EP1144508A3 - Extrudats ignifuges et corps moules ignifuges produits par un procede de pressage - Google Patents

Extrudats ignifuges et corps moules ignifuges produits par un procede de pressage

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Publication number
EP1144508A3
EP1144508A3 EP99964521A EP99964521A EP1144508A3 EP 1144508 A3 EP1144508 A3 EP 1144508A3 EP 99964521 A EP99964521 A EP 99964521A EP 99964521 A EP99964521 A EP 99964521A EP 1144508 A3 EP1144508 A3 EP 1144508A3
Authority
EP
European Patent Office
Prior art keywords
weight
parts
extrudates
molding compositions
thermoplastic molding
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Withdrawn
Application number
EP99964521A
Other languages
German (de)
English (en)
Other versions
EP1144508A2 (fr
Inventor
Herbert Magerstedt
Hans-Leo Weber
Rolf Spatz
Kurt-Rainer Stahlke
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.)
Bayer AG
Original Assignee
Bayer 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 Bayer AG filed Critical Bayer AG
Publication of EP1144508A2 publication Critical patent/EP1144508A2/fr
Publication of EP1144508A3 publication Critical patent/EP1144508A3/fr
Withdrawn legal-status Critical Current

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Classifications

    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L67/00—Compositions of polyesters obtained by reactions forming a carboxylic ester link in the main chain; Compositions of derivatives of such polymers
    • C08L67/02—Polyesters derived from dicarboxylic acids and dihydroxy compounds
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J5/00—Manufacture of articles or shaped materials containing macromolecular substances
    • 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
    • C08K3/10—Metal compounds
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L33/00—Compositions of homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and only one being terminated by only one carboxyl radical, or of salts, anhydrides, esters, amides, imides or nitriles thereof; Compositions of derivatives of such polymers
    • C08L33/04—Homopolymers or copolymers of esters
    • C08L33/14—Homopolymers or copolymers of esters of esters containing halogen, nitrogen, sulfur, or oxygen atoms in addition to the carboxy oxygen
    • C08L33/16—Homopolymers or copolymers of esters containing halogen atoms
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L69/00—Compositions of polycarbonates; Compositions of derivatives of polycarbonates
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J2300/00—Characterised by the use of unspecified polymers
    • C08J2300/22—Thermoplastic resins
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L2205/00—Polymer mixtures characterised by other features
    • C08L2205/03—Polymer mixtures characterised by other features containing three or more polymers in a blend

Definitions

  • the invention relates to flame-retardant extrudates, in particular films, sheets and
  • PBBPA polyalkylene terephthalate and pentabromobenzyl polyacrylate
  • plastics 80 (1990) pages 3 and 4 plastics, such as thermosets, elastomers, polyamide, polycarbonate, etc., can be made flame-retardant by using halogenated hydrocarbons.
  • plastic parts which contain halogenated hydrocarbons are indeed good flame retardants
  • Pentabromobenzyl mono- and polyacrylate and their use as flame retardants in thermoplastic resins is described in EP-A 344 700. Extrudates, such as films and sheets, which have the desired properties are not described therein.
  • the object of the present invention is to provide flame-retardant extrudates such as films, sheets and cable sheaths based on polyalkylene terephthalate and a commercially available, inexpensive and therefore economical flame retardant, which have a high surface quality, improved electrical properties and improved tensile strength and elongation (breaking stress and elongation ) on- point and can be easily produced from the thermoplastic molding materials by conventional techniques, such as extrusion, blow molding, pressing.
  • extrudates (foils, sheets and cable sheathing) and molded articles based on polyalkylene terephthalate, which are equipped with a pentabromobenzyl polyacrylate (PBBPA)
  • PBBPA pentabromobenzyl polyacrylate
  • Another advantage of the invention is that the thermoplastic molding compositions based on polyalkylene terephthalate and PBBPA are excellent for extrudates (foils, sheets and cable jackets), e.g. by extrusion, blow molding, cable harnessing and processing in molded parts by pressing.
  • the extrudates according to the invention (foils, plates and cable sheathing) and in
  • Shaped articles produced by pressing processes can then be produced using conventional techniques, e.g. Thermoforming, further processing, printing and / or laser marking.
  • the present invention relates to molded articles and extrudates produced in the pressing process, in particular films, sheets and cable sheaths based on thermoplastic molding compositions
  • Antimony compound (s) and D) 0 to 90 parts by weight of polycarbonate and / or polyester carbonate
  • the extrudates (foils, sheets and cable sheathing) and molded articles produced by the pressing process are available from thermoplastic molding compositions containing the above-mentioned components A) to D).
  • the thermoplastic molding compositions are distinguished by good flame-retardant behavior without damaging the thermoplastic matrix in conjunction with a high surface quality, improved electrical properties and, because of their good flow behavior, are particularly suitable for the production of films and plates.
  • the invention further relates to the use of thermoplastic molding compositions containing the abovementioned components for the production of flame-retardant extrudates (films, sheets and cable sheathing) and flame-retardant molded articles produced in the compression molding process with improved properties in terms of elongation at break, stress at break and surface properties.
  • Foils are usually materials that can be wound, while plates are generally stiff and therefore cannot be wound.
  • Films in the sense of the invention generally have a thickness of ⁇ 1200 ⁇ m, preferably 25 to 1000 ⁇ m, in particular 50 to 850 ⁇ m.
  • Panels in the sense of the invention generally have a thickness of 1.2 mm to several cm, preferably 1.2 mm to 4 cm, in particular 1.2 mm to 2.5 cm.
  • Component A
  • Polyalkylene terephthalates (component A) in the sense of the invention are reaction products of aromatic dicarboxylic acid or reactive derivatives thereof (for example dimethyl esters or anhydrides) and aliphatic, cyclo 'aliphatic or araliphatic diols and mixtures of these reaction products.
  • Preferred polyalkylene terephthalates can be prepared from terephthalic acid (or its reactive derivatives) and aliphatic or cycloaliphatic diols with 2 to 10 carbon atoms by known methods (Kunststoff-Handbuch, Vol.
  • Preferred polyalkylene terephthalates contain at least 80, preferably 90 mol%, based on the dicarboxylic acid, terephthalic acid residues and at least 80, preferably at least 90 mol%, based on the diol component, ethylene glycol and / or butanediol-1,4-residues or their mixture with 1,4 cyclohexanediol.
  • the preferred polyalkylene terephthalates can contain up to 20 mol% of residues of other aromatic dicarboxylic acids with 8 to 14 C atoms or aliphatic dicarboxylic acids with 4 to 12 C atoms, such as residues of
  • Phthalic acid isophthalic acid, naphthalene-2,6-dicarboxylic acid, 4,4'-diphenyldicarboxylic acid, succinic, adipic, sebacic acid, azelaic acid, cyclohexanediacetic acid.
  • the preferred polyalkylene terephthalates can contain up to 20 mol% of other aliphatic diols having 3 to 12 carbon atoms or cycloaliphatic diols having 6 to 21 carbon atoms, e.g. Residues of propanediol-1,3,2-ethylpropanediol-1,3, neopentylglycol, pentanediol-1,5, hexanediol-1,6,1,4-cyclohexanediol, cyclohexane-dimethanol-1,4,3-methylpentanediol-2 , 4, 2-methylpentanediol-2,4, 2,2,4-trimethylpentanediol-1, 3 and -l, 6,2-ethylhexanediol-1, 3, 2,2-diethylpropanediol-1, 3, hexanediol-2, 5, 1,4-di-
  • B is- (4-hydroxycyclohexyl) propane, 2,4-dihydroxy-1,1,3,3-tetramethyl-cyclobutane, 2,2-bis (3-ß-hydroxyethoxyphenyl) propane and 2,2-bis (4-hydroxypropoxyphenyl) propane (DE-OS 24 07 674, 24 07 776, 27 15 932).
  • the polyalkylene terephthalates can be prepared by incorporating relatively small amounts of trihydric or tetravalent alcohols or 3- or 4-basic carboxylic acid, e.g. in the DE-OS
  • polyalkylene terephthalates which have been prepared solely from terephthalic acid and its reactive derivatives (for example its dialkyl esters), diols selected from ethylene glycol, 1,4-butanediol and 1,4-cyclohexanediol or mixtures thereof (polyethylene and polybutylene terephthalate), and Mixtures of these polyalkylene terephthalates.
  • Preferred polyalkylene terephthalates are also copolyesters which are prepared from at least two of the abovementioned acid components and / or from at least two of the abovementioned alcohol components, particularly preferred copolyesters are poly (ethylene glycol / butanediol-1,4) terephthalates.
  • the polyalkylene terephthalates preferably used as component A generally have an intrisic viscosity of about 0.4 to 1.5 dl / g, preferably 0.5 to
  • Pentabromobenzyl polyacrylate is generally known and is described, for example, in EP-A 344 700. It is commercially available (Dead Sea Bromine Group, Beer Sheva, Israel).
  • PBBPA can also be prepared in situ by adding pentabromobenzyl monoacrylate in thermoplastic molding compositions (EP-A 344 700).
  • Preferred antimony compounds are antimony trioxide and / or antimony pentoxide, which are generally known compounds.
  • Polycarbonates are preferably used in an amount of 0 to 75 parts by weight, based on the total molding composition.
  • Polycarbonates can very particularly preferably be used in an amount of 20 to 70% by weight.
  • Parts, based on the total molding compound, are added.
  • Aromatic polycarbonates and / or aromatic polyester carbonates according to component D which are suitable according to the invention are known from the literature or can be prepared by processes known from the literature (for the production of aromatic polycarbonates see, for example, Schnell, “Chemistry and Physics of Polycarbonates”, Interscience Publishers, 1964, and DE-AS 1 495 626, DE-OS 2 232 877, DE-OS 2 703 376, DE-OS 2 714 544, DE-OS 3 000 610, DE-OS 3 832 396; for the production of aromatic polyester carbonates, for example DE-OS 3 077 934 ).
  • Aromatic polycarbonates are prepared, for example, by reacting diphenols with carbonic acid halides, preferably phosgene and / or with aromatic dicarboxylic acid dihalides, preferably benzenedicarboxylic acid dihalides, by the phase interface method, optionally using chain terminators, for example monophenols and optionally using trifunctional or more than trifunctional branching agents, for example triphenols or tetraphenols.
  • Diphenols for the preparation of the aromatic polycarbonates and / or aromatic polyester carbonates are preferably those of the formula (I)
  • a 1 is a single bond, -C-C5-alkylene, C2-C5-alkylidene, C -Cg-cycloalkylene, -O-, -SO-, -CO-, -S-, -SO2-, Cg-Ci ⁇ - Arylene, which may be condensed with further aromatic rings optionally containing heteroatoms, or a radical of the formula
  • Ci-Cg-alkyl preferably C ] -C -alkyl, especially methyl, halogen, preferably chlorine and / or bromine, Cg-Ci o-aryl, preferably phenyl, C ⁇ -C ⁇ aralkyl, phenyl-C ⁇ - C alkyl, preferably benzyl,
  • R6 and R ⁇ can be selected individually for each Z, independently of one another, hydrogen or Ci-Cg-alkyl, preferably hydrogen, methyl and / or ethyl,
  • n is an integer from 4 to 7, preferably 4 or 5
  • R6 and R? are alkyl at the same time.
  • Preferred diphenols are hydroquinone, resorcinol, 4,4'-dihydroxydiphenyl, bis- (hydroxyphenyl) -C ⁇ -C5-alkane, bis- (hydroxyphenyl) -C5-Cg-cycloalkane, bis- (hydroxyphenyl) ether, bis- (hydroxyphenyl) sulfoxides, bis (hydroxyphenyl) ketones, Bis (hydroxyphenyl) sulfones and ⁇ , ⁇ -bis (hydroxyphenyl) diisopropyl benzenes such as their core-brominated and / or core-chlorinated derivatives.
  • diphenols are 4,4'-diphenylphenol, bisphenol-A, 2,4-bis (4-hydroxyphenyl) -2-methylbutane, 1,1-bis (4-hydroxyphenyl) cyclohexane, 1,1-bis -
  • 2,2-bis (4-hydroxyphenyl) propane (bisphenol-A) is particularly preferred.
  • the diphenols can be used individually or as any mixtures.
  • the diphenols are known from the literature or can be obtained by processes known from the literature.
  • Suitable chain terminators for the production of the thermoplastic, aromatic polycarbonates are, for example, phenol, p-chlorophenol, p-tert-butylphenol or
  • 2,4,6-tribromophenol but also long-chain alkylphenols, such as 4- (1,3-tetramethylbutyl) phenol according to DE-OS 2 842 005 or monoalkylphenol or dialkylphenols with a total of 8 to 20 carbon atoms in the alkyl substituents such as 3,5-di-tert-butylphenol, p-iso-octylphenol, p-tert-octylphenol, p-dodecylphenol and 2- (3,5-dimethylheptyl) phenol and 4- (3rd , 5-dimethylheptyl) phenol.
  • the amount of chain terminators to be used is generally between 0.5 mol% and 10 mol%, based on the molar sum of the diphenols used in each case.
  • thermoplastic, aromatic polycarbonates have average weight-average molecular weights (M w , measured, for example, by means of an ultracentrifuge or scattered light measurement) of 10,000 to 200,000, preferably 20,000 to 80,000.
  • M w average weight-average molecular weights
  • the thermoplastic, aromatic polycarbonates can be branched in a known manner, preferably by incorporating 0.05 to 2.0 mol%, based on the sum of the diphenols used, of> three-functional compounds, for example those with > three phenolic groups.
  • copolycarbonates Both homopolycarbonates and copolycarbonates are suitable.
  • component A 1 to 25% by weight, preferably 2.5 to 25% by weight (based on the total amount of diphenols to be used), polydiorganosiloxanes with hydroxy-aryloxy end groups can also be used. These are known (see, for example, from US Pat. No. 3,419,634) or can be produced by processes known from the literature.
  • the production of polydiorganosiloxane-containing copolycarbonates is e.g. in DE-OS 3 334 782.
  • preferred polycarbonates are polystyrene-co-styrene-co-styrene-co-styrene-co-styrene-co-styrene-co-styrene-co-styrene-co-styrene-co-styrene-co-styrene-co-styrene-co-styrene-co-styrene-styrene-styrene-styrene-styrene-styrene-styrene-styrene-styrene-styrene-styrene-styrene-styrene-styrene-styrene-styrene-styrene-styrene-styrene-styrene-styrene-styrene-styrene-styrene
  • Aromatic dicarboxylic acid dihalides for the production of aromatic polyester carbonates are preferably the diacid dichlorides of isophthalic acid, terephthalic acid, diphenyl ether-4,4'-dicarboxylic acid and naphthalene-2,6-dicarboxylic acid.
  • Mixtures of the diacid dichlorides of isophthalic acid and terephthalic acid in a ratio between 1:20 and 20: 1 are particularly preferred.
  • a carbonic acid halide preferably phosgene, is additionally used as a bifunctional acid derivative in the production of polyester carbonates.
  • aromatic polyester carbonates As chain terminators for the production of the aromatic polyester carbonates, besides the monophenols already mentioned, there are also their chlorocarbonic acid esters as well as the acid chlorides of aromatic monocarboxylic acids, which may optionally be substituted by C 1 -C 22 -alkyl groups or by halogen atoms, and aliphatic C2-C22-monocarboxylic acid chlorides.
  • the amount of chain terminators is 0.1 to 10 mol% in each case, based on moles of diphenols in the case of the phenolic chain terminators and on moles of dicarboxylic acid dichlorides in the case of monocarboxylic acid chloride chain terminators.
  • the aromatic polyester carbonates can also contain aromatic hydroxycarboxylic acids.
  • the aromatic polyester carbonates can be linear or branched in a known manner (see also DE-OS 2 940 024 and DE-OS 3 007 934).
  • 3- or polyfunctional carboxylic acid chlorides such as trimesic acid trichloride, cyanuric acid trichloride, 3,3'-4,4'-benzophenonetetracarboxylic acid tetrachloride, 1, 4,5,8-naphthalenetetracarboxylic acid tetrachloride or pyromellitic acid tetrachloride
  • branching agents in amounts of 0.01 to 1.0 mol% (based on the dicarboxylic acid dichlorides used) or 3- or polyfunctional phenols, such as phloroglucin, 4,6-dimethyl-2,4,6-tri- (4-hydroxyphenyl) -heptene, 2, 4,4-dimethyl-2,4,6-tri- (4-hydroxyphenyl) heptane, 1,3,5-tri- (4-hydroxyphenyl) benzene, 1,1,1-tri- (4-hydroxyphenyl ) -ethane, tri- (4
  • the proportion of carbonate groups is preferably up to 100 mol%, in particular up to 80 mol%, particularly preferably up to 50 mol%, based on the
  • Both the ester and the carbonate content of the aromatic polyester carbonates can be present in the form of blocks or randomly distributed in the polycondensate.
  • the relative solution viscosity ( ⁇ re ⁇ ) of the aromatic polyester carbonates is in the range 1.18 to 1.4, preferably 1.22 to 1.3 (measured on solutions of 0.5 g polyester carbonate in 100 ml methylene chloride solution at 25 ° C. ).
  • thermoplastic, aromatic polycarbonates and polyester carbonates can be used alone or in any mixture with one another.
  • the aromatic polycarbonates can be prepared by known methods, e.g. by melt transesterification of a corresponding bisphenol with diphenyl carbonate and in solution from bisphenols and phosgene.
  • the solution can be homogeneous (pyridine method) or heterogeneous (two-phase interface method) (cf. H. Schnell, "Chemistry and Physics of Polycarbonates", Polymer Reviews, Vol. IX, S 33ff, Intersciencs Publ. 1964).
  • the aromatic polycarbonates generally have average molecular weights
  • M w from approximately 10,000 to 200,000, preferably 20,000 to 80,000 (determined by gel chromatography after prior calibration).
  • copolycarbonates are, in particular, Poydiorganosiloxane-polycarbonate block copolymers with an average molecular weight M w of approximately 10,000 to 200,000, preferably 20,000 to 80,000 (determined by gel chromatography after prior calibration) and with a content of aromatic carbonate structural units of approximately 75 to 97.5% by weight, preferably 85 to 97% by weight and a content of polydiorganosiloxane structural units of approximately 25 to 2.5% by weight, preferably 15 to 3% by weight, the block copolymers being prepared starting from polydiorganosiloxanes containing ⁇ , ⁇ -bis-hydroxyaryloxy end groups and having a degree of polymerization P n of 5 to 100, preferably 20 to 80.
  • the polydiorganosiloxane-polycarbonate block polymers can also be a mixture of polydiorganosiloxane-polycarbonate block copolymers with conventional polysiloxane-free, thermoplastic polycarbonates, the total content of polydiorganosiloxane structural units in this mixture being approximately 2.5 to 25% by weight.
  • Such polydiorganosiloxane-polycarbonate block copolymers are characterized in that they contain, on the one hand, aromatic carbonate structural units (1) and, on the other hand, polydiorganosiloxanes (2) containing aryloxy end groups in the polymer chain,
  • Ar are identical or different aryl residues from diphenols and R and R are identical or different and represent linear alkyl, branched alkyl, alkenyl, halogenated linear alkyl, halogenated branched alkyl, aryl or halogenated aryl, but preferably methyl,
  • Alkyl in the above formula (2) is, for example, C ⁇ -C20-alkyl
  • alkenyl in the above formula (2) is, for example, C2-C6-alkenyl
  • Aryl in the above formula (2) is Cg-C ⁇ aryl.
  • Halogenated in the above formula means partially or completely chlorinated, brominated or fluorinated.
  • alkyls, alkenyls, aryls, halogenated alkyls and halogenated aryls are methyl, ethyl, propyl, n-butyl, tert-butyl, vinyl, phenyl, naphthyl, chloromethyl, perfluorobutyl, perfluorooctyl and chlorophenyl.
  • Such polydiorganosiloxane-polycarbonate block copolymers are e.g. known from U.S. Patent 3,189,662, U.S. Patent 3,821,325 and U.S. Patent 3,832,419.
  • Preferred polydiorganosiloxane-polycarbonate block copolymers are produced by combining ⁇ , ⁇ -bishydroxyaryloxy end group-containing polydiorganosiloxanes together with other diphenols, optionally with the use of branching agents in the usual amounts, e.g. according to the two-phase interface method (see
  • thermoplastic molding composition can contain up to 10, in particular 1 to 8 parts by weight (based on 100 parts by weight of total weight) of polyolefms. suitable
  • Polyolefms are polymers of aliphatic unsaturated hydrocarbons, such as ethylene, propylene, butylene or isobutylene, which, for. B. radical polymerization can be obtained and average weight average molecular weights M w (measured by gel chromatography methods) between 3,000 and 3,000,000. Both high pressure and low pressure polyolefin can be used. Polyethylenes and polypropylenes are preferred.
  • the molding compositions can contain nucleating agents such as microtalk.
  • the molding compositions may also contain conventional additives such as lubricants, mold release agents, processing stabilizers and anti-dripping agents (e.g. polytetrafluoroethylene) as well as dyes and pigments.
  • the sheets produced in the extrusion or pressing process can be components from the electrical sector, for which good electrical properties combined with good flame-retardant behavior and good flowability and high
  • Films made from the molding compositions can also be for the electrical sector, for which good flame-retardant behavior and good electrical properties without damage to the thermoplastic matrix are desired.
  • Cable sheaths can be used, for example, for the electrical sector as well as in automobile construction, for which good flame-retardant behavior, high electrical Properties and chemical resistance as well as thermal stability without damaging the thermoplastic matrix are desired.
  • the compo- nents are mixed and compounded usually at temperatures of about '260 ° C to 320 ° C by an extruder.
  • PBB-PA pentabromobenzyl polyacrylate
  • Example 1 79.0% by weight of polybutylene terephthalate (PBT),
  • PBT polybutylene terephthalate
  • PBT polybutylene terephthalate
  • Comparative Example 3 is a comparison to Examples 1 and 5
  • the table shows that the test specimens which were produced from the molding compositions according to the invention have a significantly better tracking resistance, a comparable or better flowability (MVR) and a better mechanical level than the comparative test specimens.
  • the molding compositions according to the invention can also be processed into test specimens with thin walls, so that particularly good fire behavior is achieved here.
  • Comparative examples 3 and 4 cannot be processed into test specimens with a thickness of 0.4 mm in accordance with the flame test description.
  • the specified components can be mixed and processed into films in a film extrusion machine under customary PBT processing conditions (melt temperature approx. 250 ° C.).
  • test according to UL 94V and UL 94 VTM can be used for foils. Sections 8.1 and 11.1 of UL 94 specify the criteria for selecting the test method. Tensile test according to ISO 1184.
  • Films according to the invention are produced in the thickness range from 0.1 mm to 0.8 mm and tested in a flame test in accordance with UL 94.
  • Films according to the invention are produced in the thickness range from 0.125 mm to 0.75 mm and tested in a flame test in accordance with UL 94.
  • the tensile strength and elongation and the modulus of elasticity are determined on these films in a tensile test in accordance with ISO 1884.
  • the product could not be processed into foils (demolition, heavily disturbed surfaces).
  • the product could not be processed into foils (demolition, heavily disturbed surfaces).
  • the molding compositions according to the invention can be processed to give films which have a high surface quality, in particular with regard to gloss and uniformity. At the same time, excellent fire behavior is achieved with a high level of mechanical properties.

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  • Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Materials Engineering (AREA)
  • Compositions Of Macromolecular Compounds (AREA)
  • Manufacture Of Macromolecular Shaped Articles (AREA)
  • Organic Insulating Materials (AREA)

Abstract

L'invention concerne des extrudats ignifugés, notamment des films, des plaques et des gaines de câbles, à base de polyalkylène téteréphtalate et de pentabrombenzyle polyacrylate (PBBPA) ayant un effort de rupture/allongement à la rupture, des propriétés électriques et un état de surface améliorés.
EP99964521A 1998-12-16 1999-12-03 Extrudats ignifuges et corps moules ignifuges produits par un procede de pressage Withdrawn EP1144508A3 (fr)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
DE19857965A DE19857965A1 (de) 1998-12-16 1998-12-16 Flammgeschützte Extrudate und mittels Preßverfahren hergestellte flammgeschützte Formkörper
DE19857965 1998-12-16
PCT/EP1999/009494 WO2000036013A2 (fr) 1998-12-16 1999-12-03 Extrudats ignifuges et corps moules ignifuges produits par un procede de pressage

Publications (2)

Publication Number Publication Date
EP1144508A2 EP1144508A2 (fr) 2001-10-17
EP1144508A3 true EP1144508A3 (fr) 2002-09-11

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EP (1) EP1144508A3 (fr)
JP (1) JP2003500489A (fr)
KR (1) KR20010101238A (fr)
CN (1) CN1357027A (fr)
AU (1) AU3035500A (fr)
BR (1) BR9916193A (fr)
CA (1) CA2355274A1 (fr)
DE (1) DE19857965A1 (fr)
HK (1) HK1047758A1 (fr)
ID (1) ID28970A (fr)
IL (1) IL143222A0 (fr)
WO (1) WO2000036013A2 (fr)

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DE10254259A1 (de) * 2002-11-21 2004-06-03 Abb Patent Gmbh Verfahren zur Herstellung eines Gehäuses für ein elektrisches Schaltgerät
FR2966464B1 (fr) * 2010-10-26 2012-11-02 Arkema France Compositions thermoplastiques a haute tenue thermomecanique et ignifugees, en particulier pour les cables electriques
BR112016005136B1 (pt) * 2013-09-09 2022-06-21 Basf Se Composição de modelagem de termoplástico, uso de composições de modelagem de poliéster, fibra, lâmina e modelagem
EP3116943B1 (fr) * 2014-03-10 2019-07-24 SABIC Global Technologies B.V. Composition ignifuge à base de poly(téréphtalate d'alkylène)
WO2017043334A1 (fr) 2015-09-11 2017-03-16 三菱エンジニアリングプラスチックス株式会社 Composition de résine à base de polyester et procédé de production associé

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4806588A (en) * 1986-04-15 1989-02-21 Toyo Boseki Kabushiki Kaisha Polyester resin composition
IL86604A (en) * 1988-06-02 1994-01-25 Bromine Compounds Ltd Flame-retardant preparations containing pentbromobenzyl acrylate or the reaction products in place of the acrylate
TW204357B (fr) * 1988-12-29 1993-04-21 Ciba Geigy Ag
JPH06145485A (ja) * 1992-11-10 1994-05-24 Teijin Ltd 難燃性ポリエステル樹脂組成物
EP0673252A4 (fr) * 1992-12-14 1998-07-15 Start Technology Partnership Administration d'oligonucleotides antisens a l'arn messager du recpteur de la dopamine pour diagnostiquer et traiter des pathologies neurologiques.
JP4033520B2 (ja) * 1996-08-12 2008-01-16 ゼネラル・エレクトリック・カンパニイ 難燃性ポリエステル組成物

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BR9916193A (pt) 2001-09-04
WO2000036013A2 (fr) 2000-06-22
JP2003500489A (ja) 2003-01-07
WO2000036013A3 (fr) 2002-05-23
ID28970A (id) 2001-07-19
EP1144508A2 (fr) 2001-10-17
KR20010101238A (ko) 2001-11-14
HK1047758A1 (zh) 2003-03-07
IL143222A0 (en) 2002-04-21
CN1357027A (zh) 2002-07-03
AU3035500A (en) 2000-07-03
CA2355274A1 (fr) 2000-06-22

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