Bis-salicyloyl-dicarboxylic acid dihydrazides as stabilizers for

Details Bis-salicyloyl-dicarboxylic acid dihydrazides as stabilizers for Bis-salicyloyl-dicarboxylic acid dihydrazides as stabilizers for

1975-08-06

1977-03-15

Demers, Arthur P.

Chemistry of carbon compounds

Miscellaneous organic carbon compounds

260559H, 260471R, C07C10326

Patent

active

040123600

ABSTRACT:
New bis-salicyloyl-dicarboxylic acid dihydrazides are stabilizers for polyolefines. They are prepared by reacting a salicylic acid hydrazide with a dicarboxylic acid chloride or a dicarboxylic acid diester.

REFERENCES:
patent: 2765304 (1956-10-01), Siegrist et al.
patent: 3511834 (1970-05-01), Siegrist et al.
patent: 3549572 (1970-12-01), Minigawa
patent: 3600383 (1971-08-01), Atkinson et al.
patent: 3734885 (1973-05-01), Muller et al.
patent: 3806358 (1974-04-01), Glander et al.

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