US3899464A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Piperidine derivative and use thereof as stabilizers
Assignee: Sankyo Co Ltd
•
Filing: 1973-10-11
•
Granted: 1975-08-12
•
Expires: 1993-10-11
Abstract
Abstract 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.
Inventors
- 👤 Keisuke Murayama
- 👤 Syoji Morimura
- 👤 Takao Yoshioka
- 👤 Toshimasa Toda
- 👤 Eiko Mori
- 👤 Hideo Horiuchi
- 👤 Susumu Higashida
- 👤 Katsuaki Matsui
- 👤 Tomoyuki Kurumada
- 👤 Noriyuki Ohta
- 👤 Hisayou Osawa
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 00:31
CPC Classifications
C; C07; C07D; C07D491/00; C07D491/02; C07D491/10; C08; C08K; C08K5/00; C08K5/16; C08K5/34; C08K5/3412; C08K5/3432; C08K5/3435
Claims Analysis
Total Claims: 31
Claim 1
Independent Claim
30 words
A COMPOSITION COMPRISING A SYNTHETIC POLYMERIC MATERIAL AND FROM 0.01 TO 5.0 PERCENT BY WEIGHT, BASED ON THE WEIGHT OF THE SYNTHETIC POLYMERIC MATERIAL, OF A COMPOUND HAVING THE FORMULA
Claim 2
Dependent Claim
30 words
A COMPOSITION COMPRISING A SYNTHETIC POLYMERIC MATERIAL AND FROM 0.01 TO 5.0 PERCENT BY WEIGHT, BASED ON THE WEIGHT OF THE SYNTHETIC POLYMERIC MATERIAL, OF A COMPOUND HAVING THE FORMULA
Claim 3
Dependent Claim
15 words
A composition as claimed in claim 1, wherein the synthetic polymeric material is a polyolefin.
Claim 4
Dependent Claim
21 words
A composition as claimed in claim 1, wherein the synthetic polymeric material is low- or high-density polyethylene or polypropylene or polystyrene.
Claim 5
Dependent Claim
20 words
A composition as claimed in claim 1, wherein the synthetic polymeric material is a polyvinyl chloride or a polyvinylidene chloride.
Claim 6
Dependent Claim
15 words
A composition as claimed in claim 1, wherein the synthetic polymeric material is a polyacetal.
Claim 7
Dependent Claim
15 words
A composition as claimed in claim 1, wherein the synthetic polymeric material is a polyester.
Claim 8
Dependent Claim
15 words
A composition as claimed in claim 1, wherein the synthetic polymeric material is a polyamide.
Claim 9
Dependent Claim
15 words
A composition as claimed in claim 1, wherein the synthetic polymeric material is a polyurethane.
Claim 10
Dependent Claim
30 words
A composition comprising a synthetic polymeric material and from 0.01 to 5.0 percent by weight, based on the weight of the synthetic polymeric material, of a compound having the formula
Claim 11
Dependent Claim
30 words
A composition comprising a synthetic polymeric material and from 0.01 to 5.0 percent by weight, based on the weight of the synthetic polymeric material, of a compound having the formula
Claim 12
Dependent Claim
69 words
A composition as claimed in claim 9, wherein R1 is a hydrogen atom, a alkyl group having 1 to 4 carbon atoms, an allyl group, a benzyl group, an alkoxycarbonylmethyl group having 1 to 4 carbon atoms in its alkoxy, the 2,3-epoxypropyl group, an acyloxyethyl group having a saturated aliphatic acyl with 2 to 18 carbon atoms, or a saturated aliphatic acyl group having 2 to 4 carbon atoms.
Claim 13
Dependent Claim
17 words
A composition as claimed in claim 9, wherein R1 is a hydrogen atom or a methyl group.
Claim 14
Dependent Claim
87 words
A composition as claimed in claim 9, wherein n is 1 or 2 and R2 represents, when n is 1, a saturated aliphatic acyl group having 2 to 18 carbon atoms, a benzoyl group which may be substituted with an alkyl group having 1 to 4 carbon atoms or with hydroxy, an alkyl group having 1 to 18 carbon atoms, an allyl group or the 2,3-epoxypropyl group, and, when n is 2, a saturated aliphatic diacyl group having 4 to 12 carbon atoms or the terephthaloyl group.
Claim 15
Dependent Claim
15 words
A composition as claimed in claim 9, wherein R5'' is the methyl or ethyl group.
Claim 16
Dependent Claim
88 words
A composition as claimed in claim 9, wherein R1 represents a hydrogen atom or the methyl group, n is 1 or 2, R2 represents, when n is 1, a saturated aliphatic acyl group having 2 to 18 carbon atoms, or a benzoyl group which may be substituted with an alkyl group having 1 to 4 carbon atoms or with hydroxy, and, when n is 2, a saturated aliphatic diacyl group having 4 to 12 carbon atoms, or the terephthaloyl group, and R5'' represents the methyl or ethyl group.
Claim 17
Dependent Claim
45 words
A composition as claimed in claim 9, wherein said compound (II) is selected from the group consisting of 9-aza-3-ethyl-8,8, 9,10,10-pentamethyl-1,5-dioxa-3-stearoyloxymethyl-spiro(5.5)undecane, 9-aza-3-ethyl-3-stearoyloxymethyl-8,8,10,10-tetramethyl-1,5-dioxa -spiro(5.5)undecane, 9-aza-3-benzoyloxymethyl-3-ethyl-8,8,10,10-tetramethyl-1,5-dioxa-spiro(5.5) -undecane, 9-aza-3-benzoyloxymethyl-3-ethyl-8,8,9,10,10-pentamethyl-1,5-dioxa -spiro(5.5)undecane, 9-aza-3,8,8,9,10,10-hexamethyl-1,5-dioxa-3-salicyloyloxymethyl -spiro(5.5)undecane, 9-aza-3-ethyl-8,8,9,10,10-pentamethyl-1,5-dioxa-3-salicyloyloxymethyl -spiro(5.5)undecane, 9-aza-3-ethyl-3-salicyloyloxymethyl-8,8,10,10-tetramethyl-1,5-dioxa -spiro(5.5)undecane, bis(9-aza-3,8,8,10,10-pentamethyl-1,5-dioxa-spiro(5.5)-3 -undecylmethyl)adipate, bis(9-aza-3,8,8,9,10,10-hexamethyl-1,5-dioxa-spiro(5.5)-3 -undecylmethyl)adipate, bis(9-aza-3-ethyl-8,8,10,10-tetramethyl-1,5-dioxa-spiro(5.5)-3 -undecylmethyl)adipate, bis(9-aza-3-ethyl-8,8,9,10,10-pentamethyl-1,5-dioxa-spiro(5.5)-3 -undecylmethyl)adipate, bis(9-aza-3-ethyl-8,8,10,10-tetramethyl-1,5-dioxa-spiro(5.5)-3 -undecylmethyl)terephthalate, and bis(9-aza-3-ethyl-8,8,9,10,10-pentamethyl-1,5-dioxa-spiro(5.5)-3 -undecylmethyl)terephthalate.
Claim 18
Dependent Claim
30 words
A composition comprising a synthetic polymeric material and from 0.01 to 5.0 percent by weight, based on the weight of the synthetic polymeric material, of a compound having the formula
Claim 19
Dependent Claim
30 words
A composition comprising a synthetic polymeric material and from 0.01 to 5.0 percent by weight, based on the weight of the synthetic polymeric material, of a compound having the formula
Claim 20
Dependent Claim
72 words
A composition as claimed in claim 16, wherein both of R1 and R6 represent a hydrogen atom, an alkyl group having 1 to 4 carbon atoms, an allyl group, a benzyl group, an alkoxycarbonylmethyl group having 1 to 4 carbon atom in its alkoxy, a 2,3-epoxypropyl group, an acyloxyethyl group having a saturated acyl with 2 to 18 carbon atoms, or a saturated aliphatic acyl group having 2 to 4 carbon atoms.
Claim 21
Dependent Claim
22 words
A composition as claimed in claim 16, wherein both of R1 and R6 represent a hydrogen atom, the methyl or allyl group.
Claim 22
Dependent Claim
30 words
A composition comprising a synthetic polymeric material and from 0.01 to 5.0 percent by weight, based on the weight of the synthetic polymeric material, of a compound having the formula
Claim 23
Dependent Claim
30 words
A composition comprising a synthetic polymeric material and from 0.01 to 5.0 percent by weight, based on the weight of the synthetic polymeric material, of a compound having the formula
Claim 24
Dependent Claim
68 words
A composition as claimed in claim 19, wherein R1 is a hydrogen atom, an alkyl group having 1 to 4 carbon atoms, an allyl group, a benzyl group, an alkoxycarbonylmethyl group having 1 to 4 carbon atoms in its alkoxy, the 2,3-epoxypropyl group, an acyloxyethyl group having a saturated aliphatic acyl with 2 to 18 carbon atoms, or a saturated aliphatic acyl having 2 to 4 carbon atoms.
Claim 25
Dependent Claim
17 words
A composition as claimed in claim 19, wherein R1 is a hydrogen atom or the methyl group.
Claim 26
Dependent Claim
90 words
A composiTion as claimed in claim 19, wherein n is 1 or 2, m is 1, and R2 represents, when n is 1, a saturated aliphatic acyl group having 2 to 18 carbon atoms, a benzoyl group which may be substituted with an alkyl group having 1 to 4 carbon atoms or with hydroxy, an alkyl group having 1 to 18 carbon atoms, an allyl group or the 2,3-epoxypropyl group, and, when n is 2, a saturated aliphatic diacyl group having 4 to 12 carbon atoms or the terephthaloyl group.
Claim 27
Dependent Claim
84 words
A composition as claimed in claim 19, wherein R1 represents a hydrogen atom or the methyl group, m is 1, n is 1 or 2, and R2 represents, when n is 1, a saturated aliphatic acyl group having 2 to 18 carbon atoms, or a benzoyl group which may be substituted with an alkyl group having 1 to 4 carbon atoms or with hydroxy, and, when n is 2, a saturated aliphatic diacyl group having 4 to 12 carbon atoms or the terephthaloyl group.
Claim 28
Dependent Claim
27 words
A composition as claimed in claim 19, wherein said compound (IV) is selected from the group consisting of 8-aza-7,7,9,9tetramethyl-2-stearoyloxymethyl-1,4-dioxa-spiro(4.5)decane, 8aza-7,7,8,9,9-pentamethyl-1,4-dioxa-2-stearoyloxymethyl-spiro(4.5)decane, 8-aza-2-benzoyloxymethyl-7,7,9,9-tetramethyl-1,4-dioxa-spiro(4.5)decane, 8-aza-2-benzoyloxymethyl-7,7,8,9,9-pentamethyl-1,4-dioxaspiro(4.5)decane, 8-aza-7,7,8,9,9-pentamethyl-1,4-dioxa-2-salicyloyloxymethylspiro(4.5)decane, bis(8-aza-7,7,9,9-tetramethyl-1,4-dioxa-spiro(4.5)-decylmethyl)terephthalate, and bis(8-aza-7,7,8,9,9-pentamethyl-1,4-dioxa-spiro(4.5)-2 -decylmethyl)terephthalate.
Claim 29
Dependent Claim
30 words
A composition comprising a synthetic polymeric material and from 0.01 to 5.0 percent by weight, based on the weight of the synthetic polymeric material, of a compound having the formula
Claim 30
Dependent Claim
30 words
A composition comprising a synthetic polymeric material and from 0.01 to 5.0 percent by weight, based on the weight of the synthetic polymeric material, of a compound having the formula
Claim 31
Dependent Claim
17 words
A composition as claimed in claim 25, wherein R1 is a hydrogen atom or the methyl group.
References Cited (Backward Citations)
US3431233A
Cited
US3790525A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1978-08-11 | 1979-02-10 | 1979-08-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1982-08-11 | 1983-02-10 | 1983-08-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1986-08-11 | 1987-02-10 | 1987-08-12 | $7700.00 | Window Closed / Lapsed |