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
1992-12-11
1994-10-18
Dean, Ralph H.
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...
525162, C08L 2902
Patent
active
053569873
ABSTRACT:
In an improved method of curing a topcoat coating composition, at least a portion of the curing catalyst for the topcoat is contained in the basecoat composition. After applying the topcoat, the curing catalyst in the basecoat migrates to the topcoat, where it contributes to the curing the topcoat. Improved intercoat adhesion is obtained. In addition, the disclosed method enables the use of one package silane coating systems.
REFERENCES:
patent: 4497150 (1985-02-01), Dowbenko et al.
patent: 4591533 (1986-05-01), Antonelli et al.
Dean Ralph H.
E. I. Du Pont de Nemours and Company
Konkol Chris P.
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