Title: Alkoxysilane double cluster compounds with silicone bridges and their preparation and use

Abstract: Novel alkoxysilane cluster compounds are described having the formula: ##STR1## wherein n is an integer from 0 to 300; R is hydrogen, alkyl, alkenyl, aryl, aralkyl or --OSi(OR').sub.3 ; each R' is independently selected from alkyl, alkenyl, aryl or aralkyl with the proviso that at least a majority of R' radicals are sterically hindered alkyl groups having at least 3 carbon atoms; and R" and R'" are independently selected from hydrogen, alkyl, alkenyl, aryl, aralkyl, hydroalkyl, and halo or cyano substituted alkyl, alkenyl, aryl, aralkyl, and hydroalkyl. The preparation and use of these alkoxysilane cluster compounds also are described.

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Inventors: Knollmueller, Karl O. (Hamden, CT, US)

Application Number: 791671
Filing Date: 1977-04-28
Publication_date: 1977-11-15
Assignee: Olin Corporation (New Haven, CT)
Primary Class(es): 556/451 252/67, 252/78.3, 556/415, 556/458
Other Classes:
US Patent Ref:

3308148	Mar, 1967	Hahn et al.	260/448.
3960913	Jun, 1976	Knollmueller	260/448.
3965135	Jun, 1976	Knollmueller	260/448.
3965136	Jun, 1976	Knollmueller	260/448.

Other Refs:
Primary Examiner: Shaver, Paul F.
Assistant Examiner:
Attorney: Feltovic; Robert J., O'Day; Thomas P., Iskander; F. A.