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JP2021187939A |
To provide a cyclic olefin polymer-containing resin composition which gives a molded article having heat resistance and flexibility.The present invention provides the resin composition containing: a cyclic olefin polymer being an additio...
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JP2021188036A |
To provide resin particles having an exceptional dissolution rate in a good solvent, and a film that contains the resin particles.Resin particles according to the present invention contain a resin having a linear expansion coefficient of...
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JP6969029B2 |
The present invention addresses the problem of providing a cyclic olefin polymer having good heat resistance reliability, soldering heat resistance, and adhesion to a metal foil. The present invention provides a cyclic olefin polymer w...
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JP6963245B2 |
To provide a method for producing a norbornene-diene copolymer that can efficiently produce a norbornene-diene copolymer with a high molecular weight.A method for producing a norbornene-diene copolymer includes copolymerization of a mono...
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JP6958402B2 |
To provide a material that has high liquid repellency of an organic solvent and can be suitably used as, for example, a partition wall forming material of an organic EL element.The present invention provides a polymer containing a struct...
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JP6952780B2 |
Provided are a method of preparing a dicyclopentadiene-based resin and a dicyclopentadiene-based resin. According to the present invention, provided is a dicyclopentadiene-based resin including an aromatic olefin-based comonomer as a com...
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JP2021165384A |
To provide copolymers formed by cationic polymerization of one or more cyclic dienes and a comonomer selected from the group consisting of a monoterpene, a branched styrene, and combinations thereof, in the presence of a catalyst.Random ...
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JP2021133624A |
To provide a laminate which is excellent in adhesion, preferably, avoids generation of harmful halogen-based decomposition gas when burned due to absence of halogen, and is composed of condensed resin base materials represented by a cycl...
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JP6930679B1 |
A resin composition containing a polymer containing a structural unit represented by the formula (NB) and a structural unit represented by the formula (1); and a compound having two or more (meth) acryloyl groups. [Chemical 1](In formula...
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JP2021116414A |
To provide an olefinic copolymer capable of giving a molded article having a small coefficient of linear expansion, and a film containing the olefinic copolymer.The olefinic copolymer contains a monomer unit (1) derived from at least one...
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JP6886955B2 |
The present invention provides a method for producing a cyclic olefin polymer which is capable of stably producing a cyclic olefin polymer with a desired yield that is commensurate with the polymerization conditions in cases where the cy...
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JP2021063222A |
To provide a polymer for being used in a photosensitive resin composition which has good sensitivity, has high alkali solubility and is excellent in developability, and a method for producing the same.A copolymer composed of a structural...
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JP6863800B2 |
To provide a cycloolefin-based resin composition that realizes an optical component having transparency and a high refractive index.The cycloolefin-based resin composition includes (A) a polar group-containing cycloolefin-based copolymer...
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JP6864101B2 |
Embodiments in accordance with the present invention encompass compositions encompassing a procatalyst and a thermal or photoactivator along with one or more monomers which undergo vinyl addition polymerization when said composition is h...
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JP2021054905A |
To provide a compact that is less in the discoloration due to electron beam or gamma ray irradiation, and, is excellent in the heat resistance.A cyclic olefinic copolymer composition comprising a cyclic olefin copolymer (P) and a stabili...
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JP6847719B2 |
To provide a novel transition metal compound, in particular a novel transition metal compound applicable to an olefin polymerization catalyst.The transition metal compound is represented by the general formula [A-1] or [A-2] in the figur...
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JP6829030B2 |
To provide a resin composition capable of obtaining an insulating layer which is excellent in workability and satisfies dielectric characteristics and solder heat resistance in a high frequency region required for an insulating layer for...
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JP6829029B2 |
To provide a curable resin composition which makes it possible to obtain a cured product that satisfies dielectric properties in a high frequency region suitable for a printed wiring board while having excellent heat resistance and heat ...
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JP2021004347A |
To provide a composition having high fire retardancy and excellent heat resistance.A composition comprising an olefinic polymer (component (A)) and a fire retardant agent (component (B)), in which chemiluminescent average emission intens...
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JP6812574B2 |
A cyclic olefin-based copolymer of a first invention of the present application has a constitutional unit (A) derived from an α-olef in having 2 to 20 carbon atoms, a constitutional unit (B) derived from a cyclic olefin without an aroma...
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JP2021001330A |
To provide a resin composition for injection molding or compression molding using an ethylenic ionomer which is excellent in impact strength, heat resistance, long-term durability and the like.A resin composition for injection molding or...
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JP2021001333A |
To provide a film excellent in glossiness, transparency, impact strength, heat sealability and pinhole resistance, or a resin composition giving the film.There are provided a resin composition for a film that contains an ionomer in which...
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JP2021001331A |
To provide a resin capable of providing a hollow molding container excellent in impact strength, environmental stress crack resistance and hollow moldability.There are provided an ionomer in which at least a part of a carboxyl group and/...
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JP6772443B2 |
To provide a production method of a polymer for suppressing development of an undercut or a crack in a patterning process.The production method of a polymer includes: a step of preparing a mixture (P) comprising a monomer (A) containing ...
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JP6770960B2 |
The present invention relates to a process for the preparation of a branched polyolefin via the polymerization of an olefin monomer and an alefin monomer comprising a main group metal hydrocarbyl chain transfer agent. The invention moreo...
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JP2020169229A |
To provide a polymer having a low dielectric constant, a resin composition containing such a polymer, and a semiconductor device provided with a cured product of the resin composition as a permanent film.The polymer contains norbornene, ...
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JP6769139B2 |
To provide a polymer having temporal stability, high sensitivity and thermal flow resistance in a balanced manner.A polymer contains a structural unit having an oxetanyl group, and a structural unit derived from an N-substituted maleimid...
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JP2020164624A |
To provide an optical component having excellent long-term reliability of optical performance in a high temperature environment of 130°C.An optical component contains a cyclic olefinic copolymer (A) with a glass transition temperature o...
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JP6765501B2 |
Various vinyl addition polymers of nadic anhydride are disclosed. Examples of such polymers include copolymers and terpolymers of nadic anhydride with a wide variety of norbornene-type monomers. The nadic anhydride polymers are found to ...
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JP6763373B2 |
The present invention provides:a copolymer (A) which is a copolymer obtained by copolymerizing one or plural cycloolefin monomers and one or plural acyclic olefin monomers, or a copolymer obtained by copolymerizing two or more cycloolefi...
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JP2020139103A |
To provide a novel fluorine-containing copolymer excellent in transparency, heat resistance and durability, and a method for producing the same.The fluorine-containing copolymer contains a repeating unit (a) derived from a fluorine-conta...
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JP6751429B2 |
This invention provides a method of manufacturing a curable petroleum resin and a curable petroleum resin obtained therefrom. The method includes (a) a process of thermally polymerizing a composition for polymerization which includes sil...
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JP6726281B2 |
Embodiments encompassing a series of compositions containing polymers of norbornadiene and maleic anhydride monomers which are useful in forming a variety of photopatternable structures are disclosed and claimed. The compositions are use...
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JP6729085B2 |
To provide a hydrocarbon resin providing an elastomer composition for tire which is excellent in workability and has excellent balance between rolling resistance and wet grip performance.A hydrocarbon resin contains an aliphatic monomer ...
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JP2020105332A |
To provide a resin composition capable of forming a molding which achieves both a large phase difference and excellent heat resistance.A resin composition contains a copolymer A containing an α-olefin-derived structural unit having 2 or...
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JP2020105333A |
To provide a polyolefin-based polymer that may be a material of a compact provided with excellent flex resistance and oxygen permeability, while having a large phase difference.A polyolefin-based polymer having a cycloolefin unit of a fo...
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JP6720480B2 |
To provide a polymer that gives a resin film having high transparency and showing an excellent balance in high dimensional accuracy of patterning and chemical resistance, and a photosensitive resin composition, a resin film and an electr...
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JP6710903B2 |
To provide a photosensitive resin composition capable of improving controllability of a pattern profile of a sacrificial film.The photosensitive resin composition is to be used to form a sacrificial film and comprises an alkali-soluble r...
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JP6707741B2 |
An imide crosslinked resin that is obtained by crosslinking a copolymer, which contains a cyclic olefin unit and an unsaturated dicarboxylic acid anhydride unit, by means of a diamine.
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JP6702312B2 |
[Problem] To provide a rubber composition that uses a cycloolefin ring-opened copolymer, that is excellent in terms of cost and production properties, and that makes it possible to improve workability and low heat generation properties. ...
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JP2020079357A |
To provide an addition reaction polymer having both a high refractive index and a low stress optical coefficient.The addition reaction polymer includes: a structural unit derived from olefin having 2C or more and 20C or less; and a struc...
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JP2020070340A |
To provide a polymer excellent in heat resistance, and capable of obtaining a resin film with fewer cracks when the resin film is formed with a resin composition containing the polymer.A polymer includes a structural unit expressed by a ...
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JP6685223B2 |
Provided is a method for producing a copolymer that makes it possible to obtain, using a smaller amount of catalyst, more of a cyclic olefin copolymer having excellent mechanical properties and a molecular weight suitable for ordinary mo...
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JP6677247B2 |
A process for producing a polymer which comprises: a step in which a norbornene type monomer and maleic anhydride are polymerized to obtain a copolymer; and a step in which the copolymer to which a compound represented by the following f...
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JP6661929B2 |
To provide a polymer that, if it is formed into a photosensitive resin composition, improves the heat resistance of a resin film.A polymer comprises a monomer represented by formula (1), and a repeating unit derived from maleic anhydride...
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JP6631899B2 |
Provided is a resin composition comprising a polymaleimide compound (A) represented by the following general formula (1), a modified polyphenylene ether (B) having a terminal modified with a substituent containing a carbon-carbon unsatur...
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JP6624049B2 |
This polymer contains a structural unit represented by formula (1a) and a structural unit represented by formula (1b). (In formula (1a), n is 0, 1 or 2. R1, R2, R3 and R4 each independently represent hydrogen or a C1-10 organic group, an...
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JP6605720B2 |
Various polycycloolefinic polymers containing phenolic pendent groups and compositions thereof useful for forming self-imageable films encompassing such polymers are disclosed. Such polymers encompass norbornene-type repeating units cont...
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JP6591306B2 |
The invention relates to a negative-type photosensitive resin composition which has excellent substrate adaptation, chemical resistance and stability in storage, a photocuring pattern using the composition and an image display device inc...
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JP6586545B2 |
This polymer thin film is characterized by containing a norbornene polymer (A) containing at least 10 mol% of a constituent unit represented by general formula (1), having a thickness of 10 nm to 1000 nm, and having self-supporting prope...
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