Porous spherical cellulose acetate particles

Details Porous spherical cellulose acetate particles Porous spherical cellulose acetate particles

1985-01-23

1987-05-05

Griffin, Ronald W.

Organic compounds -- part of the class 532-570 series

Organic compounds

Carbohydrates or derivatives

264 13, 264 14, 264140, 428402, 428403, B32B 514, B32B 516, B32B 900, C08B 306

Patent

active

046634479

ABSTRACT:
Cellulose acetate is formed into porous, spherical particles, having an acetylation degree of 49 to 60%, a particle diameter of 0.05 to 10 mm, a sphericity of 0.7 or larger, a pore volume of 0.4 cc/g or larger and a collapsing strength of 9 kg or higher.

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