C - Chemistry – Metallurgy – 09 – J
Patent
C - Chemistry, Metallurgy
09
J
154/137, 117/25,
C09J 7/04 (2006.01) B32B 27/12 (2006.01) B32B 27/32 (2006.01) C09J 7/02 (2006.01)
Patent
CA 2019985
P.F. 1071 PATENT ABSTRACT Novel methods for preparing masking tapes by coating a thin layer of a polyolefinic material onto a lightweight nonwoven cloth and then applying a layer of adhesive, preferably a hot melt adhesive onto the opposed surface of the nonwoven cloth; and novel masking tapes prepared thereby. In the preferred embodiments, the polyolefinic layer consists essentially of a thin stratum of a high density polyethylene and a thin layer of low density polyethylene.
Kendall Company (the)
Smart & Biggar
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