Patent · US Expired

Polyester resin impregnating and coating solutions and their use

US6200645A · kind A · utility

1Cited by

1References

14Claims

0Family size

Assignee

Schnectady International Inc. · US

Inventors

Rainer Blum · Ludwigshafen, DE
Klaus-Wilhelm Lienert · Hamburg, DE
Manfred Eichhorst · Oststeinbek, DE

Key dates

Filing date	Oct 27, 1999
Grant date	Mar 13, 2001
Priority date	—
Expiry date	Oct 27, 2019

Classification

Technology area (CPC C)Chemistry; Metallurgy
CPC primaryC09D167/06
WIPO fieldMacromolecular chemistry, polymers
WIPO sectorChemistry

Abstract

The polyester resin impregnating and coating solution comprises polyesters having structures of the formula (I) ##STR1## where n is from 0 to 10 and where the solution is essentially free from monomers containing acrylic, vinylic or allylic unsaturation and where the solvent employed preferably comprises aliphatic saturated C.sub.2-6 alcohols, C.sub.3-6 ketones or C.sub.3-6 carboxylic esters or mixtures thereof, the proportion of the solvent being from 5 to 60% by weight of the overall polyester resin impregnating and coating solution.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.