Organophilic clay

Details Organophilic clay Organophilic clay

1992-07-07

1994-12-27

Bell, Mark L.

Compositions: ceramic

Ceramic compositions

Clay containing

2523152, 10628711, 106DIG3, 106DIG4, C04B 3300

Patent

active

053766040

ABSTRACT:
There are disclosed an organophilic clay which comprises a hydroxypolyoxyethylenealkyl ammonium ion represented by the following formula: ##STR1## wherein R.sub.1, R.sub.2, R.sub.3 and R.sub.4 may be the same or different, and each represent a (CH.sub.2 CH.sub.2 O).sub.n H group (where n is 2 or more, preferably 2 to 20), a hydrogen atom or an alkyl group having 1 to 30 carbon atoms, provided that one to three of R.sub.1 to R.sub.4 is/are a (CH.sub.2 CH.sub.2 O).sub.n H group(s) and at least three of R.sub.1 to R.sub.4 are (CH.sub.2 CH.sub.2 O).sub.n H group(s) and alkyl group(s),
being introduced in interlayers of an expandable layer silicate, a method for preparing the same and a gellant for a high polar organic solvent.

REFERENCES:
patent: 4105578 (1978-08-01), Finlayson
patent: 4287086 (1981-09-01), Finlayson
patent: 4664820 (1987-05-01), Magauran et al.
patent: 4677158 (1987-06-01), Tso et al.
patent: 4724098 (1988-02-01), Kalz et al.
patent: 4742098 (1988-05-01), Finlayson et al.
patent: 5075033 (1991-12-01), Cody et al.
patent: 5130028 (1992-07-01), Cody et al.
patent: 5190693 (1993-03-01), Mattiou et al.

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