C - Chemistry – Metallurgy – 08 – L
Patent
C - Chemistry, Metallurgy
08
L
400/3047
C08L 53/02 (2006.01)
Patent
CA 1271578
K 611 A B S T R A C T COMPOSITION FOR PROCESSING BY MELT-SPINNING OR MELT-BLOWING Melt-spinnable or melt-blowable compositions comprising:- a) from 55 to 85 parts by weight of a three block copolymer having two endblocks A and a midblock B, A being monoalkenyl arene polymer blocks and B a hydrogenated conjugated diene polymer block, the number average molecular weight of the three block copolymer being 16000 to 175000, the number average molecular weight of A being 4000 to 30000 and the monoalkenyl arene content of the or each three block copolymer being 10 to 50% by weight of the three block copolymer, and b) from 15 to 45 parts by weight of a two block copolymer C-D, wherein C is a monoalkenyl arene polymer having a number average molecular weight 4000 to 30000, and D is a hydrogenated conjugated diene polymer block having a number average molecular weight 25 to 75% of the number average molecular weight of B of the three block copolymer, and wherein the total parts by weight of the three block copolymer and of the two block copolymer equals 100 parts by weight. cdrh04
512971
Shell Canada Limited
Smart & Biggar
LandOfFree
Composition for processing by melt-spinning or melt- blowing does not yet have a rating. At this time, there are no reviews or comments for this patent.
If you have personal experience with Composition for processing by melt-spinning or melt- blowing, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Composition for processing by melt-spinning or melt- blowing will most certainly appreciate the feedback.
Profile ID: LFCA-PAI-O-1167885