C - Chemistry – Metallurgy – 08 – G
Patent
C - Chemistry, Metallurgy
08
G
400/2007, 117/27
C08G 77/452 (2006.01) C08G 18/61 (2006.01) C08G 77/458 (2006.01) C09J 7/02 (2006.01) C09J 183/10 (2006.01)
Patent
CA 1339226
Block copolymers having a repeating unit comprised of polysiloxane and urea segments are prepared by copolymerizing certain diaminopolysiloxanes with diisocyanates. The invention also provides novel diaminopolysiloxanes useful as precursors in the preparation of the block copolymers and a method of making such diaminopolysiloxanes. Pressure sensitive adhesive compositions comprising the block copolymer are also provided as are sheet materials coated with the same.
540190
Hoffman Jerome J.
Leir Charles M.
Tushaus Leonard A.
Wiederholt Gary T.
Hoffman Jerome J.
Leir Charles M.
Minnesota Mining And Manufacturing Company
Smart & Biggar
Tushaus Leonard A.
LandOfFree
Block copolymer, method of making the same, diamine... does not yet have a rating. At this time, there are no reviews or comments for this patent.
If you have personal experience with Block copolymer, method of making the same, diamine..., we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Block copolymer, method of making the same, diamine... will most certainly appreciate the feedback.
Profile ID: LFCA-PAI-O-1179257