Synthetic resins or natural rubbers -- part of the class 520 ser – Synthetic resins – At least one aryl ring which is part of a fused or bridged...
Patent
1988-01-22
1989-06-27
Welsh, Maurice J.
Synthetic resins or natural rubbers -- part of the class 520 ser
Synthetic resins
At least one aryl ring which is part of a fused or bridged...
524783, 525453, 525454, 525460, 528 73, 528 76, 528 77, C08L 7504
Patent
active
048431192
ABSTRACT:
Adhesive product for the bonding of steel, particularly in the automotive sheetwork processes proper to be used on ordinary non-degreased or oiled steel as well as on precoated steels of the electroplated or electrotinned type, even after being regreased, the said adhesive product being polyurethane-based and implementing polyol systems, comprising either one poylol or binary or ternary polyol mixtures or mixtures of more than three polyols modified by reaction with an epoxy resin.
REFERENCES:
patent: 3510439 (1970-05-01), Kaltenbach et al.
Louis-Gavet Paul
Maillard Pierre
Schapira Joseph
Compagnie Francaise de Produits Industriels
Welsh Maurice J.
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