Aqueous polyester coating compositions

Details Aqueous polyester coating compositions Aqueous polyester coating compositions

2006-04-04

2006-04-04

Thexton, Matthew A. (Department: 1714)

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...

C524S501000

Reexamination Certificate

active

07022759

ABSTRACT:
An aqueous coating composition comprising a crosslinkable water-dispersible polyester oligomer wherein said composition when drying to form a coating has the following properties: an open time of at least 20 minutes, a wet edge time of at least 10 minutes, a thumb hard time of ≦48 hours and a tack-free time ≦20 hours and an equilibrium viscosity of ≦5000 Pa.s at any solids content when drying in the range of from 20 to 55 wt % using a shear rate in the range of from 9±0.5 to 90±5 s−1and at 23±2° C.

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patent: WO 98/08894 (1998-03-01), None
patent: WO 00/056826 (2000-09-01), None

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