Polycarboxylic acid mixture

Details Polycarboxylic acid mixture Polycarboxylic acid mixture

2007-08-28

2007-08-28

Gulakowski, Randy (Department: 1712)

Synthetic resins or natural rubbers -- part of the class 520 ser

Synthetic resins

Mixing of two or more solid polymers; mixing of solid...

C204S157870

Reexamination Certificate

active

10497966

ABSTRACT:
A polycarboxylic acid mixture comprising 80% by weight or more of 1,3,6-hexanetricarboxylic acid, wherein the polycarboxylic acid mixture has a psychometric lightness L-value of 98 or more, a psychometric chroma a-value of from −2.0 to 2.0 and a psychometric chroma b-value of from −2.0 to 3.0, and has a nitrogen content of 5,000 ppm by weight or less.

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Yasuhisa Asano et al, Fungal Degradation of Triacrylonitrile, Agric Biol Chem, 1981, 45 (1), 57-62.
Baizer et al, J. Org. Chem, 30, 1965, 1351-1356.
Asano et al, Agric. Biol. Chem, 45 (1), 57-62, 1981.
English translation of DE 19637428.
Asano Y. et al., Agric.Biol.Chem., 1981, vol. 45, No. 1, pp. 57 to 62.

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