A - Human Necessities – 44 – B
Patent
A - Human Necessities
44
B
24/45
A44B 19/00 (2006.01) A44B 18/00 (2006.01) A47C 31/02 (2006.01) B29C 33/16 (2006.01) B29C 44/12 (2006.01)
Patent
CA 1268926
40333 CAN 2A Abstract of The Disclosure An elongate fastener assembly comprising a flexible polymeric backing strip from which project a multiplicity of headed stems adapted to engage loops on materials pressed against the heads, and an open porous permanent attachment layer attached to the surface of the backing strip opposite the stems which has sufficient open area to receive foam to permanently attach the fastener assembly to a foamed article. The fastener assembly has a temporary attachment layer comprising granular ferromagnetic material in a polymeric binder sandwiched between the backing strip and the permanent attachment layer which is adapted to be attracted by magnets to temporarily hold the fastener assembly in position during a foaming process, and exhibits the same shrinkage as the backing strip when the fastener assembly is exposed to high temperatures during a foaming process.
484179
Black Philip D.
Rhoe Dale G.
Minnesota Mining And Manufacturing Company
Smart & Biggar
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