Synthetic resins or natural rubbers -- part of the class 520 ser – Synthetic resins – Mixing of two or more solid polymers; mixing of solid...
Patent
1980-04-21
1981-08-25
Hamrock, William F.
Synthetic resins or natural rubbers -- part of the class 520 ser
Synthetic resins
Mixing of two or more solid polymers; mixing of solid...
260 291R, 260 336R, 260 336UA, 525237, 525338, 525339, C08F27902
Patent
active
042860776
ABSTRACT:
A weather resistant adhesive composition possessing an excellent balance of properties including good tack and low melt viscosity comprises a selectively hydrogenated monoalkenyl arene/conjugated diene block copolymer component having certain block molecular weights, tackifying resin, and plasticizer.
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patent: 3917607 (1975-11-01), Crossland et al.
patent: 3937760 (1976-02-01), Cole et al.
patent: 4097434 (1978-06-01), Coker
patent: 4141876 (1979-02-01), Hansen
Ewins Earle E.
St. Clair David J.
Hamrock William F.
Shell Oil Company
Vance Dean F.
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