Acid stable heteropolysaccharide s-421

Compositions – Leather or fur treating

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166307, 2523153, 435104, 435822, 536114, E21B 4327, C12P 1906

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active

046891609

ABSTRACT:
Heteropolysaccharide S-421, prepared by fermentation of an unidentified Agrobacterium species ATCC 53378, has valuable properties as an acid stable heteropolysaccharide and is especially valuable for use in acidizing fluids.

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Carbohydrate Research, 61 (1978) 89-96 Makoto Hisamatsu, et al. Acidic Polysaccharides Containing Succinic Acid in Various Strains of Agrobacterium.
Derwent Abstract 74882j.
Carbohydrate research, 26 (1973) 409-419, Methylation Analysis of Acidic Exopolysaccharides of Rhizobium and Agrobacterium.
Carbohydrate Research, 77 (1979) 285-288, Comparative Studies of Polysaccharides Eleborated by Rhizobium, Alcaligenes and Agrobacterium.
Biochimica et Biophysica Acta, 585 (1979) 611-619, Preliminary Studies on the Composition and Rheological Properties of the Extracellular Polysaccharide Synthesized by Pseudomonas PB1 (NCIB 11264).

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