WO2002064675A1 - Composition de resine chloree de chlorure de vinyle - Google Patents

Composition de resine chloree de chlorure de vinyle Download PDF

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Publication number
WO2002064675A1
WO2002064675A1 PCT/JP2002/000630 JP0200630W WO02064675A1 WO 2002064675 A1 WO2002064675 A1 WO 2002064675A1 JP 0200630 W JP0200630 W JP 0200630W WO 02064675 A1 WO02064675 A1 WO 02064675A1
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Prior art keywords
parts
weight
chlorinated
vinyl chloride
chloride resin
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PCT/JP2002/000630
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English (en)
Japanese (ja)
Inventor
Toshio Okuhara
Takeyuki Suzuki
Kazumasa Yamane
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Kaneka Corporation
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Publication of WO2002064675A1 publication Critical patent/WO2002064675A1/fr

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    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L27/00—Compositions of homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by a halogen; Compositions of derivatives of such polymers
    • C08L27/22—Compositions of homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by a halogen; Compositions of derivatives of such polymers modified by chemical after-treatment
    • C08L27/24—Compositions of homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by a halogen; Compositions of derivatives of such polymers modified by chemical after-treatment halogenated
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L23/00—Compositions of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Compositions of derivatives of such polymers
    • C08L23/02—Compositions of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Compositions of derivatives of such polymers not modified by chemical after-treatment
    • C08L23/04—Homopolymers or copolymers of ethene
    • C08L23/08—Copolymers of ethene
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L23/00—Compositions of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Compositions of derivatives of such polymers
    • C08L23/26—Compositions of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Compositions of derivatives of such polymers modified by chemical after-treatment
    • C08L23/28—Compositions of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Compositions of derivatives of such polymers modified by chemical after-treatment by reaction with halogens or compounds containing halogen
    • C08L23/286—Chlorinated polyethylene
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L51/00—Compositions of graft polymers in which the grafted component is obtained by reactions only involving carbon-to-carbon unsaturated bonds; Compositions of derivatives of such polymers
    • C08L51/04—Compositions of graft polymers in which the grafted component is obtained by reactions only involving carbon-to-carbon unsaturated bonds; Compositions of derivatives of such polymers grafted on to rubbers

Definitions

  • the present invention relates to a chlorinated vinyl chloride-based resin composition, particularly to a chlorinated vinyl chloride-based resin composition having high impact resistance, high heat resistance, excellent chemical resistance, and a good balance of physical properties.
  • a molded article of a chlorinated vinyl chloride resin has a feature of high heat resistance. It is used for applications at relatively high temperatures where conventional vinyl chloride resin moldings cannot be used due to heat deformation.
  • a chlorinated vinyl chloride-based resin molded product is used as a hot water pipe and its joint, utilizing the fact that the heat distortion temperature is higher by 20 to 40 ° C. than that of a vinyl chloride-based resin molded product.
  • chlorinated vinyl chloride resin moldings are used for sheets for household appliances, which are heated, utilizing the fact that the heat distortion temperature is higher than that of vinyl chloride resin moldings.
  • chlorinated vinyl chloride resin molded products are known to have high tensile strength at high temperatures, but low impact resistance. Due to the low impact resistance, when cutting a chlorinated polyvinyl chloride resin pipe with a pipe cutter, the pipe cannot be cut cleanly and may be chipped or cracked. Also, joints, sheets, plates or sizing may be cracked by cutting. For this reason, molded products of chlorinated vinyl chloride resin with improved impact resistance are desired.
  • a chlorinated vinyl chloride resin composition contains an MBS resin and an ethylene-vinyl acetate copolymer in order to improve impact resistance. Suggest to do. The effect of improving the impact resistance was recognized by the combination of these impact-resistant absorbents, but was not sufficient.
  • Japanese Patent Publication No. 49-181102 discloses that the chlorinated vinyl chloride resin composition contains ABS resin and Z or It proposes blending MBS resin and chlorinated polyethylene. Also, U.S. Pat. No. 5,194,471 discloses an ASTM
  • an ABS resin having a predetermined Shore D hardness and a chlorinated polyethylene are blended in a chlorinated vinyl chloride resin composition.
  • a chlorinated vinyl chloride resin composition having high heat resistance without sacrificing impact resistance has been desired.
  • molded products of chlorinated vinyl chloride resin have the same chemical resistance as molded products of Shiridani Bier resin, and at the same time have high heat resistance. Therefore, semiconductor cleaning tanks that use chemicals at high temperatures Structural materials such as ⁇ , for transporting high-temperature chemicals It is also used for pipes and joints. Molded products made of the chlorinated bicarbonate resin composition obtained by blending the above-mentioned ABS resin and Z or MBS resin with chlorinated polyethylene have excellent impact resistance, but crack the molded product under high-temperature chemical immersion. In some cases, it was insufficient as a chlorinated biel chloride resin composition having chemical resistance. For these reasons, a chlorinated vinyl chloride resin composition having high heat resistance and excellent chemical resistance without sacrificing impact resistance is desired.
  • An object of the present invention is to provide a chlorinated vinyl chloride resin composition having high heat resistance and excellent chemical resistance without sacrificing impact resistance. Disclosure of the invention
  • methyl methacrylate-butadiene-styrene-based resin is used in an amount of 3 to 12 parts by weight based on 100 parts by weight of a chlorinated pinyl chloride-based resin having a chlorine content of 62 to 70% by weight.
  • the present invention relates to a chlorinated vinyl chloride resin composition comprising 1 to 5 parts by weight of a chlorinated polyethylene and 1 to 5 parts by weight of an ethylene-vinyl acetate copolymer.
  • the butadiene content of the methyl methacrylate butadiene-styrene resin is 30 to 60% by weight.
  • the chlorinated polyethylene preferably has a chlorine content of 20 to 45% by weight.
  • the ethylene monoacetate biel copolymer preferably has a melt flow rate of 2 to 800 g / 10 minutes and a vinyl acetate content of 10 to 50% by weight.
  • the present invention also relates to a heat-resistant joint made of the chlorinated vinyl chloride resin composition.
  • BEST MODE FOR CARRYING OUT THE INVENTION The present invention relates to 100 parts by weight of chlorinated biel chloride resin, 3 to 12 parts by weight of MBS resin, 1 to 5 parts by weight of chlorinated polyethylene, It is a chlorinated vinyl chloride resin composition containing 1 to 5 parts by weight of biel monoacetate copolymer.
  • the chlorinated vinyl chloride resin used in the present invention is usually produced by chlorinating a vinyl chloride resin as a raw material.
  • chlorination methods include chlorination in an aqueous medium and chlorination in a gas phase.
  • chlorine is supplied in a state in which a chlorinated biel-based resin is dispersed in an aqueous medium, and chlorination is performed by irradiating a mercury lamp to the chlorination, heat chlorination, or chlorination in the presence of a catalyst. I do.
  • vinyl chloride resin is chlorinated in a gas phase under irradiation with a mercury lamp.
  • the average degree of polymerization of the chlorinated vinyl resin before chlorination as a raw material is usually from 600 to 150, preferably from 600 to 130; It is 0. If the average degree of polymerization is less than 600, the tensile strength tends to decrease, and the strength as a structure tends to be poor. If the average degree of polymerization exceeds 150, processing becomes difficult, and However, it tends to be difficult to obtain a molded body having a desired surface property.
  • the chlorine content of the chlorinated vinyl resin is usually 62 to 70% by weight, preferably 63 to 70% by weight, and more preferably 64 to 70% by weight.
  • the chlorine content of the chlorinated vinyl chloride resin is 6 If it is less than 2% by weight, a composition having sufficient heat resistance cannot be obtained. On the other hand, when the chlorine content exceeds 70% by weight, the melt viscosity becomes high, and there is technical difficulty in processing the resin composition.
  • Examples of the vinyl chloride resin as a raw material include a homopolymer of vinyl chloride or a copolymer of vinyl chloride and another copolymerizable monomer.
  • Examples of the copolymerizable monomer include ethylene, propylene, vinyl acetate, aryl chloride, aryl glycidyl ether, acrylate, and vinyl ether.
  • MBS resin particles B56, B5664, B12, B22, B31, B52, or B58 manufactured by Kaneka Kagaku Kogyo Co., Ltd., or Kureha Corporation BTA IIINX, etc. are known.
  • the butadiene content of the MBS resin is preferably from 30 to 60% by weight, because the thermal stability during thermoforming is improved while maintaining the impact resistance of the molded body.
  • the butadiene content of the MBS resin is preferably between 34 and 54% by weight.
  • MBS resins are B12, B22, B31, B52 and B58 manufactured by Kanegafuchi Chemical Industry Co., Ltd.
  • the chlorinated vinyl chloride resin composition of the present invention comprises a chlorinated polyethylene and an ethylene-vinyl acetate copolymer in addition to the MBS resin.
  • it is essential to add 1 to 5 parts by weight of the chlorinated polyethylene.
  • a chlorinated vinyl chloride resin composition having extremely excellent impact resistance and extremely excellent melt processing characteristics while maintaining heat resistance can be obtained.
  • the amount of the chlorinated polyethylene is less than 1 part by weight, the composition is obtained from the composition.
  • the impact resistance of the pipe does not improve significantly, and if it exceeds 5 parts by weight, the heat resistance, which is a characteristic of the chlorinated vinyl chloride resin, decreases. It is more preferable that the blending amount of the chlorinated polyethylene is 1 to 4 parts by weight because the above-mentioned properties are remarkably exhibited.
  • the chlorinated polyethylene refers to a post-chlorinated polyethylene having a chlorine content of 20 to 45% by weight, preferably 30 to 40%. If the chlorine content is less than 20% by weight, the heat resistance of the obtained molded article tends to decrease, and the desired impact resistance tends not to be obtained. If the chlorine content is more than 45% by weight, However, it tends to be difficult to obtain a molded body having a desired surface property even by thermal processing.
  • these chlorinated polyethylenes HI35 manufactured by Daiso, Tyrin 3615 and Tyrin 3614 manufactured by Dow Chemical, or Eraslen 301A manufactured by Showa Denko KK are known.
  • the present invention it is essential to blend 1 to 5 parts by weight of the ethylene-vinyl acetate copolymer.
  • a chlorinated vinyl chloride resin composition having improved heat resistance and excellent chemical resistance can be obtained while maintaining impact resistance. If the amount of the ethylene-vinyl acetate copolymer is less than 1 part by weight, the chemical resistance and heat resistance are not remarkably improved. If the amount exceeds 5 parts by weight, the properties of the chlorinated vinyl chloride-based resin are reduced. Some heat resistance is reduced.
  • the blending amount of the above-mentioned ethylene monoacetate is 1 to 4 parts by weight, the above-mentioned properties are remarkably exhibited.
  • the melt flow rate of the ethylene monoacetate biel copolymer is preferably from 2 to 800 g / l 0 minutes as measured according to JISK 6730. More preferably, it is 5050 g / 10 min.
  • the vinyl acetate content is preferably from 10 to 50% by weight, and more preferably from 10 to 35% by weight. If the MFR is less than 2gZ 10 minutes, it is difficult to process, and the desired surface properties can be obtained by heat Molded articles tend to be difficult to obtain, and if it is more than 800 g Z10 minutes, the heat resistance of the obtained molded articles tends to decrease and desired impact resistance tends not to be obtained.
  • the vinyl acetate content is lower than 10% by weight, the effect of improving heat resistance and chemical resistance while maintaining impact resistance tends to be hardly seen, and if it is higher than 50% by weight, Impact resistance tends to decrease.
  • MFR is 2 to 50 g / 10 min
  • vinyl acetate content is 10 to It is preferably 35% by weight.
  • EVA FLEX manufactured by Mitsui DuPont Polychemicals, S oarblen, S oarlex manufactured by Nippon Synthetic Chemical Industry Co., Ltd., or flow bag manufactured by Sumitomo Seika Co., Ltd. It has been known.
  • an additive used for an ordinary chlorinated vinyl chloride resin composition can be added to such a chlorinated vinyl chloride resin composition.
  • Additives include, for example, processing aids, stabilizers, lubricants, fillers, pigments, and the like.
  • the composition can be used as a structure for a hot water pipe and its joint, a high temperature chemical liquid pipe and its joint, a heat-resistant sheet and plate, a heat-resistant sizing, and a semiconductor cleaning tank.
  • a hot water pipe and its joint a high temperature chemical liquid pipe and its joint
  • a heat-resistant sheet and plate a heat-resistant sheet and plate
  • a heat-resistant sizing a heat-resistant sizing
  • a semiconductor cleaning tank since it has good melt processing characteristics, it is most useful as a composition for heat-resistant joints.
  • Example 1 A chlorinated vinyl resin having a degree of polymerization of 700 was post-chlorinated to obtain a chlorinated biel chloride resin having a chlorine content of 67%. To 100 parts of this chlorinated vinyl chloride resin, 8 parts of MBS resin (B22, manufactured by Kanegafuchi Chemical Industry Co., Ltd.) with a butadiene content of 46% as a shock absorber, and chlorinated polyethylene with a chlorine content of 35% (B22) HI 35, manufactured by Daiso Co., Ltd.
  • MBS resin B22, manufactured by Kanegafuchi Chemical Industry Co., Ltd.
  • This blend was kneaded for 3 minutes on an 8 inch roll at 200 ° C. Next, it was pressed for 10 minutes with a 200 press and then cut to obtain a press plate.
  • a Charpy impact test at 23 ° C. was performed according to JISK 7111, the Charpy impact test value was 22.2 kg-cm / cm 2 .
  • the Vicat softening point under a 1 kg load according to JIS K 7206 was 120.6, and the Vicat softening point under a 5 kg load was 107.3 ° C.
  • the flow value of the Koka formula B method with a length of 10 mm and a nozzle of Ot ⁇ at a load of 300 kg at 20 Ot: was 0.037 c cZ seconds.
  • the press plate was immersed in a 10% zK sodium oxide aqueous solution at 23 ° C. for one month, and then subjected to an Izod impact test according to JIS K 7110.
  • Izod impact test value in a press plate of untreated is 13. 4kg ⁇ cm / cm 2, 1 month to After monthly treatment Ri Do and 16. 0 kg 'cm / cm 2 , with respect to untreated press plate 19% strength improvement.
  • joints were injection-molded with a 50 mm screw injection molding machine (To shiba IS-170G-10A) at a nozzle temperature of 20 O and a mold temperature of 40 ° C, and joints with good surface properties were obtained. I was able to do it.
  • the Vicat softening point at 1 kg load was 119.6 ° C, and the Vicat softening point at 5 kg load was 106.2 ° C.
  • a vinyl chloride resin having a polymerization degree of 700 was post-chlorinated to obtain a chlorinated vinyl chloride resin having a chlorine content of 67%. 100 parts of this chlorinated vinyl chloride resin are mixed with 8 parts of MBS resin (B22, manufactured by Kanegafuchi Chemical Industry Co., Ltd.) containing 46% of butadiene as a shock absorber, and 35 parts of chlorinated polyethylene (35% chlorine).
  • HI 35 manufactured by Daiso Co., Ltd. 2 parts, ethylene monovinyl acetate copolymer with MFR of 3 g / 10 min and pinyl acetate content of 25% (K2010, manufactured by Sumitomo Seika Co., Ltd.) 2 parts, polymethyl methacrylate -Based processing aid (PA101, manufactured by Kanegafuchi Chemical Industry Co., Ltd.) 2 parts, tin-based stabilizer 2 parts, antioxidant 0.5 part, lubricant 2 parts, titanium dioxide 4 parts and brown pigment 0.4 parts was blended. This blend was blended with a Henschel mixer to obtain a uniform blend.
  • PA101 polymethyl methacrylate -Based processing aid
  • the Vicat softening point under a load of 1 kg according to JIS K 7206 was 106.2 ° C under a load of 118.995 kg.
  • the flow value of the Koka B method with a nozzle length of 10 mm and a length of 10 mm at a load of 300 kg at 20 O was 0.041 c cZ seconds.
  • the pressed plate was immersed in a 10% 7K sodium oxide aqueous solution at 23 ° C. for 1 month, and then subjected to an Izod impact test according to JIS K 7110.
  • the untreated press plate had an Izod impact test value of 15.O kg ⁇ cm / cm 2 , and after one month of treatment, it had a value of 16.O kg'cm / cm 2. 7% strength improvement.
  • the plate was subjected to a dipping treatment for 1 week in the above-mentioned Alri solution at 50 ° C. while applying a stress of 400 kg cm 2 to observe whether or not cracks occurred in the pressed plate. Separately, samples treated at 23 ° C and press plates not treated with alkali were also observed. All three cases were performed three times. No cracks were observed in any of the untreated press plate, the press plate subjected to the alkali treatment at 23, and the press plate subjected to the aluminum treatment at 50.
  • the mixture was pelletized at a die temperature of 180 ° C. with a 5 Omm single screw extruder.
  • joints were injection molded at a nozzle temperature of 200 ° C and a mold temperature of 40 ° C using a 5 Omm screw injection molding machine (To shiba IS-170G-10A). I got it.
  • the Vicat softening point under a 1 kg load was 118.0 ° C
  • the Vicat softening point under a 5 kg load was 105.2 ° C.
  • This blend was kneaded for 3 minutes on an 8 inch roll at 200 ° C. Next, it was pressed with a press machine at 200 ° C for 10 minutes and then cut to obtain a press plate.
  • the press plate was immersed in a 10% aqueous solution of sodium hydroxide at 23 ° C. for one month, and then subjected to an Izod impact test according to JISK 7110.
  • Izod impact test value in a press plate of untreated is 8. 9 kg - a cm / cm 2, for one month in After monthly treatment 7. 7 kg 'cmZcm 2 and Do Ri, untreated press plate 13% strength decreased.
  • the press plate was subjected to immersion treatment in the alkaline solution at 50 ° C. for 1 week while applying a stress of 400 kgf / cm 2 to observe whether cracks occurred in the press plate. Observations were also made on those treated separately at 23 ° C and on the press plates not treated with alkali.
  • the chlorinated vinyl chloride resin having a polymerization degree of 700 was post-chlorinated to obtain a chlorinated vinyl chloride resin having a chlorine content of 67%.
  • the butadiene content of the MBS resin is 46% as a shock absorber.
  • the untreated press plate had an Izod impact test value of 10.2 kg ⁇ cm / cm 2 , and after one month of treatment, it had a value of 8.0 kg ⁇ cm / cm 2 . 22% decrease in strength. Further, the plate was immersed in the alkali solution at 50 ° C. for 1 week while applying a stress of 400 kgf Zcm 2 to the press plate, and it was observed whether cracks occurred in the press plate. Separately, a plate treated at 23 ° C and a press plate not treated with alkali were also observed. All three cases were performed three times. Cracks were observed on the untreated press plate, the press plate alkali-treated at 23 ° C, and the press plate treated with alkali at 5 Ot.
  • the above-mentioned compound was pelletized at a die temperature of 180 ° C. using a 50 mm single screw extruder.
  • the joint was injection-molded at a nozzle temperature of 200 and a mold temperature of 40 using an injection molding machine (Toshiba IS-170G_10A) with a 50 mm screw.
  • the molded product was able to obtain a joint with good surface properties, but the Vicat softening point at 1 kg load was 114.31 and the Vicat softening point at 5 kg load was 103.5.
  • Table 1 shows the results of the above Examples and Comparative Examples.
  • Example 1 Example 2 Comparative Example 1 Comparative Example 2 Chlorinated salt-based vinyl-based substance 100 parts 100 parts 100 parts 100 parts
  • MSB resin 8 parts 8 parts 8 parts Chlorinated polyethylene 2 parts 2 parts 2 parts Ethylene vinyl acetate copolymer 2 parts
  • Acrylic processing aid 2 parts 2 parts Stabilizer 2 parts 2 parts 2 parts 2 parts Antioxidant 0 0.5 part 0.5 part 0.5 part 0.5 Lubricant 2 parts 2 parts 2 parts Titanium dioxide 4 parts
  • MBS resin is contained in an amount of 3 to 12 parts by weight
  • chlorinated polyethylene is contained in an amount of 1 to 5 parts by weight
  • ethylene monoacetate biel copolymer is contained in an amount of 1 to 5 parts by weight.
  • methyl methacrylate-butadiene-styrene resin is used in an amount of 3 to 12 parts by weight, based on 100 parts by weight of a chlorinated vinyl chloride resin having a chlorine content of 62 to 70% by weight.
  • a chlorinated vinyl chloride resin composition consisting of 1 to 5 parts by weight of chlorinated polyethylene and 1 to 5 parts by weight of ethylene-vinyl acetate copolymer has particularly high impact strength, high heat resistance, and chemical resistance
  • it is possible to obtain a chlorinated vinyl chloride resin composition having excellent property balance and excellent property.
  • it can be used for heat-resistant joints made of the chlorinated vinyl chloride resin composition.

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  • Chemical & Material Sciences (AREA)
  • General 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)

Abstract

L'invention concerne une composition de résine chlorée de chlorure de vinyle présentant d'excellentes résistances thermique et chimique et une bonne résistance aux impacts. Cette composition comprend 100 parts en pds de résine chlorée de chlorure de vinyle dont le contenu de chlore est compris entre 62 et 70 % en pds, 3 à 12 parts en pds d'une résine méthyl méthacrylate/butadiène/styrène, 1 à 5 parts en pds de polyéthylène chloré, et 1 à 5 parts en pds d'un copolymère d'acétate d'éthylène/de vinyle.
PCT/JP2002/000630 2001-02-16 2002-01-29 Composition de resine chloree de chlorure de vinyle WO2002064675A1 (fr)

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JP2001-39868 2001-02-16
JP2001039868A JP2002241563A (ja) 2001-02-16 2001-02-16 塩素化塩化ビニル系樹脂組成物

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN100379817C (zh) * 2003-04-25 2008-04-09 株式会社钟化 氯化氯乙烯系树脂组合物

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2014224176A (ja) * 2013-05-15 2014-12-04 積水化学工業株式会社 熱塩素化塩化ビニル系樹脂組成物および成形体

Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5033094B1 (fr) * 1968-06-29 1975-10-27
JPS51138740A (en) * 1975-05-23 1976-11-30 Kureha Chem Ind Co Ltd Chlorine containing vinyl resin composition
JPS54141837A (en) * 1978-04-26 1979-11-05 Sekisui Chem Co Ltd Chlorinated vinyl chloride resin composition
JPS55164240A (en) * 1979-06-06 1980-12-20 Tokuyama Sekisui Kogyo Kk Chlorinated polyvinyl chloride resin composition
JPS63251449A (ja) * 1987-04-06 1988-10-18 Nippon Carbide Ind Co Ltd 耐熱性熱可塑性樹脂組成物
JPH08113685A (ja) * 1994-10-19 1996-05-07 Sekisui Chem Co Ltd 耐熱性塩化ビニル系樹脂組成物
JPH11181205A (ja) * 1997-12-25 1999-07-06 Kanegafuchi Chem Ind Co Ltd 塩素化塩化ビニル系樹脂組成物
JP2000204215A (ja) * 1998-11-11 2000-07-25 Kanegafuchi Chem Ind Co Ltd 塩素化塩化ビニル系樹脂組成物およびそれを押出成形してなるパイプ

Patent Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5033094B1 (fr) * 1968-06-29 1975-10-27
JPS51138740A (en) * 1975-05-23 1976-11-30 Kureha Chem Ind Co Ltd Chlorine containing vinyl resin composition
JPS54141837A (en) * 1978-04-26 1979-11-05 Sekisui Chem Co Ltd Chlorinated vinyl chloride resin composition
JPS55164240A (en) * 1979-06-06 1980-12-20 Tokuyama Sekisui Kogyo Kk Chlorinated polyvinyl chloride resin composition
JPS63251449A (ja) * 1987-04-06 1988-10-18 Nippon Carbide Ind Co Ltd 耐熱性熱可塑性樹脂組成物
JPH08113685A (ja) * 1994-10-19 1996-05-07 Sekisui Chem Co Ltd 耐熱性塩化ビニル系樹脂組成物
JPH11181205A (ja) * 1997-12-25 1999-07-06 Kanegafuchi Chem Ind Co Ltd 塩素化塩化ビニル系樹脂組成物
JP2000204215A (ja) * 1998-11-11 2000-07-25 Kanegafuchi Chem Ind Co Ltd 塩素化塩化ビニル系樹脂組成物およびそれを押出成形してなるパイプ

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN100379817C (zh) * 2003-04-25 2008-04-09 株式会社钟化 氯化氯乙烯系树脂组合物

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