US20030197151A1 - Stabilizer mixtures - Google Patents

Stabilizer mixtures Download PDF

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US20030197151A1
US20030197151A1 US10/276,120 US27612002A US2003197151A1 US 20030197151 A1 US20030197151 A1 US 20030197151A1 US 27612002 A US27612002 A US 27612002A US 2003197151 A1 US2003197151 A1 US 2003197151A1
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rtm
formula
compound
tinuvin
hydrogen
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Francois Gugumus
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BASF Performance Products LLC
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Ciba Specialty Chemicals Corp
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Assigned to CIBA SPECIALTY CHEMICALS CORP. reassignment CIBA SPECIALTY CHEMICALS CORP. ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS). Assignors: GUGUMUS, FRANCOIS
Publication of US20030197151A1 publication Critical patent/US20030197151A1/en
Priority to US11/052,714 priority Critical patent/US20050143500A1/en
Priority to US11/498,351 priority patent/US20060270764A1/en
Priority to US12/317,014 priority patent/US20090105379A1/en
Priority to US12/607,102 priority patent/US7820744B2/en
Abandoned legal-status Critical Current

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    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09K—MATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FOR ELSEWHERE
    • C09K15/00—Anti-oxidant compositions; Compositions inhibiting chemical change
    • C09K15/04—Anti-oxidant compositions; Compositions inhibiting chemical change containing organic compounds
    • C09K15/26—Anti-oxidant compositions; Compositions inhibiting chemical change containing organic compounds containing nitrogen and sulfur
    • 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
    • C08K5/0008—Organic ingredients according to more than one of the "one dot" groups of C08K5/01 - C08K5/59
    • C08K5/005—Stabilisers against oxidation, heat, light, ozone
    • 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
    • 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
    • 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
    • C08K5/3442—Heterocyclic compounds having nitrogen in the ring having two nitrogen atoms in the ring
    • C08K5/3462—Six-membered rings
    • 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
    • C08K5/3467—Heterocyclic compounds having nitrogen in the ring having more than two nitrogen atoms in the ring
    • C08K5/3477—Six-membered rings
    • 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
    • C08K5/3467—Heterocyclic compounds having nitrogen in the ring having more than two nitrogen atoms in the ring
    • C08K5/3477—Six-membered rings
    • C08K5/3492—Triazines
    • C08K5/34922—Melamine; Derivatives thereof
    • 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
    • C08K5/3467—Heterocyclic compounds having nitrogen in the ring having more than two nitrogen atoms in the ring
    • C08K5/3477—Six-membered rings
    • C08K5/3492—Triazines
    • C08K5/34926—Triazines also containing heterocyclic groups other than triazine groups
    • 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
    • C08K5/35—Heterocyclic compounds having nitrogen in the ring having also oxygen in the ring
    • C08K5/353—Five-membered rings
    • 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
    • C08K5/54—Silicon-containing compounds
    • C08K5/541—Silicon-containing compounds containing oxygen
    • C08K5/5415—Silicon-containing compounds containing oxygen containing at least one Si—O bond
    • C08K5/5419—Silicon-containing compounds containing oxygen containing at least one Si—O bond containing at least one Si—C bond

Definitions

  • the present invention relates to a stabilizer mixture containing a specific sterically hindered amine ester or amide, and two different low molecular weight sterically hindered amines.
  • Stabilizer mixtures containing blends of sterically hindered amines are for example described in U.S. Pat. No. 4,692,468, U.S. Pat. No. 4,863,981, U.S. Pat. No. 5,719,217, U.S. Pat. No. 5,919,399, U.S. Pat. No. 5,965,643, U.S. Pat. No. 5,980,783, U.S. Pat. No. 6,015,849 and U.S. Pat. No. 6,020,406.
  • the present invention relates to a stabilizer mixture containing the components (A) and (B)
  • component (A) is
  • a 1 is hydrogen or C 1 -C 4 alkyl
  • a 2 is a direct bond or C 1 -C 10 alkylene
  • n 1 is a number from 2 to 50;
  • n 2 and n 2 * are a number from 2 to 50;
  • a 3 and A 4 independently of one another are hydrogen or C 1 -C 8 alkyl, or A 3 and A 4 together form a C 2 -C 14 alkylene group, and
  • n 3 independently of one another are a number from 1 to 50;
  • n 4 is a number from 2 to 50
  • a 5 is hydrogen or C 1 -C 4 alkyl
  • radicals A 6 and A 7 independently of one another are C 1 -C 4 alkyl or a group of the formula (a-I)
  • a 8 is hydrogen, C 1 -C 8 alkyl, O ⁇ , —OH, —CH 2 CN, C 1 -C 18 alkoxy, C 5 -C 12 cycloalkoxy, C 3 -C 6 alkenyl, C 7 -C 9 phenylalkyl unsubstituted or substituted on the phenyl by 1, 2 or 3 C 1 -C 4 alkyl; or C 1 -C 8 acyl,
  • radicals A 7 are a group of the formula (a-I); and component (B) is formed by two different low molecular weight sterically hindered amine compounds containing a group of the formula (I) or (II);
  • the compounds of component (B) have a molecular weight up to 1,000 g/mol, for example 155 to 800 g/mol or 155 to 1,000 g/mol or 300 to 800 g/mol or 300 to 1,000 g/mol.
  • the two different compounds of component (B) are preferably selected from the group consisting of the following classes
  • E 1 is hydrogen, C 1 -C 8 alkyl, O ⁇ , —OH, —CH 2 CN, C 1 -C 18 alkoxy, C 5 -C 12 cycloalkoxy, C 3 -C 6 alkenyl, C 7 -C 9 phenylalkyl unsubstituted or substituted on the phenyl by 1, 2 or 3 C 1 -C 4 alkyl; or C 1 -C 8 acyl,
  • m 1 is 1, 2 or 4,
  • E 2 is C 1 -C 14 alkylene or a group of the formula (b-I)
  • E 3 is C 1 -C 10 alkyl or C 2 -C 10 alkenyl
  • E 4 is C 1 -C 10 alkylene
  • E 5 and E 6 independently of one another are C 1 -C 4 alkyl, cyclohexyl or methylcyclohexyl
  • E 2 is C 4 -C 10 alkanetetrayl
  • two of the radicals E 7 are —COO—(C 1 -C 20 alkyl), and
  • E 9 and E 10 together form C 2 -C 14 alkylene
  • E 11 is hydrogen or a group -Z 1 -COO-Z 2 ,
  • Z 1 is C 2 -C 14 alkylene
  • Z 2 is C 1 -C 24 alkyl
  • E 12 has one of the meanings of E 1 ;
  • radicals E 14 independently of one another are hydrogen or C 1 -C 12 alkyl
  • E 15 is C 1 -C 10 alkylene or C 3 -C 10 alkylidene
  • radicals E 16 independently of one another have one of the meanings of E 1 ;
  • E 17 is C 1 -C 24 alkyl
  • E 18 has one of the meanings of E 1 ;
  • E 19 , E 20 and E 21 independently of one another are a group of the formula (b-III)
  • E 22 has one of the meanings of E 1 ;
  • E 24 is hydrogen, C 1 -C 12 alkyl or C 1 -C 12 alkoxy
  • m 2 is 1, 2 or 3
  • E 25 has one of the meanings of E 1 , and
  • E 26 is C 2 -C 22 alkylene
  • E 26 is a group of the formula (b-IV)
  • radicals E 27 independently of one another are C 2 -C 12 alkylene, and the radicals E 28 independently of one another are C 1 -C 12 alkyl or C 5 -C 12 cycloalkyl;
  • the radicals E 29 independently of one another have one of the meanings of E 1 , and E 30 is C 2 -C 22 alkylene, C 5 -C 7 cycloalkylene, C 1 -C 4 alkylenedi(C 5 -C 7 cycloalkylene), phenylene or phenylenedi(C 1 -C 4 alkylene); or
  • E 31 is C 1 -C 10 alkyl, C 5 -C 12 cycloalkyl, C 1 -C 4 alkyl-substituted C 5 -C 12 cycloalkyl, phenyl or C 1 -C 10 alkyl-substituted phenyl,
  • E 32 is C 3 -C 10 alkylene
  • E 33 has one of the meanings of E 1 , and
  • m 3 is a number from 2 to 6.
  • One of the preferred embodiments of this invention relates to stabilizer mixtures wherein the two compounds of component (B) are selected from different classes.
  • component (B) are:
  • alkyl having up to 25 carbon atoms examples include methyl, ethyl, propyl, isopropyl, n-butyl, sec-butyl, isobutyl, tert-butyl, 2-ethylbutyl, n-pentyl, isopentyl, 1-methylpentyl, 1,3-dimethyl-butyl, n-hexyl, 1-methylhexyl, n-heptyl, isoheptyl, 1,1,3,3-tetramethylbutyl, 1-methylheptyl, 3-methylheptyl, n-octyl, 2-ethylhexyl, 1,1,3-trimethylhexyl, 1,1,3,3-tetramethylpentyl, nonyl, decyl, undecyl, 1-methylundecyl, dodecyl, 1,1,3,3,5,5-hexamethylhexyl, tridecyl
  • a 8 , E 1 , E 8 , E 12 , E 13 , E 16 , E 18 , E 22 , E 23 , E 25 , E 29 and E 33 is C 1 -C 4 alkyl, especially methyl.
  • alkoxy having up to 18 carbon atoms are methoxy, ethoxy, propoxy, isopropoxy, butoxy, isobutoxy, pentoxy, isopentoxy, hexoxy, heptoxy, octoxy, decyloxy, dodecyloxy, tetradecyloxy, hexadecyloxy and octadecyloxy.
  • One of the preferred meanings of E 1 is octoxy.
  • E 24 is preferably C 1 -C 4 alkoxy.
  • C 5 -C 12 cycloalkyl examples are cyclopentyl, cyclohexyl, cycloheptyl, cyclooctyl and cyclododecyl.
  • C 1 -C 4 Alkyl-substituted C 5 -C 12 cycloalkyl is for example methylcyclohexyl or dimethylcyclohexyl.
  • C 5 -C 12 cycloalkoxy examples are cyclopentoxy, cyclohexoxy, cycloheptoxy, cyclooctoxy, cyclodecyloxy and cyclododecyloxy.
  • C 1 -C 10 Alkyl-substituted phenyl is for example methylphenyl, dimethylphenyl, trimethylphenyl or tert-butylphenyl.
  • C 7 -C 9 phenylalkyl are benzyl and phenylethyl.
  • C 7 -C 9 Phenylalkyl which is substituted on the phenyl radical by 1, 2 or 3 C 1 -C 4 alkyl is for example methylbenzyl, dimethylbenzyl, trimethylbenzyl or tert-butylbenzyl.
  • alkenyl having up to 10 carbon atoms are allyl, 2-methallyl, butenyl, pentenyl and hexenyl. Allyl is preferred.
  • the carbon atom in position 1 is preferably saturated.
  • acyl containing not more than 8 carbon atoms are formyl, acetyl, propionyl, butyryl, pentanoyl, hexanoyl, heptanoyl, octanoyl, acryloyl, methacryloyl and benzoyl.
  • C 1 -C 8 Alkanoyl, C 3 -C 8 alkenyl and benzoyl are preferred.
  • Acetyl and acryloyl are especially preferred.
  • alkylene having up to 22 carbon atoms examples include methylene, ethylene, propylene, trimethylene, tetramethylene, pentamethylene, 2,2-dimethyltrimethylene, hexamethylene, trimethylhexamethylene, octamethylene and decamethylene.
  • C 3 -C 10 alkylidene is the group
  • C 4 -C 10 alkanetetrayl is 1,2,3,4-butanetetrayl.
  • C 5 -C 7 cycloalkylene is cyclohexylene.
  • C 1 -C 4 alkylenedi(C 5 -C 7 cycloalkylene) is methylenedicyclohexylene.
  • phenylenedi(C 1 -C 4 alkylene) is methylene-phenylene-methylene or ethylene-phenylene-ethylene.
  • n 1 , n 2 , n 2 * and n 4 are preferably a number from 2 to 25, in particular 2 to 20.
  • n 3 is preferably a number from 1 to 25, in particular 1 to 20.
  • m 3 is preferably a number from 2 to 6 or 2 to 5, in particular 2 to 4.
  • Component (A) is preferably TINUVIN 622 (RTM), HOSTAVIN N 30 (RTM) or FERRO AM 806 (RTM).
  • the compounds of component (B) are preferably selected from the group consisting of DASTIB 845 (RTM), TINUVIN 770 (RTM), TINUVIN 765 (RTM), TINUVIN 144 (RTM), TINUVIN 123 (RTM), ADK STAB LA 52 (RTM), ADK STAB LA 57 (RTM), ADK STAB LA 62 (RTM), ADK STAB LA 67 (RTM), HOSTAVIN N 20 (RTM), HOSTAVIN N 24 (RTM), SANDUVOR 3050 (RTM), DIACETAM 5 (RTM), SUMISORB TM 61 (RTM), UVINUL 4049 (RTM), SANDUVOR PR 31(RTM), GOODRITE UV 3034 (RTM), GOODRITE UV 3150 (RTM), GOODRITE UV 3159 (RTM), GOODRITE 3110 ⁇ 128 (RTM), UVINUL 4050 H (RTM), UVASIL 299 LM (RTM) and UVASIL 2000 LM
  • terminal groups which saturate the free valences in the compounds of the formulae (A-1), (A-2-a), (A-2-b), (A-4) and (B-11) depend on the processes used for their preparation.
  • the terminal groups can also be modified after the preparation of the compounds.
  • a 1 is hydrogen or methyl
  • a dicarboxylic acid diester of the formula Y—OOC-A 2 -COO—Y in which Y is, for example, methyl, ethyl or propyl, and A 2 is as defined above
  • the terminal group bonded to the 2,2,6,6-tetramethyl-4-oxypiperidin-1-yl radical is hydrogen or —CO-A 2 -COO—Y
  • the terminal group bonded to the diacyl radical is —O—Y or
  • the terminal group bonded to the nitrogen can be, for example, hydrogen and the terminal group bonded to the 2-hydroxypropylene radical can be, for example, a
  • the terminal group bonded to the dimethylene radical can be, for example, —OH
  • the terminal group bonded to the oxygen can be, for example, hydrogen.
  • the terminal groups can also be polyether radicals.
  • the end group bonded to the —CH 2 — residue can be, for example, hydrogen and the end group bonded to the —CH(CO 2 A 7 ) residue can be, for example, —CH ⁇ CH—COOA 7 .
  • the terminal group bonded to the silicon atom can be, for example, (E 31 ) 3 Si—O—, and the terminal group bonded to the oxygen can be, for example, —Si(E 31 ) 3 .
  • the compounds of the formula (B-11) can also be in the form of cyclic compounds if m 3 is a number from 3 to 6, i.e. the free valences shown in the structural formula then form a direct bond.
  • a 8 is preferably hydrogen, C 1 -C 4 alkyl, C 1 -C 10 alkoxy, cyclohexyloxy, allyl, benzyl or acetyl.
  • E 1 , E 8 , E 12 , E 13 , E 16 , E 18 , E 22 , E 23 , E 25 , E 29 and E 33 are preferably hydrogen, C 1 -C 4 alkyl, C 1 -C 10 alkoxy, cyclohexyloxy, allyl, benzyl or acetyl.
  • a 8 , E 1 , E 8 , E 12 , E 13 , E16, E 18 , E 22 , E 23 , E 25 , E 29 and E 33 are in particular hydrogen or methyl and E 1 additionally is C 1 -C 8 alkoxy.
  • a 1 is hydrogen or methyl
  • a 2 is a direct bond or C 2 -C 6 alkylene
  • n 1 is a number from 2 to 25;
  • n 2 and n 2 * are a number from 2 to 25;
  • a 3 and A 4 independently of one another are hydrogen or C 1 -C 4 alkyl, or A 3 and A 4 together form a C 9 -C 13 alkylene group, and
  • n 3 independently of one another are a number from 1 to 25;
  • n 4 is a number from 2 to 25,
  • a 5 and A 6 independently of one another are C 1 -C 4 alkyl
  • a 7 is C 1 -C 4 alkyl or a group of the formula (a-I)
  • m 1 is 1, 2 or 4,
  • E 2 is C 2 -C 10 alkylene or a group of the formula (b-I)
  • E 3 is C 1 -C 4 alkyl
  • E 4 is C 1 -C 6 alkylene
  • E 5 and E 6 independently of one another are C 1 -C 4 alkyl
  • E 2 is C 4 -C 8 alkanetetrayl
  • two of the radicals E 7 are —COO—(C 10 -C 15 alkyl), and
  • two of the radicals E 7 are a group of the formula (b-II);
  • E 9 and E 10 together form C 9 -C 13 alkylene
  • E 11 is hydrogen or a group -Z 1 -COO-Z 2 ,
  • Z 1 is C 2 -C 6 alkylene
  • Z 2 is C 10 -C 16 alkyl
  • E 14 is hydrogen
  • E 15 is C 2 -C 6 alkylene or C 3 -C 5 alkylidene
  • E 17 is C 10 -C 14 alkyl
  • E 24 is C 1 -C 4 alkoxy
  • m 2 is 1, 2 or 3
  • E 26 is a group of the formula (b-IV)
  • radicals E 27 independently of one another are C 2 -C 6 alkylene, and
  • radicals E 28 independently of one another are C 1 -C 4 alkyl or C 5 -C 8 cycloalkyl;
  • E 30 is C 2 -C 8 alkylene
  • E 31 is C 1 -C 4 alkyl
  • E 32 is C 3 -C 6 alkylene
  • m 3 is a number from 2 to 6.
  • a particularly preferred embodiment of this invention relates to a stabilizer mixture wherein
  • component (A) is a compound of the formula (A-1-a), (A-2-a), (A-2-b), (A-3-a) or (A-4-a);
  • n 1 is a number from 2 to 20;
  • n 2 and n 2 * are a number from 2 to 20;
  • n 3 independently of one another are a number from 1 to 20;
  • n 4 is a number from 2 to 20
  • radicals A 7 are a group of the formula (a-I)
  • a 8 is hydrogen, C 1 -C 8 alkyl, O ⁇ , —OH, —CH 2 CN, C 1 -C 18 alkoxy, C 5 -C 12 cycloalkoxy, C 3 -C 6 alkenyl, C 7 -C 9 phenylalkyl unsubstituted or substituted on the phenyl by 1, 2 or 3 C 1 -C 4 alkyl; or C 1 -C 8 acyl,
  • component (B) is formed by two different compounds selected from the group consisting of compounds of the formulae (B-1-a), (B-1-b), (B-1-c), (B-1-d), (B-2-a), (B-3-a), (B-3-b), (B-4-a), (B-4-b), (B-5), (B-6-a), (B-7), (B-8-a), (B-9-a), (B-9-b), (B-9-c), (B-10-a) and (B-11-a);
  • E 1 is hydrogen, C 1 -C 8 alkyl, O ⁇ , —OH, —CH 2 CN, C 1 -C 18 alkoxy, C 5 -C 12 cycloalkoxy, C 3 -C 6 alkenyl, C 7 -C 9 phenylalkyl unsubstituted or substituted on the phenyl by 1, 2 or 3 C 1 -C 4 alkyl; or C 1 -C 8 acyl;
  • E 8 has one of the meanings of E 1 ;
  • E 12 has one of the meanings of E 1 ;
  • E 13 has one of the meanings of E 1 ;
  • E 16 has one of the meanings of E 1 ;
  • E 18 has one of the meanings of E 1 ;
  • E 22 has one of the meanings of E 1 ;
  • E 23 has one of the meanings of E 1 ;
  • E 25 has one of the meanings of E 1 ;
  • E 29 has one of the meanings of E 1 ;
  • a particularly preferred embodiment of this invention also relates to a stabilizer mixture wherein one of the two different compounds forming component (B) is a compound of the formula (B-1-b) with E 1 being hydrogen.
  • Another preferred embodiment of this invention relates to a stabilizer mixture wherein
  • component (A) is a compound of the formula (A-1-a) with n 1 being a number from 2 to 20 or a compound of the formula (A-2-a) or (A-2-b) wherein n 2 and n 2 * are a number from 2 to 20; and
  • one of the two different compounds forming component (B) is a compound of the formula (B-1-b) with E 1 being hydrogen.
  • a further particularly preferred embodiment of this invention is a stabilizer mixture wherein
  • component (A) is a compound of the formula (A-1-a) with n 1 being a number from 2 to 20 or a compound of the formula (A-2-a) or (A-2-b) wherein n 2 and n 2 * are a number from 2 to 20;
  • one of the two different compounds forming component (B) is a compound of the formula (B-1-b) with E 1 being hydrogen;
  • the other of the two different compounds forming component (B) is a compound of the formula (B-1-a) with E 1 being hydrogen, (B-1-b) with E 1 being methyl, (B-1-d) with E 1 being hydrogen or methyl, (B-3-a) with E 12 being hydrogen, (B-3-b) with E 12 being hydrogen, (B-4-b) with E 13 being hydrogen, (B-5) with E 16 being hydrogen, (B-6-a) with E 18 being hydrogen or methyl, (B-8-a) with E 23 being methyl, (B-9-c) with E 25 being hydrogen or methyl, (B-10-a) with E 29 being hydrogen, or (B-11-a) with E 33 being hydrogen.
  • Examples of stabilizer mixtures according to the present invention are the following combinations of commercial products:
  • stabilizer mixtures are those wherein in the above combinations 1 to 324 the commercial product TINUVIN 622 (RTM) is replaced by a compound of the formula (A-2-a) and/or (A-2-b)
  • n 2 and n 2 * are a number from 2 to 20.
  • stabilizer mixtures are those wherein in the above combinations 1 to 324 the commercial product TINUVIN 622 (RTM) is replaced by a compound of the formula (A-4-a)
  • n 4 is a number from 2 to 20, and at least 50% of the radicals A 7 are a group of the formula
  • Combinations of particular interest are numbers 1, 4, 7, 8, 12, 13 and 15 to 24, and the corresponding combinations wherein TINUVIN 622 (RTM) is replaced by a compound of the formula (A-2-a) and/or (A-2-b).
  • TINUVIN 770 corresponds to the compound of the formula (B-1-b) wherein E 1 is hydrogen.
  • TINUVIN 765 corresponds to the compound of the formula (B-1-b) wherein E 1 is methyl.
  • TINUVIN 123 corresponds to the compound of the formula (B-1-b) wherein E 1 is octyloxy.
  • TINUVIN 144 corresponds to the compound of the formula (B-1-c) wherein E 1 is methyl.
  • HOSTAVIN N 24 corresponds to the compound of the formula (B-3-b) wherein E 12 is hydrogen.
  • RTM The commercial product SANDUVOR 3050 (RTM) corresponds to the compound of the formula (B-3-b-1) shown below, wherein E 12 is hydrogen.
  • the commercial product SUMISORB TM 61 corresponds to the compound of the formula (B-4-b) wherein E 13 is hydrogen.
  • UVASIL 299 LM (RTM) or UVASIL 2000 LM (RTM) contains as active ingredient the compound of the formula (B-11-a) wherein R 16 is hydrogen.
  • the compound of the formula (B-3-b-1) has the following structure:
  • the stabilizer mixture according to this invention is suitable for stabilizing organic materials against degradation induced by light, heat or oxidation.
  • organic materials are the following:
  • Polymers of monoolefins and diolefins for example polypropylene, polyisobutylene, polybut-1-ene, poly-4-methylpent-1-ene, polyisoprene or polybutadiene, as well as polymers of cycloolefins, for instance of cyclopentene or norbornene, polyethylene (which optionally can be crosslinked), for example high density polyethylene (HDPE), high density and high molecular weight polyethylene (HDPE-HMW), high density and ultrahigh molecular weight polyethylene (HDPE-UHMW), medium density polyethylene (MDPE), low density polyethylene (LDPE), linear low density polyethylene (LLDPE), (VLDPE) and (ULDPE).
  • HDPE high density polyethylene
  • HDPE-HMW high density and high molecular weight polyethylene
  • HDPE-UHMW high density and ultrahigh molecular weight polyethylene
  • MDPE medium density polyethylene
  • LDPE low density polyethylene
  • LLDPE linear low density poly
  • Polyolefins i.e. the polymers of monoolefins exemplified in the preceding paragraph, preferably polyethylene and polypropylene, can be prepared by different, and especially by the following, methods:
  • These metals usually have one or more than one ligand, typically oxides, halides, alcoholates, esters, ethers, amines, alkyls, alkenyls and/or aryls that may be either ⁇ - or ⁇ -coordinated.
  • These metal complexes may be in the free form or fixed on substrates, typically on activated magnesium chloride, titanium(III) chloride, alumina or silicon oxide.
  • These catalysts may be soluble or insoluble in the polymerisation medium.
  • the catalysts can be used by themselves in the polymerisation or further activators may be used, typically metal alkyls, metal hydrides, metal alkyl halides, metal alkyl oxides or metal alkyloxanes, said metals being elements of groups Ia, IIa and/or IIIa of the Periodic Table.
  • the activators may be modified conveniently with further ester, ether, amine or silyl ether groups.
  • These catalyst systems are usually termed Phillips, Standard Oil Indiana, Ziegler (-Natta), TNZ (DuPont), metallocene or single site catalysts (SSC).
  • Copolymers of monoolefins and diolefins with each other or with other vinyl monomers for example ethylene/propylene copolymers, linear low density polyethylene (LLDPE) and mixtures thereof with low density polyethylene (LDPE), propylene/but-1-ene copolymers, propylene/isobutylene copolymers, ethylene/but-1-ene copolymers, ethylene/hexene copolymers, ethylene/methylpentene copolymers, ethylene/heptene copolymers, ethylene/octene copolymers, propylene/butadiene copolymers, isobutylene/isoprene copolymers, ethylene/alkyl acrylate copolymers, ethylene/alkyl methacrylate copolymers, ethylene/vinyl acetate copolymers and their copolymers with carbon monoxide or ethylene/acrylic acid copolymers and their salts
  • Hydrocarbon resins for example C 5 -C 9
  • hydrogenated modifications thereof e.g. tackifiers
  • mixtures of polyalkylenes and starch
  • Copolymers of styrene or ⁇ -methylstyrene with dienes or acrylic derivatives for example styrene/butadiene, styrene/acrylonitrile, styrene/alkyl methacrylate, styrene/butadiene/alkyl acrylate, styrene/butadiene/alkyl methacrylate, styrene/maleic anhydride, styrene/acrylonitrile/methyl acrylate; mixtures of high impact strength of styrene copolymers and another polymer, for example a polyacrylate, a diene polymer or an ethylene/propylene/diene terpolymer; and block copolymers of styrene such as styrene/butadiene/styrene, styrene/isoprene/styrene, styren
  • Halogen-containing polymers such as polychloroprene, chlorinated rubbers, chlorinated and brominated copolymer of isobutylene-isoprene (halobutyl rubber), chlorinated or sulfo-chlorinated polyethylene, copolymers of ethylene and chlorinated ethylene, epichlorohydrin homo- and copolymers, especially polymers of halogen-containing vinyl compounds, for example polyvinyl chloride, polyvinylidene chloride, polyvinyl fluoride, polyvinylidene fluoride, as well as copolymers thereof such as vinyl chloride/vinylidene chloride, vinyl chloride/vinyl acetate or vinylidene chloride/vinyl acetate copolymers.
  • halogen-containing polymers such as polychloroprene, chlorinated rubbers, chlorinated and brominated copolymer of isobutylene-isoprene (halobutyl rubber), chlor
  • Copolymers of the monomers mentioned under 9) with each other or with other unsaturated monomers for example acrylonitrilel butadiene copolymers, acrylonitrile/alkyl acrylate copolymers, acrylonitrile/alkoxyalkyl acrylate or acrylonitrile/vinyl halide copolymers or acrylonitrile/alkyl methacrylate/butadiene terpolymers.
  • Polyacetals such as polyoxymethylene and those polyoxymethylenes which contain ethylene oxide as a comonomer; polyacetals modified with thermoplastic polyurethanes, acrylates or MBS.
  • Polyamides and copolyamides derived from diamines and dicarboxylic acids and/or from aminocarboxylic acids or the corresponding lactams for example polyamide 4, polyamide 6, polyamide 6/6, 6/10, 619, 6/12, 4/6, 12/12, polyamide 11, polyamide 12, aromatic polyamides starting from m-xylene diamine and adipic acid; polyamides prepared from hexamethylenediamine and isophthalic or/and terephthalic acid and with or without an elastomer as modifier, for example poly-2,4,4,-trimethylhexamethylene terephthalamide or poly-m-phenylene isophthalamide; and also block copolymers of the aforementioned polyamides with polyolefins, olefin copolymers, ionomers or chemically bonded or grafted elastomers; or with polyethers, e.g. with polyethylene glycol, polypropylene glycol or polytetram
  • Polyesters derived from dicarboxylic acids and diols and/or from hydroxycarboxylic acids or the corresponding lactones for example polyethylene terephthalate, polybutylene terephthalate, poly-1,4-dimethylolcyclohexane terephthalate, polyalkylene naphthalate (PAN) and polyhydroxybenzoates, as well as block copolyether esters derived from hydroxyl-terminated polyethers; and also polyesters modified with polycarbonates or MBS.
  • Crosslinkable acrylic resins derived from substituted acrylates for example epoxy acrylates, urethane acrylates or polyester acrylates.
  • Crosslinked epoxy resins derived from aliphatic, cycloaliphatic, heterocyclic or aromatic glycidyl compounds, e.g. products of diglycidyl ethers of bisphenol A and bisphenol F, which are crosslinked with customary hardeners such as anhydrides or amines, with or without accelerators.
  • Natural polymers such as cellulose, rubber, gelatin and chemically modified homologous derivatives thereof, for example cellulose acetates, cellulose propionates and cellulose butyrates, or the cellulose ethers such as methyl cellulose; as well as rosins and their derivatives.
  • Blends of the aforementioned polymers for example PP/EPDM, Polyamide/EPDM or ABS, PVC/EVA, PVC/ABS, PVC/MBS, PC/ABS, PBTP/ABS, PC/ASA, PC/PBT, PVC/CPE, PVC/acrylates, POM/thermoplastic PUR, PC/thermoplastic PUR, POM/acrylate, POM/MBS, PPO/HIPS, PPO/PA 6.6 and copolymers, PA/HDPE, PA/PP, PA/PPO, PBT/PC/ABS or PBT/PET/PC.
  • polyblends for example PP/EPDM, Polyamide/EPDM or ABS, PVC/EVA, PVC/ABS, PVC/MBS, PC/ABS, PBTP/ABS, PC/ASA, PC/PBT, PVC/CPE, PVC/acrylates, POM/thermoplastic PUR, PC/thermoplastic PUR, POM/acrylate, POM/MBS
  • Naturally occurring and synthetic organic materials which are pure monomeric compounds or mixtures of such compounds, for example mineral oils, animal and vegetable fats, oil and waxes, or oils, fats and waxes based on synthetic esters (e.g. phthalates, adipates, phosphates or trimellitates) and also mixtures of synthetic esters with mineral oils in any weight ratios, typically those used as spinning compositions, as well as aqueous emulsions of such materials.
  • synthetic esters e.g. phthalates, adipates, phosphates or trimellitates
  • Aqueous emulsions of natural or synthetic rubber e.g. natural latex or latices of carboxylated styrene/butadiene copolymers.
  • This invention therefore additionally relates to a composition
  • a composition comprising an organic material subject to degradation induced by light, heat or oxidation and the stabilizer mixture described herein above.
  • a further embodiment of the present invention is a method for stabilizing an organic material against degradation induced by light, heat or oxidation, which comprises incorporating into the organic material the stabilizer mixture described herein above.
  • the organic material is preferably a synthetic polymer, in particular from one of the above groups.
  • Polyolefins are preferred and polyethylene, polypropylene, a polyethylene copolymer and a polypropylene copolymer are particularly preferred.
  • the compounds of components (A) and (B) may be added to the organic material to be stabilized either individually or mixed with one another.
  • Each of the compounds of components (A) and (B) may be present in the organic material in an amount of preferably 0.005 to 5%, in particular 0.01 to 1% or 0.05 to 1%, relative to the weight of the organic material.
  • the weight ratio of the components (A):(B) is preferably 10:1 to 1:100, in particular 10:1 to 1:10 or 5:1 to 1:5. Further examples for the weight ratio are also 1:1 to 1:10, for example 1:2 to 1:5.
  • the weight ratio of the two components forming component (B) is for example 1:10 to 10:1 or 1:5 to 5:1, preferably 1:2 to 2:1, in particular 1:1.
  • the above components can be incorporated into the organic material to be stabilized by known methods, for example before or during shaping or by applying the dissolved or dispersed compounds to the organic material, if necessary with subsequent evaporation of the solvent.
  • the components can be added to the organic material in the form of a powder, granules or a masterbatch, which contains these components in, for example, a concentration of from 2.5 to 25% by weight.
  • the compounds of components (A) and (B) can be blended with each other before incorporation in the organic material. They can be added to a polymer before or during the polymerization or before the crosslinking.
  • the materials stabilized according to this invention can be used in a wide variety of forms, for example as films, fibres, tapes, moulding compositions, profiles or as binders for paints, adhesives or putties.
  • the stabilized material may additionally also contain various conventional additives, for example:
  • Alkylated monophenols for example 2,6-di-tert-butyl-4-methylphenol, 2-tert-butyl-4,6-di-methylphenol, 2,6-di-tert-butyl-4-ethylphenol, 2,6-di-tert-butyl-4-n-butylphenol, 2,6-di-tert-butyl-4-isobutylphenol, 2,6-dicyclopentyl-4-methylphenol, 2-( ⁇ -methylcyclohexyl)-4,6-dimethylphenol, 2,6-dioctadecyl-4-methylphenol, 2,4,6-tricyclohexylphenol, 2,6-di-tert-butyl-4-methoxymethylphenol, nonylphenols which are linear or branched in the side chains, for example 2,6-di-nonyl-4-methylphenol, 2,4-dimethyl-6-(1′-methylundec-1′-yl
  • Alkylthiomethylphenols for example 2,4-dioctylthiomethyl-6-tert-butylphenol, 2,4-dioctyl-thiomethyl-6-methylphenol, 2,4-dioctylthiomethyl-6-ethylphenol, 2,6-di-dodecylthiomethyl-4-nonylphenol.
  • Hydroquinones and alkylated hydroquinones for example 2,6-di-tert-butyl-4-methoxyphenol, 2,5-di-tert-butylhydroquinone, 2,5-di-tert-amylhydroquinone, 2,6-diphenyl-4-octadecyloxyphenol, 2,6-di-tert-butylhydroquinone, 2,5-di-tert-butyl-4-hydroxyanisole, 3,5-di-tert-butyl-4-hydroxyanisole, 3,5-di-tert-butyl-4-hydroxyphenyl stearate, bis(3,5-di-tert-butyl-4-hydroxyphenyl) adipate.
  • 2,6-di-tert-butyl-4-methoxyphenol 2,5-di-tert-butylhydroquinone, 2,5-di-tert-amylhydroquinone, 2,6-diphenyl-4-
  • Tocopherols for example ⁇ -tocopherol, ⁇ -tocopherol, ⁇ -tocopherol, ⁇ -tocopherol and mixtures thereof (vitamin E).
  • Hydroxylated thiodiphenyl ethers for example 2,2′-thiobis(6-tert-butyl-4-methylphenol), 2,2′-thiobis(4-octylphenol), 4,4′-thiobis(6-tert-butyl-3-methylphenol), 4,4′-thiobis(6-tert-butyl-2-methylphenol), 4,4′-thiobis(3,6-di-sec-amylphenol), 4,4′-bis(2,6-dimethyl-4-hydroxyphenyl)-disulfide.
  • 2,2′-thiobis(6-tert-butyl-4-methylphenol 2,2′-thiobis(4-octylphenol), 4,4′-thiobis(6-tert-butyl-3-methylphenol), 4,4′-thiobis(6-tert-butyl-2-methylphenol), 4,4′-thiobis(3,6-di-sec-amylphenol), 4,4′-bis(2,6-
  • Alkylidenebisphenols for example 2,2′-methylenebis(6-tert-butyl-4-methylphenol), 2,2′-methylenebis(6-tert-butyl-4-ethylphenol), 2,2′-methylenebis[4-methyl-6-( ⁇ -methylcyclohexyl)-phenol], 2,2′-methylenebis(4-methyl-6-cyclohexylphenol), 2,2′-methylenebis(6-nonyl-4-methylphenol), 2,2′-methylenebis(4,6-di-tert-butylphenol), 2,2′-ethylidenebis(4,6-di-tert-butylphenol), 2,2′-ethylidenebis(6-tert-butyl-4-isobutylphenol), 2,2′-methylenebis[6-( ⁇ -methylbenzyl)-4-nonylphenol], 2,2′-methylenebis[6-( ⁇ , ⁇ -dimethylbenzyl)
  • O—, N— and S-benzyl compounds for example 3,5,3′,5′-tetra-tert-butyl-4,4′-dihydroxydibenzyl ether, octadecyl-4-hydroxy-3,5-dimethylbenzylmercaptoacetate, tridecyl-4-hydroxy-3,5-di-tert-butylbenzylmercaptoacetate, tris(3,5-di-tert-butyl-4-hydroxybenzyl)amine, bis(4-tert-butyl-3-hydroxy-2,6-dimethylbenzyl)dithioterephthalate, bis(3,5-di-tert-butyl-4-hydroxybenzyl)sulfide, isooctyl-3,5-di-tert-butyl-4-hydroxybenzylmercaptoacetate.
  • S-benzyl compounds for example 3,5,3′,5′-tetra-tert-butyl-4,4′-
  • 1.8. Hydroxybenzylated malonates for example dioctadecyl-2,2-bis(3,5-di-tert-butyl-2-hydroxybenzyl)malonate, di-octadecyl-2-(3-tert-butyl-4-hydroxy-5-methylbenzyl)malonate, di-dodecylmercaptoethyl-2,2-bis(3,5-di-tert-butyl-4-hydroxybenzyl)malonate, bis[4-(1,1,3,3-tetramethylbutyl)phenyl]-2,2-bis(3,5-di-tert-butyl-4-hydroxybenzyl)malonate.
  • Hydroxybenzylated malonates for example dioctadecyl-2,2-bis(3,5-di-tert-butyl-2-hydroxybenzyl)malonate, di-octadecyl-2-(3-tert-butyl-4-hydroxy-5
  • Aromatic hydroxybenzyl compounds for example 1,3,5-tris(3,5-di-tert-butyl-4-hydroxybenzyl)-2,4,6-trimethylbenzene, 1,4-bis(3,5-di-tert-butyl-4-hydroxybenzyl)-2,3,5,6-tetramethylbenzene, 2,4,6-tris(3,5-di-tert-butyl-4-hydroxybenzyl)phenol.
  • Triazine compounds for example 2,4-bis(octylmercapto)-6-(3,5-di-tert-butyl-4-hydroxyanilino)-1,3,5-triazine, 2-octylmercapto-4,6-bis(3,5-di-tert-butyl-4-hydroxyanilino)-1,3,5-triazine, 2-octylmercapto-4,6-bis(3,5-di-tert-butyl-4-hydroxyphenoxy)-1,3,5-triazine, 2,4,6-tris-(3,5-di-tert-butyl-4-hydroxyphenoxy)-1,2,3-triazine, 1,3,5-tris(3,5-di-tert-butyl-4-hydroxybenzyl)isocyanurate, 1,3,5-tris(4-tert-butyl-3-hydroxy-2,6-dimethylbenzyl)isocyanurate, 2,4,6
  • Benzylphosphonates for example dimethyl-2,5-di-tert-butyl-4-hydroxybenzylphosphonate, diethyl-3,5-di-tert-butyl-4-hydroxybenzylphosphonate, dioctadecyl3,5-di-tert-butyl-4-hydroxybenzylphosphonate, dioctadecyl-5-tert-butyl-4-hydroxy-3-methylbenzylphosphonate, the calcium salt of the monoethyl ester of 3,5-di-tert-butyl-4-hydroxybenzylphosphonic acid.
  • esters of ⁇ -(3,5-di-tert-butyl-4-hydroxyphenyl)propionic acid with mono- or polyhydric alcohols e.g. with methanol, ethanol, n-octanol, i-octanol, octadecanol, 1,6-hexanediol, 1,9-nonanediol, ethylene glycol, 1,2-propanediol, neopentyl glycol, thiodiethylene glycol, diethylene glycol, triethylene glycol, pentaerythritol, tris(hydroxyethyl)isocyanurate, N,N′-bis(hydroxyethyl)oxamide, 3-thiaundecanol, 3-thiapentadecanol, trimethylhexanediol, trimethylolpropane, 4-hydroxymethyl-1-phospha-2,6,7-triox
  • esters of ⁇ -(5-tert-butyl-4-hydroxy-3-methylphenyl)propionic acid with mono- or polyhydric alcohols e.g. with methanol, ethanol, n-octanol, i-octanol, octadecanol, 1,6-hexanediol, 1,9-nonanediol, ethylene glycol, 1,2-propanediol, neopentyl glycol, thiodiethylene glycol, diethylene glycol, triethylene glycol, pentaerythritol, tris(hydroxyethyl)isocyanurate, N,N′-bis-(hydroxyethyl)oxamide, 3-thiaundecanol, 3-thiapentadecanol, trimethylhexanediol, trimethylolpropane, 4-hydroxymethyl-1-phospha-2,6,7-triox
  • esters of ⁇ -(3,5-dicyclohexyl-4-hydroxyphenyl)propionic acid with mono- or polyhydric alcohols e.g. with methanol, ethanol, octanol, octadecanol, 1,6-hexanediol, 1,9-nonanediol, ethylene glycol, 1,2-propanediol, neopentyl glycol, thiodiethylene glycol, diethylene glycol, triethylene glycol, pentaerythritol, tris(hydroxyethyl)isocyanurate, N,N′-bis(hydroxyethyl)oxamide, 3-thiaundecanol, 3-thiapentadecanol, trimethylhexanediol, trimethylolpropane, 4-hydroxymethyl-1-phospha-2,6,7-trioxabicyclo[2.2.2]octane.
  • esters of 3,5-di-tert-butyl-4-hydroxyphenyl acetic acid with mono- or polyhydric alcohols e.g. with methanol, ethanol, octanol, octadecanol, 1,6-hexanediol, 1,9-nonanediol, ethylene glycol, 1,2-propanediol, neopentyl glycol, thiodiethylene glycol, diethylene glycol, triethylene glycol, pentaerythritol, tris(hydroxyethyl)isocyanurate, N,N′-bis(hydroxyethyl)oxamide, 3-thiaundecanol, 3-thiapentadecanol, trimethylhexanediol, trimethylolpropane, 4-hydroxymethyl-1-phospha-2,6,7-trioxabicyclo[2.2.2]octane.
  • Aminic antioxidants for example N,N′-di-isopropyl-p-phenylenediamine, N,N′-di-sec-butyl-p-phenylenediamine, N,N′-bis(1,4-dimethylpentyl)-p-phenylenediamine, N,N′-bis(1-ethyl-3-methylpentyl)-p-phenylenediamine, N,N′-bis(1-methylheptyl)-p-phenylenediamine, N,N′-dicyclohexyl-p-phenylenediamine, N,N′-diphenyl-p-phenylenediamine, N,N′-bis(2-naphthyl)-p-phenylenediamine, N-isopropyl-N′-phenyl-p-phenylenediamine, N-(1,3-dimethylbutyl)-N′-phenyl-N-phenyl
  • R 3′-tert-butyl-4′-hydroxy-5′-2H-benzotraizol-2-ylphenyl, 2-[2′-hydroxy-3′-( ⁇ , ⁇ -dimethylbenzyl)-5′-(1,1,3,3-tetramethylbutyl)phenyl]-benzotriazole; 2-[2′-hydroxy-3′-(1,1,3,3-tetramethylbutyl)-5′-( ⁇ , ⁇ -dimethylbenzyl)phenyl]benzotriazole.
  • esters of substituted and unsubstituted benzoic acids for example 4-tert-butylphenyl salicylate, phenyl salicylate, octylphenyl salicylate, dibenzoyl resorcinol, bis(4-tert-butylbenzoyl)resorcinol, benzoyl resorcinol, 2,4-di-tert-butylphenyl 3,5-di-tert-butyl-4-hydroxybenzoate, hexadecyl 3,5-di-tert-butyl-4-hydroxybenzoate, octadecyl 3,5-di-tert-butyl-4-hydroxybenzoate, 2-methyl-4,6-di-tert-butylphenyl 3,5-di-tert-butyl-4-hydroxybenzoate.
  • Nickel compounds for example nickel complexes of 2,2′-thiobis[4-(1,1,3,3-tetramethylbutyl)phenol], such as the 1:1 or 1:2 complex, with or without additional ligands such as n-butylamine, triethanolamine or N-cyclohexyldiethanolamine, nickel dibutyldithiocarbamate, nickel salts of the monoalkyl esters, e.g. the methyl or ethyl ester, of 4-hydroxy-3,5-di-tert-butylbenzylphosphonic acid, nickel complexes of ketoximes, e.g. of 2-hydroxy-4-methylphenylundecylketoxime, nickel complexes of 1-phenyl-4-lauroyl-5-hydroxypyrazole, with or without additional ligands.
  • additional ligands such as n-butylamine, triethanolamine or N-cyclohexyldiethanolamine, nickel dibutyldithiocarbamate,
  • Oxamides for example 4,4′-dioctyloxyoxanilide, 2,2′-diethoxyoxanilide, 2,2′-dioctyloxy-5,5′-di-tert-butoxanilide, 2,2′-didodecyloxy-5,5′-di-tert-butoxanilide, 2-ethoxy-2′-ethyloxanilide, N,N′-bis(3-dimethylaminopropyl)oxamide, 2-ethoxy-5-tert-butyl-2′-ethoxanilide and its mixture with 2-ethoxy-2′-ethyl-5,4′-di-tert-butoxanilide, mixtures of o- and p-methoxy-disubstituted oxanilides and mixtures of o- and p-ethoxy-disubstituted oxanilides.
  • Metal deactivators for example N,N′-diphenyloxamide, N-salicylal-N′-salicyloyl hydrazine, N,N′-bis(salicyloyl)hydrazine, N,N′-bis(3,5-di-tert-butyl-4-hydroxyphenylpropionyl)hydrazine, 3-salicyloylamino-1,2,4-triazole, bis(benzylidene)oxalyl dihydrazide, oxanilide, isophthaloyl dihydrazide, sebacoyl bisphenylhydrazide, N,N′-diacetyladipoyl dihydrazide, N,N′-bis(salicyloyl)oxalyl dihydrazide, N,N′-bis(salicyloyl)thiopropionyl dihydrazide.
  • N,N′-diphenyloxamide N
  • Phosphites and phosphonites for example triphenyl phosphite, diphenylalkyl phosphites, phenyldialkyl phosphites, tris(nonylphenyl) phosphite, trilauryl phosphite, trioctadecyl phosphite, distearylpentaerythritol diphosphite, tris(2,4-di-tert-butylphenyl) phosphite, dilsodecyl pentaerythritol diphosphite, bis(2,4-di-tert-butylphenyl)pentaerythritol diphosphite, bis(2,4-di-cumylphenyl)pentaerythritol diphosphite, bis(2,6-di-tert-butyl-4-methylphenyl)pentaeryth
  • Hydroxylamines for example N,N-dibenzylhydroxylamine, N,N-diethylhydroxylamine, N,N-dioctylhydroxylamine, N,N-dilaurylhydroxylamine, N,N-ditetradecylhydroxylamine, N,N-dihexadecylhydroxylamine, N,N-dioctadecylhydroxylamine, N-hexadecyl-N-octadecylhydroxylamine, N-heptadecyl-N-octadecylhydroxylamine, N,N-dialkylhydroxylamine derived from hydrogenated tallow amine.
  • Nitrones for example N-benzyl-alpha-phenylnitrone, N-ethyl-alpha-methylnitrone, N-octyl-alpha-heptylnitrone, N-lauryl-alpha-undecylnitrone, N-tetradecyl-alpha-tridecylnitrone, N-hexadecyl-alpha-pentadecylnitrone, N-octadecyl-alpha-heptadecylnitrone, N-hexadecyl-alpha-heptadecylnitrone, N-ocatadecyl-alpha-pentadecylnitrone, N-heptadecyl-alpha-heptadecylnitrone, N-octadecyl-alpha-hexadecylnitrone, nitrone derived from N,N
  • Thiosynergists for example dilauryl thiodipropionate or distearyl thiodipropionate.
  • Peroxide scavengers for example esters of ⁇ -thiodipropionic acid, for example the lauryl, stearyl, myristyl or tridecyl esters, mercaptobenzimidazole or the zinc salt of 2-mercaptobenzimidazole, zinc dibutyldithiocarbamate, dioctadecyl disulfide, pentaerythritol tetrakis( ⁇ -dodecylmercapto)propionate.
  • esters of ⁇ -thiodipropionic acid for example the lauryl, stearyl, myristyl or tridecyl esters
  • mercaptobenzimidazole or the zinc salt of 2-mercaptobenzimidazole zinc dibutyldithiocarbamate
  • dioctadecyl disulfide pentaerythritol tetrakis( ⁇ -dodecylmercap
  • Polyamide stabilisers for example copper salts in combination with iodides and/or phosphorus compounds and salts of divalent manganese.
  • Basic co-stabilisers for example melamine, polyvinylpyrrolidone, dicyandiamide, triallyl cyanurate, urea derivatives, hydrazine derivatives, amines, polyamides, polyurethanes, alkali metal salts and alkaline earth metal salts of higher fatty acids, for example calcium stearate, zinc stearate, magnesium behenate, magnesium stearate, sodium ricinoleate and potassium palmitate, antimony pyrocatecholate or zinc pyrocatecholate.
  • Basic co-stabilisers for example melamine, polyvinylpyrrolidone, dicyandiamide, triallyl cyanurate, urea derivatives, hydrazine derivatives, amines, polyamides, polyurethanes, alkali metal salts and alkaline earth metal salts of higher fatty acids, for example calcium stearate, zinc stearate, magnesium behenate, magnesium stearate, sodium ric
  • Nucleatina agents for example inorganic substances, such as talcum, metal oxides, such as titanium dioxide or magnesium oxide, phosphates, carbonates or sulfates of, preferably, alkaline earth metals; organic compounds, such as mono- or polycarboxylic acids and the salts thereof, e.g. 4-tert-butylbenzoic acid, adipic acid, diphenylacetic acid, sodium succinate or sodium benzoate; polymeric compounds, such as ionic copolymers (ionomers).
  • inorganic substances such as talcum
  • metal oxides such as titanium dioxide or magnesium oxide
  • phosphates carbonates or sulfates of, preferably, alkaline earth metals
  • organic compounds such as mono- or polycarboxylic acids and the salts thereof, e.g. 4-tert-butylbenzoic acid, adipic acid, diphenylacetic acid, sodium succinate or sodium benzoate
  • polymeric compounds such as ionic copoly
  • Fillers and reinforcing agents for example calcium carbonate, silicates, glass fibres, glass bulbs, asbestos, talc, kaolin, mica, barium sulfate, metal oxides and hydroxides, carbon black, graphite, wood flour and flours or fibers of other natural products, synthetic fibers.
  • additives for example plasticisers, lubricants, emulsifiers, pigments, rheology additives, catalysts, flow-control agents, optical brighteners, flameproofing agents, antistatic agents and blowing agents.
  • the weight ratio of the total amount of components (A) and (B) to the total amount of the conventional additives can be, for example, 100:1 to 1:100 or 10:1 to 1:10.
  • TINUVIN 770 (RTM):
  • the material thus obtained is compression molded in a laboratory press between two aluminum foils for 6 minutes at 260° C. to a 0.5 mm thick film which is cooled immediately to room temperature in a water-cooled press. Samples of 60 mm ⁇ 25 mm are cut out of these 0.5 mm films and are exposed in a WEATHER-OMETER Ci 65 (black panel temperature 63 ⁇ 2° C., without water-spraying).
  • T 0.1 The exposure time (T 0.1 ) corresponding to the formation of a carbonyl absorbance of 0.1 is a measure for the efficiency of the light stabilizer system.
  • the values obtained are summarized in Table 1. High T 0.1 values are desired.
  • TABLE 1 T 0.1 in hours
  • the amount amount of the of the light light stabilizers stabilizers used is used is 0.075% 0.05% Light stabilizer system each*). each*).
  • TINUVIN 770 RTM + TINUVIN 765 (RTM) 1780 3095 TINUVIN 770 (RTM) + TINUVIN 144 (RTM) 1990 2815 TINUVIN 770 (RTM) + TINUVIN 123 (RTM) 1780 2650 TINUVIN 770 (RTM) + HOSTAVIN N 20 2760 3205 (RTM) TINUVIN 770 (RTM) + ADK STAB LA 57 2245 3045 (RTM) TINUVIN 770 (RTM) + GOODRITE UV 3034 2440 3570 (RTM) TINUVIN 770 (RTM) + GOODRITE UV 3150 2715 3230 (RTM) TINUVIN 770 (RTM) + Compound (B-6-a-1) 1930 3095 TINUVIN 770 (RTM) + Compound (B-6-a-2) 2000 3400 TINUVIN 770 (RTM) + Compound (B-10-a-1) 3510 3940 TINUVIN 770 (RTM) +
  • the material thus obtained is compression molded in a laboratory press between two aluminum foils for 6 minutes at 260° C. to a 0.5 mm thick film which is cooled immediately to room temperature in a water-cooled press. Samples of 60 mm ⁇ 25 mm are cut out of these 0.5 mm films and are exposed in a WEATHER-OMETER Ci 65 (black panel temperature 63 ⁇ 2° C., without water-spraying).
  • T 0.1 The exposure time (T 0.1 ) corresponding to the formation of a carbonyl absorbance of 0.1 is a measure for the efficiency of the light stabilizer system.
  • the values obtained are summarized in the following tables. High T 0.1 values are desired.
  • TABLE 2A T 0.1 T 0.1 T 0.1 in hours in hours in hours
  • RTM Light Light Light stabilizer stabilizer stabilizer system in system in system in combi- combi- combi- nation nation with with with with TINUVIN TINUVIN TINUVIN 622 622 622 622 (RTM) (RTM)
  • RTM The amount amount amount of the of the of the stabilizers stabilizers stabilizers of the of the of the light light light T 0.1 stabilizer stabilizer stabilizer in hours system system system system The is 0.05% is 0.07
  • TINUVIN 770 RTM + 4635 6025 TINUVIN 144 (RTM) TINUVIN 770 (RTM) + 4935 6080 TINUVIN 123 (RTM) TINUVIN 770 (RTM) + 5105 6005 HOSTAVIN N 24 (RTM) TINUVIN 770 (RTM) + 5450 6800 ADK STAB LA 57 (RTM) TINUVIN 770 (RTM) + 6925 7735 GOODRITE UV 3034 (RTM) TINUVIN 770 (RTM) + 6530 7335 Compound (B-6-a-2) TINUVIN 770 (RTM) + 6040 6905 Compound (B-1-a-1) TINUVIN 770 (RTM) + 5070 >6495 SANDUVOR 3050 (RTM)
  • TINUVIN 770 (RTM) + 4815 >7260 TINUVIN 765 (RTM) TINUVIN 770 (RTM) + 5695 7145 TINUVIN 144 (RTM) TINUVIN 770 (RTM) + 4670 7080 TINUVIN 123 (RTM) TINUVIN 770 (RTM) + 5390 6710 HOSTAVIN N 24 (RTM) TINUVIN 770 (RTM) + 6655 >7260 ADK STAB LA 52 (RTM) TINUVIN 770 (RTM) + 5040 6760 ADK STAB LA 62 (RTM) TINUVIN 770 (RTM) + 5010 6205 ADK STAB LA 67 (RTM) TINUVIN 770 (RTM) + 5825 >7260 Compound (B-10-a-1) TINUVIN 770 (RTM) + 6125 7215 Compound (B-1-a-1) TINUVIN 770 (RTM) + 5690 >7260 SANDUV

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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)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Compositions Of Macromolecular Compounds (AREA)
  • Hydrogenated Pyridines (AREA)
  • Anti-Oxidant Or Stabilizer Compositions (AREA)
US10/276,120 2000-05-31 2001-05-22 Stabilizer mixtures Abandoned US20030197151A1 (en)

Priority Applications (4)

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US12/317,014 US20090105379A1 (en) 2000-05-31 2008-12-18 Stabilizer mixtures
US12/607,102 US7820744B2 (en) 2000-05-31 2009-10-28 Stabilizer mixtures

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US11/498,351 Abandoned US20060270764A1 (en) 2000-05-31 2006-08-03 Stabilizer mixtures
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EP1564254A1 (en) * 2004-02-17 2005-08-17 DSM IP Assets B.V. Unsaturated polyester resing or vinyl ester resin compositions
EP1564253A1 (en) * 2004-02-17 2005-08-17 DSM IP Assets B.V. Unsaturated polyester resins or vinyl ester resin compositions
US20060124904A1 (en) * 2002-04-12 2006-06-15 Francois Gugumus Stabilizer mixtures
US8366822B2 (en) 2011-06-20 2013-02-05 Dow Global Technologies Llc Cementitious tile adhesives and method of applying the same to a tile substrate
US9062143B2 (en) 2008-02-08 2015-06-23 Dow Global Technologies Llc Water-redispersible polymer powder
US20170306133A1 (en) * 2014-12-02 2017-10-26 Nuc Corporation Crosslinkable resin composition and electric wire/cable
WO2018013181A1 (en) 2016-07-13 2018-01-18 Chevron Oronite Company Llc Synergistic lubricating oil composition containing mixture of antioxidants

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US7534823B2 (en) * 2004-07-07 2009-05-19 Adeka Corporation Vinyl chloride resin composition
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KR102126057B1 (ko) * 2017-12-28 2020-06-23 삼성에스디아이 주식회사 편광판 및 이를 포함하는 광학표시장치

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Cited By (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20060124904A1 (en) * 2002-04-12 2006-06-15 Francois Gugumus Stabilizer mixtures
US7595008B2 (en) 2002-04-12 2009-09-29 Ciba Specialty Chemicals Corporation Stabilizer mixtures
EP1564254A1 (en) * 2004-02-17 2005-08-17 DSM IP Assets B.V. Unsaturated polyester resing or vinyl ester resin compositions
EP1564253A1 (en) * 2004-02-17 2005-08-17 DSM IP Assets B.V. Unsaturated polyester resins or vinyl ester resin compositions
WO2005078019A1 (en) * 2004-02-17 2005-08-25 Dsm Ip Assets B.V. Unsaturated polyester resins or vinyl ester resin compositions
WO2005078020A1 (en) * 2004-02-17 2005-08-25 Dsm Ip Assets B.V. Unsaturated polyester resins or vinyl resin compositions
US9062143B2 (en) 2008-02-08 2015-06-23 Dow Global Technologies Llc Water-redispersible polymer powder
US8366822B2 (en) 2011-06-20 2013-02-05 Dow Global Technologies Llc Cementitious tile adhesives and method of applying the same to a tile substrate
US20170306133A1 (en) * 2014-12-02 2017-10-26 Nuc Corporation Crosslinkable resin composition and electric wire/cable
WO2018013181A1 (en) 2016-07-13 2018-01-18 Chevron Oronite Company Llc Synergistic lubricating oil composition containing mixture of antioxidants
US10077410B2 (en) 2016-07-13 2018-09-18 Chevron Oronite Company Llc Synergistic lubricating oil composition containing mixture of antioxidants

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US20050143500A1 (en) 2005-06-30
BR0111290A (pt) 2003-06-10
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