Preparation process of acrylamide crystals

Details Preparation process of acrylamide crystals Preparation process of acrylamide crystals

1986-04-11

1987-06-02

Shaver, Paul F.

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

Organic compounds

Amino nitrogen containing

C07C103133

Patent

active

046705902

ABSTRACT:
Acrylamide crystals are prepared from an aqueous solution of acrylamide by causing the aqueous solution and a coolant to flow inside each electrolytically-polished cooling tube of a double-walled or shell-and-tube heat exchanger and outside the cooling tube, respectively, instead of relying upon vacuum crystallization.

REFERENCES:
patent: 2771490 (1956-11-01), Stoddard et al.
patent: 3008990 (1961-11-01), Weiss
patent: 3549706 (1970-12-01), Takaki et al.
patent: 3666809 (1972-05-01), Okuno et al.
patent: 3902855 (1975-09-01), Lynell
patent: 4010142 (1977-03-01), Hurlock et al.
Kagaku Kogaku Binran, (Handbook of Chemical Engineering) (1968), p. 437.
Shimpan Hyomen Shori Handbook (Surface Treatment Handbook New Edition) (1969), pp. 110 to 115 and 384 to 389.

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