Login| Sign Up| Help| Contact|

Patent Searching and Data


Title:
URETHANE (METH)ACRYLATE OLIGOMER, PROCESS FOR PRODUCING THE SAME, AND PHOTOCURABLE COMPOSITION
Document Type and Number:
WIPO Patent Application WO/2000/077065
Kind Code:
A1
Abstract:
A urethane (meth)acrylate oligomer which has a low viscosity and gives a flexible cured article reduced in surface tackiness. It is obtained by reacting a polyol ingredient comprising a polyoxyalkylene polyol which has two to four hydroxyl groups, a hydroxyl value V¿OH? (mg-KOH/g) of 5 to 115, and a total degree of unsaturation V¿US? (meq/g) satisfying the relationship V¿US?$m(F)(0.45/V¿OH?)+0.02, with a polyisocyanate compound and a hydroxylated (meth)acrylate compound.

Inventors:
Kashiwame, Josho (Asahi Glass Company, Limited 474-2, Tsukagoshi 3-chome Saiwai-ku Kawasaki-ku Kanagawa, 210-0924, JP)
Application Number:
PCT/JP2000/003776
Publication Date:
December 21, 2000
Filing Date:
June 09, 2000
Export Citation:
Click for automatic bibliography generation   Help
Assignee:
ASAHI GLASS COMPANY, LIMITED (12-1, Yurakucho 1-chome Chiyoda-ku Tokyo, 100-8405, JP)
Kashiwame, Josho (Asahi Glass Company, Limited 474-2, Tsukagoshi 3-chome Saiwai-ku Kawasaki-ku Kanagawa, 210-0924, JP)
International Classes:
C08F2/48; C08F2/46; C08F283/00; C08F283/06; C08F290/14; C08F299/06; C08G18/48; C08G18/67; C09D11/00; C09D175/14; C09J175/14; (IPC1-7): C08G18/48; C08F299/06; C08G18/67
Foreign References:
US5811829A
US5068304A
Other References:
See also references of EP 1191047A1
Attorney, Agent or Firm:
Senmyo, Kenji (Torimoto Kogyo Building 38, Kanda-Higashimatsushitacho Chiyoda-ku Tokyo, 101-0042, JP)
Download PDF: