IPC분류정보
국가/구분 |
United States(US) Patent
등록
|
국제특허분류(IPC7판) |
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출원번호 |
US-0924665
(1978-07-14)
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우선권정보 |
JP-0107408 (1972-10-26) |
발명자
/ 주소 |
- Murayama Keisuke (Hiromachi JPX) Morimura Syoji (Hiromachi JPX) Yoshioka Takao (Hiromachi JPX) Toda Toshimasa (Hiromachi JPX) Mori Eiko (Hiromachi JPX) Horiuchi Hideo (Hiromachi JPX) Higashida Susumu
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출원인 / 주소 |
- Sankyo Company Limited (Tokyo JPX 03)
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인용정보 |
피인용 횟수 :
7 인용 특허 :
2 |
초록
A novel piperidine derivative having a stabilizing effect on a synthetic polymeric material and a composition comprising said piperidine derivative and a synthetic polymeric material.
대표청구항
▼
A compound having the formula I [Figure] (I) wherein, R1 represents hydrogen atom, an alkyl group having 1 to 8 carbon atoms, a substituted alkyl group having 1 to 3 carbon atoms in its alkyl moiety and selected from the group consisting of a hydroxyalkyl, an alkoxyalkyl having 1 to 4 carbon atoms i
A compound having the formula I [Figure] (I) wherein, R1 represents hydrogen atom, an alkyl group having 1 to 8 carbon atoms, a substituted alkyl group having 1 to 3 carbon atoms in its alkyl moiety and selected from the group consisting of a hydroxyalkyl, an alkoxyalkyl having 1 to 4 carbon atoms in its alkoxy portion, an alkanoyloxyalkyl having 2 to 18 carbon atoms in its alkanoyl portion, an alkenoyloxyalkyl having 3 or 4 carbon atoms in its alkenoyl portion, a benzoyloxyalkyl, a cyanoalkyl, a halogenoalkyl, an epoxyalkyl, and an alkoxycarbonylalkyl having 1 to 4 carbon atoms in its alkoxy portion, an alkenyl group having 3 or 4 carbon atoms, an alkynyl group having 3 or 4 carbon atoms, benzyl group, a benzyl group substituted with a halogen atom or a methyl group, an alkanoyl or alkenoyl group, each having 2 to 8 carbon atoms, an alkoxycarbonyl group having 2 to 5 carbon atoms or benzoyloxycarbonyl group, n is the number 1 or 2, R2 represents, when n is 1, hydrogen atom, an alkanoyl group having 1 to 18 carbon atoms and which may be interrupted in the alkyl portion by sulfur atom, an alkenoyl group having 3 to 6 carbon atoms, each of which alkanoyl or alkenoyl groups may be substituted by phenyl or phenyl substituted with alkyl having 1 to 4 carbon atoms and/or hydroxy, a benzoyl or naphthoyl group which may be substituted with an alkyl or alkoxy group having 1 to 4 carbon atoms, a halogen atom or a hydroxy group, furoyl group, isonicotinoyl group, nicotinoyl group, morpholinocarbonyl group, an alkyl group having 1 to 18 carbon atoms, an alkynyl group having 3 or 4 carbon atoms, benzyl group, phenyl group, a o-, m- or p-tolyl group, a ab1 to 4 carbon atoms both in the alkyl and alkoxy portions, 2,3-epoxypropyl group, an N-substituted carbamoyl or thiocarbaboyl group wherein the substituent is an alkyl group having 1 to 4 carbon atoms, a phenyl group or a cyclohexyl group, a group derived from benzenesulfinic, benzenesulfonic, methanesulfonic, p-toluenesulfonic, diphenylphosphoric, C1-8 dialkylphosphoric, diphenylphosphorus or C1-8 dialkylphosphorus acid by removing a hydroxy group, or a group [Figure] in which R3 represents a hydrogen atom, an alkyl group having 1 to 4 carbon atoms or phenyl, and R4 represents an alkyl group having 1 to 8 carbon atoms, when n is 2, R2 represents carbonyl group, a saturated aliphatic diacyl group having 2 to 18 carbon atoms derived from a saturated dicarboxylic acid and which may be interrupted in the alkylene chain by sulfur atom, an unsaturated aliphatic diacyl group having 4 to 6 carbon atoms derived from an unsaturated dicarboxylic acid, terephthaloyl or isophthaloyl group, an alkylene group having 2 to 6 carbon atoms, an alkylene group having 4 to 6 carbon atoms, an alkenylene group having 4 to 6 carbon atoms, p-xylylene group, an N-substituted dicarbamoyl group wherein the N-substituent is alkylene having 1 to 6 carbon atoms, phenylene, tolylene or methanediphenylene group, or a group derived from sulfurous, sulfuric or phenylphosphorus acid by removing two hydroxy groups, A represents a group [Figure] or a group [Figure] wherein R5 represents hydrogen atom or an alkyl group having 1 to 3 carbon atoms, m is a number 1 or 2, and R7 represents hydrogen atom.
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