HYDROSILICONE RESIN AND PREPARATION PROCESS THEREOF
THE PRESENT INVENTION RELATES TO A LIQUID HYDROSILICONE RESIN AND A PREPARATION PROCESS THEREOF. THE AVERAGE COMPOSITION OF THE LIQUID HYDROSILICONE RESIN IS REPRESENTED BY THE FOLLOWING FORMULA: (R¹R²R³SiO1/2)M'(R⁴R⁵SiO2/2)D'(R⁶SiO3/2)T'(SIO4/2)Q WHEREIN R¹ TO R⁶ ARE IDENTICAL OR DIF...
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Main Authors | , , , , , , |
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Format | Patent |
Language | English |
Published |
31.03.2017
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Subjects | |
Online Access | Get full text |
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Summary: | THE PRESENT INVENTION RELATES TO A LIQUID HYDROSILICONE RESIN AND A PREPARATION PROCESS THEREOF. THE AVERAGE COMPOSITION OF THE LIQUID HYDROSILICONE RESIN IS REPRESENTED BY THE FOLLOWING FORMULA: (R¹R²R³SiO1/2)M'(R⁴R⁵SiO2/2)D'(R⁶SiO3/2)T'(SIO4/2)Q WHEREIN R¹ TO R⁶ ARE IDENTICAL OR DIFFERENT RADICALS INDEPENDENTLY SELECTED FROM THE GROUP CONSISTING OF ORGANIC GROUPS AND A HYDROGEN ATOM, WITH THE PROVISO THAT AT LEAST ONE OF R¹ TO R⁶ IS A HYDROGEN ATOM BONDED DIRECTLY TO A SILICON ATOM, AND M, T, AND Q EACH REPRESENT A NUMBER RANGING FROM 0 TO LESS THAN 1, D REPRESENTS A NUMBER LARGER THAN 0 AND LESS THAN 1, M+D+T+Q = 1, AND T+Q>0 SAID RESIN HAVING AN AVERAGE OF AT LEAST TWO HYDROGEN ATOMS BONDED DIRECTLY TO A SILICON ATOM PER MOLECULE AND A WEIGHT-AVERAGE MOLECULAR WEIGHT OF 10,000-300,000 g/MOL. THE LIQUID HYDROSILICONE RESIN IS OBTAINED BY DISPERSING A HYDROSILICONE OIL, A HYDROXYL SILICONE RESIN AND A DEHYDROGENATION CATALYST IN A SOLVENT TO FORM A DISPERSION, ALLOWING THE DISPERSION TO REACT, AND THEN REMOVING THE SOLVENT AND THE CATALYST. THE LIQUID HYDROSILICONE RESIN OF THE INSTANT INVENTION HAS NUMEROUS USES. |
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Bibliography: | Application Number: MY2013PI01102 |