Other

Jsr Corporation

Dsm N.v.

Japan Fine Coatings Co. Ltd.

Dsm IP Assets B.v.

Ricoh Company, Ltd.

Japan Fine Coatinss Co., Ltd.

Japan Fine Coatings

Takashi Ukachi

Zen Komiya

Tsuyoshi Watanabe

Tetsuya Yamamura

Yoshikazu Yamaguchi

Yuichi Eriyama

Akira Takeuchi

Toshihiko Takahashi

Isao Nishiwaki

Takao Yashiro

Takayoshi Tanabe

Hideaki Takase

Yuichi Haruta

Atsushi Baba

Miyuki Ishikawa

Mitsuhito Suwa

Masakatsu Ukon

Masahito Mase

Ayao Matsumura

Timothy Edward Bishop

Paul Eugene Snowwhite, Jr

Adrianus G M Abel

Yuichi Takehana

Yuji Takasugi

Duurt P W Alkema

Junji Yoshizawa

Yoshihiko Hotta

Kazumi Suzuki

David M Szum

Atsushi Kutami

Tetsuya Amano

Michiko Takahashi

Hirofumi Uchida

Hideki Sugimoto

David Michael Szum

Isao Nishikawi

Ryouji Furuta

Keiko Kato

Ryoji Furuta

Jirou Ueda

Jiro Ueda

Toyokazu Tanabe

Masanobu Sugimoto

A curable resin composition comprising an antioxidant, a UV absorber, and a (meth)acrylate oligomer comprising polyether units. Cured products made from the liquid curable resin composition of the present invention have excellent light stability. The resin composition is suitable as a coating material for optical fibers.

Liquid curable resin composition and cured products

A photocurable resin composition suitable for photo-fabrication. The resin composition capable of being promptly cured by photo-irradiation, thereby reducing fabricating time and providing cured products having excellent mechanical strength and minimized shrinkage during curing to ensure high dimensional accuracy. The composition includes (A) an oxetane compound, (B) an epoxy compound, and (C) a cationic photo-initiator.

Photo-curable resin composition used for photo-fabrication of three-dimensional object

The present invention relates to a multilayer coating in which a plurality of photocurable resin cured films are layered on a substrate, wherein at least two adjacent layers comprise the same hindered phenol-type antioxidant. The multilayer coating can be applied onto a substrate, such as glass fibers, vinyl chloride sheets, polycarbonate sheets, glass plates, polyethylene films, wood, acrylic sheets, metal plates, and the like.

Multilayer coating

The invention relates to a liquid curable resin composition capable of forming a ribbon matrix material which can be completely removed from a coloring layer when separating the optical fiber ribbon. A liquid curable resin composition comprising: (1) 30&#x2013;80 wt. % of a urethane (meth)acrylate produced by reacting (A) a polyol compound, (B) a polyisocyanate compound, and (C) a (meth)acrylate compound containing a hydroxyl group, (2) 0.01&#x2013;10 wt % of 2-methly-1-[4-(methylthio)phenyl]-2-morpholino-propan-1-one, and (3) 10&#x2013;70 wt. % of a polymerizable diluent comprising a polymerizable monofunctional vinyl monomer which is copolymerizable with the component (1), wherein a two-layer film, which is obtained by applying the composition to a cured film of a UV-curable resin comprising the compound shown by the above formula (1) and curing the composition, has a T-peel strength of about 1.8 g/cm or less.

Two-layer film formed of radiation cured resin compositions and methods of making the same

A curable resin composition comprising (A) reactive particles prepared by bonding (A1) at least one of oxide particles of an element selected from the group consisting of silicon, aluminum, zirconium, titanium, zinc, germanium, indium, tin, antimony, ruthenium, rhenium, silver, nickel, cupper and cerium, and (A2) an organic compound which comprises a polymerizable unsaturated group, (B) a compound having two or more polymerizable unsaturated groups in the molecule, and optionally (C) a terminal reactive polysiloxane compound having at least one polymerizable group, other than organic compound (A2).

Curable resin composition, cured film, and composite product

A photocurable resin composition suitable for use in three-dimensional photofabrication comprising (A) a cationically polymerizable organic compound, (B) a cationic photoinitiator, and (C) a (co)polymer obtainable by (co)polymerization of monomers comprising at least one (meth)acrylate-group comprising monomer. A process for producing a three-dimensional object which comprises the use of a washing agent having a Hansen-solubility between 27-35 (Mpa).

Resin composition and three dimensional object

The present invention provides a curable composition, comprising: a (meth)acrylate urethane compound derived from a polypropylene glycol or a propyleneoxide ethyleneoxide copolymer glycol having a molecular weight between 1,000 and 13,000 and an amount of unsaturation less than 0.01 meq/g. The liquid curable resin composition of the present invention has improved liquid stability and can produce cured products having superior mechanical characteristics by polymerization. The composition further comprises preferably a primary or secondary amine. The liquid curable resin composition can be used as a coating material for optical fibers, adhesives, and the like. The composition is particularly suitable as a coating material for optical fibers for which long-term stability is required.

Radiation curable resin composition

The invention relates to a photocurable resin composition comprising: (A) a di or more functional urethane (meth)acrylate compound; (B) a monofunctional (meth)acrylate; (C) a photoinitiator; and (D) a polyoxyalkylene alkyl ether phosphate represented by the following formula (2):and to cured products obtained from the resins composition.

Photocurable resin composition and optical parts

The invention relates to a curable composition comprising (A) particles prepared by bonding at least one oxide of an element selected from the group consisting of silicon, aluminum, zirconium, titanium, zinc, germanium, indium, tin, antimony, and cerium, and an organic compound which comprises a polymerizable group, (B) a compound having a melamine group and one or more polymerizable groups and (C) a compound having at least two polymerizable groups in the molecule other than the component (B); and to cured products and laminates with a with low reflectance and superior chemical resistance.

Curable composition, cured product, and laminate

A resin composition comprising: (A) particles prepared by bonding at least one oxide of an element selected from the group consisting of silicon, aluminum, zirconium, titanium, zinc, germanium, indium, tin, antimony, and cerium, and an organic compound which includes a polymerizable unsaturated group, (B) an oligomer-type radiation polymerization initiator having a site which generates photo-radicals by irradiation of radioactive rays, and (C) a compound having at least two polymerizable unsaturated groups in the molecule.

Resin composition comprising particles

The present invention relates to a photocurable liquid resin composition comprising: (A) a cationically polymerizable organic compound; (B) a cationic photopolymerization initiator; (C) an ethylenically unsaturated monomer; (D) a radical photopolymerization initiator; (E) a polyether polyol compound having one or more hydroxyl groups in one molecule; and, optionally, includes elastomer particles having a specific particle diameter and/or an epoxy-branched alicyclic compound.

Photocurable liquid resin composition

The invention relates to a resin composition exhibiting excellent coatability and capable of forming coatings with high hardness, superior scratch resistance, low curling properties, superb adhesion, excellent transparency, and superior coating surface appearance without a wavy striation, streaks, unevenness of coatings, cissing, and the like, as well as cured products made from the resin composition.

Resin composition and cured product

Reactive particles have been invented that may be used for a curable composition exhibiting excellent cured product productivity and capable of forming coatings with high hardness, superior scratch resistance, excellent abrasion resistance, low curling properties, superb adhesion, and chemicals resistance, particularly high chemicals resistance, on the surface of various substrates; a curable composition containing the reactive particles; and cured products made from the curable composition.

Reactive particles, curable composition comprising the same and cured products

Resin composition and three-dimensional object

Growing community of inventors

Ibaraki, Japan

Takashi Ukachi