US3839380A - Manganese-(ii)salts of phosphonic acid half-esters - Google Patents

Manganese-(ii)salts of phosphonic acid half-esters Download PDF

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Publication number
US3839380A
US3839380A US00282636A US28263672A US3839380A US 3839380 A US3839380 A US 3839380A US 00282636 A US00282636 A US 00282636A US 28263672 A US28263672 A US 28263672A US 3839380 A US3839380 A US 3839380A
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carbon atoms
manganese
salts
anion
formula
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Expired - Lifetime
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US00282636A
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English (en)
Inventor
J Rody
P Moser
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Novartis Corp
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Ciba Geigy Corp
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Priority to US440635A priority Critical patent/US3893973A/en
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    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07FACYCLIC, CARBOCYCLIC OR HETEROCYCLIC COMPOUNDS CONTAINING ELEMENTS OTHER THAN CARBON, HYDROGEN, HALOGEN, OXYGEN, NITROGEN, SULFUR, SELENIUM OR TELLURIUM
    • C07F9/00Compounds containing elements of Groups 5 or 15 of the Periodic Table
    • C07F9/02Phosphorus compounds
    • 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
    • C08K5/49Phosphorus-containing compounds
    • C08K5/51Phosphorus bound to oxygen
    • C08K5/53Phosphorus bound to oxygen bound to oxygen and to carbon only
    • C08K5/5317Phosphonic compounds, e.g. R—P(:O)(OR')2

Definitions

  • New manganese-(II) salts of phosphonic acid half-esters are used as stabilisers for polyamides.
  • the new compounds are manufactured from the corresponding sodium salts of the phosphonic acid half-esters and a manganese- (II) salt.
  • the subject of the invention are new manganese-(II) salts of phosphonic acid half-esters, their manufacture, their use for protecting polyamides and, as an industrial product, the organic material protected, with the aid of these salts, against the harmful influence of light.
  • the salts concerned are the salts of the divalent manganese cation with anions of organic acids, for example acetate, oxalate, lactate and benzoate. They are added to the carrier material together with acids of phosphorus, either in the form of the corresponding sodium salts or as free acids or as their esters, such as sodium hexametaphosphate, phosphorous acid, phenyl phosphonic acid or esters thereof, before, during or after the polymerisation or polycondensation.
  • R denotes alkyl with l to 18 carbon atoms, cyclohexyl, aryl with 6 to carbon atoms which is unsubstituted or substituted by 1 or 2 methyl groups or aralkyl with 7 to 11 carbon atoms
  • A denotes the anion of an aliphatic carboxylic acid with 1 to 18 carbon atoms or of an aromatic carboxylic acid with 7 to 11 carbon atoms or the chloride, bromide or iodide anion
  • x denotes 1 or 2
  • y denotes 0 or 1 with x+y being 2
  • R denotes alkyl with 1 to 18 carbon atoms
  • the compounds according to the invention show a distinctly improved action as light stabilisers and'furthermore have the industrially desired advantage of a substantially lower ease of elution from the polyamide by aqueous media.
  • the compounds according to the invention show a far better light protection action andsubstantially more favourable colour properties.
  • R and R in the formula I denote, for example, methyl, ethyl, n-propyl, iso-propyl, butyl, pentyl, hexyl, octyl, iso-octyl, decyl, dodecyl, tetradecyl or octadecyl.
  • R is preferably alkyl with 1 to 12 carbon atoms and particularly preferably alkyl with 2 to 12 and with 3 to 12 carbon atoms.
  • R is preferably alkyl with 2-18 carbon atoms such as methyl, ethyl, propyl, butyl or octyl. Methyl, ethyl or butyl are particularly preferred.
  • Aryl in the formula I denotes, for example, phenyl or naphthyl and aralkyl can denote benzyl, 2-phenylethyl or naphthylmethyl.
  • the anion A in the formula I can be the anion of an aliphatic carboxylic acid with 1 to 18 carbon atoms, for example the anion of formic acid, acetic acid, propionic acid, butyric acid, 2-ethyl-hexanoic acid, lauric acid and stearic acid.
  • the anion A can, however, also be the anion of an aromatic carboxylic acid with 7 to 11 carbon atoms, for example the anion of benzoic acid, of a toluic acid, of phenylacetic acid or of butylbenzoic acid.
  • Anions of aliphatic carboxylic acids with 2 to 8 carbon atoms for example the acetate ion, or anions of aromatic carboxylic acids with 7 or 8 carbon atoms, for example the benzoate ion, are preferred as
  • a Possible carrier materials for the-new compounds are polyamides and copolyamides which are obtained by polymerisation of diamines and dicarboxylic acids and/or of aminocarboxylic acids or the corresponding lactams.
  • the substrates can be in the form of filaments, bristles, films, injection-moulded articles and the like.
  • the compounds of the formula I are added to the carrier materials in an amount which corresponds to 1.0 to 500 p.p.m. of manganese, relative to the carrier material.
  • Manganese additions of 10 to 200 ppm. relative to the carrier material are preferred, and those of 10 to 70 ppm. are particularly preferred.
  • the new compounds can be incorporated into the polyamides before, during or after polyconden-sation, optionally conjointly with further additives.
  • further additives are: pigments, mainly titanium dioxide in its two modifications rutile and anatase, in concentrations of 0.01-3.0%, but also coloured pigments such as sulphides, phthalocyanines, and perylene pigments; chain regulators, for example acetic acid and benzoic acid; phenolic antioxidants or amine antioxidants such as 1,3,5- trimethyl-2,4,6-tri-(3,5-di-tert.-butyl-4-hydroxy benzy1)- benzene, pentaerythritol-[3-(4-hydroxy-3,5-di-tert.
  • butylphenyl)-propionic acidJ-tetraester 1,6 hex-amethylene- [3-(4-hydroxy-3,5-di-tert.-butylphenyl) propionic acid]- diamide, 4,4'-butylidene-bis'(3 methyl 6 tert.
  • UV absorbers which are prefer-ably incorporated into the polymer after the p'olycondensation, for example 2-(2'-liydroxy-3',5'-ditertamyl-phenyl)-benzotriazole and 2-(2'-hydroxy 5'- methyl-phenyl)-benzotriazole; furtheradditives, such as antistatic agents and fiameproofing agents.
  • the new compounds can also be added to the finished polyamide before or during shaping, for example by sprinkling (dry blending) onto dried granules or by applying a solution of the compounds according to the invention, and optionally further additives, to the polyamide and subsequently evaporating the solvent.
  • the ter also partially precipitates I e d e manganese salt of the half es 21 313 has the meaning mdlcated un er th at the same time.
  • removal of the sodium chloride w'th the It is, however, also possible to react 2 mols of a phos- 1s dlspainsed with and the Process 15 hon.c acid half ester of the formula Ha suspension.
  • the filtrate or the resulting suspension is p 1 evaporated to dryness and the residue is extracted with 0 ORI the solvents mentioned in Column 3.
  • the evaporated extract 1s subsequently sub ected to the further purifica- OH (Ha) tion described in Column 4 and is thereafter dried for 8 hours at a temperature of 60 C.
  • Suitable solvents for these reactions are above all water, alcohols, especially methanol, ethanol and isopropanol, ethylene glycol monomethyl ether, ethylene glycol monoethyl ether, dioxane, tetrahydrofurane, acetonitrile and mixtures of these solvents.
  • the reactions are advantageously carried out in an inert gas atmosphere, which can consist, for example, of nitrogen.
  • Such mixtures obtained by the manufacturing processes described are also suitable for use as light stabilisers for polyamides.
  • EXAMPLES 1 TO 3 (COMPARE TABLE I)
  • EXAMPLES 4 TO 10 (COMPARE TABLE II) 0.1 mol of the phosphonic acid half-esters of Column 2, isolated as sodium salts, are dissolved in the type and amount of solvent indicated in Column 3 and a solution of 10.2 g. (0.0515 mol) of manganese-(H) chloride tetrahydrate in 50 ml. of the same solvent is added dropwise at 25 to 30 C. The precipitate thereby produced is filtered oif and eluted with the solvent mentioned until no further chloride ions are detectable in the filtrate. (Example 5 behaves differently in this working-up stage.
  • the amount of Mn-II acetate corresponding to 50 p.p.m. of Mn was dissolved in water and this solution was uniformly dried onto highly delustred polyamide-6 granules (1.8% of TiO The dry sprinkle-coated mixture was then also spun by means of extruders to give den monofilaments which were stretched.
  • np osp onate fromi Il]v ⁇ rampl1 ⁇ ah1 h -l 1..
  • 90 80 70 60 3. 50 p.p.m.o n as up osp onate from Example 2 85 85 70 65 4. 50 p.p.m. of Mn as Mn phosphonate from Example 6 85 75 65 55 5. 50 p.p.m. of Mn as Mn phospho- 6 50nate iromflliilamplleisnilunfi..- 85 70 60 50 ..m.o nas np osp o- 11%; from Example 9 95 85 75 65 7. 50 p.p.m.
  • A is selected from the group consisting of an anion of an aliphatic carboxylic acid with 1 to 18 carbon atoms, an anion of an aromatic carboxylic acid with 7 to 11 carbon atoms, and the chloride, bromide, and iodide anion;
  • x 1 or 2
  • y is 0 or 1, with x+y being 2, and
  • R is alkyl with 1 to 18 carbon atoms.
  • R is selected from the group consisting of alkyl with 1 to 18 carbon atoms, cyclohexyl, phenyl, benzyl and naphthylmethyl.
  • R is selected from the group consisting of alkyl with 1 to 12 carbon atoms, phenyl and benzyl.
  • R is selected from the group consisting of alkyl with 2 to 12 carbon atoms, phenyl and benzyl and R is alkyl with 2 to 18 carbon atoms.
  • R is selected from the group consisting of alkyl with 3 to 12 carbon atoms and benzyl.
  • a compound of claim 1 wherein A is selected from the group consisting of the anion of an aliphatic carboxylic acid with 2 to 8 carbon atoms, the anion of an aromatic carboxylic acid with 7 to 8 carbon atoms, the chloride, bromide and iodide anion and R is selected from the group consisting of methyl, ethyl, propyl, butyl and octyl.
  • a compound of claim 1 wherein A is selected from the group consisting of the anion of acetic acid, the anion of stearic acid, the chloride anion, and the iodide anion, and R is selected from the group consisting of methyl, ethyl and butyl.

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  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Biochemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • Molecular Biology (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Compositions Of Macromolecular Compounds (AREA)
  • Artificial Filaments (AREA)
US00282636A 1971-09-30 1972-08-21 Manganese-(ii)salts of phosphonic acid half-esters Expired - Lifetime US3839380A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
US440635A US3893973A (en) 1971-09-30 1974-02-07 Manganese-(II) salts of phosphonic acid half-esters, polyamide stabilizers

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH1421071A CH562282A5 (enrdf_load_stackoverflow) 1971-09-30 1971-09-30

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US3839380A true US3839380A (en) 1974-10-01

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US (1) US3839380A (enrdf_load_stackoverflow)
JP (1) JPS4843450A (enrdf_load_stackoverflow)
AT (1) ATA839072A (enrdf_load_stackoverflow)
BE (1) BE789440A (enrdf_load_stackoverflow)
CH (1) CH562282A5 (enrdf_load_stackoverflow)
CS (1) CS158746B2 (enrdf_load_stackoverflow)
DD (1) DD104310A5 (enrdf_load_stackoverflow)
DE (1) DE2247265A1 (enrdf_load_stackoverflow)
FR (1) FR2154746B1 (enrdf_load_stackoverflow)
GB (1) GB1369555A (enrdf_load_stackoverflow)
IT (1) IT968469B (enrdf_load_stackoverflow)
NL (1) NL7212359A (enrdf_load_stackoverflow)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4444930A (en) * 1981-08-26 1984-04-24 Ato Chimie Fire-resistant synthetic resin composition containing a polycarbonate, a phosphorous fireproofing additive, and possibly other additives and/or fillers, and articles made from this composition

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP6908892B2 (ja) * 2016-02-01 2021-07-28 日産化学株式会社 フェニルホスホン酸化合物の金属塩を含むポリアミド樹脂組成物

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE621316A (enrdf_load_stackoverflow) *
FR1464681A (fr) * 1964-10-06 1967-01-06 British Celanese Polyamides stabilisés
IL29201A (en) * 1967-01-16 1972-07-26 Fmc Corp Plant growth regulant compositions and method using phosphonic acid derivatives
CH508686A (de) * 1970-10-20 1971-06-15 Ciba Geigy Ag Verwendung von Mangan(II)salzen von Dialkylhydroxybenzylphosphonsäure-Halbestern als Lichtschutzmittel für nichttextile Substrate aus Polyamiden

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4444930A (en) * 1981-08-26 1984-04-24 Ato Chimie Fire-resistant synthetic resin composition containing a polycarbonate, a phosphorous fireproofing additive, and possibly other additives and/or fillers, and articles made from this composition

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Publication number Publication date
IT968469B (it) 1974-03-20
DE2247265A1 (de) 1973-04-05
BE789440A (fr) 1973-03-29
ATA839072A (de) 1975-05-15
CS158746B2 (enrdf_load_stackoverflow) 1974-11-25
CH562282A5 (enrdf_load_stackoverflow) 1975-05-30
GB1369555A (en) 1974-10-09
JPS4843450A (enrdf_load_stackoverflow) 1973-06-23
FR2154746B1 (enrdf_load_stackoverflow) 1974-10-04
FR2154746A1 (enrdf_load_stackoverflow) 1973-05-11
NL7212359A (enrdf_load_stackoverflow) 1973-04-03
DD104310A5 (enrdf_load_stackoverflow) 1974-03-05

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