Process and apparatus for preparing a homogeneous solution of xa

Details Process and apparatus for preparing a homogeneous solution of xa Process and apparatus for preparing a homogeneous solution of xa

Filed on

1979-05-11

Date issued

1981-04-07

Examiner

Garris, Bradley

Patent Class

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

SubClass

Organic compounds

SubSubClass

Carbohydrates or derivatives

Other Related Categories

366 91, 366348, 422134, 422135, 422225, 422270, B01F 310, B01F 716, C08B 902, C08B 904

Type

Patent

Status

active

Patent number

042607396

Description

ABSTRACT:
Process and apparatus for treating xanthated alkali cellulose solution so as to form a homogeneous solution by continuously passing a xanthated alkali cellulose solution through a series of attrition and mixing stages and partially diluting the solution in each stage.

REFERENCES:
patent: 2338196 (1944-01-01), Nash
patent: 2560391 (1951-07-01), Kleinert
patent: 2630302 (1953-03-01), Jones
patent: 2985647 (1961-05-01), Von Kohorn
patent: 3245762 (1966-04-01), Ullrich et al.
patent: 3385845 (1968-05-01), Treiber
patent: 3409408 (1968-11-01), Ballestra
patent: 3756996 (1973-09-01), Pugh et al.
patent: 3836336 (1974-09-01), Yasui et al.
patent: 3917507 (1975-11-01), Skidmore
patent: 3950138 (1976-04-01), Wolf et al.

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