B - Operations – Transporting – 32 – B
Patent
B - Operations, Transporting
32
B
B32B 27/08 (2006.01) C08J 7/04 (2006.01)
Patent
CA 2082373
- 25 - Abstract of the Disclosure A polyester film having a coating layer provided with excellent mold release property, slipperiness, heat resistance and flatness is disclosed. The laminated polyester film is prepared by apply- ing at least on one surface of a polyester film an aqueous solution or dispersion containing a polysilox- ane-polyvinyl graft copolymer which comprises a silane comprising structural units of the formulas (1) and (2) indicated below or the hydrolysate thereof and in which not less than 80 wt% of the siloxane portions are dime- thylsiloxane, and, thereafter, stretching and drying. R1nSiO(4-n) (1) R2mSiO(3-m)2- A - B (2) wherein R1 and R2 are respectively and independently an unsubstituted or substituted hydrocarbyl group which has a carbon atom directly connected to the Si atom and has no radical polymerizability; n is 1 or 2 and when n is 2 R1's may be different groups; m is 0 or 1; A is a diva- lent organic group which has a carbon directly connected to the Si atom and is connected to the group B; and B is a vinyl copolymer block obtained by grafting at least one selected from an aromatic vinyl monomer and an alkyl ester of acrylic or methacrylic acid.
Diafoil Hoechst Company Ltd.
Ito Yoshihiko
Riches Mckenzie & Herbert Llp
LandOfFree
Laminated polyester film does not yet have a rating. At this time, there are no reviews or comments for this patent.
If you have personal experience with Laminated polyester film, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Laminated polyester film will most certainly appreciate the feedback.
Profile ID: LFCA-PAI-O-1774130