1) ...
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JP7345048B2 |
Described herein are hydrocarbon polymer modifiers for use in various applications. The hydrocarbon polymer modifier comprises a cyclic component, and has a glass transition temperature and Mn defined by the following two equations: (1) ...
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JP7333308B2 |
The present invention relates to a petroleum resin having the content of a volatile organic compound component of less than 100 wt ppm; and a hydrogenated petroleum resin having the content of a volatile organic compound component of les...
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JP7329720B1 |
A method for producing a cyclic olefin copolymer containing a structural unit derived from a norbornene monomer and a structural unit derived from ethylene, comprising at least charging a norbornene monomer and ethylene as monomers into ...
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JP2023112593A |
To provide a solution composition comprising a cyclic olefin copolymer which is a copolymer of a cyclic olefin monomer and an α-olefin having 3 or more and 20 or less carbon atoms and can form a film having both excellent breaking strai...
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JP2023112592A |
To provide a resin composition for injection molding comprising a cyclic olefin copolymer which gives an injection moded body which has excellent breaking strain and toughness and having hardly causes cracks even when placed in a high te...
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JP2023112591A |
To provide a resin composition for press molding comprising a cyclic olefin copolymer which gives a press molded body having excellent breaking strain and toughness and having less coloration and to provide a press molded body comprising...
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JP7322372B2 |
To provide a polymer which has high heat resistance and enables formation of a resin film with few cracks by using a resin composition comprising the polymer.Provided is a polymer comprising: a structural unit derived from a norbornadien...
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JP2023107238A |
To provide a polymer that can provide a cured resin that has improved heat properties, is therefore excellent at workability and patternability in photolithography, and has sensitivity, alkali solubility and resistance to yellowing due t...
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JP7317807B2 |
An additive for rubbers, which contains a hydrogenated petroleum resin that is a hydrogenated product of a polymer of an unsaturated hydrocarbon, and which is configured such that: the unsaturated hydrocarbon contains an aromatic compoun...
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JP2023095383A |
To provide a method for producing a hydrocarbon resin which can produce a hydrocarbon resin capable of giving a hot-melt adhesive composition having low temperature characteristics and excellent adhesive force and holding force with high...
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JP2023091961A |
To provide a polymer that has excellent processability and patternability in photolithography and also has sensitivity, alkali solubility and thermal yellowing resistance in a balanced manner.A polymer comprises a structural unit represe...
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JP2023091438A |
To provide a polymer that has improved heat properties, resulting in excellent processability and patternability in photolithography, well-balanced sensitivity, alkali solubility and thermal yellowing resistance, as well as superior cure...
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JP2023082855A |
To provide a photosensitive resin composition which reduces transmittance change due to light irradiation from a light-emitting element, is excellent in light resistance, and is usable for protection of the light-emitting element.A photo...
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JP2023082852A |
To provide a photosensitive resin composition which is transparent to a light emitting wavelength of a light emitting element represented by a light emitting diode, and has improved light resistance.A photosensitive resin composition con...
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JP2023079212A |
To provide a cyclic olefin-based copolymer excellent in heat resistance.A cyclic olefin-based copolymer includes: a constitutional unit (A) derived from ethylene or an acyclic olefin (A'); and a constitutional unit (B) derived from a cyc...
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JP7287076B2 |
To provide a resin composition having a high thermostability while easily removable by dry etching, as a resin composition to be used for forming a sacrificial layer in manufacturing an electronic device.A resin composition is used for f...
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JP7285344B2 |
A cyclic olefin copolymer includes one or more olefin-derived constituent units (A) represented by General Formula (I), one or more cyclic olefin-derived constituent units (C) represented by GeneralFormula (II), one or more cyclic non-co...
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JP7283397B2 |
Provided is a hydrocarbon resin that contains 0.1–50 wt% of a monomer unit that is derived from a tetracyclododecene compound. The hydrocarbon resin has a weight average molecular weight (Mw) of 500–4,000 and a Z average molecular we...
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JP7269332B2 |
Provided is a cyclic olefin-based resin composition including a cyclic olefin-based polymer (A), and a hindered amine compound (Y) that contains a piperidyl group represented by General Formula (1) and a carboxylic acid amide group repre...
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JP2023518292A |
Improved catalysts for cyclic olefin polymerization. The catalyst has the following structure: Mv(OR')cmX(vc*m-2)=C(R*)2including transition metal carbenes having avis a Group 5 transition metal with a valence (v) of 5 or a Group 6 trans...
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JP7257595B2 |
A production method for a cyclic olefin copolymer which is capable of efficiently producing a cyclic olefin copolymer by copolymerizing monomers including a norbornene monomer and ethylene while suppressing the formation of a polyethylen...
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JP2023515715A |
The present invention relates to a method for producing a hydrocarbon resin, in which indene and/or C1-4A product stream containing a hydrocarbon resin obtained by polymerizing a monomer mixture containing an aromatic component containin...
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JP7255166B2 |
To provide a polymer useful for obtaining a resin composition for color filters having higher sensitivity and realizing improved productivity.The present invention provides a modified copolymer having a (meth) acryloyl group and a carbox...
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JP2023051362A |
To provide a resin composition for a container which enables molding of a container that is excellent in moldability, transparency and steam-resistant sterilization property.A resin composition for a container contains a cyclic olefinic ...
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JP7238882B2 |
Provided is a hot-melt-type road surface marking material containing a modified hydrocarbon resin, a coloring pigment, and a filler, the hot-melt-type road surface marking material being characterized in that the modified hydrocarbon res...
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JP2023036372A |
To provide a method for stably producing a low molecular weight olefin polymer with high productivity while preventing the formation of bubbles that can reach the top of a polymerization reaction vessel.There is provided a method for pro...
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JP2023033156A |
To provide a polymer which has good sensitivity, has high alkali solubility, and is reduced in yellowing.A polymer P includes at least one structural unit selected from a norbornene monomer-derived structural unit, a norbornene monomer-d...
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JP2023031219A |
To provide a photosensitive resin composition which has good sensitivity, has high alkali solubility, and is reduced in yellowing.A polymer is obtained by ring-opening an acid anhydride group of a copolymer composed of a monovalent-hexav...
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JP2023031267A |
To provide a photosensitive resin composition which has good sensitivity, has high alkali solubility, and is reduced in yellowing.A polymer P has such a structure that a side chain derived from a compound having a hydroxy group and two o...
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JP7223854B2 |
Embodiments in accordance with the present invention encompass a composition containing a latent catalyst and a compound capable of generating a Bronsted acid with a counterion capable of coordinating and activating the latent catalyst a...
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JP2023024401A |
To provide a polymer which has improved heat characteristics, thereby is excellent in processability and pattern formation property by photolithography processing, and is excellent in such resin cured product sensitivity as to have sensi...
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JP2023503196A |
A cyclic diolefin component containing a cyclic diolefin compound and indene and/or C1-4A hydrocarbon resin obtained by thermal polymerization with an aromatic component containing -alkylindene and having a polydispersity index (PDI) of ...
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JP2023010685A |
To provide a polymer which is excellent in sensitivity and alkali solubility.A polymer has a structure represented by formula (P). In the formula (P), when molar contents of each structural unit A, B and C contained in the polymer are re...
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JP2023009610A |
To provide a curable resin composition that has high transparency and high adhesion to a substrate, so that it can be used suitably as an adhesive in the production of optical components.A polymer contains a crosslinked alicyclic structu...
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JP2023005379A |
To provide a method for producing a cyclic olefin-based copolymer composition, in which lowering of polymerization activity is suppressed, and which can provide a molded body and an optical lens which are suppressed from deterioration of...
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JP7206616B2 |
The invention provides a polymer with excellent heat resistance and low dielectric properties. The polymer of the invention contains non-crosslinking structural units composed of structural units derived from a norbornene not having a cr...
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JP7203092B2 |
Provided is a new method that effectively reduces odor components that are present in a hydrogenated petroleum resin, and adjusts a softening point to an appropriate range for exhibiting an adhesive performance.A method for deodorizing a...
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JP7200532B2 |
To provide a photosensitive resin composition having excellent thermal discoloration resistance.A photosensitive resin composition contains a polymer containing, in the molecule, a cyclic olefin-derived structural unit (a), a structural ...
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JP2022190330A |
To provide a cyclic olefin-based polymer for a fiber, in which deterioration is suppressed, and fibers can be continuously spun.A cyclic olefin-based polymer for fibers of the present invention satisfies the following conditions: a ratio...
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JP7195058B2 |
To provide a cyclic olefinic resin composition that can achieve an optical component that has excellent optical performance and also prevents the deterioration of optical performance under high-temperature and high-humidity conditions an...
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