C - Chemistry – Metallurgy – 08 – L
Patent
C - Chemistry, Metallurgy
08
L
400/4503, 400/57
C08L 67/06 (2006.01) B29C 63/00 (2006.01) B32B 27/04 (2006.01) C08G 63/553 (2006.01) C08G 63/676 (2006.01) C08G 63/91 (2006.01) H05K 1/03 (2006.01)
Patent
CA 1241483
ABSTRACT OF THE DISCLOSURE An unsaturated polyester resin composition is provided comprising a hard unsaturated polyester component, a soft unsaturated polyester component and a cross-linking monomer. The soft polyester component contains a polyoxyalkylene segment having a molecular weight from 600 to 6000 in the backbone thereof and is dispersed in the hard polyester component forming fine particles having a particle size not greater than 4 microns. The resin composition, when cured, exhibits a Tg corresponding to the hard polyester component from 100°C to 200°C and another Tg corresponding to the soft polyester component from -100°C to 0°C.
498291
Abe Kunihisa
Nishimura Asaichi
Tonoki Satoshi
Tsunemi Hidenari
Kanegafuchi Kagaku Kogyo Kabushiki Kaisha
Ridout & Maybee Llp
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