EP0000746A1 - Composés d'organoétain, leur préparation et leur application - Google Patents

Composés d'organoétain, leur préparation et leur application Download PDF

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Publication number
EP0000746A1
EP0000746A1 EP7878100532A EP78100532A EP0000746A1 EP 0000746 A1 EP0000746 A1 EP 0000746A1 EP 7878100532 A EP7878100532 A EP 7878100532A EP 78100532 A EP78100532 A EP 78100532A EP 0000746 A1 EP0000746 A1 EP 0000746A1
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EP
European Patent Office
Prior art keywords
alkyl
radical
radicals
aryl
stabilizers
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.)
Granted
Application number
EP7878100532A
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German (de)
English (en)
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EP0000746B1 (fr
Inventor
Helmut Dr. Korbanka
Franz Dr. Scheidl
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.)
Hoechst AG
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Hoechst AG
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Publication date
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Publication of EP0000746A1 publication Critical patent/EP0000746A1/fr
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Publication of EP0000746B1 publication Critical patent/EP0000746B1/fr
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Classifications

    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08LCOMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L27/00Compositions of homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by a halogen; Compositions of derivatives of such polymers
    • C08L27/02Compositions of homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by a halogen; Compositions of derivatives of such polymers not modified by chemical after-treatment
    • C08L27/04Compositions of homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by a halogen; Compositions of derivatives of such polymers not modified by chemical after-treatment containing chlorine atoms
    • C08L27/06Homopolymers or copolymers of vinyl chloride
    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07FACYCLIC, CARBOCYCLIC OR HETEROCYCLIC COMPOUNDS CONTAINING ELEMENTS OTHER THAN CARBON, HYDROGEN, HALOGEN, OXYGEN, NITROGEN, SULFUR, SELENIUM OR TELLURIUM
    • C07F7/00Compounds containing elements of Groups 4 or 14 of the Periodic Table
    • C07F7/22Tin compounds
    • C07F7/2224Compounds having one or more tin-oxygen linkages
    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07FACYCLIC, CARBOCYCLIC OR HETEROCYCLIC COMPOUNDS CONTAINING ELEMENTS OTHER THAN CARBON, HYDROGEN, HALOGEN, OXYGEN, NITROGEN, SULFUR, SELENIUM OR TELLURIUM
    • C07F7/00Compounds containing elements of Groups 4 or 14 of the Periodic Table
    • C07F7/22Tin compounds
    • C07F7/226Compounds with one or more Sn-S linkages
    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08KUse of inorganic or non-macromolecular organic substances as compounding ingredients
    • C08K5/00Use of organic ingredients
    • C08K5/56Organo-metallic compounds, i.e. organic compounds containing a metal-to-carbon bond
    • C08K5/57Organo-tin compounds

Definitions

  • the invention relates to new organotin compounds, a process for their preparation and their use as stabilizers for halogen-containing polymers.
  • heat stabilizers When processing halogen-containing polymers, in particular polymers and copolymers of vinyl chloride and vinylidene chloride, heat stabilizers must be added in order to prevent or largely delay decomposition, which leads to discoloration, embrittlement and deterioration in the mechanical properties.
  • lead salts of organic and / or inorganic acids barium, cadmium, calcium, strontium, zinc and other metal salts of organic acids or other H-acidic compounds, such as e.g. Phenols and acid esters, as well as organotin compounds are used.
  • the most effective heat stabilizers include organotin compounds such as organotin mercaptides, thioglycolates and carboxylates.
  • the alkyl radical may optionally also contain -0-, -S- or -CO 2 groups and OH substituents, and the radicals R 1 to R 5 corresponding in the two mixture components I and II are always the same.
  • -O 2 C-CH CH-CO 2 -alkyl, where m is the number 1 or 2 and the alkyl radical can optionally also contain -O-, -S- or -CO 2 groups and OH substituents.
  • R 1 examples are OH, NH 2 , alkyl and arylamino residues such as -NH (CH 3 ), 0-alkyl radicals such as -OCH 3 , -OC 2 H 5 , -OC 8 H 17 , -O-CH 2 -CH 2 -OC 4 H 9 , O-CH 2 -CH 2 -O 2 CC 8 H 17 and O - aryl residues such as
  • R 2 to R 4 are at least one radical: with R 1 as mentioned above, besides: H, methyl, ethyl, propyl, hexyl, dodecyl, octadecyl, etc.
  • R 5 examples of R 5 are known residues which are always used in tin stabilizer chemistry.
  • radicals R 5 are in DT-OSS 1 418 001, 1 418 017, 1 418 019, 1 494 332, 1 544 729, 1 569 070, 1 569 136, 1 569 170, 1 694 936, 1 801 274 and 2 006 711, GB-PS 1 439 752 and US-PS 3 925 309.
  • Organotin halide mixtures of the formulas are used the meaning of the symbols R 1 to R 4 is given above;
  • Hal is Cl, Br, J - which, according to the German patent application P 27 357 57, are accessible by reacting certain substituted olefins with metallic tin and hydrogen chloride and sets them at temperatures between about 0 and 150, preferably 15 to 80 ° C.
  • organotin halides are hydrolyzed to organotin oxides and the latter is reacted with the -SH or -C0 2 H compounds with elimination of water.
  • Preferred organotin halides are those according to the above formula in which R 0 -alkyl having 1 to 30, preferably 1 to 20 and in particular 1 to 10 carbon atoms, R 3 and R 4 are hydrogen and R 2 with the preferred meanings given for R 1 .
  • Preferred reaction components representing in the process products of the radical R 5 are esters of thioglycolic acid, esters of T hiopro- propionic acid, alkyl mercaptans having preferably 8 to 18 carbon atoms, such as octyl, dodecyl or stearyl, fatty acids with 8-34 C Atoms, for example lauric acid, 2-ethylhexanoic acid, stearic acid, montanic acid and maleic acid monoesters.
  • organotin halides used are mixtures of tri and dihalides (ratio of organotin dichloride / organotin trichloride depending on the production process between 1: 0.01 to 1: 4), the organotin compounds according to the invention are also mixtures, which is not disadvantageous for the claimed use, because it is known from the practice of organotin stabilizers that mixtures of diaalkyl and monoalkyltin stabilizers in chlorine-containing polymers such as polyvinyl chloride have a synergistic stabilizing effect.
  • organotin stabilizers according to the invention show very good stabilizing properties in halogen-containing polymers, for example chlorinated polyethylene, hard and soft polyvinyl chloride, polyvinylidene chloride, polyvinyl chloroacetate and vinyl chloride- ⁇ -olefin copolymers Effect which corresponds to that of known compounds, for example dibutyltin stabilizers.
  • halogen-containing polymers for example chlorinated polyethylene, hard and soft polyvinyl chloride, polyvinylidene chloride, polyvinyl chloroacetate and vinyl chloride- ⁇ -olefin copolymers Effect which corresponds to that of known compounds, for example dibutyltin stabilizers.
  • thermoplastic compositions stabilized with the new compounds have improved transparency.
  • the new stabilizers are generally used together with other known stabilizers, such as calcium stearate or other stabilizing metal salts, stabilizing aids (epoxides, organophosphites), antioxidants such as phenols, UV-stabilizing compounds, lubricants, plasticizers, pigments, fillers and auxiliaries and the like. ⁇ . used. They are used in amounts of 0.1 to 10, preferably 0.2 to 5 and in particular 0.5 to 3 parts by weight, based on 100 parts by weight of polymer.
  • Examples 1 to 10 describe the preparation of the new organotin compounds
  • Examples 11 to 32 show the polyvinyl chloride stabilizing effect compared to known organotin compounds.
  • Example 1 a number of further organotin stabilizers were prepared using the reactants listed in Table 1 below. 0.2 equivalent of the organotin halide, 0.2 mol of the reaction component, 0.2 mol of triethylamine as hydrogen chloride were always used. Acceptor and used a total of 350 ml of toluene as solvent. In all cases, approximately 27.5 g of triethylamine hydrochloride were isolated as a precipitate. As in Example 1, the organotin compounds obtained contained practically no chlorine. Table 2 shows the results in detail, Table 1 lists the starting materials and their amounts.
  • the mixtures are applied to a 180 ° C heated laboratory two-roll mill and rolled to a skin within one minute at a speed of 20 rpm. Samples are taken from this at intervals of 5 minutes, the colors of which are compared with those of an internal color scale. The individual tests run until the rolled skin takes on a dark brown to black color.
  • a rolled skin is first produced from the mixtures, as described above, and this is then rolled on the rolling mill at 180 ° C. for 10 minutes. About 0.5 mm thick platelets with a diameter of 30 mm are then punched from the fur drawn by the roller. The platelets are wrapped with an aluminum foil and annealed at 180 ° C in a heated cabinet with air circulation. At intervals of 10 minutes, one plate is removed and the color of the plate compared to the color scale.
  • the new stabilizers have a comparable PVC-stabilizing effect compared to the known dibutyltin stabilizers (examples 21 to 24 and 32) with the same amounts of tin in the formulation and corresponding residues, but have less influence on the transparency of the test specimens.

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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)
  • Compositions Of Macromolecular Compounds (AREA)
EP78100532A 1977-08-09 1978-07-28 Composés d'organoétain, leur préparation et leur application Expired EP0000746B1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE2735810 1977-08-09
DE2735810A DE2735810B2 (de) 1977-08-09 1977-08-09 Gemische aus Organozinnverbindungen und ihre Verwendung als Stabilisatoren für chlorhaltige Polymere

Publications (2)

Publication Number Publication Date
EP0000746A1 true EP0000746A1 (fr) 1979-02-21
EP0000746B1 EP0000746B1 (fr) 1981-01-28

Family

ID=6015962

Family Applications (1)

Application Number Title Priority Date Filing Date
EP78100532A Expired EP0000746B1 (fr) 1977-08-09 1978-07-28 Composés d'organoétain, leur préparation et leur application

Country Status (6)

Country Link
US (1) US4237043A (fr)
EP (1) EP0000746B1 (fr)
JP (1) JPS5430119A (fr)
CA (1) CA1116625A (fr)
DE (2) DE2735810B2 (fr)
IT (1) IT1098005B (fr)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2457298A1 (fr) * 1979-05-23 1980-12-19 Elf Aquitaine Compositions de stabilisants organostanniques pour resines halogeno-vinyliques
US4988750A (en) * 1981-07-17 1991-01-29 Schering Ag Non-toxic stabilizer for halogenated polymer
FR2758141A1 (fr) * 1997-01-09 1998-07-10 Atochem North America Elf Composition a base de maleates d'organoetain de poids moleculaire eleve utilisable pour stabiliser des polymeres thermoplastiques. procede d'obtention de ladite composition
FR2758142A1 (fr) * 1997-01-09 1998-07-10 Atochem North America Elf Composition a base de maleates d'organoetain utilisable pour stabiliser et lubrifier des polymeres thermoplastiques. procede d'obtention de ladite composition

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4360619A (en) * 1981-02-26 1982-11-23 Carstab Corporation Stabilizer compositions and polymers containing same
US4314934A (en) * 1981-02-26 1982-02-09 Carstab Corporation Organohalide polymers stabilized with an organotin compound and an ortho mercapto phenol compound
PL147517B1 (en) * 1985-09-25 1989-06-30 Politechnika Warszawska Method of obtaining cyanoorganic compounds
GB8724049D0 (en) * 1987-10-14 1987-11-18 Kodak Ltd Organotin compounds as anionic ionophores
US5470995A (en) * 1993-06-29 1995-11-28 Morton International, Inc. Continuous process for making a dialkyltin thiocarboxylic acid ester
EP2123659A1 (fr) * 2008-05-15 2009-11-25 Arkema France Composés de monoalkyltine à pureté élevée et utilisations associées

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2285392A1 (fr) * 1974-09-16 1976-04-16 Akzo Nv Composes organostanniques, stabilisants pour polymeres les renfermant, leur procede de preparation et intermediaires necessaires a leur preparation
FR2306208A1 (fr) * 1975-03-17 1976-10-29 Akzo Nv Procede pour preparer des dihalogenures organostanniques utiles comme intermediaires dans la preparation des stabilisants pour polymeres

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3440255A (en) * 1967-09-28 1969-04-22 Sumio Matsuda Process for preparing organotin halides
US4105684A (en) * 1974-09-16 1978-08-08 Akzo N.V. Process for the preparation of organotin trihalides
US4080363A (en) * 1975-03-17 1978-03-21 Akzo N.V. Process for making organotin dihalides and trihalides and stabilizers prepared therefrom

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2285392A1 (fr) * 1974-09-16 1976-04-16 Akzo Nv Composes organostanniques, stabilisants pour polymeres les renfermant, leur procede de preparation et intermediaires necessaires a leur preparation
FR2306208A1 (fr) * 1975-03-17 1976-10-29 Akzo Nv Procede pour preparer des dihalogenures organostanniques utiles comme intermediaires dans la preparation des stabilisants pour polymeres

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2457298A1 (fr) * 1979-05-23 1980-12-19 Elf Aquitaine Compositions de stabilisants organostanniques pour resines halogeno-vinyliques
EP0021033A1 (fr) * 1979-05-23 1981-01-07 Societe Nationale Elf Aquitaine Compositions stabilisatrices contenant des composés monoorgano tris-thioalkyl étain et leur application à la stabilisation de polymères halogéno-vinyliques
US4988750A (en) * 1981-07-17 1991-01-29 Schering Ag Non-toxic stabilizer for halogenated polymer
FR2758141A1 (fr) * 1997-01-09 1998-07-10 Atochem North America Elf Composition a base de maleates d'organoetain de poids moleculaire eleve utilisable pour stabiliser des polymeres thermoplastiques. procede d'obtention de ladite composition
FR2758142A1 (fr) * 1997-01-09 1998-07-10 Atochem North America Elf Composition a base de maleates d'organoetain utilisable pour stabiliser et lubrifier des polymeres thermoplastiques. procede d'obtention de ladite composition
WO1998030531A1 (fr) * 1997-01-09 1998-07-16 Elf Atochem S.A. Composition a base de maleates d'organoetain utilisable pour stabiliser et lubrifier des polymeres thermoplastiques. procede d'obtention de ladite composition

Also Published As

Publication number Publication date
DE2735810B2 (de) 1981-01-29
DE2860371D1 (en) 1981-03-19
IT1098005B (it) 1985-08-31
DE2735810A1 (de) 1979-02-15
US4237043A (en) 1980-12-02
JPS5430119A (en) 1979-03-06
CA1116625A (fr) 1982-01-19
IT7826560A0 (it) 1978-08-07
EP0000746B1 (fr) 1981-01-28

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