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US 6,207,841 B1Granted
Bisphenol derivative and its manufacturing method
AssigneeShin-Etsu Chemical Co., Ltd.
InventorsFujio Yagihasi, Minoru Takamizawa
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Abstract
A bisphenol derivative represented by the following formula and a manufacturing method thereof are disclosed. where R is a lower alkyl group, tetrahydropyranyl, methoxymethyl or trialkylsilyl group, and the benzene rings in the formula may be substituted by a lower alkyl group.
Claims6
A bisphenol compound of the following formula:
- where each R is a lower alkyl group, tetrahydropyranyl, methoxymethyl or trialkylsilyl group, and each of the benzene rings in the formula are optionally substituted by a lower alkyl group.
Dependencies are inferred from the claim text.