Binder mixtures crosslinkable by radiation

Coating processes – Pretreatment – per se – or post-treatment – per se

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427541, 427352, 525524, 525526, 525527, 525488, 522 97, 522108, B05D 310, C08G 836, C08G 5917, C08L 6110

Patent

active

051027020

ABSTRACT:
Binder mixtures crosslinkable by radiation comprising as component A a product obtained by reaction of an epoxy compound with more than one epoxide group per molecule with at least one carboxylic acid in a molar ratio of epoxide groups to carboxyl groups of 1:0.5-0.9 and subsequent reaction of the reaction product with at least one unsaturated isocyanatocarbamate esters and as component B a product obtained by reaction of an epoxy compound with more than one epoxide group per molecule with at least one olefinic unsaturated carboxylic acid in a molar ratio of epoxide groups to carboxyl groups of 1:>>1 and subsequent reaction of the reaction product with at least one polybasic carboxylic acid or anhydride(s) thereof, components A and B being present in a weight ratio of 3:1 to 1:3 useful for the product of superior photo-resists and protective lacquers.

REFERENCES:
patent: 4701478 (1987-10-01), Jellinek et al.
patent: 4735891 (1988-04-01), Budde et al.

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