Organosiloxanes with SiC-bonded groups and a process for prepari

Details Organosiloxanes with SiC-bonded groups and a process for prepari Organosiloxanes with SiC-bonded groups and a process for prepari

1979-08-20

1982-03-30

Kendell, Lorraine T.

Stock material or miscellaneous articles

Coated or structually defined flake, particle, cell, strand,...

Rod, strand, filament or fiber

428288, 428290, 428392, 428393, 428394, 428395, D02G 300

Patent

active

043224733

ABSTRACT:
This invention relates to organosiloxanes which have SiC-bonded ester groups and contain at least one unit of the general formula: ##EQU1## in which R represents the same or different monovalent hydrocarbon radicals having from 1 to 12 carbon atoms, which are free of aliphatic unsaturation and which may contain one ether oxygen atom; R' represents hydrogen or a methyl group (CH.sub.3) and a is 0, 1 or 2. These organosiloxanes can be prepared by hydrolyzing or co-hydrolyzing silanes of the general formula:

REFERENCES:
patent: 2723987 (1955-11-01), Speier
patent: 4169905 (1979-10-01), Delaval et al.

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