Mixture of 3,1-benzoxazines and fluoranes

Compositions: coating or plastic – Coating or plastic compositions – Metal-depositing composition or substrate-sensitizing...

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503218, 503221, C09D 1100

Patent

active

050929259

ABSTRACT:
The invention relates to mixtures of a) at least one 3,1-benzoxazine of the formula ##STR1## and b) at least one fluorane of the formula ##STR2## wherein the radicals of the abovementioned formulae have the meaning given in the description, and their use as color-forming agents for pressure- and heat-sensitive recording materials and to such recording materials.

REFERENCES:
patent: 4275905 (1981-06-01), Miller
patent: 4299411 (1981-11-01), Brockett
patent: 4831141 (1989-05-01), Berneth et al.

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