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WATER-BORNE BINDERS FOR PRIMER-SURFACER COATING COMPOSITIONS
WATER-BORNE BINDERS FOR PRIMER-SURFACER COATING COMPOSITIONS
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机译:底漆涂料组合物的水性粘合剂
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摘要
The invention relates to water-borne coating binders ABC comprising a mixture of a curing agent C and a reaction product AB made by at least partial esterification of a hydroxyl group-containing polyester A and an acid groups-containing polyurethane B, characterised in that each of A and B comprise not more than 20 % of the amount of substance of their educts Al, A2, Bl, and B2, of molecules comprising aromatic structures, to a method of their preparation, and a method of use thereof to formulate primer-surfacer coating compositions.
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