Mixture of substances suitable for use as a powder varnish or bi

Details Mixture of substances suitable for use as a powder varnish or bi Mixture of substances suitable for use as a powder varnish or bi

1984-06-19

1985-02-19

Welsh, Maurice J.

Synthetic resins or natural rubbers -- part of the class 520 ser

Synthetic resins

From reactant having at least one -n=c=x group as well as...

C08G 1880

Patent

active

045006970

ABSTRACT:
A mixture of substances suitable as a powder varnish or a binder for powder varnishes containing an isocyanate component with partially or totally blocked isocyanate groups, and a polyhydroxyl component, wherein mixed trimers or mixtures of individual trimers are used as the isocyanate component from a mixture of 2-methyl-1,5-diisocyanato-pentane (MPDI) and 2-ethyl-1,4-diisocyanatobutane (EBDI) in the amounts of 88 to 99% by weight of (MPDI) and about 12 to 1% by weight of (EBDI), in combination with 3-isocyanato-3,5,5-trimethylcyclohexylioscyanate (IPDI) or mixed urethane adducts obtained from the reaction of the (MPDI/EBDI) mixture in combination with (IPDI) with diols, triols or a mixture thereof.

REFERENCES:
patent: 4354014 (1982-10-01), Wolf et al.
patent: 4383076 (1983-05-01), Wolf et al.

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