Alkylpolysiloxane cpds - useful for lubricating and easing separation of spandex fibres

摘要

The alkylpolysiloxanes used have viscosity is not >2000 cP at 20 degrees C and pref. each, or at least every 50th, Si atom in the molecule of the alkylpolysiloxane carrries one of the groups: and in which the Si atom is bound to the O or S atom.