Anhydrous preparation for finishing sewing yarn and thread: cont

Details Anhydrous preparation for finishing sewing yarn and thread: cont Anhydrous preparation for finishing sewing yarn and thread: cont

1989-04-18

1991-02-05

Clingman, A. Lionel

Compositions

Textile processing aid compositions, or processes of preparing

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

8133, 106271, 252 86, D06M 1320, D06M 1564, C10M10750, C10M12940

Patent

active

049902679

ABSTRACT:
An anhydrous preparation for finishing sewing yarn and sewing thread is disclosed. The preparation essentially consists of 65 to 99% by weight of a dimethylpolysiloxane with a viscosity of 50 to 10,000 mm.sup.2 /S.sup.-1 at 25.degree. C. and a hydroxyl content of 0.3 to 1.5% by weight and 1 to 30% by weight of a fatty acid or a fatty amine with, on the average, 8 to 18 carbon atoms and, optionally, 0 to 5% by weight of conventional additives.
The preparation are easy to prepare and have an unlimited shelf life and a constant viscosity even over a prolonged period of storage. The preparation confer low thread tension, decreased yarn breakage and improved stick-slip properties on the sewing yarn and thread.

REFERENCES:
patent: 4246423 (1981-01-01), Martin
patent: 4423092 (1983-12-01), Huhn et al.
patent: 4434008 (1984-02-01), Dumm et al.
patent: 4496631 (1985-01-01), Adachi et al.

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