Water-reducible coating

Details Water-reducible coating Water-reducible coating

1997-06-03

1998-11-03

Michl, Paul R.

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...

524590, C08K 5101

Patent

active

058309381

ABSTRACT:
The invention provides a two-part polyurethane coating suitable, for example, for coating a golf ball. The first part comprises a A) water-reducible polyol and the second part comprises B) a water dispersible, aliphatic polyisocyanate. The NCO/OH ratio of B):A) is between about 1.5:1 to about 2.5:1. The two-part composition also includes C) an organic solvent component at between about 5 and about 50 parts per hundred by weight based on total weight of A) plus B). At least about 50 wt %, up to 100% of the solvent C) comprises ethyl 3-ethoxy propionate.

REFERENCES:
patent: 5202377 (1993-04-01), Thorne
patent: 5369208 (1994-11-01), Stuber
patent: 5391614 (1995-02-01), Chandalia
patent: 5461109 (1995-10-01), Blair et al.
patent: 5496642 (1996-03-01), Martinez
patent: 5506328 (1996-04-01), Chandalia

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