CN103842428B - 将聚氯乙烯与基于生物质的增塑剂混合的方法 - Google Patents

将聚氯乙烯与基于生物质的增塑剂混合的方法 Download PDF

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Publication number
CN103842428B
CN103842428B CN201280047871.8A CN201280047871A CN103842428B CN 103842428 B CN103842428 B CN 103842428B CN 201280047871 A CN201280047871 A CN 201280047871A CN 103842428 B CN103842428 B CN 103842428B
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pvc
dry blend
biomass
polyvinyl chloride
blend compositions
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Chinese (zh)
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CN103842428A (zh
Inventor
M.K.芒德拉
N.W.邓丘斯
A.C.纽鲍尔
C.H.劳弗
M.B.比斯科格利奥
R.F.伊顿
A.戈什-达斯蒂达
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Dow Global Technologies LLC
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Dow Global Technologies LLC
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    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08KUse of inorganic or non-macromolecular organic substances as compounding ingredients
    • C08K5/00Use of organic ingredients
    • C08K5/04Oxygen-containing compounds
    • C08K5/15Heterocyclic compounds having oxygen in the ring
    • C08K5/151Heterocyclic compounds having oxygen in the ring having one oxygen atom in the ring
    • C08K5/1515Three-membered rings
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29CSHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C48/00Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/25Component parts, details or accessories; Auxiliary operations
    • B29C48/36Means for plasticising or homogenising the moulding material or forcing it through the nozzle or die
    • B29C48/395Means for plasticising or homogenising the moulding material or forcing it through the nozzle or die using screws surrounded by a cooperating barrel, e.g. single screw extruders
    • B29C48/397Means for plasticising or homogenising the moulding material or forcing it through the nozzle or die using screws surrounded by a cooperating barrel, e.g. single screw extruders using a single screw
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29CSHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C48/00Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/25Component parts, details or accessories; Auxiliary operations
    • B29C48/36Means for plasticising or homogenising the moulding material or forcing it through the nozzle or die
    • B29C48/50Details of extruders
    • B29C48/505Screws
    • B29C48/625Screws characterised by the ratio of the threaded length of the screw to its outside diameter [L/D ratio]
    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08JWORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J3/00Processes of treating or compounding macromolecular substances
    • C08J3/20Compounding polymers with additives, e.g. colouring
    • C08J3/203Solid polymers with solid and/or liquid additives
    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08KUse of inorganic or non-macromolecular organic substances as compounding ingredients
    • C08K5/00Use of organic ingredients
    • C08K5/0008Organic ingredients according to more than one of the "one dot" groups of C08K5/01 - C08K5/59
    • C08K5/0016Plasticisers
    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08LCOMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L27/00Compositions 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
    • C08L27/02Compositions 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 not modified by chemical after-treatment
    • C08L27/04Compositions 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 not modified by chemical after-treatment containing chlorine atoms
    • C08L27/06Homopolymers or copolymers of vinyl chloride
    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08JWORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J2327/00Characterised by the use 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; Derivatives of such polymers
    • C08J2327/02Characterised by the use 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; Derivatives of such polymers not modified by chemical after-treatment
    • C08J2327/04Characterised by the use 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; Derivatives of such polymers not modified by chemical after-treatment containing chlorine atoms
    • C08J2327/06Homopolymers or copolymers of vinyl chloride
    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08KUse of inorganic or non-macromolecular organic substances as compounding ingredients
    • C08K2201/00Specific properties of additives
    • C08K2201/014Additives containing two or more different additives of the same subgroup in C08K
    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08KUse of inorganic or non-macromolecular organic substances as compounding ingredients
    • C08K3/00Use of inorganic substances as compounding ingredients
    • C08K3/18Oxygen-containing compounds, e.g. metal carbonyls
    • C08K3/24Acids; Salts thereof
    • C08K3/26Carbonates; Bicarbonates

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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)
  • Processes Of Treating Macromolecular Substances (AREA)
  • Organic Insulating Materials (AREA)
  • Insulated Conductors (AREA)
  • Extrusion Moulding Of Plastics Or The Like (AREA)
CN201280047871.8A 2011-09-30 2012-09-14 将聚氯乙烯与基于生物质的增塑剂混合的方法 Active CN103842428B (zh)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US201161541223P 2011-09-30 2011-09-30
US61/541,223 2011-09-30
PCT/US2012/055324 WO2013048775A1 (en) 2011-09-30 2012-09-14 Process for mixing polyvinyl chloride with a bio-based plasticizer

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CN103842428A CN103842428A (zh) 2014-06-04
CN103842428B true CN103842428B (zh) 2016-06-08

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Country Link
US (1) US9056965B2 (https=)
EP (1) EP2751199B1 (https=)
JP (1) JP6101270B2 (https=)
KR (1) KR101963926B1 (https=)
CN (1) CN103842428B (https=)
BR (1) BR112014007396B1 (https=)
CA (1) CA2850326C (https=)
MX (1) MX341216B (https=)
TW (1) TWI565733B (https=)
WO (1) WO2013048775A1 (https=)

Families Citing this family (22)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103975011A (zh) * 2011-10-14 2014-08-06 嘉拉塔化工有限责任公司 源自可再生原料的增塑剂
DE102012109502A1 (de) * 2012-10-05 2014-06-12 Zeppelin Reimelt Gmbh Verfahren zur Herstellung einer anorganischen oder organischen pastösen schmelzeförmigen Masse
ES2625782T3 (es) * 2013-04-05 2017-07-20 Omya International Ag Proceso para la producción de un material polimérico compuesto con un contenido de carga aumentado
WO2015002746A2 (en) * 2013-07-01 2015-01-08 Ferro Corporation Biobased epoxidized fatty acid ester plasticizers
ES2922949T3 (es) 2014-01-03 2022-09-21 Tarkett Gdl Sa Revestimientos de superficie decorativos de composiciones mejoradas de plastisol de policloruro de vinilo libres de ftalatos
CN104139680A (zh) * 2014-08-01 2014-11-12 博耐尔汽车电气系统有限公司 一种新型汽车空调hvac拉丝卡子
WO2016101979A1 (en) 2014-12-22 2016-06-30 Prysmian S.P.A. Flame-retardant heavy metal-free coating for an electrical cable
EP3156447B1 (en) 2015-10-13 2024-05-01 BMI Group Danmark ApS Sealing element
WO2017123578A1 (en) * 2016-01-13 2017-07-20 Arkema Inc. Phthalate-free, epoxidized plasticizer compositions comprising fatty acid esters and bio-based oils, and methods of making the same
US20170233956A1 (en) * 2016-02-17 2017-08-17 The Hanson Group Llc Cooling infill for synthetic turf applications
CA3049688C (en) 2017-02-09 2021-08-10 Polyone Corporation Thermally conductive polyvinyl halide
US10988605B2 (en) 2017-11-14 2021-04-27 Avery Dennison Corporation PVC compositions, films, laminates and related methods
CN110079029A (zh) * 2019-04-01 2019-08-02 安徽省皖工电动车科技有限公司 一种抗氧化耐寒环保垃圾桶及其制备方法
JP7358702B2 (ja) 2019-06-12 2023-10-11 エルジー・ケム・リミテッド 可塑剤組成物およびこれを含む樹脂組成物
EP3763782A1 (de) * 2019-07-11 2021-01-13 Agrana Beteiligungs- Aktiengesellschaft Thermoplastische stärke
TWI733195B (zh) * 2019-09-18 2021-07-11 普裕興業股份有限公司 生物可分解材料
IT201900023169A1 (it) 2019-12-06 2021-06-06 Prysmian Spa Cavo elettrico ritardante di fiamma
DE102020111002B4 (de) 2020-04-22 2023-10-19 Vowalon Beschichtung GmbH Kunstleder-Folie-Bondings Verfahren zur Veredelung von flächigen Trägermaterialien
IT202100012449A1 (it) 2021-05-14 2022-11-14 Prysmian Spa Cavo ritardante di fiamma
CN113817277A (zh) * 2021-06-21 2021-12-21 杭州永通新材料有限公司 90℃软聚氯乙烯弹性体护套料
CN114381077B (zh) * 2022-01-24 2023-06-06 金发科技股份有限公司 一种具备温度管理功能的pvc复合弹性体及其制备方法和应用
CN118006053B (zh) * 2023-12-12 2025-01-28 广东祺龙科技有限公司 护套pvc料及其制备方法

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SU295436A1 (ru) * 1969-03-31 1973-10-03 Способ стабилизации хлорсодержащих полимеров
US4137216A (en) * 1976-08-04 1979-01-30 Hooker Chemicals & Plastics Corp. Post bulk polymerization process for polyvinyl halide and composition thereof
CN1102653A (zh) * 1993-12-21 1995-05-17 信越化学工业株式会社 氯乙烯聚合物的制备方法
CN1498246A (zh) * 2001-01-19 2004-05-19 ά 含有调聚物的聚合物组合物以及使用这些组合物的制品或部件
CN101463169A (zh) * 2008-12-30 2009-06-24 深圳市领亚电子有限公司 电线电缆用过双波峰焊耐高温聚氯乙烯组合物及制备方法

Family Cites Families (37)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3090763A (en) * 1963-05-21 Table iii
US3377304A (en) * 1959-04-22 1968-04-09 Swift & Co High oxirane fatty esters
US3479308A (en) * 1964-12-11 1969-11-18 Borden Co Antifogging film comprising vinyl chloride polymer and fatty acid esters
JPS5146135B2 (https=) * 1972-03-29 1976-12-07
JPS5210151B2 (https=) * 1972-04-03 1977-03-22
JPS5212256A (en) * 1975-07-18 1977-01-29 Lion Corp Halogen-containing resin compositions
US4144202A (en) 1977-12-27 1979-03-13 Union Carbide Corporation Dielectric compositions comprising ethylene polymer stabilized against water treeing with epoxy containing organo silanes
US4237239A (en) 1979-11-05 1980-12-02 Armstrong Cork Company Reticulated polyvinyl chloride plastisol foams
US4346125A (en) * 1980-12-08 1982-08-24 Bell Telephone Laboratories, Incorporated Removing hardened organic materials during fabrication of integrated circuits using anhydrous hydrazine solvent
JPS58149936A (ja) * 1981-11-17 1983-09-06 Sumitomo Chem Co Ltd 粉末成形用塩化ビニル系樹脂組成物
JPS62201958A (ja) * 1986-02-28 1987-09-05 Toyoda Gosei Co Ltd 粉状軟質ポリ塩化ビニル配合物の製造方法
US5650163A (en) * 1986-11-24 1997-07-22 American Cyanamid Company Safened pesticidal resin compositions for controlling soil borne pests and process for the preparation thereof
US4976890A (en) * 1988-06-03 1990-12-11 Armstrong World Industries, Inc. Static dissipative vinyl sheet and film
US5066422A (en) 1988-06-03 1991-11-19 Armstrong World Industries, Inc. Static dissipative vinyl surface covering materials, methods for them, and composition for static dissipation
US5246783A (en) 1991-08-15 1993-09-21 Exxon Chemical Patents Inc. Electrical devices comprising polymeric insulating or semiconducting members
US5233022A (en) * 1991-08-26 1993-08-03 United Technologies Automotive, Inc. Flow property shelf life of PVC dry blend powders
JPH07278389A (ja) * 1994-02-18 1995-10-24 Sumitomo Chem Co Ltd 塩化ビニル系樹脂組成物及びその製造方法
US6063846A (en) 1997-05-30 2000-05-16 Teknor Apex Company Polyvinyl chloride compositions
US6127326A (en) * 1998-07-31 2000-10-03 American Ingredients Company Partially saponified triglycerides, their methods of manufacture and use as polymer additives
US6608142B1 (en) 2000-05-08 2003-08-19 Teknor Apex Company Polyvinyl chloride compositions
US6797753B2 (en) * 2000-06-20 2004-09-28 Battelle Memorial Institute Plasticizers derived from vegetable oils
CN100497452C (zh) * 2002-01-16 2009-06-10 伊士曼化工公司 用作聚合物的增塑剂的新型糖酯和多元醇酯、包含所述增塑剂的组合物和制品以及所述增塑剂的使用方法
US20040122149A1 (en) 2002-12-19 2004-06-24 Kadakia Vishal S. Flame-retardant polyvinyl chloride compositions
US20060236734A1 (en) 2005-04-25 2006-10-26 The Davey Tree Expert Company Fertilizers containing polyamino acid
US7534280B2 (en) 2005-04-25 2009-05-19 The Davey Tree Expert Company Fertilizers containing polyamino acid
WO2009102592A2 (en) * 2008-02-12 2009-08-20 Polyone Corporation Epoxidized soyate diesters and methods of using same
KR20100127216A (ko) * 2008-02-15 2010-12-03 유니온 카바이드 케미칼즈 앤드 플라스틱스 테크날러지 엘엘씨 프탈레이트-가소화된 조성물을 위한 대체 가소제 시스템
MX341364B (es) 2008-06-17 2016-08-18 Resinas Y Mat S A De C V Bioplastificantes o plastificantes oleoquimicos primarios, que a su vez actuan como estabilizadores termicos y de radiacion ultravioleta en resinas moldeables de pvc y proceso para obtencion de los mismos.
CN102666697B (zh) * 2009-09-30 2015-01-07 陶氏环球技术有限责任公司 乙酰基化的聚甘油脂肪酸酯以及用其增塑的聚氯乙烯绝缘材料
US8697787B2 (en) * 2009-09-30 2014-04-15 Dow Global Technologies Llc Flexible PVC compositions made with plasticizers derived from renewable sources
CA2775975C (en) * 2009-09-30 2016-11-08 Dow Global Technologies Llc Heat stabilized polymeric composition with epoxidized fatty acid ester plasticizer
US8552098B2 (en) * 2009-09-30 2013-10-08 Dow Global Technologies Llc Purified acetylated derivatives of castor oil and compositions including same
KR101904553B1 (ko) 2009-09-30 2018-10-04 다우 글로벌 테크놀로지스 엘엘씨 피마자유의 아세틸화 유도체 및 그의 에폭시드화 지방산 에스테르와의 블렌드
US8771815B2 (en) * 2009-12-17 2014-07-08 Exxonmobil Research And Engineering Company Process for making triglyceride plasticizer
WO2012061606A1 (en) * 2010-11-05 2012-05-10 Dow Global Technologies Llc A plasticizer system with improved electrical properties
EP2751185A1 (en) * 2011-09-30 2014-07-09 Dow Global Technologies LLC Plasticizer for color retention during heat aging
CN102504444A (zh) * 2011-11-22 2012-06-20 浙江嘉澳环保科技股份有限公司 增塑剂及含有该增塑剂的pvc环保型电线电缆护套料

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SU295436A1 (ru) * 1969-03-31 1973-10-03 Способ стабилизации хлорсодержащих полимеров
US4137216A (en) * 1976-08-04 1979-01-30 Hooker Chemicals & Plastics Corp. Post bulk polymerization process for polyvinyl halide and composition thereof
CN1102653A (zh) * 1993-12-21 1995-05-17 信越化学工业株式会社 氯乙烯聚合物的制备方法
CN1498246A (zh) * 2001-01-19 2004-05-19 ά 含有调聚物的聚合物组合物以及使用这些组合物的制品或部件
CN101463169A (zh) * 2008-12-30 2009-06-24 深圳市领亚电子有限公司 电线电缆用过双波峰焊耐高温聚氯乙烯组合物及制备方法

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CN103842428A (zh) 2014-06-04
US9056965B2 (en) 2015-06-16
CA2850326C (en) 2019-11-12
JP6101270B2 (ja) 2017-03-22
MX2014003853A (es) 2014-04-30
MX341216B (es) 2016-08-11
EP2751199A1 (en) 2014-07-09
JP2014534287A (ja) 2014-12-18
CA2850326A1 (en) 2013-04-04
TW201323490A (zh) 2013-06-16
WO2013048775A1 (en) 2013-04-04
US20140235769A1 (en) 2014-08-21
BR112014007396A2 (pt) 2017-04-04
EP2751199B1 (en) 2017-01-04
KR20140070566A (ko) 2014-06-10
TWI565733B (zh) 2017-01-11
BR112014007396B1 (pt) 2021-01-12
KR101963926B1 (ko) 2019-03-29

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