Claims
- 1. A compound containing an average of more than one aromatic cyanate group and at least one organosiloxane moiety per molecule represented by the following general formulas I, II, III, or IV ##STR10## wherein each R' is independently a hydrocarbyl group having from 1 to about 20 carbon atoms; each Y is a hydrocarbyl group having from 2 to about 20 carbon atoms or an entity represented by the following formulas V, VI, VII, VIII, IX, X, or XI with the proviso that at least an average of more than one Y is other than a hydrocarbyl group: ##STR11## wherein each A is independently a divalent hydrocarbyl group having from 1 to about 20 carbon atoms, --O--, --S--, --S--S--, --SO--, --SO.sub.2 --, or --CO--; each A' is independently a divalent hydrocarbyl group having from 1 to about 20 carbon atoms; each Q is independently hydrogen or an alkyl group having from 1 to 10 carbon atoms; each Q' is independently a tetravalent hydrocarbyl group having from 1 to about 20 carbon atoms; each R is independently hydrogen or an alkyl group having from 1 to about 3 carbon atoms; each X is independently hydrogen, a hydrocarbyl or hydrocarbyloxy group having from 1 to about 12 carbon atoms, a halogen atom, or a hydroxyl group; each X' is independently hydrogen or an unsaturated aliphatic or unsaturated cycloaliphatic group or such unsaturated aliphatic or unsaturated cycloaliphatic group having an oxygen atom between such group and the aromatic ring; each X" is independently a divalent aliphatic or a divalent cycloaliphatic group; each m independently has an average value from about 0.01 to about 8; each m' independently has an average value from about zero to about 8; each n independently has a value of zero or 1; each n' independently has an average value from about 0.001 to about 20; each n independently has a value from 1 to about 3; each p independently has a value from zero to about 10; each p' independently has an average value from zero to about 8; and each s, t and u independently has a value from 1 to about 3 with the proviso that the sum of s, t and u satisfies the valency of the ring; each x independently has a value from zero to about 500; each x' independently has a value from 2 to about 500; each x" independently has a value from 2 to about 10; and the sum of x and x' is from about 2 to about 1000.
- 2. A compound of claim 1 wherein each R' is independently a hydrocarbyl group having from 1 to about 15 carbon atoms; each A is independently a divalent hydrocarbyl group having from 1 to about 15 carbon atoms, --O--, --S--, --S--S--, --SO--, --SO.sub.2 --, or --CO--; each A' is independently a divalent hydrocarbyl group having from 1 to about 10, carbon atoms; each Q is independently an alkyl group having from 1 to about 6 carbon atoms; each Q' is independently a tetravalent hydrocarbyl group having from 1 to about 10 carbon atoms; each R is hydrogen; each X and X' is independently hydrogen, a hydrocarbyl or hydrocarbyloxy group having from 1 to about 6 carbon atoms, bromine or a hydroxyl group; each X" is independently hydrogen, --CH.sub.2 --CH.sub.2 --CH.sub.2 --, --CH.sub.2 --CH.sub.2 --, --O--CH.sub.2 --CH.sub.2 --CH.sub.2 --, ##STR12## ; each m independently has an average value from about 1 to about 6; each m' independently has an average value from about about 1 to about 6; each n has a value of 1; each n' independently has an average value from about 0.01 to about 12; each n.sup.1 independently has a value from 1 to about 3; each p independently has a value from about 1 to about 5; each p' independently has an average value from about 1 to about 6; each t independently has a value of 1; each x independently has a value from zero to about 250; each x' independently has a value from 2 to about 250; x" has a value from about 3 to about 8; and the sum of x and x' is from about 2 to about 500.
- 3. A compound of claim 2 wherein each R' is independently a hydrocarbyl group having from 1 to about 10, carbon atoms; each A is independently a divalent hydrocarbyl group having from 1 to about 10 carbon atoms, --O--, --S--, --S--S--, --SO--, --SO.sub.2 --, or --CO--; each A' is independently a divalent hydrocarbyl group having from 1 to about 2 carbon atoms; each Q' is independently a tetravalent hydrocarbyl group having from 1 to about 4 carbon atoms; each X is independently hydrogen, a hydrocarbyl or hydrocarbyloxy group having from 1 to about 4 carbon atoms, bromine or a hydroxyl group; each m independently has an average value from 2 to about 4; each m' independently has an average value from about about 2 to about 4; each n' independently has an average value from about 0.03 to about 5; each n independently has a value of 1; each p independently has a value from about 1 to about 3; each p' independently has an average value from about 2 to about 4; each x independently has a value from zero to about 125; each x' independently has a value from 2 to about 125; x" has a value from about 4 to about 6; and the sum of x and x' is from about 2 to about 250.
- 4. A compound of claim 1 selected from the group consisting of
- (a) a compound represented by Formula I wherein each R' is a methyl group and x has a value of zero, Y' is represented by formula VI wherein each X is hydrogen or methoxy group, X" is --CH.sub.2 --CH.sub.2 --CH.sub.2 --, and each s and t has a value of 1;
- (b) a compound represented by Formula I wherein each R' is a methyl group and x has a value of zero, Y is represented by formula V wherein each X group is hydrogen or methoxy group, X" is the group ##STR13## s has a value of 1; and t has a value of 2; and (c) a compound represented by Formula II wherein, each R' is a methyl group, the sum of the average values of x and x' is from about 5 to about 40 with from about 15% to about 50% of the sum being contributed by x and from about 85% to about 50% of the sum being contributed by x' and each Y is a hydrocarbyl group having from about 4 to about 10 carbon atoms or the group represented by formula V, wherein each X and X' is hydrogen or methoxy group, X" is --CH.sub.2 --CH.sub.2 --CH.sub.2 --, s and t each has a value of 1; and the compound contains an average of from about 2 to about 30 cyanate ester groups per molecule.
CROSS-REFERENCE TO RELATED APPLICATION
This application is a division of application Ser. No. 08/093,497 filed Jul. 16, 1993 pending which is a division of application Ser. No. 07/837,464 filed Feb. 14, 1992 U.S. Pat. No. 5,260,398 which is a continuation-in-part of application Ser. No. 07/505,310 filed Apr. 5, 1990 now abandoned which are incorporated herein in their entirety.
US Referenced Citations (17)
Foreign Referenced Citations (2)
Number |
Date |
Country |
0258695 |
Mar 1988 |
EPX |
0269412 |
Jun 1988 |
EPX |
Non-Patent Literature Citations (1)
Entry |
"Novel Synthetic Methods for Condensation Polymers Using Silylated Nucleophilic Monomers" by Yoshio Imai and Yoshiyuki Oishi, Prog. Polym. Sci., vol. 14, 173-193, 1989, Pergamon Press. |
Divisions (2)
|
Number |
Date |
Country |
Parent |
93497 |
Jul 1993 |
|
Parent |
837464 |
Feb 1992 |
|
Continuation in Parts (1)
|
Number |
Date |
Country |
Parent |
505310 |
Apr 1990 |
|