C - Chemistry – Metallurgy – 08 – L
Patent
C - Chemistry, Metallurgy
08
L
400/1801, 400/51
C08L 71/00 (2006.01) C08L 93/04 (2006.01) C09J 171/02 (2006.01) C09J 183/12 (2006.01)
Patent
CA 1208392
ABSTRACT OF THE DISCLOSURE A pressure sensitive adhesive composition comprising (A) a polyether having at least one silicon- containing hydrolyzable group, having an average molecular weight of 300 to 30,000 and having a principal chain which is essentially constructed with the chemically bonded recurring units: R1-O- wherein R1 is a divalent alkylene group and (B) a tackifier; said tackifier being admixed with the polyether in an amount of 10 to 140 parts by weight per 100 parts by weight of said polyether. From the composition a pressure sensitive adhesive product having good adhesive properties can be prepared substantially without a solvent.
438457
Hirose Toshifumi
Isayama Katsuhiko
Kanegafuchi Kagaku Kogyo Kabushiki Kaisha
Osler Hoskin & Harcourt Llp
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