Transfer coating of abrasion-resistant layers
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United States of America Patent
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May 28, 1985
Issued Date -
N/A
app pub date -
Sep 2, 1983
filing date -
Nov 16, 1982
priority date (Note) -
Expired
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Abstract
Highly abrasion-resistant transfer coatings are provided on a wide variety of substrates, thermoplastic or thermosetting, by transfer coating from a mold surface or a flexible web, such as by use of a heat transfer tape, an ultra-thin coating consisting essentially of a non-resinous binder material such as microcrystalline cellulose together with mineral abrasive particles, preferably alumina or a mixture of silica and alumina which have been heated together at a temperature of at least 140.degree. F., the ultra-thin coating also preferably containing a silane and a small quantity of a sticking agent such as a thermoplastic or thermosetting resin.
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