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公开(公告)号:US4035195A
公开(公告)日:1977-07-12
申请号:US603828
申请日:1975-08-11
Applicant: Thomas J. Podlas
Inventor: Thomas J. Podlas
CPC classification number: C08B15/005 , C08L1/08
Abstract: Thickened aqueous solutions are prepared by crosslinking carboxymethyl hydroxyethyl cellulose solutions in brine via polyvalent metal ions. The CMHEC employed is characterized by specified carboxymethyl and hydroxyethyl substitution levels.
Abstract translation: 通过多价金属离子在卤水中交联羧甲基羟乙基纤维素溶液来制备增稠的水溶液。 所用CMHEC的特征在于指定的羧甲基和羟乙基取代水平。