Stock material or miscellaneous articles – Structurally defined web or sheet – Discontinuous or differential coating – impregnation or bond
Patent
1997-08-13
1999-11-23
Yamnitzky, Marie
Stock material or miscellaneous articles
Structurally defined web or sheet
Discontinuous or differential coating, impregnation or bond
428202, 428352, 428354, 428355R, 428355EN, 428355N, 428 418, 451 29, B32B 324, B32B 2700
Patent
active
059896892
ABSTRACT:
A sandblast mask laminate useful in sandblasting operations is disclosed. The laminate comprises a photoresist mask layer, a pressure sensitive adhesive composition comprising a non-elastomeric resin and a tackifier in combination to produce a composition having a T.sub.g of less than about -40.degree. C., a carrier film layer and a release liner.
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The Chromaline Corporation
Yamnitzky Marie
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