ORGANIC SILICON COMPOUND, THERMOSETTING COMPOSITION CONTAINING SAID ORGANIC SILICON COMPOUND, AND SEALING MATERIAL FOR OPTICAL SEMICONDUCTOR
A liquid organosilicon compound comprising a structural unit represented by the following formula (1-a) and a structural unit represented by the following formula (1-b): In the above formula (1-a), R 1 each independently is a group selected from an alkyl having 1 to 4 carbon atoms, cyclopentyl and c...
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Sprache: | eng ; fre ; ger |
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Zusammenfassung: | A liquid organosilicon compound comprising a structural unit represented by the following formula (1-a) and a structural unit represented by the following formula (1-b): In the above formula (1-a), R 1 each independently is a group selected from an alkyl having 1 to 4 carbon atoms, cyclopentyl and cyclohexyl and in the above formula (1-b), R 2 and R 3 each independently are a group selected from an alkyl having 1 to 4 carbon atoms, cyclopentyl and cyclohexyl, and n is an integer of 2 to 50. When a mole fraction of the structural unit represented by the formula (1-a) in the liquid organosilicon compound is ± and a mole fraction of the structural unit represented by the formula (1-b) in the liquid organosilicon compound is ², the ratio of ± and nײ (±:nײ) meets 1:3 to 1:100. |
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