[go: up one dir, main page]

EP0000726B1 - Masses à mouler contenant une polyoléfine et un carbonate alcalino-terreux ainsi que leur préparation - Google Patents

Masses à mouler contenant une polyoléfine et un carbonate alcalino-terreux ainsi que leur préparation Download PDF

Info

Publication number
EP0000726B1
EP0000726B1 EP78100497A EP78100497A EP0000726B1 EP 0000726 B1 EP0000726 B1 EP 0000726B1 EP 78100497 A EP78100497 A EP 78100497A EP 78100497 A EP78100497 A EP 78100497A EP 0000726 B1 EP0000726 B1 EP 0000726B1
Authority
EP
European Patent Office
Prior art keywords
parts
carbon atoms
acid
radical
weight
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.)
Expired
Application number
EP78100497A
Other languages
German (de)
English (en)
Other versions
EP0000726A1 (fr
Inventor
Walter Dr. Lüders
Walter Dr. Herwig
Ulrich Dr. Van Spankeren
Karlheinz Dr. Burg
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
Original Assignee
Hoechst AG
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 Hoechst AG filed Critical Hoechst AG
Publication of EP0000726A1 publication Critical patent/EP0000726A1/fr
Application granted granted Critical
Publication of EP0000726B1 publication Critical patent/EP0000726B1/fr
Expired legal-status Critical Current

Links

Classifications

    • 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
    • C08K5/49—Phosphorus-containing compounds
    • C08K5/51—Phosphorus bound to oxygen
    • C08K5/53—Phosphorus bound to oxygen bound to oxygen and to carbon only
    • C08K5/5317—Phosphonic compounds, e.g. R—P(:O)(OR')2
    • C08K5/5333—Esters of phosphonic acids
    • 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
    • C08K3/00—Use of inorganic substances as compounding ingredients
    • C08K3/18—Oxygen-containing compounds, e.g. metal carbonyls
    • C08K3/24—Acids; Salts thereof
    • C08K3/26—Carbonates; Bicarbonates
    • 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
    • C08K9/00—Use of pretreated ingredients
    • C08K9/04—Ingredients treated with organic substances

Definitions

  • the invention relates to a filler-containing plastic molding composition consisting of 90 to 20 parts by weight of a polyolefin
  • R 1 is an alkyl group with 1 to 18 carbon atoms, an alkenyl group with 2 to 18 carbon atoms, an aralkyl group with 7 to 13 carbon atoms, the alkyl chain of which has 1 to 3 carbon atoms, or an aralkenyl group with 8 to 13 carbon atoms, the alkenyl chain has 2 or carbon atoms
  • R 2 and R 3 are identical or different and are hydrogen, an alkyl radical with 1 to 8 carbon atoms, an aryl radical with 6 to 10 carbon atoms, an aralkyl radical with 7 to 13 carbon atoms, the alkyl chain of which has 1 to 3 carbon atoms, or an alkenyl radical with 3 to 5 carbon atoms.
  • the organophosphorus compounds of the formula (I) to be used according to the invention are phosphonic acids and their esters.
  • R 1 is an alkyl radical having 1 to 18, preferably 3 to 8, in particular 2 to 6 carbon atoms.
  • the alkyl radical can be straight-chain or branched or ring-shaped.
  • R 1 also denotes an alkenyl radical with 2 to 18, preferably 2 to 12 carbon atoms, or an aralkyl radical with 7 to 13, preferably 7 to 10, in particular 7 to 9 carbon atoms, the alkyl chain of which has 1 to 3, preferably 1 or 2, carbon atoms, or an aralkenyl radical having 8 to 13, preferably 8 to 10, in particular 8 to 9 carbon atoms, the alkenyl chain of which has 2 or 3 carbon atoms.
  • the aromatic radical is a carbocyclic nucleus with 6 or 10 ring carbon atoms, which optionally carries side chains.
  • R 2 and R 3 are the same or different and each represents hydrogen, an unbranched or branched or cyclic alkyl radical having 1 to 8, preferably 2 to 8 carbon atoms, an aryl radical having 6 to 10, preferably 6 to 8 carbon atoms, an aralkyl radical having 7 to 13, preferably 7 to 10 carbon atoms, the alkyl chain of which has 1 to 3, preferably 1 or 2 carbon atoms, or an alkenyl radical with 3 to 5, preferably 3 or 4 carbon atoms.
  • Aromatic radicals are preferably carbocyclic nuclei with 6 or 10 ring carbon atoms, which can optionally carry side chains.
  • the phosphonic acids and phosphonic acid esters to be used according to the invention can be prepared by known methods.
  • the phosphonic acids can be removed from their tetra- or dihalides by reaction with water, by saponification of the corresponding esters, by disproportionation of phosphonic acids or by adding phosphorous acid to olefinic double bonds; the phosphonic acid esters by reacting the phosphonic acid tetra- or dihalides with alcohols or from esters of phosphorous acid with alkyl halides (Kosolapoff, Organophosphorus Compounds, Wiley and Sons, New York, 1950; Houben-Weyl, Vol. XII / 1, Thieme Verlag Stuttgart ).
  • Suitable phosphonic acids are, for example, methanephosphonic acid, ethanephosphonic acid, propanephosphonic acid, butanephosphonic acid, n-hexanephosphonic acid, cyclohexanephosphonic acid, 2,3-dimethylbutanephosphonic acid, octanephosphonic acid, decanephosphonic acid, dodecanephosphonic acid, octadecanephosphonic acid, phenylmethanephosphonic acid, 2-phosphonic acid, 2-phosphonic acid 2-phenyl-vinylphosphonic acid-1, 2,4-dimethyl-4-methyl-pentane-phosphonic acid, dimethyl-2-methylpropane-phosphonic acid and 2,4-dimethyl-butane-phosphonic acid.
  • Vinylphosphonic acid, propanephosphonic acid, hexanephosphonic acid, octanephosphonic acid, dodecanephosphonic acid, 2,4-dimethyl-4-methylpentane-phosphonic acid, dimethyl-2-methylpropane-phosphonic acid and 2,4-dimethyl-butane-phosphonic acid are preferably used.
  • Suitable phosphonic acid esters are, for example, Methanphosphonklathylester, ethanephosphonic acid-diäthyiester, ethanephosphonic acid dibutyl, Butanphosphonklare dibutyl, n-Hexanphosphonklathylester, n-hexanephosphonic diphenyl, Octanphosphonklathylester, dodecanephosphonic acid dimethyl ester, Octadecanphosphonklare acid diethyl ester, vinylphosphonic acid dimethyl ester, vinylphosphonic acid diethyl ester, vinylphosphonic acid-di- (2-ethylhexyl) ester, vinylphosphonic acid dioctyl ester, vinylphosphonic acid diallyl ester, allylphosphonic acid diallyl ester, allylphosphonic acid dimethallyl ester, phenylmethane phosphonic acid monoethyl ester, methanephosphonic acid e
  • the phosphonic acids and phosphonic acid esters to be used according to the invention are added to the molding composition in an amount of 0.1-10% by weight, preferably 0.5-2% by weight, based on the filler. Mixtures of different phosphonic acids or phosphonic acid esters, or mixtures of phosphonic acid with phosphonic acid esters can also be used.
  • the filler can be a natural or synthetic, i.e. precipitated alkaline earth carbonate.
  • Suitable carbonates are, for example, limestone powder, chalk, precipitated calcium carbonate, natural magnesite, natural hydromagnesite, synthetic basic magnesium carbonate, calcium magnesium carbonate, dolomite. Calcium carbonates are preferably used.
  • the alkaline earth metal carbonates to be used according to the invention have an average particle diameter of 0.1 to 50 ⁇ m, preferably 1 to 10 ⁇ m. Mixtures of different alkaline earth carbonates can also be used.
  • the phosphonic acid or the phosphonic acid ester can be introduced into the molding composition in various ways.
  • the filler in an organic solvent, alcohols such as methanol, ethanol, butanol, hydrocarbons such as hexane, benzene, toluene, ethers such as diethyl ether, di-iso-propyl ether or ketones such as acetone, diethyl ketone serve as solvents.
  • alcohols such as methanol, ethanol, butanol
  • hydrocarbons such as hexane, benzene, toluene
  • ethers such as diethyl ether, di-iso-propyl ether or ketones such as acetone, diethyl ketone
  • ketones such as acetone, diethyl ketone
  • the adhesion promoter is liquid, it can be added directly to the filler or diluted with a suitable solvent in a high-speed mixer or sprayed onto the filler from a spray device in the form of a mist. In this way, solid adhesion promoters can also be applied to the filler dissolved in a suitable solvent.
  • the adhesion promoter can be mixed with the polymer in a mixer and then the untreated filler can be added, or all three components, namely the polymer, the filler and the adhesion promoter can be mixed at the same time.
  • This simultaneous mixing can take place in a premixer, but also in the granulating extruder.
  • the filler is preferably first treated with the adhesion promoter.
  • Suitable base polymers for the plastic molding compositions according to the invention are 1-olefin homopolymers and copolymers, for example polyethylene of high density and low density, polypropylene, polybutene-1, poly- (4-methyl) -pentene-1, olefin copolymers such as ethylene Propylene copolymers and ethylene-butene copolymers, mixtures of these polymers and mixtures of these polymers with rubber-like polymers are used.
  • Polyethylene is particularly preferably used.
  • the polymer content of the molding compositions is 90 to 20, preferably 70 to 30,% by weight.
  • the molding compositions according to the invention can contain the usual additives which facilitate processing and improve the physical properties. As such, new light and heat stabilizers, antioxidants, antistatic agents and the like. as well as color pigments, flame retardants.
  • the first group is generally contained in the molding compositions in an amount of from 0.01 to 5 percent by weight, based on the amount of polymer plus filler. Color pigments and flame retardants Medium are used in an amount according to needs.
  • An effective stabilizer composition for poly-1-Oiefine such as high, medium and Niederdruckpolymerisate of C 2 - to C 4- 1-olefins, especially polyethylene and polypropylene, or of copolymers of such 1-olefins, for example, consist, in each case based per 100 parts by weight of polymer, from 0.05 to 4 parts by weight of a phenolic stabilizer, optionally 0.01 to 4 parts by weight of a sulfur-containing costabilizer, and optionally 0.01 to 3 parts by weight of a basic or neutral metal soap, such as calcium stearate or zinc stearate, and optionally 0.1 to 4 parts by weight of a phosphite and optionally 0.01 to 4 parts by weight of a known UV stabilizer from the group of alkoxyhydroxybenzophenones, hydroxyphenylbenzotriazoles, benzylidenmalonic acid monotrilesters or the so-called Quencher (eg nickel chelates).
  • Quencher eg nickel chel
  • a polymerization initiator for example benzoyl peroxide, dicumyl peroxide, tert-butyl hydroperoxide, tert-butyl peroctoate, azobisisobutyronitrile in an amount of 0.01 to 1 percent by weight, based on the amount of unsaturated phosphonic acid or phosphonic acid esters can be added.
  • thermoplastic molding composition according to the invention have very good impact strength and impact strength, which makes them particularly suitable for the production of technical articles.
  • adhesion promoters to be used according to the invention are that they have a favorable influence on the flow behavior of the polymer melt during injection molding and, for example, facilitate the filling of the mold in the production of complicated injection molded parts.
  • test specimens are listed in Table I.
  • a 1/2 standard rod is used as a test specimen.
  • Elongation and tensile strength are determined according to DIN 53 455, impact strength according to DIN 53 453 (30 mm jaw spacing, transverse position) impact strength according to DIN 53 448, ball indentation hardness according to DIN 52 456 and the modulus of elasticity according to DIN 53 457.
  • Example 1 The same calcium carbonate as in Example 1 is treated with different phosphonic acids or phosphonic acid esters in different concentrations, based on the amounts of calcium carbonate. 300 parts of the calcium carbonate thus treated are mixed with 700 parts of the same polyethylene and the mixture is processed as described in Example 1. The properties of the test specimens are listed in Table 11.
  • Example 15 is repeated, except that 3 parts of dodecanephosphonic acid are used instead of octanephosphonic acid to modify the calcium carbonate.
  • the properties of the test specimens are listed in Table III.
  • a solution of 5 parts of octadecanephosphonic acid in 50 parts of acetone is converted into 500 parts in 30 minutes in a high-speed mixer at 1200 to 500 parts of calcium carbonate of calcite type with an average particle diameter of 5 microns and a specific surface area (BET) of 1 m 2 / g RPM sprayed.
  • BET specific surface area
  • Example 17 is repeated, except that 5 parts of vinylphosphonic acid bis (2-ethylhexyl) ester are used without solvent instead of octadecanephosphonic acid.
  • the mixture is further processed as described in Example 1.
  • the properties of the test specimens are listed in Table 111.
  • Example 17 is repeated, except that 10 parts of vinylphosphonic acid are used instead of octadecanephosphonic acid.
  • the mixture is further processed as described in Example 1.
  • the properties of the test specimens are listed in Table 111.
  • a mixture of untreated calcium carbonate and polyethylene is prepared in accordance with Example 15.
  • a comparison sample with unmodified, precipitated calcium carbonate is also produced here.
  • Example 21 is repeated with the proviso that instead of acetone, methanol is used as the solvent and instead of vinylphosphonic acid, octanephosphonic acid is used as a modifier for precipitated calcium carbonate.
  • methanol is used as the solvent
  • vinylphosphonic acid instead of vinylphosphonic acid, octanephosphonic acid is used as a modifier for precipitated calcium carbonate.
  • the properties of the test specimens are listed in Table IV.
  • the mixture is further processed as described in Example 1.
  • the properties of the test specimens are listed in Table V.
  • Example 23 is repeated, an additional 0.04 part of tert-butylhydroxyperoxide being added in the high-speed mixer.
  • the mixture is further processed as described in Example 1.
  • the properties of the test specimens are listed in Table V.
  • 1,050 parts of the polyethylene treated in this way are mixed well with 450 parts of calcium carbonate (average particle diameter 5 ⁇ m, specific surface area 1 m 2 / g) in a plow blade mixer.
  • the mixture is further processed as described in Example 1.
  • the properties of the test specimens are listed in Table V.
  • Example 25 is repeated with the change that dodecanephosphonic acid is used instead of octanephosphonic acid.
  • the properties of the test specimens are listed in Table V.
  • Example 1 1,050 parts of polyethylene (density 0.96 g / cm 3 , melt index 23 g / 10 min., Stabilized as in Example 1), 450 parts of calcium carbonate (average particle diameter 5 ⁇ m, specific surface area 1 m 2 / g) and 4.5 Parts of octanephosphonic acid are mixed at 80 ° C in a high-speed mixer for 30 minutes. The extrusion and testing are carried out as described in Example 1.
  • polyethylene density 0.96 g / cm 3 , melt index 23 g / 10 min., Stabilized as in Example 1
  • calcium carbonate average particle size 5 ⁇ m, specific surface area 1 m 2 / g
  • test specimens are examined for impact strength. The results are shown in Table VI.
  • test specimens are produced and tested as described in Example 1.
  • test specimens are produced and examined as described in Example 1.
  • the same polyethylene is mixed with further amounts of the same calcium carbonate, which was modified with 1 percent by weight octanephosphonic acid, based on the amount by weight of filler, and processed further.
  • mixtures with untreated calcium carbonate are produced as a comparison.

Landscapes

  • Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Compositions Of Macromolecular Compounds (AREA)
  • Pigments, Carbon Blacks, Or Wood Stains (AREA)

Claims (3)

1. Matière à mouler à base d'une matière plastique contenant une charge, constituée:
de 90 à 20 parties en poids d'une polyolefine,
de 10 à 80 parties en poids d'un carbonate de métal alcalino-terreux,

d'additifs usuels, ainsi que de 0,1 à 10% en poids, par rapport à la charge, d'un adjuvant d'adhérence, matière à mouler caractérisée en ce qu'elle contient, comme adjuvant d'adhérence, un composé organophosphoré répondant à la formule:
Figure imgb0013
dans laquelle R1 représente un radical alkyle contenant de 1 à 18 atomes de carbone, un radical alcényle contenant de 2 à 18 atomes de carbone, un radical aralkyle contenant de 7 à 13 atomes de carbone et dont la chaîne alkylique contient de 1 à 3 atomes de carbone, ou un radical aralcényle contenant de 8 à 13 atomes de carbone et dont la chaîne alcénylique contient 2 ou 3 atomes de carbone, et R2 et R3 sont identiques ou différents et représentent chacun l'hydrogène, un radical alkyle contenant de 1 à 8 atomes de carbone, un radical aryle contenant de 6 à 10 atomes de carbone, un radical aralkyle contenent de 7 à 13 atomes de carbone et dont la chaîne alkylique contient de 1 à 3 atomes de carbone, ou un radical alcényle contenant de 3 à 5 atomes de carbone.
2. Matière à mouler à base d'une matière plastique contenant une charge, selon la revendication 1, matière à mouler caractérisée en ce qu'elle contient du polyéthylène comme polyoléfine.
3. Procédé de préparation d'une matière à mouler à base d'une matière plastique contenant une charge, selon la revendication 1, procédé caractérisé en ce qu'on mélange les constituants.
EP78100497A 1977-08-04 1978-07-25 Masses à mouler contenant une polyoléfine et un carbonate alcalino-terreux ainsi que leur préparation Expired EP0000726B1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE19772735160 DE2735160A1 (de) 1977-08-04 1977-08-04 Fuellstoff enthaltende kunststoff- formmasse
DE2735160 1977-08-04

Publications (2)

Publication Number Publication Date
EP0000726A1 EP0000726A1 (fr) 1979-02-21
EP0000726B1 true EP0000726B1 (fr) 1981-07-22

Family

ID=6015627

Family Applications (1)

Application Number Title Priority Date Filing Date
EP78100497A Expired EP0000726B1 (fr) 1977-08-04 1978-07-25 Masses à mouler contenant une polyoléfine et un carbonate alcalino-terreux ainsi que leur préparation

Country Status (8)

Country Link
US (1) US4174340A (fr)
EP (1) EP0000726B1 (fr)
JP (1) JPS5428349A (fr)
AU (1) AU518651B2 (fr)
CA (1) CA1115444A (fr)
DE (2) DE2735160A1 (fr)
IT (1) IT1097922B (fr)
ZA (1) ZA784405B (fr)

Families Citing this family (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4251436A (en) * 1978-12-29 1981-02-17 Stauffer Chemical Company Inorganic filler material and polymer composition containing the same
US4309333A (en) * 1979-12-31 1982-01-05 Stauffer Chemical Company Filled polyolefin compositions and filler material
US4359343A (en) * 1979-12-31 1982-11-16 Stauffer Chemical Company Filled polyolefin compositions and filler material
US4274995A (en) * 1979-12-31 1981-06-23 Stauffer Chemical Company Filled polyolefin compositions having improved thermal stability
US4294752A (en) * 1980-01-14 1981-10-13 Stauffer Chemical Company Filled vinyl chloride polymer composition
US4328041A (en) * 1980-06-09 1982-05-04 Milliken Research Corporation Comminuted inorganic materials
DE3151814A1 (de) * 1981-12-29 1983-07-07 Hoechst Ag, 6230 Frankfurt "fuellstoff enthaltende kunststoff-formmasse, verfahren zu ihrer herstellung sowie deren verwendung"
CA1254319A (fr) * 1984-08-16 1989-05-16 Thomas M. Krigas Compositions de polyolefine a tenue amelioree aux chocs
FR2602236B1 (fr) * 1986-07-30 1988-09-23 Pluss Stauffer Ag Compositions thermoplastiques a tres haute teneur en matieres minerales pulverulentes pour incorporation dans les polymeres
ZA88101B (en) * 1987-02-06 1989-09-27 Minnesota Mining & Mfg Organo-phosphorous energy transfer agents
SE466312B (sv) * 1987-05-11 1992-01-27 Tetra Pak Holdings Sa Behaallarlock med aaterfoerslutbar oeppningsanordning innefattande en polyolefin och oorganiskt fyllmedel
JPH0354233A (ja) * 1989-04-19 1991-03-08 Furukawa Electric Co Ltd:The 複合難燃剤およびそれを含有する難燃性樹脂組成物
DE69113421T2 (de) * 1990-12-21 1996-04-11 Sumitomo Chemical Co Polyolefinharzzusammensetzung.
EP0707051B1 (fr) * 1994-10-14 2001-05-16 Tioxide Group Services Limited Particules inorganiques revêtues d'un acide alkylphosphonique ou d'un ester de celui-ci, leur préparation et leur utilisation
FR2742446B1 (fr) 1995-12-14 1999-01-15 Coatex Sa Utilisation de copolymeres de styrene et d'anhydride maleique comme agents dispersants et/ou de traitement de charges minerales. compositions thermoplastiques les contenant
US5948492A (en) * 1997-01-09 1999-09-07 Graham Packaging Company, L.P. Cost-effective environmentally-friendly blow-molded plastic container
US6765041B1 (en) 2000-11-27 2004-07-20 Millenium Inorganic Chemicals, Inc. Organo-acid phosphate treated pigments
US20080127497A1 (en) * 2005-10-31 2008-06-05 Dennis Moss Blade assembly
US8631583B2 (en) 2005-10-31 2014-01-21 Dennis Moss Bagel slicer
US9556322B2 (en) 2013-08-13 2017-01-31 Colormatrix Holdings, Inc. Liquid pigment dispersions

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2516168A (en) * 1947-10-17 1950-07-25 Victor Chemical Works Aryl and alkyl alkenylphosphonates
US3023180A (en) * 1959-08-17 1962-02-27 Phillips Petroleum Co Vulcanizable halogenated polyethylene compositions containing phosphorus
BE622066A (fr) * 1961-03-15
US3362924A (en) * 1966-08-04 1968-01-09 Warren O. Eastman Curable compositions comprising polyethylene, peroxide and particulate calcium carbonate coated with calcium stearate
US3272772A (en) * 1961-08-30 1966-09-13 Dow Chemical Co Filled polymer compositions
US3370029A (en) * 1966-03-14 1968-02-20 American Cyanamid Co Flame-retardant compositions for plastics
US3627723A (en) * 1968-12-26 1971-12-14 Du Pont Filler loaded elastomeric compositions having improved extrudability and physical properties
US3637588A (en) * 1969-01-17 1972-01-25 Phillips Petroleum Co Polyolefins stabilized with mixtures comprising a phosphorus acid and a phenol
SE392112B (sv) * 1974-04-19 1977-03-14 Unifos Kemi Ab Lagtryckspolyetenkomposition innehallande fosfonsyraderivat

Also Published As

Publication number Publication date
IT1097922B (it) 1985-08-31
US4174340A (en) 1979-11-13
EP0000726A1 (fr) 1979-02-21
AU3861278A (en) 1980-02-07
CA1115444A (fr) 1981-12-29
DE2735160A1 (de) 1979-02-22
DE2860857D1 (en) 1981-10-29
IT7826423A0 (it) 1978-08-02
JPS5428349A (en) 1979-03-02
ZA784405B (en) 1979-08-29
AU518651B2 (en) 1981-10-15

Similar Documents

Publication Publication Date Title
EP0000726B1 (fr) Masses à mouler contenant une polyoléfine et un carbonate alcalino-terreux ainsi que leur préparation
DE69218889T2 (de) Propylenpolymere und Copolymere mit Vinylpolybutadien gepfropft und deren Herstellungsverfahren
DE2910586B2 (de) Füllstoff enthaltende Polyolefin-Formmasse und Verfahren zu ihrer Herstellung
DE2523434C3 (de) Preßmassen und ihre Herstellung
EP0000583B2 (fr) Masse à mouler, de haute résistance aux chocs, à base de polyamide et son utilisation sous forme d'objets moulés
DE69508090T2 (de) Modifizierung von (co)polymeren mit cyclischen ketonperoxiden
DE1260135B (de) Schlagfeste thermoplastische Formmassen
DE2748362A1 (de) Polymere substituierter piperidine, ihre herstellung und verwendung
WO1981000108A1 (fr) Stabilisateurs pour thermoplaste chlore
DE2900559C2 (de) Tris-(2,4-di-t.octylphenyl)-phosphit, Verfahren zu seiner Herstellung sowie seine Verwendung zum Stabilisieren von organischem Material
EP1584644A1 (fr) Utilisation de cire comme agent de modification pour plastiques chargés
EP0000352B1 (fr) Diesters cycliques aromatiques d'acide phosphoneux et les produits organiques stabilisés par eux
EP0013142A1 (fr) Charge inorganique à base d'un pyrophosphate contenant des groupes hydrocarbyle saturés; compositions de polymères contenant une telle charge et procédé de préparation de ces compositions
EP1004601B1 (fr) Procédé de traitement aux péroxydes de polymères oléfiniques
DE69009677T2 (de) Polymere Zusatzstoffe.
DE3788091T2 (de) Hochsteife Propylen-Polymerzusammensetzungen.
DE2454773C3 (de) Herstellung von beschleunigt eindickenden Formmassen auf Basis ungesättigter Polyesterharze
DE69307841T2 (de) Polyketon-Polymerzusammensetzung
DE69918461T2 (de) Staubarme, mit ausgeglichener härte antioxidierende agglomerate und deren herstellungsverfahren
EP0295517B1 (fr) Masses à mouler ABS, mates, élastiques, thermoplastiques
DE1263310B (de) Verfahren zur Cyclisierung von Kautschuk
DE69116996T2 (de) Organische Phosphite als Stabilisatoren und sie enthaltende Polymer-Zusammensetzung
DE19516283A1 (de) Thermoplastische Formmasse
EP1050557A1 (fr) Résines thermoplastiques et mélanges contenant des composés inorganiques stratifiés modifiés et leur utilisation
DE69012929T2 (de) Phosphitverbindung und deren anwendung.

Legal Events

Date Code Title Description
PUAI Public reference made under article 153(3) epc to a published international application that has entered the european phase

Free format text: ORIGINAL CODE: 0009012

AK Designated contracting states

Designated state(s): BE DE FR GB NL

17P Request for examination filed
GRAA (expected) grant

Free format text: ORIGINAL CODE: 0009210

AK Designated contracting states

Designated state(s): BE DE FR GB NL

REF Corresponds to:

Ref document number: 2860857

Country of ref document: DE

Date of ref document: 19811029

PGFP Annual fee paid to national office [announced via postgrant information from national office to epo]

Ref country code: FR

Payment date: 19820614

Year of fee payment: 5

PGFP Annual fee paid to national office [announced via postgrant information from national office to epo]

Ref country code: BE

Payment date: 19820630

Year of fee payment: 5

PGFP Annual fee paid to national office [announced via postgrant information from national office to epo]

Ref country code: NL

Payment date: 19820731

Year of fee payment: 5

PGFP Annual fee paid to national office [announced via postgrant information from national office to epo]

Ref country code: DE

Payment date: 19820930

Year of fee payment: 5

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: BE

Effective date: 19830725

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: NL

Effective date: 19840201

GBPC Gb: european patent ceased through non-payment of renewal fee
NLV4 Nl: lapsed or anulled due to non-payment of the annual fee
PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: FR

Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES

Effective date: 19840330

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: DE

Effective date: 19840403

REG Reference to a national code

Ref country code: FR

Ref legal event code: ST

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: GB

Effective date: 19881117

PLBE No opposition filed within time limit

Free format text: ORIGINAL CODE: 0009261

STAA Information on the status of an ep patent application or granted ep patent

Free format text: STATUS: NO OPPOSITION FILED WITHIN TIME LIMIT