Patent
Photocurable resin composition
Masaharu Goto,Tomoya Tamachi,雅治 後藤,知也 田町 +3 more
- 21 Jun 2010
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TL;DR: In this article, a photocurable resin composition is proposed, which includes 100 pts.mass of a cationically polymerizable organic substance expressed by general formula (I) or the like, and 0.001-10 pts. mass of an energy ray-sensitive cationally polymerizable initiator, and does not include an acrylate compound.
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Abstract: PROBLEM TO BE SOLVED: To provide a photocurable resin composition which excels in heat resistance and transparency, and can suppress yellowing at the time of curing, and to provide its cured product.SOLUTION: The photocurable resin composition includes (1) 100 pts.mass of a cationically polymerizable organic substance expressed by general formula (I) or the like, and (2) 0.001-10 pts.mass of an energy ray-sensitive cationically polymerizable initiator, and does not include an acrylate compound. In addition, a cured product which is obtained by curing the photocurable resin composition is disclosed. In the formula, Zdenotes a single bond or a 1-4C alkylene group, a methylene group in the alkylene group may be a straight chain, may have a branched chain, or may be annular, may be substituted by a methyl group, or may be interrupted by -CO-O- or -O-CO-, Rand Reach independently denote a halogen atom, a and b each independently denote the number of 0-10, and p denotes the number of 0-5.
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Citations
Patent
Curable epoxy resin composition
Hiroshi Suzuki,Yutaka Asakawa,Akira Matsui +2 more
- 21 Jan 2011
TL;DR: In this paper, a thermosetting epoxy resin composition of one pack type is provided which contains as indispensable constituents (I) an epoxy resin containing more than one adjacent epoxy groups on the average in the molecule and (II) a curing amount or curing-accelerating amount of a compound obtained by reacting (a) a specified amine/epoxy adduct with (b) phenolic resin(s) and/or polyhydric phenol compound(s).
137
Patent
Photocuring wax material used for 3D printing
Bao Haifeng,Zhang Jing,Liu Shi,Huang Shaowei +3 more
- 22 Oct 2014
TL;DR: The photocuring wax material provided by the invention has the advantages of excellent performance, good adhesive force, environmental friendliness, large applicability and the like; when the material is used in the 3D printing field, a personalized wax casting mold can be printed; compared with wax mold manufacturing in the traditional lost-wax process technology, the technology is simple and convenient, the precision of the manufactured wax mold is high, batch manufacturing can be realized, and the manufacturing process of the wax mold can greatly simplified.
10
Patent
Photocurable composition, cured product and optical component using same
Fujikawa Takeshi,Ishida Kyohei +1 more
- 19 Jan 2018
TL;DR: In this paper, the photocurable composition with which it is possible to suppress swelling in molds caused by resin, making it possible to improved durability of the mold, and thus leading to a photocurable composite that has excellent economic viability is presented.
7
Patent
Polarizing plate and laminated optical member
Etsuo Kume,Tomoyasu Takeuchi,Toshiyuki Takahashi,Eri Homma,悦夫 久米,英里 本間,智康 竹内,利行 高橋 +7 more
- 29 Mar 2011
TL;DR: In this paper, the authors provided a polarizing plate in which a protection film is stuck to a polyvinyl alcohol-based polarizer through an adhesive, and the adhesive is formed by a photocurable adhesive composition containing, based on 100 pts.wt.
7
Patent
Photosensitive epoxy resin composition for optical waveguide, curable film for forming optical waveguide, optical waveguide and mixed flexible printed wiring board for optical/electrical transmission using same, and method for producing optical waveguide
Hirayama Tomoyuki
- 30 Oct 2014
TL;DR: In this paper, a photosensitive epoxy resin composition for an optical waveguide was proposed, which contains a cresol novolak polyfunctional epoxy resins and a cationic curing initiator, where the components (A to (E) are each present in a proportion falling within a predetermined range based on the amount of the overall epoxy-resin component.
6
References
Patent
Photocurable resin composition
Uda Takashi
- 15 Feb 2000
TL;DR: In this paper, a photocurable resin composition is obtained by allowing photocurable resins containing a photo-curing initiator to include a compound having acryloyl group or methacryloysl group on a benzothiazole skeleton.
158
Patent
Negative photosensitive resin composition containing epoxy-containing substance
Kei Arao,Makoto Nomura,圭 荒尾,真 野村 +3 more
- 01 Mar 2005
TL;DR: In this paper, a negative photosensitive resin composition containing an epoxy-containing substance and a vinylphenol resin can be developed with a TMAH aqueous solution and shows improved adhesion property for a silicon substrate by using a specified urea-based crosslinking agent.
26
Patent
Epoxy resin composition and optical information recording medium using the same
Hiraku Kominami,Kozaburo Hayashi,Kazuki Shibata +2 more
- 09 Jun 2000
TL;DR: An epoxy resin composition according to the present invention is one initiating cationic polymerization upon irradiation with energy rays as mentioned in this paper, which can improve the thermal resistance of the adhesive layer in an optical information recording medium, and the adhesive property is not lowered even if its hardness is increased or it is in high humidity.
21
Patent
Photopolymerizable fluorene resin composition, cured resin and manufacturing method
Masamitsu Shirai,正充 白井,Masahiro Kadooka,正弘 角岡,Shinichi Kawasaki,真一 川崎,Mitsuaki Yamada,光昭 山田,Takeshi Fujiki,剛 藤木 +9 more
- 03 Aug 2000
TL;DR: The photopolymerizable resin composition is composed of a fluorene derivative in general formula (1) wherein R 1 to R 4 may be same or different and represent a hydrogen atom or an alkyl group of C 1-C 6, R 5 and R 6 may be different or different, n represents an integler 0-10, a polymer having a functional group which can react with an epoxy group, and a photo acid generating agent as mentioned in this paper.
21
Patent
Encapsulant for organic electroluminescent device, method for producing organic electroluminescent display and organic electroluminescent display
Norishige Shichiri,徳重 七里,Hironobu Shimazu,宏宣 島津,Shintaro Moriguchi,慎太郎 森口 +5 more
- 28 Dec 2005
TL;DR: In this paper, the photopolymerizable compound was used for an organic electroluminescent display and a photo-cationic polymerization initiator was used to create the organic display.
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