C - Chemistry – Metallurgy – 08 – F
Patent
C - Chemistry, Metallurgy
08
F
C08F 297/04 (2006.01) C08F 236/10 (2006.01) C08F 287/00 (2006.01) C08G 81/02 (2006.01) C08L 25/00 (2006.01) C08L 53/02 (2006.01) C09D 153/02 (2006.01) C09J 7/02 (2006.01) C09J 153/02 (2006.01)
Patent
CA 2138676
Linear block copolymers, comprising two terminal blocks of predominantly a monovinylaromatic compound and one block of predominantly a conjugated diene, having a monovinylaromatic content in the range of from 15 to 25 wt%, a total apparent molecular weight in the range of from 130,000 to 180,000 and a true molecular weight of poly(monovinylaromatic) blocks in the range of from 10,000 to 14,000, optionally mixed with minor amounts of diblock copolymer and comprising blocks similar to those of the triblock copolymer component, high shear strength pressure sensitive hot-melt adhesive compositions comprising said block copolymers, packaging tapes obtainable therewith, and process for the preparation of said adhesive compositions.
de Keyzer Noel Raymond Maurice
Vermunicht Geert Emiel Anna
Vervoort Freddy Maria Armand
Ogilvy Renault Llp/s.e.n.c.r.l.,s.r.l.
Shell Internationale Research Maatschappij B.v.
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