Claims Analysis
Total Claims: 9
Claim 1
Independent Claim
288 words
AN ORGANOPOLYSILOXANE COMPOSITION WHICH CONSISTS ESSENTIALLY OF A MIXTURE OF THE FOLLOWING INGREDIENTS, BY WEIGHT: I. 100 PARTS OF A A,W-DIHYDROXYDIORGANOPOLYXILOXANE POLYMER, OF VISCOSITY AT LEAST ABOUT 600 CPO AT 25*C, CONSISTING ESSENTIALLY OF DIORGANOSILOXY UNITS, THE ORGANIC RADICALS BONDED TO THE SILICON ATOMS BEING SELECTED FROM THALKYL RADICALS WITH ONE TO THREE CARBON ATOMS, HALOGENALKYL RADIALS WITH THREE OR FOUR CARBON ATOMS, THE VINYL RADICAL, ARYL OR HALOGENOARYL RADICALS WITH SIX TO EIGHT CARBON ATOMS OR CYCLOALKYL RADICALS WITH THREE OR FOUR CARBON ATOMS, WITH THE PROVISO THAT AT LEAST 50% OF THESE ORGANIC RADICALS RADICALS ARE METHYL RADICALS; II. 1 TO 15 PARTS OF AN ORGANOSILICON COMPOUND WHICH IS EITHER; A. A MONOMER OF THE FORMULA (A): RXSI(OCH2CH2)AOR'')4-X, IN WHICH R REPRESENTS A HYDROGEN RADICAL WITH ONE TO EIGHT CARBON ATOMS, R REPRESENTS AN ALKYL RADICAL WITH ONE TO FOUR CARBON ATOMS, AND X AND A INDEPENDENTLY REPRESENT ZERO OR 1, OR B. A POLYMER RESULTING FROM THE PARTIAL HYDROLYSIS OF AT LEAST ONE MONOMER OF FORMULA SI(OR'')4, IN WHICH R'' IS AS DEFINED ABOVE; III. 0.2 TO 6 PARTS OF AN ORGANIC DERIVATIVE OF TITANIUM, WHICH IS EITHER: A. A MONOMER OF THE FORMULA (B9: TI((OCH2CH2)BOR")4, IN WHICH R" REPRESENTS AN ALKYL RADICAL WITH ONE TO 10 CARBON ATOMS AND B REPRESENTS ZERO, ONE OR 2; SUCH THA WHEN B IS ZERO, THE ALKYL RADICAL HAS THREE TO 10 CARBON ATOMS AND WHEN B IS 1 OR 2, THE ALKYL RADICAL HAS ONE TO FOUR CARBON ATOMS, B. A POLYMER RESULTING FROM THE PARTIAL HYDROLYSIS OF AT LEAST ONE MONOMER OF THE FORMULA TI(OR")4, IN WHICH R" REPRESENTS AN ALKYL RADICAL WITH THREE TO 10 CARBON ATOMS, C. A TITANIUM CHELATE OF THE FORMULA (C);
Claim 2
Dependent Claim
288 words
AN ORGANOPOLYSILOXANE COMPOSITION WHICH CONSISTS ESSENTIALLY OF A MIXTURE OF THE FOLLOWING INGREDIENTS, BY WEIGHT: I. 100 PARTS OF A A,W-DIHYDROXYDIORGANOPOLYXILOXANE POLYMER, OF VISCOSITY AT LEAST ABOUT 600 CPO AT 25*C, CONSISTING ESSENTIALLY OF DIORGANOSILOXY UNITS, THE ORGANIC RADICALS BONDED TO THE SILICON ATOMS BEING SELECTED FROM THALKYL RADICALS WITH ONE TO THREE CARBON ATOMS, HALOGENALKYL RADIALS WITH THREE OR FOUR CARBON ATOMS, THE VINYL RADICAL, ARYL OR HALOGENOARYL RADICALS WITH SIX TO EIGHT CARBON ATOMS OR CYCLOALKYL RADICALS WITH THREE OR FOUR CARBON ATOMS, WITH THE PROVISO THAT AT LEAST 50% OF THESE ORGANIC RADICALS RADICALS ARE METHYL RADICALS; II. 1 TO 15 PARTS OF AN ORGANOSILICON COMPOUND WHICH IS EITHER; A. A MONOMER OF THE FORMULA (A): RXSI(OCH2CH2)AOR'')4-X, IN WHICH R REPRESENTS A HYDROGEN RADICAL WITH ONE TO EIGHT CARBON ATOMS, R REPRESENTS AN ALKYL RADICAL WITH ONE TO FOUR CARBON ATOMS, AND X AND A INDEPENDENTLY REPRESENT ZERO OR 1, OR B. A POLYMER RESULTING FROM THE PARTIAL HYDROLYSIS OF AT LEAST ONE MONOMER OF FORMULA SI(OR'')4, IN WHICH R'' IS AS DEFINED ABOVE; III. 0.2 TO 6 PARTS OF AN ORGANIC DERIVATIVE OF TITANIUM, WHICH IS EITHER: A. A MONOMER OF THE FORMULA (B9: TI((OCH2CH2)BOR")4, IN WHICH R" REPRESENTS AN ALKYL RADICAL WITH ONE TO 10 CARBON ATOMS AND B REPRESENTS ZERO, ONE OR 2; SUCH THA WHEN B IS ZERO, THE ALKYL RADICAL HAS THREE TO 10 CARBON ATOMS AND WHEN B IS 1 OR 2, THE ALKYL RADICAL HAS ONE TO FOUR CARBON ATOMS, B. A POLYMER RESULTING FROM THE PARTIAL HYDROLYSIS OF AT LEAST ONE MONOMER OF THE FORMULA TI(OR")4, IN WHICH R" REPRESENTS AN ALKYL RADICAL WITH THREE TO 10 CARBON ATOMS, C. A TITANIUM CHELATE OF THE FORMULA (C);
Claim 3
Dependent Claim
33 words
A composition according to claim 1, in which the organosilicon compound is selected from methyltrimethoxysilane, ethyltrimethoxysilane, vinyl-tri-( Beta -methoxyethoxy)silane, ethyl silicate, propyl silicate, Beta -methoxyethyl silicate or ethyl polysilicate containing 40% of silica.
Claim 4
Dependent Claim
33 words
A composition according to claim 1, in which the organic derivative of titanium is selected from isopropyl titanate, butyl titanate, butyl polytitanate containing 33% of titanium oxide, or a chelate of the formula:
Claim 5
Dependent Claim
20 words
A composition according to claim 1 in which component (ii) is present in an amount from 2 to 12 parts.
Claim 6
Dependent Claim
20 words
A composition according to claim 1 in which component (iii) is present in an amount from 0.3 to 5 parts.
Claim 7
Dependent Claim
20 words
A composition according to claim 1 in which component (vi) is present in an amount from 0.8 to 7 parts.
Claim 8
Dependent Claim
22 words
A process for preparing a composition as defined in claim 1 which comprises mixing the specified ingredients in the absence of moisture.
Claim 9
Dependent Claim
49 words
A process according to claim 7 which comprises mixing components (i) and (vi), and (iv) and (v) if desired, under a pressure of 5 to 30 mm Hg at a temperature above 80*C and then to mix in components (ii) and (iii) at atmospheric preSsure in a dry atmosphere.