Stock material or miscellaneous articles – Web or sheet containing structurally defined element or... – Composite having voids in a component
Patent
1994-04-12
1995-10-03
Davis, Jenna L.
Stock material or miscellaneous articles
Web or sheet containing structurally defined element or...
Composite having voids in a component
4283171, 4283173, 4283177, 428355, C09J 702
Patent
active
054551110
ABSTRACT:
There is provided a laminate of a liquid additive containing microporous film with a hot-melt adhesive composition. The hot-melt adhesive is formulated with polybutylene polymers or copolymers with optional tackifiers and/or plasticizers such that the microporous film in the areas of adhesive contact has an L value of at least 70, most preferably at least 80. The liquid additive is preferably a plasticizing oil such as mineral oil.
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Bond William J.
Davis Jenna L.
Griswold Gary L.
Kirn Walter N.
Minnesota Mining and Manufacturing Company
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