Alkoxy-bis (trialkoxysiloxy)-silane surfactants

Details Alkoxy-bis (trialkoxysiloxy)-silane surfactants Alkoxy-bis (trialkoxysiloxy)-silane surfactants

1978-06-29

1979-07-10

Shaver, Paul F.

Chemistry of carbon compounds

Miscellaneous organic carbon compounds

C-metal

C07F 718

Patent

active

041607767

ABSTRACT:
Novel surface active agents are disclosed having the formula: ##STR1## wherein R is hydrogen, an alkyl, alkenyl, aryl or aralkyl group; each R' is independently selected from the same group as R with the proviso that at least a majority of R' radicals attached to each Si atom are sterically hindered alkyl groups having at least 3 carbon atoms; R" is alkyl or alkenyl of 1-20 carbons; R'" is hydrogen or methyl; and n is an integer of from about 5 to about 50.

REFERENCES:
patent: 2990377 (1961-06-01), May
patent: 3509192 (1970-04-01), Niederprum et al.
patent: 3803197 (1974-04-01), Anderson et al.
patent: 3960913 (1976-06-01), Knollmueller
patent: 3965135 (1976-06-01), Knollmueller
patent: 3965136 (1976-06-01), Knollmueller
patent: 3994948 (1976-11-01), Jayne et al.
patent: 4051053 (1977-09-01), Elliot et al.
patent: 4058546 (1977-11-01), Knollmueller
patent: 4077993 (1978-03-01), Knollmueller
Prior art cited in Paper #2.

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