Claims
- 1. A polyorganosiloxane represented by the general formula (VII) ##STR31## wherein each of s, t and u is an integer of 1 to 2000, and R.sup.10 is a pentafluorophenyl group, 3-(heptafluoroisopropoxy)propyl group, 1,1,2,2-tetrafluoroethyl group or a substituent which is a straight-chain or branched fluoroalkyl group represented by the formula (IV)
- C.sub.b H.sub.c F.sub.2b-c+1 ( IV)
- wherein b is an integer of 3 to 18, and c is an integer of 0 to 2b, each of R.sup.18, R.sup.19, R.sup.20, R.sup.21, R.sup.22 and R.sup.23 is an alkyl group having 1 to 4 carbon atoms, phenyl group, vinyl group, allyl group or a substituent which is a straight-chain or branched alkenyl group having an unsaturated double bond at its terminal and represented by the formula (II)
- CH.sub.2 .dbd.CHC.sub.a H.sub.2a ( II)
- wherein a is an integer of 2 to 18, each of R.sup.24, R.sup.25 and R.sup.26 is an alkyl group having 1 to 4 carbon atoms, vinyl group, allyl group, m-ethenylphenyl group, o-ethenylphenyl gruop, p-ethenylphenyl group, m-ethenylphenylmethyl group, o-ethenylphenylmethyl group, p-ethenylphenylmethyl group, .beta.-(m-ethenylphenyl)ethyl group, .beta.-(o-ethenylphenyl)ethyl group, .beta.-(p-ethenylphenyl)ethyl group, a substituent having the formula (VIII) ##STR32## wherein X' is a hydrogen atom or a methyl group, or a substituent represented by the above-mentioned formula (II) but at least one of R.sup.18 to R.sup.26 is an unsaturated doubled bond-containing substituent of the above-mentioned groups.
- 2. A polyorganosiloxane according to claim 1 wherein the substituent represented by R.sup.10 in the general formula (VII) is a 3,3,3-trifluoropropyl group, tridecafluoro-1,1,2,2-tetrahydrooctyl group, 3-(heptafluoroisopropoxy)propyl group, 1,1,2,2-tetrafluoroethyl group or heptadecafluoro-1,1,2,2-tetrahydrodecyl group.
- 3. A polyorganosiloxane according to claim 1 wherein the substituent represented by each of R.sup.24, R.sup.25 and R.sup.26 in the general formula (VII) has the formula (VIII) ##STR33## wherein X.sup.1 is a hydrogen atom or methyl group.
Priority Claims (1)
Number |
Date |
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Kind |
63-160660 |
Jun 1988 |
JPX |
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Parent Case Info
This application is a continuation of application Ser. No. 07/374,304, filed June 30, 1989 and now abandoned.
US Referenced Citations (6)
Foreign Referenced Citations (1)
Number |
Date |
Country |
59-78236 |
May 1984 |
JPX |
Non-Patent Literature Citations (2)
Entry |
Oshibe; Patent Abstracts of Japan, 13, No. 19 (C-579; 3467) 23 Mar. 1989. |
Okawa; Patent Abstracts of Japan, 13, No. 379 (C-628; 3727) 2 Aug. 1989. |
Continuations (1)
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Number |
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Parent |
374304 |
Jun 1989 |
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