Organic compounds -- part of the class 532-570 series – Organic compounds – Silicon containing
Patent
1994-09-08
1995-05-16
Shaver, Paul F.
Organic compounds -- part of the class 532-570 series
Organic compounds
Silicon containing
C07F 708
Patent
active
054162300
ABSTRACT:
The present invention relates to novel 2-(aryl)hydrogenpolysiloxane type silicone fluids as represented by the formula I and their preparation methods by hydrolyzing mixtures of 2-(aryl)hydrogendichlorosilane and diorganodichlorosilane as represented by the formula II and formula III respectively. ##STR1## wherein X.sup.1 and X.sup.2 represent independent hydrogen or alkyl (C.sub.1 -C.sub.3), phenyl, phenoxy, fluoro, chloro, bromo, mercapto, mercaptomethyl group; R.sup.1 and R.sup.2 represent independently methyl or phenyl group; M represents H or SiMe.sub.3 group wherein Me represents methyl and when M is hydrogen, the silanol groups at the both ends of the molecule easily undergo dehydration so that they can cyclize to form the cyclic silicone fluids. The mixing ratio (x/y) of the compounds as represented in formula II and formula III respectively can be 1:0.01-1:100.
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Jung Il N.
Lee Bong W.
Yoo Bok R.
Korea Institute of Science and Technology
Shaver Paul F.
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