EP1297083A1 - Compositions contenant du polycarbonate - Google Patents

Compositions contenant du polycarbonate

Info

Publication number
EP1297083A1
EP1297083A1 EP01940533A EP01940533A EP1297083A1 EP 1297083 A1 EP1297083 A1 EP 1297083A1 EP 01940533 A EP01940533 A EP 01940533A EP 01940533 A EP01940533 A EP 01940533A EP 1297083 A1 EP1297083 A1 EP 1297083A1
Authority
EP
European Patent Office
Prior art keywords
alkyl
composition
compounds
composition according
polycarbonate
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.)
Ceased
Application number
EP01940533A
Other languages
German (de)
English (en)
Inventor
Rüdiger Gorny
Siegfried Anders
Wolfgang Nising
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.)
Covestro Deutschland 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 EP1297083A1 publication Critical patent/EP1297083A1/fr
Ceased 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
    • 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
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B27/00—Layered products comprising a layer of synthetic resin
    • B32B27/18—Layered products comprising a layer of synthetic resin characterised by the use of special additives
    • 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
    • C08K5/04—Oxygen-containing compounds
    • C08K5/10—Esters; Ether-esters
    • C08K5/101—Esters; Ether-esters of monocarboxylic acids
    • C08K5/103—Esters; Ether-esters of monocarboxylic acids with polyalcohols
    • 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
    • C08K5/52—Phosphorus bound to oxygen only
    • C08K5/524—Esters of phosphorous acids, e.g. of H3PO3
    • C08K5/526—Esters of phosphorous acids, e.g. of H3PO3 with hydroxyaryl compounds

Definitions

  • the present invention relates to the use of special triazines for the production of compositions containing polycarbonate and these triazines and
  • Fatty acid esters and the compositions a process for the production of products containing these compositions and these products.
  • Polycarbonate sheets are known from EP-A 0 110 221 and are provided for a large number of applications. The production takes place e.g. by extrusion of compositions containing polycarbonate and optionally coextrusion with further compositions containing polycarbonate, which contain an increased proportion of UV absorbers.
  • Volatile constituents are, for example, UV absorbers, mold release agents and other low-molecular constituents of the compositions comprising polycarbonate.
  • EP-A 0 320 632 describes coextruded sheets made from compositions containing polycarbonate, which contain a low-volatility UV absorber and can additionally contain a lubricant.
  • the disadvantage is that with a longer duration of extrusion, the surface of the plates is adversely affected, particularly during coextrusion.
  • Panel surface e.g. white spots, waviness, etc.
  • UV absorbers based on substituted triazines for polycarbonate is known; e.g. from JP-A 09-176476, JP-A 09-057881, JP-A 09-057813 and EP-A 0 825 226.
  • JP-A 08-176 476 describes polycarbonate compositions containing triazines and plates and films coated therewith.
  • JP-A 09-057 881 describes corrugated columns made of plastic which are coated with polycarbonate compositions containing triazines.
  • JP-A 09-057 813 describes a special manufacturing process for polycarbonate sheets which contain triazines in the top layer.
  • EP-A 0 649 724 describes a process for the production of multilayer plastic sheets from branched polycarbonates with molecular weights Mw of 27,000 to 29,500 g / mol by coextrusion of a core layer and at least one cover layer with 1 to 15% by weight of a UV absorber.
  • the mold release agents described in EP-A 0 300 485 are glycerol monostearate, pentaerythritol tetrastearate and mixtures thereof Glycerein monostearate is used as the main component, but the surfaces of the plates deteriorate over time.
  • the present invention is therefore based on the object of providing compositions comprising polycarbonate which, in extrusion or coextrusion, do not have the disadvantages of the prior art mentioned.
  • the present invention is also based on the object of providing products, in particular multilayer boards, which contain the compositions according to the invention.
  • R 1 , R 2 , R 3 and R 4 are the same or different and are selected from the group consisting of C j alkyl to Cg alkyl, halogen and -CN, and
  • R 5 is H or Ci-alkyl to C 2 o-alkyl
  • R 5 is preferably n-octyl.
  • R 1 , R 2 , R 3 and R 4 are also preferably methyl.
  • R 5 is particularly preferably n-octyl and R 1 , R 2 , R 3 and R 4 are methyl.
  • compositions comprising polycarbonate and fatty acid esters and one or more compounds of the formula (I).
  • compositions according to the invention contain 0.02 to 1% by weight of fatty acid esters. These are preferably selected from the group consisting of pentaerythritol tetrastearate, glycerol monostearate and mixtures of these two.
  • compositions according to the invention additionally contain 10 ppm to 3000 ppm thermal stabilizers.
  • the thermal stabilizers are preferably selected from the group consisting of tris (2,4-di-tert-butylphenyl) phosphite and triphenylphosphine.
  • the object according to the invention is further achieved by a method for producing products containing a composition according to the invention by extrusion or coextrusion or injection molding. Extrusion or coextrusion are preferred.
  • the object according to the invention is further achieved by a product containing a composition according to the invention.
  • the object according to the invention is further achieved by a multilayer product, at least one of the outer layers containing a composition according to the invention.
  • the object according to the invention is further achieved by a product containing a composition according to the invention, the product being selected from the group consisting of plate, solid plate, multi-wall sheet, corrugated solid sheet, corrugated multi-wall sheet, web profile, glazing, glazing of greenhouses, winter garden, bus stop, billboard, Shield, protective screen, automobile window, window and roof.
  • Particularly preferred products according to the invention are multilayer boards which contain a composition according to the invention in at least one of the two outer layers.
  • the products according to the invention contain a composition according to the invention. They preferably consist essentially of a composition according to the invention. They particularly preferably consist of a composition according to the invention. In the case of multi-layer products, this applies to one or more layers of the product.
  • composition according to the invention is preferably applied as a preferably 5 to 80 ⁇ m thick cover layer to a polycarbonate plate, the application is preferably carried out by coextrusion.
  • compositions according to the invention preferably contain 1 to 7% by weight, particularly preferably 2 to 5% by weight, of compounds of the formula (I).
  • the compounds of the formula (I) can be prepared by known processes. According to WO 00/14075, US-A 556 973,
  • compositions according to the invention containing polycarbonate have proven to be particularly advantageous. They can be processed without any problems and show no impairments in the products obtained as a product. Surprisingly, it has been found that when these compounds are used, additives known from the art of compositions containing polycarbonate no longer lead to the problems described at the beginning.
  • polycarbonates are homopolycarbonates, copolycarbonates or thermoplastic polyester carbonates. They preferably have average molecular weights M w of 18,000 to 40,000 g / mol, preferably of 26,000 to 36,000 g / mol and in particular of 28,000 to 35,000 g / mol, determined by measuring the rel.
  • the melt viscosity of the composition containing polycarbonate should preferably be lower than that of the substrate to which it is applied when multilayer products are produced.
  • Production is preferably carried out using the phase interface process or the melt transesterification process and is described using the phase interface process as an example.
  • Compounds to be used preferably as starting compounds are bisphenols of the general formula HO-Z-OH, in which Z is a divalent organic radical with 6 to
  • Examples of such compounds are bisphenols belonging to the group of dihydroxy-diphenyls, bis (hydroxyphenyl) alkanes, indane bisphenols, bis (hydroxyphenyl) ethers, bis (hydroxyphenyl) sulfones, bis (hydroxyphenyl) ketones and ⁇ , 'bis (hydroxyphenyl) ) -diisopropylbenzenes belong.
  • Particularly preferred bisphenols belonging to the abovementioned connecting groups are bisphenol-A, tetraalkylbisphenol-A, 4,4- (meta-phenylenediisopropyl) diphenol (bisphenol M), 4,4- (para-phenylenediisopropyl) diphenol, l, l-bis- (4-hydroxyphenyl) -3,3,5-trimethylcyclohexane (BP-TMC) and optionally their mixtures.
  • Particularly preferred polycarbonates are homopolycarbonates based on bisphenol-A and copolycarbonates based on the monomers bisphenol-A and 1,1-
  • polyester carbonates are obtained by reacting the bisphenols already mentioned, at least one aromatic dicarboxylic acid and optionally carbonic acid equivalents.
  • aromatic dicarboxylic acids are, for example, phthalic acid, terephthalic acid, isophthalic acid, 3,3'- or 4,4'-diphenyldicarboxylic acid and benzophenone dicarboxylic acids.
  • Up to 80 mol%, preferably from 20 to 50 mol%, of the carbonate groups in the polycarbonates can be replaced by aromatic dicarboxylic acid ester groups in the case of polyester carbonates.
  • Inert organic solvents used in the interfacial process are, for example, dichloromethane, the various dichloroethanes and chloropropane compounds, carbon tetrachloride, trichloromethane, chlorobenzene and chlorotoluene; chlorobenzene or dichloromethane or mixtures of dichloromethane and chlorobenzene are preferably used.
  • phase interface reaction can be accelerated by catalysts such as tertiary amines, in particular N-alkylpiperidines or onium salts.
  • catalysts such as tertiary amines, in particular N-alkylpiperidines or onium salts.
  • Tributylamine, triethylamine and N-ethylpiperidine are preferably used.
  • the catalysts mentioned in DE-A 42 38 123 are preferably used.
  • branching agents allow the polycarbonates to be deliberately and controlled branched.
  • Some suitable branching agents are: phloroglucin, 4,6-dimethyl-2,4,6-tri- (4-hydroxyphenyl) -hepten-2; 4,6-dimethyl-2,4,6-tri- (4-hydroxyphenyl) heptane; l, 3,5-tri- (4-hydroxyphenyl) benzene; l, l, l-tri- (4-hydroxyphenyl) ethane; Tri- (4-hydroxyphenyl) -phenylmethane; 2,2-bis- [4,4-bis- (4-hydroxy- ⁇ henyl) cyclohexyl] propane; 2,4-bis (4-hydroxyphenyl-isopropyl) -phenol; 2,6-bis (2-hydroxy-5 , -methyl-benzyl) -4-methylphenol; 2- (4-hydroxyphenyl) -2- (2,4-dihydroxyphenyl) propane; Hexa- (4- (4-
  • branching agents 0.05 to 2 mol%, based on the bisphenols used, of branching agents or mixtures of the branching agents can be used together with the bisphenols but can also be added at a later stage in the synthesis.
  • Chain breakers can be used.
  • Phenols such as phenol, alkylphenols such as cresol and 4-tert-butylphenol, chlorophenol, bromophenol, cumylphenol or mixtures thereof are preferably used as chain terminators in amounts of preferably 1-20 mol%, particularly preferably 2-10 mol% each Moles of bisphenol. Phenol, 4-tert-butylphenol and cumylphenol are preferred.
  • Chain terminators and branching agents can be added to the syntheses separately or together with the bisphenol.
  • the incorporation of the UV absorbers, in particular the incorporation of the compounds of the formula (I), into the compositions comprising polycarbonate according to the invention is carried out by customary methods, for example by mixing solutions of the UV absorbers with solutions of the polycarbonates in suitable organic solvents such as CH 2 C1 2 , haloalkanes, halogen aromatics, chlorobenzene and xylenes.
  • suitable organic solvents such as CH 2 C1 2 , haloalkanes, halogen aromatics, chlorobenzene and xylenes.
  • the substance mixtures are then preferably homogenized in a known manner via extrusion; the solution mixtures are known in Way removed, for example by evaporation of the solvent and subsequent extrusion, for example compounded.
  • compositions containing polycarbonate can additionally contain stabilizers.
  • Suitable stabilizers for the polycarbonates for the compositions containing polycarbonate are, for example, phosphines, phosphites or Si-containing stabilizers and further compounds described in EP-A 0 500 496.
  • Examples include triphenyl phosphites, diphenylalkyl phosphites, phenyl dialkyl phosphites, tris (nonylphenyl) phosphite, tetrakis (2,4-di-tert-butylphenyl) 4,4'-biphenylene diphosponite and triaryl phosphite.
  • Triphenylphosphine and tris (2,4-di-tert-butylphenyl) phosphite are particularly preferred.
  • the molding composition according to the invention contains fatty acid esters. These are (part) esters of tetra- to hexavalent alcohols, especially pentaerythritol.
  • Tetravalent alcohols are, for example, pentaerythritol and mesoerythritol.
  • pentavalent alcohols are arabite, ribite and xylitol.
  • Hexahydric alcohols are, for example, mannitol, glucitol (sorbitol) and dulcitol.
  • the esters are the monoesters, diesters, triesters, tetraesters, optionally pentaesters and hexaesters or their mixtures, in particular static mixtures, of saturated, aliphatic C ⁇ o to C26 monocarboxylic acids, preferably with saturated, aliphatic C14 to C 2 2 -monocarboxylic acids.
  • the commercially available fatty acid esters in particular pentaerythritol, can contain ⁇ 60% of different partial esters due to the manufacturing process.
  • Saturated, aliphatic monocarboxylic acids with 10 to 26 carbon atoms are, for example, capric acid, lauric acid, myristic acid, palmitic acid, stearic acid, arachic acid, behenic acid, lignoceric acid and cerotic acid.
  • Preferred saturated, aliphatic monocarboxylic acids with 14 to 22 carbon atoms are, for example, myristic acid, palmitic acid, stearic acid, arachic acid and behenic acid.
  • Saturated, aliphatic monocarboxylic acids such as palmitic acid and stearic acid are particularly preferred.
  • saturated, aliphatic C 10 to C 26 carboxylic acid and the fatty acid esters to be used according to the invention are either known as such or can be prepared by processes known from the literature.
  • pentaerythritol fatty acid esters are those of the particularly preferred monocarboxylic acids mentioned above.
  • Esters of pentaerythritol with stearic acid and palmitic acid are particularly preferred.
  • the molding composition according to the invention may further contain glycerol monofatty acid esters.
  • Glycerol monofatty acid esters are esters of glycerol with saturated, aliphatic CJO to C 2 6 -monocarboxylic acids, preferably with saturated, aliphatic C14 to C22 onocarboxylic acids. Their higher volatility no longer leads to the problems described at the outset in the case of the molding composition according to the invention.
  • Glycerol monofatty acid esters are to be understood as meaning both those of the primary OH function of glycerol and those of the secondary OH function of glycerol and mixtures of these isomeric classes of compounds. Due to the manufacturing process, the glycerol monofatty acid esters can contain ⁇ 50% of different diesters and triesters of glycerol. Saturated, aliphatic monocarboxylic acids with 10 to 26 carbon atoms are, for example, capric acid, lauric acid, myristic acid, palmitic acid, stearic acid, arachic acid, behenic acid, lignoceric acid and cerotic acid.
  • Preferred saturated, aliphatic monocarboxylic acids with 14 to 22 carbon atoms are, for example, myristic acid, palmitic acid, stearic acid, arachic acid and behenic acid.
  • Saturated aliphatic monocarboxylic acids are particularly preferably palmitic acid stearic acid.
  • saturated, aliphatic CJO to C26 carboxylic acids and the glycerol monofatty acid esters to be used according to the invention are either known from the literature as such or can be prepared by processes known from the literature (see, for example, Fieser and Fieser, Organische Chemie GmbH, Weinheim, Bergstr. 1965, chapter 30, page
  • glycerol monofatty acid esters are those of the particularly preferred monocarboxylic acids mentioned above.
  • compositions containing polycarbonate can additionally contain antistatic agents.
  • antistatic agents are cationic compounds, for example quaternary ammonium, phosphonium or sulfonium salts, anionic compounds, for example alkylsulfonates, alkylsulfates, alkylphosphates, carboxylates in the form of alkali metal or alkaline earth metal salts, nonionic compounds, for example polyethylene glycol esters, polyethylene glycol ethers, fatty acid esters, ethoxy fatty acids , Preferred antistatic agents are nonionic compounds.
  • compositions according to the invention and the products produced therefrom can contain organic dyes, inorganic color pigments, fluorescent dyes and particularly preferably optical brighteners. All of the starting materials and solvents used for the synthesis of the compositions according to the invention containing polycarbonate can be contaminated with corresponding impurities from their production and storage, the aim being to work with starting materials which are as clean as possible.
  • the individual constituents can be mixed in a known manner both successively and simultaneously, both at room temperature and at elevated temperature.
  • the additives are incorporated into the compositions containing polycarbonate in a known manner, for example by mixing polymer granules with the additives at temperatures of about 200 to 330 ° C. in conventional units such as internal kneaders, extruders and twin-screw extruders, for example by melt compounding or melt extrusion or by mixing the solder - Solutions of the polymer with solutions of the additives and subsequent evaporation of the solvents in a known manner.
  • the proportion of additives in the compositions containing polycarbonate can be varied within wide limits and depends on the desired properties of the compositions containing polycarbonate.
  • the total proportion of the additives in the compositions containing polycarbonate is preferably up to 20% by weight, preferably 0.2 to 12% by weight, based on the weight of the compositions containing polycarbonate.
  • compositions according to the invention containing polycarbonate as a coextrusion layer offers a significant advantage over any other compositions containing polycarbonate as the base material of sheets. This advantage occurs in particular even if the plate base material is also equipped with the UV absorber and the mold release agent of the compositions according to the invention containing polycarbonate.
  • the compositions containing polycarbonate can be used to produce solid plastic sheets and so-called multi-wall sheets (eg double wall sheets, triple-wall sheets etc.).
  • the plates also include those which have an additional cover layer with the composition according to the invention containing polycarbonate on one or both sides.
  • compositions according to the invention containing polycarbonate make it easier to manufacture products, in particular sheets and products made from them, such as e.g. Glazing for greenhouses, conservatories,
  • Subsequent processing of the products coated with the compositions containing polycarbonate according to the invention such as Deep drawing or surface processing, e.g. Finishing with scratch-resistant lacquers, water-spreading layers and the like are possible and the products produced by these processes are also the subject of the present invention.
  • Extruders for producing the core layer and cover layer (s) are connected to a coextrusion adapter.
  • the adapter is designed in such a way that the melt forming the cover layer is adhered to the melt of the core layer as a thin layer.
  • the multilayer melt strand thus produced is then brought into the desired shape (multi-wall or solid sheet) in the nozzle connected subsequently. Then, in a known manner, using calendering (solid sheet) or
  • Vacuum calibration multi-wall sheet
  • the melt under controlled conditions cooled and then cut to length.
  • a tempering furnace can be installed after the calibration to eliminate stresses.
  • the nozzle instead of the adapter attached in front of the nozzle, the nozzle itself can also be designed such that the melt is brought together there.
  • 10 mm twin-wall sheets AE as they are described for example in EP-A 0110238 were obtained from the following compositions containing polycarbonate:
  • the base material used was Makrolon ® KU 1-1243 (branched bisphenol-A
  • the thickness of the coex layer was approximately 50 ⁇ m in each case.
  • Pentaerythritol tetrastearate commercially available, for example as Loxiol @ EP 129 from Cognis, Dusseldorf, Germany.
  • Glycerol monostearate commercially available, for example as Loxiol ® VPG 861 from Cognis, Düsseldorf, Germany
  • Tris (2,4-di-tert-butylphenyl) phosphite from Ciba Specialty Chemicals, Lampertheim, Germany
  • Tinuvin® 360 is 2,2-methylenebis (4- (l, l, 3,3-tetramethylbutyl) -6- (2H-benzotriazol-2-yl) phenol.
  • Compound II (commercially available as Tinuvin® 1577):
  • the facility consisted of
  • the main extruder with a screw with a length of 33 D and a diameter of 70 mm with degassing the coex adapter (feedblock system) a coextruder for applying the top layer with a screw with a length of 25 D and a diameter of 30 mm the special slot die with a width of 350 mm - the Calibrator of the roller conveyor of the take-off device of the cutting device (saw) the deposit table.
  • the polycarbonate granulate of the base material was fed to the hopper of the main extruder, the UV coextrusion material to that of the coextruder.
  • the respective material was melted and conveyed in the respective plasticizing system cylinder / screw. Both material melts were brought together in the coex adapter and formed after leaving the nozzle and cooling in the calibrator a network.
  • the other facilities were used to transport, cut to length and lay down the extruded sheets.
  • Coextrusion with A first small deposits after 4 hours after 3 hours at irregular intervals, light transverse waves that slightly affect the plate quality. Cross waves slightly stronger after 4 hours. Note: good
  • Coextrusion with C first small deposits after 2 h after 150 minutes, light cross waves appearing at irregular intervals, which have a slightly negative effect on the plate quality.
  • Example C shows that very poor plate qualities are achieved with compound II.

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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)
  • Compositions Of Macromolecular Compounds (AREA)
  • Laminated Bodies (AREA)
  • Extrusion Moulding Of Plastics Or The Like (AREA)
  • Manufacture Of Macromolecular Shaped Articles (AREA)

Abstract

L'invention concerne l'utilisation de triazines spéciales pour la production de compositions contenant du polycarbonate ainsi que ces triazines et des esters d'acide gras. L'invention concerne également lesdites compositions, un procédé pour obtenir des produits contenant ces compositions, ainsi que lesdits produits.
EP01940533A 2000-06-08 2001-05-28 Compositions contenant du polycarbonate Ceased EP1297083A1 (fr)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
DE10028412 2000-06-08
DE10028412A DE10028412A1 (de) 2000-06-08 2000-06-08 Zusammensetzungen enthaltend Polycarbonat
PCT/EP2001/006060 WO2001094486A1 (fr) 2000-06-08 2001-05-28 Compositions contenant du polycarbonate

Publications (1)

Publication Number Publication Date
EP1297083A1 true EP1297083A1 (fr) 2003-04-02

Family

ID=7645132

Family Applications (1)

Application Number Title Priority Date Filing Date
EP01940533A Ceased EP1297083A1 (fr) 2000-06-08 2001-05-28 Compositions contenant du polycarbonate

Country Status (14)

Country Link
US (1) US6960623B2 (fr)
EP (1) EP1297083A1 (fr)
JP (1) JP2004504414A (fr)
KR (1) KR100684225B1 (fr)
CN (1) CN1238452C (fr)
AU (2) AU2001274074B2 (fr)
BR (1) BR0111403A (fr)
CA (1) CA2411697A1 (fr)
DE (1) DE10028412A1 (fr)
HK (1) HK1055127A1 (fr)
IL (2) IL153090A0 (fr)
MX (1) MXPA02012112A (fr)
TW (1) TW538105B (fr)
WO (1) WO2001094486A1 (fr)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102005041952A1 (de) * 2005-09-03 2007-03-08 Bayer Materialscience Ag Zusammensetzungen enthaltend Polycarbonat und neuartige UV-Absorber
DE102006014118A1 (de) * 2006-03-24 2007-09-27 Bayer Materialscience Ag Formkörper mit hoher Lichtstreuung und hoher Lichttransmission zur Verwendung als Diffuser-Sheet in Flachbildschirmen
US8748520B2 (en) 2009-09-28 2014-06-10 Fujifilm Corporation Polycarbonate resin composition containing triazine compound and molded article using the same
JP5600408B2 (ja) * 2009-09-28 2014-10-01 富士フイルム株式会社 トリアジン化合物を含有するポリカーボネート樹脂組成物及びそれを用いた成形品
DE102009043512A1 (de) * 2009-09-30 2011-03-31 Bayer Materialscience Ag Polycarbonat-Zusammensetzung mit verbesserter Schmelzefließfähigkeit
DE102009043511A1 (de) * 2009-09-30 2011-03-31 Bayer Materialscience Ag UV-stabile Polycarbonat-Zusammensetzung mit verbesserten Eigenschaften
WO2012172372A1 (fr) 2011-06-17 2012-12-20 Colormatrix Holdings, Inc. Matériaux polymères
US9574083B2 (en) * 2014-02-27 2017-02-21 Sabic Global Technologies B.V. Synergistic effect of multiple mold release additives in polycarbonate based compositions
KR101795179B1 (ko) 2015-12-10 2017-11-07 현대자동차주식회사 플라스틱 글레이징 코팅용 수지 조성물, 이를 코팅한 플라스틱 글레이징 및 이의 제조방법

Family Cites Families (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE8233007U1 (de) 1982-11-25 1983-03-24 Röhm GmbH, 6100 Darmstadt Polycarbonat-kunststofftafel
JPS6231801A (ja) * 1985-08-02 1987-02-10 Teijin Chem Ltd 光学用成形品
EP0300485A3 (fr) 1987-07-21 1990-04-25 Mitsubishi Gas Chemical Company, Inc. Procédé de préparation de matériau à mouler en résine de polycarbonate à basse teneur en particules
DE3739765A1 (de) 1987-11-24 1989-06-08 Bayer Ag Beschichtete formkoerper und ein verfahren zu ihrer herstellung
TW222292B (fr) 1991-02-21 1994-04-11 Ciba Geigy Ag
JP3002912B2 (ja) 1991-07-16 2000-01-24 セイコーインスツルメンツ株式会社 熱分析装置
US5856012A (en) 1993-10-18 1999-01-05 Bayer Ag Process for the production of multilayer plastic sheets
US5597778A (en) * 1994-09-02 1997-01-28 Smale; Bernard Herbicidal compositions containing DMSO
EP0711804A3 (fr) 1994-11-14 1999-09-22 Ciba SC Holding AG Stabilisateurs à la lumière latents
US5807914A (en) * 1995-07-05 1998-09-15 Mitsubishi Engineering-Plastics Corporation Glass fiber-reinforced polycarbonate resin composition
JPH0957881A (ja) 1995-08-22 1997-03-04 Mitsubishi Gas Chem Co Inc プラスチック折板波板
JPH0957813A (ja) 1995-08-28 1997-03-04 Mitsubishi Gas Chem Co Inc 耐紫外線性ポリカーボネートシート及びフィルムの製造方法
JPH09176476A (ja) 1995-12-25 1997-07-08 Mitsubishi Gas Chem Co Inc 耐紫外線性ポリカーボネート樹脂組成物
US6004678A (en) 1996-08-16 1999-12-21 General Electric Company Low plate out polycarbonate compositions
DE19732090C1 (de) * 1997-07-25 1999-03-25 Bayer Ag Polycarbonatformmassen, Verfahren zu ihrer Herstellung und ihre Verwendung als Beschichtungen in coextrudierten Platten

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See references of WO0194486A1 *

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TW538105B (en) 2003-06-21
HK1055127A1 (en) 2003-12-24
IL153090A (en) 2007-05-15
CN1238452C (zh) 2006-01-25
DE10028412A1 (de) 2001-12-13
US20030158300A1 (en) 2003-08-21
AU2001274074B2 (en) 2005-08-25
MXPA02012112A (es) 2003-06-06
CA2411697A1 (fr) 2001-12-13
AU7407401A (en) 2001-12-17
WO2001094486A1 (fr) 2001-12-13
JP2004504414A (ja) 2004-02-12
KR20030025233A (ko) 2003-03-28
KR100684225B1 (ko) 2007-02-20
US6960623B2 (en) 2005-11-01
BR0111403A (pt) 2003-06-03
CN1432052A (zh) 2003-07-23
IL153090A0 (en) 2003-06-24

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