Stock material or miscellaneous articles – Web or sheet containing structurally defined element or... – Adhesive outermost layer
Patent
1975-07-18
1977-01-11
Jacobs, Lewis T.
Stock material or miscellaneous articles
Web or sheet containing structurally defined element or...
Adhesive outermost layer
260 465E, 260824EP, 428 40, B32B 900
Patent
active
040027945
ABSTRACT:
A copolymeric material is provided in accordance with this invention which is the reaction product of a di (omega-thio-organo) dimethyl siloxane oligomer having terminal active hydrogen groups and a difunctional organic compound having terminal isocyanate groups. The siloxane-thiourethane copolymer provides good release per se from tacky adhesive masses or when combined with other film formers.
REFERENCES:
patent: 3404168 (1968-10-01), Simmler et al.
Jacobs Lewis T.
Nashua Corporation
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