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Tetra-(2,2,6,6- tetramethyl-4-piperidinyl)-3-methyl-5-(1'2'-biscarboxylate)-ethyl-cyclohe xane or 3-cyclohexene-1,2-dicarboxylates and synthetic resin compositions containing the same
| Details |
Inventors: Minagawa, Motonobu; Nakahara, Yutaka; Shibata, Toshihiro;
Assignee: Adeka Argus Chemical Co., Ltd. (Urawa, JP)
Primary Examiner: Kight; John
Assistant Examiner: Morgan; Kriellion
Attorney, Agent or Firm:
Tetra-2,2,6,6-tetramethyl-4-piperidinyl)-3-methyl-5-(1',2'-biscarboxylate)- ethyl-cyclohexane or 3-cyclohexene-1,2-dicarboxylates are provided having the formula (I) or (II): ##STR1## wherein: R.sub.1 is selected from the group consisting of hydrogen, --O, alkyl, hydroxy alkyl and epoxyalkyl having from one to about eighteen carbon atoms, acyl having from one to about eighteen carbon atoms, cycloalkyl having from three to about eighteen carbon atoms; phenyl; phenalkyl and alkylphenyl having from seven to about twenty-four carbon atoms; R.sub.2 is lower alkyl having from one to about six carbon atoms; and X is selected from the group consisting of: ##STR2## as well as stabilized synthetic resin compositions comprising such piperidinyl compounds. |
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DETAILED DESCRIPTION Having regard to the foregoing disclosure, the following is claimed as the inventive and patentable embodiments thereof: 1.
Tetra-(2,2,6,6-tetramethyl-4-piperidinyl)-3 -methyl-5-(1',2'-biscarboxylate)-ethyl-cyclohexane or 3-cyclohexene-1,2-dicarboxylates having the formula (I) or (II): ##STR160## wherein: R.
sub.
1 is selected from the group consisting of hydrogen, --O, alkyl, hydroxy alkyl and epoxyalkyl having from one to about eighteen carbon atoms, acyl having from one to about eighteen carbon atoms, cycloalkyl having from three to about eighteen carbon atoms; phenyl; phenalkyl and alkylphenyl having from seven to about twenty-four carbon atoms; R.
sub.
2 is lower alkyl having from one to about six carbon atoms; and X is selected from the group consisting of: ##STR161## 2.
Tetramethyl piperidinyl carboxylates according to claim 1 having the formula: ##STR162## 3.
Tetramethyl piperidinyl carboxylates according to claim 1 having the formula: ##STR163## 4.
Tetramethyl piperidinyl carboxylates according to claim 1 having the formula: ##STR164## 5.
Tetramethyl piperidinyl carboxylates according to claim 1 having the formula: ##STR165## 6.
Tetramethyl piperidinyl carboxylates according to claim 1 having the formula: ##STR166## 7.
Tetramethyl piperidinyl carboxylates according to claim 1 having the formula: ##STR167## 8.
Tetramethyl piperidinyl carboxylates according to claim 1 in which R.
sub.
1 is H.
9.
Tetramethyl piperidinyl carboxylates according to claim 1 in which R.
sub.
1 is O.
10.
Tetramethyl piperidinyl carboxylates according to claim 1 in which R.
sub.
1 is hydroxyalkyl.
11.
Tetramethyl piperidinyl carboxylates according to claim 1 in which R.
sub.
1 is epoxyalkyl.
12.
Tetramethyl piperidinyl carboxylates according to claim 1 in which R.
sub.
1 is acyl.
13.
Tetramethyl piperidinyl carboxylates according to claim 1 in which R.
sub.
1 is cycloalkyl.
14.
Tetramethyl piperidinyl carboxylates according to claim 1 in which R.
sub.
1 is phenyl.
15.
Tetramethyl piperidinyl carboxylates according to claim 1 in which R
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