Synthetic resins or natural rubbers -- part of the class 520 ser – Synthetic resins – From carboxylic acid or derivative thereof
Patent
1991-05-06
1992-02-04
Welsh, Maurice J.
Synthetic resins or natural rubbers -- part of the class 520 ser
Synthetic resins
From carboxylic acid or derivative thereof
528272, 528289, 528290, 528291, 528292, 528294, 528295, 528298, 528299, 528300, 528302, 528303, 528307, 5283086, 528367, 528370, 528373, 528422, 528425, C08G 6320
Patent
active
050861611
ABSTRACT:
A composition useful for incorporation into polymer compositions employed for food packaging or the like comprising a bis- or tris-methine compound having the structural formula ##STR1## wherein A is selected from the radicals ##STR2## wherein R' and R" are each selected from chlorine, bromine, fluorine, alkyl, alkoxy, aryl, aryloxy and arylthio;
REFERENCES:
patent: 3634320 (1972-01-01), Metaner et al.
patent: 4338247 (1982-07-01), Zannucci et al.
Plastics Additives Handbook, edited by R. Gachter and H. Muller, pp. 128-134 (Hanser Publishers, 1985).
Hilbert Samuel D.
Pruett Wayne P.
Weaver Max A.
Acquah S. A.
Eastman Kodak Company
Graves, Jr. Bernard J.
Heath, Jr. William P.
Welsh Maurice J.
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