Organic white pigment

Details Organic white pigment Organic white pigment

1995-05-17

1996-05-07

Bell, Mark L.

Compositions: coating or plastic

Materials or ingredients

Pigment, filler, or aggregate compositions, e.g., stone,...

106493, 544198, C07D40312

Patent

active

055142133

ABSTRACT:
A novel organic white pigment which can be applied to an organic white pigment composition useful as a paper coating agent or an aqueous or oily ink or paint is provided. This organic white pigment consists of an alkylenebismelamine derivative, represented by the following general formula (I), ##STR1## wherein R is a hydrogen atom or a lower alkyl group containing 1 to 4 carbon atoms or alicyclic group, R.sub.1, R.sub.2, R.sub.3 and R.sub.4 are respectively same or different hydrogen atoms or lower alkyl groups containing 1 to 4 carbon atoms, R.sub.1 and R.sub.2, or R.sub.3 and R.sub.4 may respectively form heterocyclic groups with nitrogen atoms and X is a lower alkylene group containing 2 to 3 carbon atoms.

REFERENCES:
patent: 2544071 (1951-03-01), Dudley
patent: 3309345 (1967-03-01), Lutwack
patent: 3734909 (1973-05-01), Varsanylk et al.
patent: 3928344 (1975-12-01), Westlinning et al.
patent: 4400505 (1983-08-01), Loffelman et al.
patent: 4492643 (1985-01-01), Werle et al.
Petrov et al., Chemical Abstracts, vol. 81, entry 6359k (1974) (no month available).

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