Stock material or miscellaneous articles – Layer or component removable to expose adhesive – Halogen containing compound
Patent
1988-11-07
1989-05-30
Van Balen, William J.
Stock material or miscellaneous articles
Layer or component removable to expose adhesive
Halogen containing compound
428 43, 428159, 428167, 428172, 428178, 428198, 4283144, 4283173, 4283177, 4283188, 428352, B32B 326, B32B 330, B32B 712
Patent
active
048350265
ABSTRACT:
A masking member for use in a spray coating process comprising a molded foamed polystyrene panel having a thickness A, said polystyrene panel having a closed cell structure, a density in the range 12.5-50 g/l, a layer of emulsion-type adhesive formed on one side of said panel, a release sheet covering said adhesive layer, said panel being provided with grooves formed on one or both sides of said panel, when said grooves are formed on both sides of said panel the grooves are directly opposite each other, said grooves having a depth such that the thickness of the polystyrene panel beneath or between said opposed grooves is in the range about 0.30-0.85 A, is presented. When said masking member is used, said release sheet is removed from said adhesive layer and said masking member is snapped along said grooves by hand to a piece having a size corresponding with a part of an article which is necessary to be protected from a surface treatment. Said piece is attached to said part to protect it from said surface treatment by said adhesive layer thereof.
REFERENCES:
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patent: 3595729 (1971-07-01), Cook
patent: 3619344 (1971-11-01), Wolinski et al.
patent: 4061825 (1977-12-01), Counsell et al.
patent: 4226915 (1980-10-01), Ijima et al.
patent: 4393080 (1983-07-01), Pawelchak et al.
Horiki Seinosuke
Iwata Hisami
Makino Reiji
Nagoya Oilchemical Co., Ltd.
Toyota Jidosha Kabushikikaisha
Van Balen William J.
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