Cationic fluorescent whitening agents

Details Cationic fluorescent whitening agents Cationic fluorescent whitening agents

1979-05-17

1981-04-21

Demers, Arthur P.

Harness for working animal

260326C, 260924, 544110, 544371, 544372, 544383, 546200, 546211, 548379, 542464, 25230121, 25230122, 25230125, 25230126, 25230127, C07D20712, C07D23106, C07D40102

Patent

active

042634318

ABSTRACT:
The invention relates to cationic fluorescent whitening agents of the formula ##STR1## wherein A is the radical of a fluorescent whitening agent, Q is the direct bond or a bridge member, R.sub.1 to R.sub.5 are specific substituents and n is 1 or 2. A process for the manufacture of these compounds and a method of whitening organic material which comprises their use are also disclosed.

REFERENCES:
patent: 2824113 (1958-02-01), Zech
patent: 3507937 (1970-04-01), Zimmerer
patent: 3574195 (1971-04-01), Hajer
patent: 3630895 (1971-12-01), Krause
patent: 3690947 (1972-09-01), Rosch
patent: 3714256 (1973-01-01), Samour et al.
patent: 3849406 (1974-11-01), Aebil et al.
patent: 3984399 (1976-10-01), Weber et al.
patent: 4045169 (1977-08-01), Mengler
patent: 4085101 (1978-04-01), Mercer et al.
patent: 4147743 (1979-04-01), Bathelt

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