WO1998056857A1 - Composition de resine polyester thermoplastique ignifuge - Google Patents
Composition de resine polyester thermoplastique ignifuge Download PDFInfo
- Publication number
- WO1998056857A1 WO1998056857A1 PCT/JP1998/002625 JP9802625W WO9856857A1 WO 1998056857 A1 WO1998056857 A1 WO 1998056857A1 JP 9802625 W JP9802625 W JP 9802625W WO 9856857 A1 WO9856857 A1 WO 9856857A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- nitrogen
- composition according
- formula
- thermoplastic polyester
- polyester resin
- Prior art date
Links
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
-
- 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
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29B—PREPARATION OR PRETREATMENT OF THE MATERIAL TO BE SHAPED; MAKING GRANULES OR PREFORMS; RECOVERY OF PLASTICS OR OTHER CONSTITUENTS OF WASTE MATERIAL CONTAINING PLASTICS
- B29B11/00—Making preforms
- B29B11/06—Making preforms by moulding the material
- B29B11/10—Extrusion moulding
-
- 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
- C08K5/0091—Complexes with metal-heteroatom-bonds
-
- 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
- C08K5/34924—Triazines containing cyanurate groups; Tautomers thereof
-
- 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
- C08K5/5313—Phosphinic compounds, e.g. R2=P(:O)OR'
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L61/00—Compositions of condensation polymers of aldehydes or ketones; Compositions of derivatives of such polymers
- C08L61/20—Condensation polymers of aldehydes or ketones with only compounds containing hydrogen attached to nitrogen
- C08L61/26—Condensation polymers of aldehydes or ketones with only compounds containing hydrogen attached to nitrogen of aldehydes with heterocyclic compounds
- C08L61/28—Condensation polymers of aldehydes or ketones with only compounds containing hydrogen attached to nitrogen of aldehydes with heterocyclic compounds with melamine
-
- 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
Definitions
- the present invention relates to a flame-retardant thermoplastic polyesdel resin composition having excellent flame retardancy without using a halogen-based flame retardant, and a method for producing the same. More specifically, the present invention relates to a flame-retardant resin composition having excellent flame retardancy, good mechanical properties, moldability, and excellent heat retention stability, and a method for producing the same.
- Thermoplastic polyester resins are widely used in electrical and electronic equipment parts and automotive parts due to their excellent properties. In particular, in the electric and electronic equipment fields, in many cases, they are used with flame retardancy to ensure safety against fire.
- halogen-based flame retardants are generally used. However, halogen-based flame retardants are included as impurities in flame retardants during kneading and molding, or when halogen compounds generated as products by thermal decomposition corrode kneaders, molding machines, molds, etc. There is.
- some halogen-based flame retardants contain toxic substances that are extremely small in the gases generated by decomposition.
- the present inventors have aimed at achieving excellent flame retardancy at a reasonable cost, as well as mechanical properties and moldability, without using a halogen-based flame retardant in the thermoplastic polyester as described above. As a result of the investigation, it was found that very good flame retardancy can be obtained by adding a small amount of a nitrogen-based compound, and the present invention was completed.
- thermoplastic polyester resin 100 parts by weight of thermoplastic polyester resin
- thermoplastic polyester resin composition a flame-retardant thermoplastic polyester resin composition.
- R 2 represent a straight-chain or branched ⁇ -. 6 alkyl or phenyl
- R 3 represents a straight-chain or branched ⁇ -.
- M represents a calcium ion or an aluminum ion
- m is 2 or 3
- n is 1 or 3
- X is 1 or 2.
- composition of the present invention comprises the components (A), (B) and (C).
- (B) is at least one selected from (1), (2) and a polymer thereof.
- the nitrogen-containing organic substance is a nitrogen-containing condensate or a salt of an acid with a nitrogen-containing compound having an amino group.
- thermoplastic polyester resin (A) as the base resin of the present invention is a polyester obtained by polycondensation of a dicarboxylic acid compound and a dihydroxy compound, polycondensation of an oxycarboxylic acid compound, or polycondensation of these three-component compounds. Yes, the effect of the present invention is obtained for both homopolyester and copolyester.
- dicarboxylic acid compounds constituting the thermoplastic polyester resin used here include terephthalic acid, isophthalic acid, naphthalenedicarboxylic acid, diphenyldicarboxylic acid, diphenyletherdicarboxylic acid, diphenylenedicarboxylic acid, and cyclohexane.
- Known dicarboxylic acid compounds such as xandicarboxylic acid, adipic acid and sebacic acid, and alkylyl, alkoxy or halogen-substituted compounds thereof.
- These dicarboxylic acid compounds can also be used in the polymerization in the form of a derivative capable of forming an ester, for example, a lower alcohol ester such as dimethyl ester.
- examples of the dihydroxy compound constituting the polyester (A) of the present invention are as follows: ethylene glycol, propylene glycol, butanediol, neopentylda alcohol, hydroquinone, resorcinol, dihydroxyphenyl, naphthalene diol, dihydroxydiphenyl Dihydroxy compounds such as ter, cyclohexanediol, 2,2-bis (4-hydroxyphenyl) propane, and ethoxylated bisphenol A, polyoxyalkylene glycols, and alkyl, alkoxy or halogen-substituted products thereof. , Or a mixture of two or more.
- oxycarboxylic acids examples include oxycarboxylic acids such as oxybenzoic acid, oxynaphthoic acid and diphenylene carboxylic acid, and alkyl, alkoxy or halogen-substituted products thereof. Further, derivatives of these compounds capable of forming an ester can also be used. In the present invention, one or more of these compounds are used.
- a polyester having a branched or crosslinked structure using a small amount of a trifunctional monomer that is, trimellitic acid, trimesic acid, pyromellitic acid, pentaerythritol, trimethylolpropane, or the like may be used.
- thermoplastic polyesters produced by polycondensation using the compound as a monomer component as described above can be used as the component (A) of the present invention, and can be used alone or as a mixture of two or more.
- a copolymer mainly composed of polyalkylene terephthalate, more preferably polybutylene terephthalate and / or polyethylene terephthalate is used.
- the thermoplastic polyester may be modified by a known method such as crosslinking or graft polymerization.
- thermoplastic polyester used in the present invention those having an intrinsic viscosity of 0.5 to 1.3 dl / g can be used. From the viewpoint of moldability and mechanical properties, those having a range of 0.65 to l. If the intrinsic viscosity is lower than 0.5 dl / g, the mechanical strength is extremely reduced, and if the intrinsic viscosity is higher than 1.3 d1 ng, the fluidity of the resin deteriorates and the moldability deteriorates.
- R, and R 2 is table a straight or branched chain of 1-6 alkyl or Hue alkylsulfonyl,
- R 3 is ⁇ ⁇ straight or branched chain.
- Alkylene, Ariren, Arukiruari Ren or Ariru Represents an alkylene
- M represents a calcium ion or an aluminum ion
- m is 2 or 3
- n is 1 or 3
- X is 1 or 2.
- the compound (B) can be added in an amount of 5 to 40 parts by weight based on 100 parts by weight of the thermoplastic polyester (A). If the amount is less than 5 parts by weight, the desired flame retardancy is not sufficient. If the amount exceeds 40 parts by weight, the mechanical properties are deteriorated and the material cost becomes too high to be realistic. From the viewpoint of cost and flame retardancy, a range of 7 to 35 parts by weight can be particularly preferably used.
- R 4 , R 5 , and R 6 are a hydrogen atom, an amino group, an aryl group, or an oxyalkyl group having 1 to 3 carbon atoms, and R 4 , R 5 , and R 6 may be the same or different.
- R 7 and R 8 are a hydrogen atom, an amino group, an aryl group, or an oxyalkyl group having 1 to 3 carbon atoms, and R 7 and R 8 may be the same or different.
- R 9 is a hydrogen atom, an amino group, an aryl group, or an oxyalkyl group having 1 to 3 carbon atoms.
- Examples of typical examples are (1) melamine, (2) melamine cyanurate, melamine borate, and (3) polycondensates composed of melamine and formaldehyde.
- a particularly preferred component (C) is a nitrogen-containing condensate, and (3) a condensation polymer of the compound represented by the formula (5) and formaldehyde, particularly a melamine formaldehyde condensate.
- formaldehyde particularly a melamine formaldehyde condensate.
- these compounds (C) can be added in an amount of 1 to 35 parts by weight based on 100 parts by weight of the thermoplastic polyester (A). If the amount is less than 1 part by weight, it becomes necessary to add a large amount of the desired component (B), and if it exceeds 35 parts by weight, the mechanical properties deteriorate.
- the preferred amount in consideration of the heat retention stability has a nitrogen-containing condensate or an amino group. In the case of a salt of a nitrogen-containing compound and an acid, the amount is 3 to 25 parts by weight.
- an amorphous thermoplastic resin can be added with another thermoplastic resin within a range that does not impair the characteristics of the thermoplastic polyester.
- the amorphous resin that can be added is not particularly limited, but polycarbonate resin, a copolymer resin containing styrene, butadiene, and acrylonitrile as a component, styrene, and acrylate are preferable in terms of thermal stability and dimensional stability. It is preferable that the resin is a copolymer resin containing a lylic acid ester and / or a methacrylic acid ester and acrylonitrile.
- the amount of these resins is preferably in a range that does not deteriorate the performance of the flame-retardant polyester resin composition of the present invention, that is, 45 parts by weight or less based on 100 parts by weight of the component (A).
- the flame-retardant resin material of the present invention may further contain other thermoplastic resins in addition to the above-mentioned components depending on the purpose.
- Any other thermoplastic resin may be used as long as it is stable at high temperatures. Examples thereof include polyamide, polyphenylene sulfide, polyphenylene oxide, polyacetal, polysulfone, polyether sulfone, polyetherimide, polyether ketone, and fluororesin.
- These thermoplastic resins can be used as a mixture of two or more kinds. Since thermoplastic polyesters tend to drip during combustion, it is particularly desirable to add a fluororesin as a dripping inhibitor for polyester fabrics.
- the flame-retardant resin material of the present invention may have, in addition to the above-mentioned components, as required, mechanical strength, heat resistance, dimensional stability (deformation resistance, warpage), electrical properties, and the like.
- fibrous, powdery and granular fillers can be blended.
- Fibrous fillers include glass fiber, carbon fiber, silica fiber, Inorganic fibrous substances such as lumina fiber, zirconia fiber, boron nitride fiber, silicon nitride fiber, boron fiber, potassium titanate fiber, and metal fibers such as stainless steel, aluminum, titanium, copper, and brass. Particularly typical fibrous fillers are glass fibers or carbon fibers.
- the granular fillers include silicates such as carbon black, silica, quartz powder, glass beads, glass powder, calcium silicate, aluminum silicate, kaolin, talc, cres, diatomaceous earth, and wollastonite.
- silicates such as carbon black, silica, quartz powder, glass beads, glass powder, calcium silicate, aluminum silicate, kaolin, talc, cres, diatomaceous earth, and wollastonite.
- Metal oxides such as iron oxide, titanium oxide, zinc oxide, and alumina; metal carbonates such as calcium carbonate and magnesium carbonate; metal sulfates such as calcium sulfate and barium sulfate; and other silicon carbide, silicon oxynitride, Boron nitride and various metal powders.
- the plate-like filler include my strength, glass flakes, and various metal foils.
- inorganic fillers can be used alone or in combination of two or more.
- the combined use of a fibrous filler, especially a glass fiber and a powdery and / or platy filler is a preferable combination, in particular, because it has both mechanical strength, dimensional accuracy, electrical properties and the like.
- a sizing agent or a surface treatment agent When using these fillers, it is desirable to use a sizing agent or a surface treatment agent if necessary.
- This example is a functional compound such as an epoxy-based compound, an isocyanate-based compound, a silane-based compound, and a titanate-based compound. These compounds may be used after being subjected to a surface treatment or a convergence treatment, or may be added at the same time as the preparation of the material.
- the compounding amount of the inorganic filler is 0 to 150 parts by weight, preferably 5 to 100 parts by weight, based on 100 parts by weight of the polyester resin (A). If the amount of the inorganic filler exceeds 150 parts by weight, molding becomes difficult, and there is a problem in the mechanical strength of the molded product.
- the amount of the functional surface treating agent used in combination is 0 to 10% by weight, preferably 0.05 to 5% by weight, based on the inorganic filler.
- the thermoplastic resin material of the present invention is generally made of a known substance added to the thermoplastic resin and the thermosetting resin in order to impart desired properties according to the purpose, that is, an antioxidant, an ultraviolet absorber, and the like. It is possible to mix various stabilizers, antistatic agents, flame retardants, coloring agents such as dyes and pigments, lubricants, crystallization accelerators, and crystal nucleating agents.
- thermoplastic resin material of the present invention can be easily prepared by equipment and methods generally used as conventional resin composition preparation methods. For example, 1) mixing each component, kneading and extruding with a single-screw or twin-screw extruder to prepare a pellet, and then preparing the pellet, 2) preparing pellets having different compositions, and mixing the pellets A method in which a predetermined amount is mixed and subjected to molding to obtain a molded article having a desired composition after molding, and 3) a method in which one or more of each component is directly charged into a molding machine, can be used. Mixing and adding a part of the resin component as a fine powder with the other components is a preferable method for uniformly mixing these components. Examples Hereinafter, the present invention will be described specifically with reference to Examples, but the present invention is not limited to the following Examples as long as the gist of the present invention is not exceeded.
- the measurement method for the characteristic evaluation shown below is as follows.
- the tensile strength was measured according to ASTM D-638.
- the deflection temperature under load was measured according to ASTM D-648.
- Table 5 shows resins and nitrogen compounds used in other examples and comparative examples.
- Predetermined amounts of the components (B) and (C) and the fluororesin were blended with the polyester resin of the component (A), and the resulting mixture was uniformly mixed with a V blender.
- a predetermined amount of the glass fiber was side-fed with a 30 mm ⁇ biaxial extruder, melt-mixed at a barrel temperature of 260: the strand discharged from the die was cooled, and then cut. A pellet was obtained.
- PET1 0.8dl / g polybutylene terephthalate
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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)
- Mechanical Engineering (AREA)
- Compositions Of Macromolecular Compounds (AREA)
Description
Claims
Priority Applications (5)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
AT98924622T ATE251202T1 (de) | 1997-06-13 | 1998-06-15 | Flammhemmende thermoplastische polyesterharzzusammensetzung |
KR1019980710950A KR100529207B1 (ko) | 1997-06-13 | 1998-06-15 | 난연성열가소성폴리에스테르수지조성물 |
EP98924622A EP0919591B2 (en) | 1997-06-13 | 1998-06-15 | Flame-retardant thermoplastic polyester resin composition |
DE69818611T DE69818611T3 (de) | 1997-06-13 | 1998-06-15 | Flammhemmende Thermoplaste |
US09/214,497 US6433045B1 (en) | 1997-06-13 | 1998-06-15 | Flame-retardant thermoplastic polyester resin composition |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP15653397 | 1997-06-13 | ||
JP9/156533 | 1997-06-13 |
Publications (1)
Publication Number | Publication Date |
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WO1998056857A1 true WO1998056857A1 (fr) | 1998-12-17 |
Family
ID=15629881
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/JP1998/002625 WO1998056857A1 (fr) | 1997-06-13 | 1998-06-15 | Composition de resine polyester thermoplastique ignifuge |
Country Status (8)
Country | Link |
---|---|
US (1) | US6433045B1 (ja) |
EP (1) | EP0919591B2 (ja) |
KR (1) | KR100529207B1 (ja) |
CN (1) | CN1165579C (ja) |
AT (1) | ATE251202T1 (ja) |
DE (1) | DE69818611T3 (ja) |
MY (1) | MY117653A (ja) |
WO (1) | WO1998056857A1 (ja) |
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DE19827845A1 (de) * | 1998-06-23 | 1999-12-30 | Basf Ag | Flammgeschützte Polyesterformmassen |
DE10112155A1 (de) | 2001-03-14 | 2002-09-19 | Budenheim Rud A Oetker Chemie | Derivat von Phosphorsäureestersatz oder-addukt oder Gemischen hiervon, Verfahren zu deren Herstellung und deren Verwendung |
DE10137930A1 (de) * | 2001-08-07 | 2003-02-20 | Basf Ag | Halogenfreie flammgeschützte Polyester |
US20040147184A1 (en) * | 2002-03-01 | 2004-07-29 | Taylor Jr. Edward W. | Flexible thermal protective compositions and coatings and structures formed with them |
US20050159515A1 (en) * | 2002-03-28 | 2005-07-21 | Jens-Peter Wiegner | Compounds useful for reducing acetaldehyde content of polyethylene terephthalate, their use and products resulting therefrom |
KR100624755B1 (ko) * | 2003-06-05 | 2006-09-19 | 주식회사 삼양사 | 비할로겐 난연성 폴리부틸렌테레프탈레이트 수지 조성물 |
JP4894262B2 (ja) | 2003-07-30 | 2012-03-14 | 住友電気工業株式会社 | 非ハロゲン系難燃ケーブル |
US7812077B2 (en) | 2003-12-17 | 2010-10-12 | Sabic Innovative Plastics Ip B.V. | Polyester compositions, method of manufacture, and uses thereof |
US8034870B2 (en) | 2003-12-17 | 2011-10-11 | Sabic Innovative Plastics Ip B.V. | Flame-retardant polyester composition |
US8188172B2 (en) | 2003-12-17 | 2012-05-29 | Sabic Innovative Plastics Ip B.V. | Polyester compositions, method of manufacture, and uses thereof |
DE602004016214D1 (de) * | 2003-12-19 | 2008-10-09 | Rhodia Eng Plastics Srl | Flammfeste zusammensetzung auf basis einer thermoplastischen matrix |
JP4757538B2 (ja) * | 2005-05-24 | 2011-08-24 | 富士電機株式会社 | 難燃性樹脂加工品 |
JP5214099B2 (ja) * | 2005-09-28 | 2013-06-19 | ウィンテックポリマー株式会社 | 難燃性ポリブチレンテレフタレート樹脂組成物 |
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US8680167B2 (en) * | 2006-01-27 | 2014-03-25 | Sabic Innovative Plastics Ip B.V. | Molding compositions containing fillers and modified polybutylene terephthalate (PBT) random copolymers derived from polyethylene terephthalate (PET) |
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KR100914623B1 (ko) * | 2007-12-24 | 2009-09-02 | 제일모직주식회사 | 내열성이 우수한 난연성 폴리에스테르계 수지 조성물 |
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CN102165001A (zh) * | 2008-09-30 | 2011-08-24 | 普立万公司 | 阻燃热塑性弹性体 |
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JPS5139271B2 (ja) | 1972-03-09 | 1976-10-27 | ||
GB2024153B (en) † | 1978-06-30 | 1982-06-23 | Bamlett Ltd A | Buckrake |
JPS5582149A (en) | 1978-12-18 | 1980-06-20 | Matsushita Electric Ind Co Ltd | Flame-retardant resin composition |
JPS63165138A (ja) * | 1986-12-26 | 1988-07-08 | ユニチカ株式会社 | 難燃性ポリエステルフイルム |
GB9025727D0 (en) † | 1990-11-27 | 1991-01-09 | Bip Chemicals Ltd | Improvements in or relating to polyester compositions |
JP2603029B2 (ja) † | 1992-06-10 | 1997-04-23 | 旭化成工業株式会社 | 低揮発性難燃耐熱耐衝撃性樹脂組成物 |
JPH0674736A (ja) | 1992-06-29 | 1994-03-18 | Otax Kk | 角度センサ |
EP0661342B1 (en) * | 1993-12-28 | 2003-04-02 | Kanegafuchi Kagaku Kogyo Kabushiki Kaisha | Additive for thermoplastic resins and flame retardant resin composition |
DE19614424A1 (de) * | 1996-04-12 | 1997-10-16 | Hoechst Ag | Synergistische Flammschutzmittel-Kombination für Polymere |
JPH10114856A (ja) | 1996-10-11 | 1998-05-06 | Kanegafuchi Chem Ind Co Ltd | 難燃性熱可塑性樹脂組成物 |
-
1998
- 1998-06-13 MY MYPI98002652A patent/MY117653A/en unknown
- 1998-06-15 EP EP98924622A patent/EP0919591B2/en not_active Expired - Lifetime
- 1998-06-15 CN CNB988008270A patent/CN1165579C/zh not_active Expired - Lifetime
- 1998-06-15 AT AT98924622T patent/ATE251202T1/de not_active IP Right Cessation
- 1998-06-15 US US09/214,497 patent/US6433045B1/en not_active Expired - Lifetime
- 1998-06-15 KR KR1019980710950A patent/KR100529207B1/ko not_active IP Right Cessation
- 1998-06-15 DE DE69818611T patent/DE69818611T3/de not_active Expired - Lifetime
- 1998-06-15 WO PCT/JP1998/002625 patent/WO1998056857A1/ja active IP Right Grant
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JPS4974736A (ja) * | 1972-10-25 | 1974-07-18 | ||
JPS557878A (en) * | 1978-04-13 | 1980-01-21 | Pennwalt Corp | Flame resistant resin composition |
JPS555979A (en) * | 1978-06-24 | 1980-01-17 | Hoechst Ag | Flame retarder for plastic resin |
JPS60127388A (ja) * | 1983-12-14 | 1985-07-08 | Dainippon Ink & Chem Inc | 難燃剤 |
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Also Published As
Publication number | Publication date |
---|---|
DE69818611T3 (de) | 2008-11-13 |
EP0919591B1 (en) | 2003-10-01 |
US6433045B1 (en) | 2002-08-13 |
EP0919591A4 (en) | 2001-09-26 |
CN1229422A (zh) | 1999-09-22 |
EP0919591A1 (en) | 1999-06-02 |
DE69818611D1 (de) | 2003-11-06 |
KR20000065262A (ko) | 2000-11-06 |
DE69818611T2 (de) | 2004-08-05 |
ATE251202T1 (de) | 2003-10-15 |
CN1165579C (zh) | 2004-09-08 |
EP0919591B2 (en) | 2008-05-21 |
MY117653A (en) | 2004-07-31 |
KR100529207B1 (ko) | 2006-01-27 |
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