Fabric softening

Details Fabric softening Fabric softening

1994-02-14

1995-06-06

Liberman, Paul

Compositions

Textile processing aid compositions, or processes of preparing

For textile materials consisting wholly or in part of silk...

252 86, 252541, 252544, 252546, 252547, 554110, 564291, 564296, D06M 1346

Patent

active

054220211

ABSTRACT:
A method of preparing a fabric softening material which comprises a quaternary ammonium material and at least on C.sub.8-28 alkyl or alkenyl group connected to the molecule via an ester linkage, said method comprising the step of reacting a base material with an alkyl or alkenyl group containing material, such that at least one alkyl or alkenyl group is connected to the base material via an ester linkage, wherein the reaction between the base material and the alkyl or alkenyl group containing material is carried out in the presence of an excess of alkyl or alkenyl groups, said excess being effective to lower the pour point of the softener material.

REFERENCES:
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patent: 4429859 (1984-02-01), Steiner et al.
patent: 4767547 (1988-08-01), Straathof et al.
patent: 4830771 (1989-05-01), Ruback et al.
patent: 4963274 (1990-10-01), Ruback et al.
patent: 4965100 (1990-10-01), Leigh et al.
patent: 5288417 (1994-02-01), Bauer et al.

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