EP0614458A1 - DERIVES D'ESTERS DE L'ACIDE $g(b)-AMINOACRYLIQUE CONTENANT DES GROUPES POLYALKYLPIPERIDINE - Google Patents

DERIVES D'ESTERS DE L'ACIDE $g(b)-AMINOACRYLIQUE CONTENANT DES GROUPES POLYALKYLPIPERIDINE

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Publication number
EP0614458A1
EP0614458A1 EP92923757A EP92923757A EP0614458A1 EP 0614458 A1 EP0614458 A1 EP 0614458A1 EP 92923757 A EP92923757 A EP 92923757A EP 92923757 A EP92923757 A EP 92923757A EP 0614458 A1 EP0614458 A1 EP 0614458A1
Authority
EP
European Patent Office
Prior art keywords
formula
acid ester
alkyl
ester derivatives
denotes
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Withdrawn
Application number
EP92923757A
Other languages
German (de)
English (en)
Inventor
Alexander Aumueller
Alfred Krause
Hubert Trauth
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
BASF SE
Original Assignee
BASF SE
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by BASF SE filed Critical BASF SE
Publication of EP0614458A1 publication Critical patent/EP0614458A1/fr
Withdrawn legal-status Critical Current

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Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D211/00—Heterocyclic compounds containing hydrogenated pyridine rings, not condensed with other rings
    • C07D211/04—Heterocyclic compounds containing hydrogenated pyridine rings, not condensed with other rings with only hydrogen or carbon atoms directly attached to the ring nitrogen atom
    • C07D211/06—Heterocyclic compounds containing hydrogenated pyridine rings, not condensed with other rings with only hydrogen or carbon atoms directly attached to the ring nitrogen atom having no double bonds between ring members or between ring members and non-ring members
    • C07D211/36—Heterocyclic compounds containing hydrogenated pyridine rings, not condensed with other rings with only hydrogen or carbon atoms directly attached to the ring nitrogen atom having no double bonds between ring members or between ring members and non-ring members with hetero atoms or with carbon atoms having three bonds to hetero atoms with at the most one bond to halogen, e.g. ester or nitrile radicals, directly attached to ring carbon atoms
    • C07D211/56—Nitrogen atoms
    • C07D211/58—Nitrogen atoms attached in position 4
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
    • C08G63/00—Macromolecular compounds obtained by reactions forming a carboxylic ester link in the main chain of the macromolecule
    • C08G63/68—Polyesters containing atoms other than carbon, hydrogen and oxygen
    • C08G63/685—Polyesters containing atoms other than carbon, hydrogen and oxygen containing nitrogen
    • C08G63/6854—Polyesters containing atoms other than carbon, hydrogen and oxygen containing nitrogen derived from polycarboxylic acids and polyhydroxy compounds
    • C08G63/6858—Polycarboxylic acids and polyhydroxy compounds in which at least one of the two components contains aliphatic unsaturation
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
    • C08K5/00—Use of organic ingredients
    • C08K5/16—Nitrogen-containing compounds
    • C08K5/34—Heterocyclic compounds having nitrogen in the ring
    • C08K5/3412—Heterocyclic compounds having nitrogen in the ring having one nitrogen atom in the ring
    • C08K5/3432—Six-membered rings
    • C08K5/3435—Piperidines

Definitions

  • the present invention relates to novel polyalkylpiperidine group-containing ⁇ -aminoacrylic acid ester derivatives of the general formula I.
  • R 1 and R 2 are hydrogen, C 1 to C 6 alkyl, formyl, C 2 to
  • R 3 is hydrogen, C 1 - to C 6 -alkyl or a radical of
  • R 4 C 1 to C 18 alkyl, C 5 to C 8 cycloalkyl, C 7 to
  • Y is hydrogen, C 1 to C 18 alkyl, formyl, C 2 to
  • Cis-alkanoyl, C 7 - to C 18 -aralkyl or a group of the formula -CH CH-CO-OZ,
  • B stands for a direct bond and ZC 1 to C 18 alkyl, C 5 to C 8 cycloalkyl, C 7 to
  • the invention relates to the compounds I organic material stabilized against the action of light, oxygen and heat, in particular stabilized plastics and paints.
  • EP-A 213 570 describes compounds in which two polyalkylpiperidine groups are linked via an exocyclic nitrogen atom in the 4-position by a glycoluril bridge. These compounds can also be in polymeric form. They are recommended as stabilizers for organic material, especially for plastics.
  • Plastics the short duration of the protective effect, the inherent color of the substances, the tendency to volatility and the thermal decomposition of the stabilizers when incorporated at elevated temperature.
  • the object of the present invention was therefore to provide light stabilizers or stabilizers which provide more effective protection for organic material.
  • n preferably stands for a number from 1 to 10, in particular for the number 1.
  • R 1 and R 2 are the same or different.
  • variable A preferably represents a grouping of the formula, - (CH 2 ) k -, in which k denotes a number from 2 to 12, in particular from 2 to 8.
  • ⁇ -Aminoacrylic acid ester derivatives of the general formula Ia are very particularly preferred in which R 1 , R 2 and A have the meanings given above and R 5 is C 1 - to C 4 -alkyl.
  • Suitable as straight-chain or branched alkyl radicals for R 1 to R 5 , Y and Z, which are addressed as C 1 - to C 4 -, C 1 - to C 6 - and C 1 - to C 18 -alkyl radicals are, for example Methyl, ethyl, n-propyl, iso-propyl, n-butyl, iso-butyl, sec.-butyl, tert.-butyl, n-amyl, iso-amyl, sec.-amyl, tert.-amyl, neopentyl, n-hexyl, n-heptyl, n-octyl, 2-ethylhexyl, n-nonyl, iso-nonyl, n-decyl, n-undecyl, n-dodecyl, n-tridecyl, iso-tri
  • the straight-chain or branched alkanoyl for R 1 and R 2 and for Y which is addressed as C 2 - to C 6 - and C 2 - to C 18 -alkanoyl, are mainly acetyl, but also propiony, butyryl, iso- Butyryl, pentanoyl, hexanoyl, heptanoyl, octanoyl, 2-ethylhexanoyl, decanoyl, dodecanoyl, tetradecanoyl, hexadecanoyl and octadecanoyl.
  • Suitable straight-chain or branched C 1 - to C 12 -alkoxy groups for R 1 and R 2 are especially C 6 - to C 8 -alkoxy groups such as n-hexoxy, iso-hexoxy, n-heptoxy, iso-heptoxy, n-octoxy , 2-ethylhexoxy and iso-octoxy, but also methoxy, ethoxy, n-propoxy, iso-propoxy, n-butoxy, iso-butoxy, sec.-butoxy, tert.-butoxy, n-pentoxy, n-nonoxy, n-decoxy, n-ündecoxy and n-dodecoxy.
  • C 5 - to C 6 -cycloalkoxy groups for R 1 and R 2 are especially cyclopentoxy and cyclohexoxy.
  • R 3 is preferably hydrogen or C 1 - bis
  • C 4 -alkoxycarbonyl such as especially methoxycarbonyl and ethoxycarbonyl and R 4 preferably C 1 - to C 4 -alkyl such as especially methyl and ethyl.
  • C 5 - to C 8 -cycloalkyl radicals for R 4 and Z are especially cyclopentyl and cyclohexyl, in addition also cycloheptyl, cyclooctyl, methylcyclopentyl, dimethylcyclopentyl, methylcyclohexyl, ethylcyclohexyl and dimethylcyclohexyl.
  • Suitable C 7 -C 18 aralkyl radicals for R 4 , Y and Z are, for example, naphthylmethyl, diphenylmethyl or methylbenzyl, but especially C 7 -C 18 -phenylalkyl such as 1-phenylethyl, 2-phenylethyl, 1-phenylpropyl, 2- Phenylpropyl, 3-phenylpropyl, 2-phenylprop-2-yl, 4-phenylbutyl, 2,2-dimethyl-2-phenylethyl, 5-phenylamyl, 10-phenyldecyl, 12-bhenyldodecyl or especially benzyl.
  • C 7 -C 18 aralkyl radicals for R 4 , Y and Z are, for example, naphthylmethyl, diphenylmethyl or methylbenzyl, but especially C 7 -C 18 -phenylalkyl such as 1-phenylethyl, 2-phenylethyl
  • Suitable tolyl radicals are ortho-, meta and especially p-tolyl.
  • Z denotes a radical of the formula - (CH 2 CH 2 O) p H or
  • p or q preferably represents a number ⁇ on 1 to 10, especially 1 to 5.
  • the C 2 - to C 12 -alkylene groups for the variable A which represents a bridge between two polyalkylpiperidine groups for the linkage via their exocyclic nitrogen atoms in the 4-position, are mainly polymethylene groups of the formula - (CH 2 ) k -, in which k denotes a number from 2 to 12, in particular from 2 to 8, ie 1,2-ethyl, 1,3-propylene, 1,4-butylene, pentamethylene, hexamethylene, tamethylene, octamethylene, nonamethylene, decamethylene, undecamethylene and dodecamethylene. Hexamethylene and 1,2-ethylene are particularly preferred.
  • branched C 2 - to C 12 -alkylene groups can also occur, for. B. -CH 2 CH (CH 3 ) CH 2 -, -CH 2 C (CH 3 ) 2CH 2 -, -CH 2 CH (C 2 H 5 ) - or
  • C 5 to C 8 cycloalkylene groups for A include, in particular, cyclopentylene, cyclohexylene, cycloheptylene, cyclooctylene,
  • Methylcyclopentylene dimethylcyclopentylene, methylcyclohexylene, dimethylcyclohexylene, ethylcyclohexylene, 1,3- or 1,4-bismethylene-cyclohexane.
  • phenylene for A denotes ortho- and especially meta- and para-phenylene.
  • biphenyls are to be understood in particular as 3,3'-, 4,4 'and 3,4'-biphenylene bridge members.
  • Y preferably denotes hydrogen.
  • branched C 2 - to C 18 -alkylene groups can also occur, for. B. -CH 2 CH (CH 3 ) CH 2 -, -CH 2 C (CH 3 ) 2 CH 2 -, -CH 2 CH (CH 3 ) -, -CH 2 CH (C 2 H 5 ) - or
  • the end group Z is preferably a grouping of the formula
  • the ⁇ -aminoacrylic acid ester derivatives I according to the invention can advantageously be prepared by reacting polyalkylpiperidine derivatives of the general formula II with propiolic acid esters of the general formula III
  • ⁇ -Aminoacrylic acid ester derivatives I in which n is> 1 are advantageously synthesized by polyaddition of compounds II with bispropiolic acid esters of the general formula IV.
  • the reaction can be carried out without any solvent or in an inert organic solvent, in water or in mixtures thereof.
  • inert organic solvents for this reaction come z.
  • aromatics such as benzene, toluene, xylene, mesitylene, chlorobenzene, nitrobenzene or dichlorobenzene
  • ethers such as glycol dimethyl ether, glycol diethyl ether or methyl tert-butyl ether
  • etherols such as glycol monomethyl ether, glycol monoethyl ether or glycol monobutyl ether, amides such as dimethyl formamide, or ethyl acetate, dimethyl ester amide or dimethyl ester amide, , Methyl propionate, methyl benzoate or ethyl benzoate or alcohols such as methanol, ethanol, n-propanol, isopropanol, n-butanol, isobutanol
  • the procedure is advantageously carried out at elevated temperature, for example between 40 and 150 ° C., preferably between 80 and 100 ° C., and at normal pressure.
  • the compounds I according to the invention can be present in the form of the free bases or as salts.
  • Suitable anions are e.g. B. of inorganic acids and in particular of organic carboxylic acids and organic sulfonic acids.
  • inorganic anions such. B. chloride, bromide, sulfate, dicyanimide, methosulfate, tetrafluoroborate, phosphate and rhodanide.
  • carboxylic acid anions such. B. formate, acetate, propionate, hexanoate, cyclohexanoate, lactate, stearate, dodecyl benzoate, acrylate, methacrylate, citrate, malonate or succinate and anions of polycarboxylic acids with up to 3000 COOH groups into consideration.
  • Sulfonic acid anions are, for example, benzenesulfonate or tosylate.
  • the compounds according to the invention are outstandingly suitable for stabilizing organic material against the action of light, oxygen and heat. They are also effective as metal deactivators. They become the organic material to be stabilized in a concentration from 0.01 to 5% by weight, preferably from 0.02 to 2% by weight, based on the organic material, added before, during or after its preparation.
  • Organic material means, for example, cosmetic preparations such as ointments and lotions, pharmaceutical formulations such as pills and suppositories, photographic recording materials, in particular photographic emulsions, or precursors for plastics and lacquers, but in particular plastics and lacquers themselves.
  • the present invention also relates to organic material, in particular plastics and lacquers, which is stabilized against the action of light, oxygen and heat and which contains the compounds I in the concentrations indicated above.
  • the organic material stabilized by the compounds I according to the invention may optionally contain further additives, e.g. B. antioxidants, light stabilizers, metal deactivators, antistatic agents, flame retardants, pigments and fillers.
  • further additives e.g. B. antioxidants, light stabilizers, metal deactivators, antistatic agents, flame retardants, pigments and fillers.
  • Antioxidants and light stabilizers which can be added in addition to the compounds I according to the invention are, for. B. Compounds based on sterically hindered phenols or sulfur or phosphorus containing costabilizers.
  • phenolic antioxidants examples include 2,6-di-tert-butyl-4-methylphenol, n-octadecyl- ⁇ - (3,5-di-tert-butyl-4-hydroxyphenyl) propionate,
  • phosphorus-containing antioxidants examples include tris (nonylphenyl) phosphite, distearylpentaerythritol diphosphite, tris (2,4-di-tert-butylphenyl) phosphite,
  • sulfur-containing antioxidants are dilauryl thiodipropionate, dimyristyl thiodipropionate, distearyl thiodipropionate, pentaerythritol tetris ( ⁇ -laurylthiopropionate) and pentaerythritol tetris ( ⁇ -hexylthiopropionate).
  • antioxidants and light stabilizers that can be used together with the compounds I according to the invention are, for. B. 2- (2'-hydroxyphenyl) benzotriazoles, 2-hydroxybenzophenones, aryl esters of hydroxybenzoic acids, ⁇ -cyanocinnamic acid derivatives, benzimidazolecarboxylic acid anilides, nickel compounds or oxalic acid dianilides.
  • plastics which can be stabilized by the compounds I according to the invention are:
  • Polymers of mono- and diolefins such as. B. low or high density polyethylene, polypropylene, linear polybutene-1, polyisoprene, polybutadiene and copolymers of mono- or diolefins or mixtures of said polymers; Copolymers of mono- or diolefins with other vinyl monomers, such as. B.
  • ethylene-alkyl acrylate copolymers ethylene-alkyl methacrylate copolymers, ethylene-vinyl acetate copolymers or ethylene-acrylic acid copolymers
  • styrene-butadiene styrene-acrylonitrile
  • SAN styrene-acrylonitrile
  • ABS acrylonitrile butadiene styrene
  • MBS methyl methacrylate butadiene styrene
  • Halogen-containing polymers such as. B. polyvinyl chloride, polyvinyl fluoride, polyvinylidene fluoride and their copolymers;
  • Polymers derived from ⁇ , ⁇ -unsaturated acids and their derivatives such as polyacrylates, polymethacrylates, polyacrylamides and polyacrylonitriles;
  • Polymers derived from unsaturated alcohols and amines or from their acrylic derivatives or acetals e.g. B. polyvinyl alcohol and polyvinyl acetate; Polyurethanes, polyamides, polyureas, polyesters, polycarbonates, polysulfones, polyether sulfones and polyether ketones.
  • lacquer coatings can be stabilized with the compounds I according to the invention, for. B. Industrial paints. Among these, stove enamels, among them vehicle paints, preferably two-layer paints, are particularly noteworthy.
  • the compounds I according to the invention can be added to the lacquer in solid or dissolved form. Their good solubility in coating systems is of particular advantage.
  • the compounds I according to the invention are preferably used for stabilizing polyamides and ABS and SAN polymers, in particular molding compositions thereof, and for lacquer coatings.
  • Another preferred area of application is the stabilization of polypropylene and colyamide, in particular fibers thereof.
  • the compounds I according to the invention are notable for good compatibility with the usual types of plastics and for good solubility and excellent compatibility in the customary coating system us. They usually have no or only a very slight intrinsic color and are at the usual plastic and paint processing temperatures stable and non-volatile and above all cause a long protection period of the materials treated with them.
  • the invention is further illustrated by the examples below.
  • the manufacturing conditions have not been optimized.

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  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Hydrogenated Pyridines (AREA)

Abstract

Dérivés d'esters de l'acide beta-aminoacrylique contenant des groupes polyalkylpipéridine, de formule (I) dans laquelle n désigne un nombre compris entre 1 et 50, R1 et R2 désignent un hydrogène, un alkyle de C1 à C6, un formyle , un alkanoyle de C2 à C6, un alkoxy de C1 à C12, un cycloalkoxy, un cyanométhyle, un 2-hydroxyéthyle, un benzyle ou un reste de formule -CR3=CH-CO-OR4, où R1 et R2 sont identiques ou différents, et R3 désigne un hydrogène, un alkyle en C1 à C6 ou un reste de formule -CO-OR4, et R4 désigne un alkyle de C1 à C18, un cycloalkyle de C5 à C8, un aralkyle de C7 à C18, un phényle ou un tolyle, A désigne un alkylène de C2 à C12, un cycloalkylène de C5 à C8, un phénylène, un biphénylène, ou un reste de formule (a), (b), (c), (d) ou (e) dans laquelle m est un nombre égal à 2 ou 3, cependant que pour le cas où n = 1, Y désigne un hydrogène, un alkyle en C1 à C18, un formyle, un alkanoyle en C2 à C18, un aralkyle en C7 à C18 ou un groupement de formule -CH=CH-CO-O-Z, B représente une liaison directe, et Z désigne un alkyle en C1 à C18, un cycloalkyle en C5 à C8, un aralkyle en C7 à C18, un phényle, tolyle ou un reste de formule -(CH2CH2O)pH ou -[CH(CH)3CH2O]pH, où p désigne un nombre compris entre 1 et 30, et dans le cas où n > 1, Y est un hydrogène ou un groupement de formule (f) B est un maillon en pont de formule -CH=CH-CO-O-X-, dans laquelle Z est lié à la double liaison C-C en B, X désigne un alkylène en C2 à C18, un cycloalkylène en C5 à C8, un phénylène, biphénylène ou un groupement de formule -(CH2CH2O)qCH2CH2- ou -[CH(CH3)CH2O]qCH(CH3)CH2-, où q est un nombre compris entre 1 et 30, et Z désigne un groupement de formule (g ou h).
EP92923757A 1991-11-30 1992-11-20 DERIVES D'ESTERS DE L'ACIDE $g(b)-AMINOACRYLIQUE CONTENANT DES GROUPES POLYALKYLPIPERIDINE Withdrawn EP0614458A1 (fr)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
DE4139606A DE4139606A1 (de) 1991-11-30 1991-11-30 Polyalkylpiperidingruppen enthaltende (beta)-aminoacrylsaeureester-derivate
DE4139606 1991-11-30
PCT/EP1992/002672 WO1993011111A1 (fr) 1991-11-30 1992-11-20 DERIVES D'ESTERS DE L'ACIDE β-AMINOACRYLIQUE CONTENANT DES GROUPES POLYALKYLPIPERIDINE

Publications (1)

Publication Number Publication Date
EP0614458A1 true EP0614458A1 (fr) 1994-09-14

Family

ID=6446029

Family Applications (1)

Application Number Title Priority Date Filing Date
EP92923757A Withdrawn EP0614458A1 (fr) 1991-11-30 1992-11-20 DERIVES D'ESTERS DE L'ACIDE $g(b)-AMINOACRYLIQUE CONTENANT DES GROUPES POLYALKYLPIPERIDINE

Country Status (5)

Country Link
US (1) US5504211A (fr)
EP (1) EP0614458A1 (fr)
JP (1) JPH07501530A (fr)
DE (1) DE4139606A1 (fr)
WO (1) WO1993011111A1 (fr)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19544404A1 (de) * 1995-11-29 1997-06-05 Basf Ag Tetramethylpiperidinhaltige Copolymere
DE19625287A1 (de) * 1996-06-25 1998-01-02 Basf Ag Tetramethylpiperidingruppenenthaltende Polykondensate
JP4334033B2 (ja) * 1998-03-23 2009-09-16 アキレス株式会社 農業用塩化ビニル系樹脂フィルム
SG91852A1 (en) * 1998-12-21 2002-10-15 Toyo Boseki Hindered amine compound, resin composition, polyurethane fiber and production method and use thereof
US20060037271A1 (en) * 2004-04-01 2006-02-23 Sinclair Robert F Sr Building block and system for manufacture

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
IT1088576B (it) * 1977-11-29 1985-06-10 Montedison Spa Stabilizzanti per polimeri e composizioni polimeriche con essi stabilizzati
DE3273474D1 (en) * 1981-10-16 1986-10-30 Ciba Geigy Ag Synergistic mixture of low and high molecular weight polyalkyl piperidines
JPS58194931A (ja) * 1982-05-07 1983-11-14 Adeka Argus Chem Co Ltd 合成樹脂組成物
DE3530666A1 (de) * 1985-08-28 1987-03-12 Basf Ag Glykolurilderivate und ihre verwendung als stabilisatoren fuer polymere

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See references of WO9311111A1 *

Also Published As

Publication number Publication date
JPH07501530A (ja) 1995-02-16
WO1993011111A1 (fr) 1993-06-10
DE4139606A1 (de) 1993-06-03
US5504211A (en) 1996-04-02

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