Process for the mass coloration of polyesters

Details Process for the mass coloration of polyesters Process for the mass coloration of polyesters

1977-12-16

1980-05-13

Person, Sandra M.

Chemistry of carbon compounds

Miscellaneous organic carbon compounds

2602071, C08K 523

Patent

active

042028140

ABSTRACT:
A process for the mass coloration of polyesters which comprises the use of a dye of the formula ##STR1## wherein B represents alkylene of 2 to 4 carbon atoms,

REFERENCES:
patent: 2571319 (1951-10-01), Waters et al.
patent: 3712882 (1973-01-01), Blackwell et al.
patent: 3821194 (1974-06-01), Peter et al.
patent: 3987027 (1976-10-01), Brouard et al.
patent: 4041025 (1977-08-01), Maier et al.

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