CA2796733C - Styrene-acrylonitrile copolymer foam with minimal yellowing - Google Patents

Styrene-acrylonitrile copolymer foam with minimal yellowing Download PDF

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Publication number
CA2796733C
CA2796733C CA2796733A CA2796733A CA2796733C CA 2796733 C CA2796733 C CA 2796733C CA 2796733 A CA2796733 A CA 2796733A CA 2796733 A CA2796733 A CA 2796733A CA 2796733 C CA2796733 C CA 2796733C
Authority
CA
Canada
Prior art keywords
polymer matrix
foam
weight
styrene
polymeric foam
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.)
Expired - Fee Related
Application number
CA2796733A
Other languages
English (en)
French (fr)
Other versions
CA2796733A1 (en
Inventor
Lawrence S. Hood
Brian H. Deshano
David J. Frankowski
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.)
Dow Global Technologies LLC
Original Assignee
Dow Global Technologies LLC
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 Dow Global Technologies LLC filed Critical Dow Global Technologies LLC
Publication of CA2796733A1 publication Critical patent/CA2796733A1/en
Application granted granted Critical
Publication of CA2796733C publication Critical patent/CA2796733C/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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Classifications

    • 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
    • C08J9/00Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof
    • C08J9/0061Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof characterized by the use of several polymeric components
    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08FMACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
    • C08F212/00Copolymers 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 an aromatic carbocyclic ring
    • C08F212/02Monomers containing only one unsaturated aliphatic radical
    • C08F212/04Monomers containing only one unsaturated aliphatic radical containing one ring
    • C08F212/06Hydrocarbons
    • C08F212/08Styrene
    • C08F212/10Styrene with nitriles
    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08FMACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
    • C08F6/00Post-polymerisation treatments
    • C08F6/001Removal of residual monomers by physical means
    • C08F6/003Removal of residual monomers by physical means from polymer solutions, suspensions, dispersions or emulsions without recovery of the polymer therefrom
    • 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
    • C08J9/00Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof
    • C08J9/04Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof using blowing gases generated by a previously added blowing agent
    • C08J9/12Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof using blowing gases generated by a previously added blowing agent by a physical blowing agent
    • C08J9/125Water, e.g. hydrated salts
    • 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
    • C08J9/00Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof
    • C08J9/04Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof using blowing gases generated by a previously added blowing agent
    • C08J9/12Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof using blowing gases generated by a previously added blowing agent by a physical blowing agent
    • C08J9/14Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof using blowing gases generated by a previously added blowing agent by a physical blowing agent organic
    • C08J9/143Halogen containing compounds
    • C08J9/144Halogen containing compounds containing carbon, halogen and hydrogen only
    • C08J9/146Halogen containing compounds containing carbon, halogen and hydrogen only only fluorine as halogen atoms
    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08FMACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
    • C08F220/00Copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and only one being terminated by only one carboxyl radical or a salt, anhydride ester, amide, imide or nitrile thereof
    • C08F220/02Monocarboxylic acids having less than ten carbon atoms; Derivatives thereof
    • C08F220/42Nitriles
    • C08F220/44Acrylonitrile
    • 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
    • C08J2201/00Foams characterised by the foaming process
    • C08J2201/02Foams characterised by the foaming process characterised by mechanical pre- or post-treatments
    • C08J2201/03Extrusion of the foamable blend
    • 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
    • C08J2203/00Foams characterized by the expanding agent
    • C08J2203/18Binary blends of expanding agents
    • C08J2203/182Binary blends of expanding agents of physical blowing agents, e.g. acetone and butane
    • 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
    • C08J2325/00Characterised 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 an aromatic carbocyclic ring; Derivatives of such polymers
    • C08J2325/02Homopolymers or copolymers of hydrocarbons
    • C08J2325/04Homopolymers or copolymers of styrene
    • C08J2325/08Copolymers of styrene
    • C08J2325/12Copolymers of styrene with unsaturated nitriles

Landscapes

  • 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)
  • Materials Engineering (AREA)
  • Dispersion Chemistry (AREA)
  • Manufacture Of Porous Articles, And Recovery And Treatment Of Waste Products (AREA)
  • Extrusion Moulding Of Plastics Or The Like (AREA)
CA2796733A 2010-05-13 2011-05-04 Styrene-acrylonitrile copolymer foam with minimal yellowing Expired - Fee Related CA2796733C (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US33420110P 2010-05-13 2010-05-13
US61/334,201 2010-05-13
PCT/US2011/035085 WO2011143014A2 (en) 2010-05-13 2011-05-04 Styrene-acrylonitrile copolymer foam with minimal yellowing

Publications (2)

Publication Number Publication Date
CA2796733A1 CA2796733A1 (en) 2011-11-17
CA2796733C true CA2796733C (en) 2018-07-31

Family

ID=44883370

Family Applications (1)

Application Number Title Priority Date Filing Date
CA2796733A Expired - Fee Related CA2796733C (en) 2010-05-13 2011-05-04 Styrene-acrylonitrile copolymer foam with minimal yellowing

Country Status (7)

Country Link
US (1) US9051438B2 (https=)
EP (1) EP2569083B1 (https=)
JP (1) JP6151638B2 (https=)
CN (1) CN103025422A (https=)
CA (1) CA2796733C (https=)
RU (1) RU2012153775A (https=)
WO (1) WO2011143014A2 (https=)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112142900B (zh) * 2020-10-09 2022-09-16 万华化学集团股份有限公司 一种苯乙烯-丙烯腈共聚物的制备方法
US12168338B2 (en) 2021-06-24 2024-12-17 Ddp Specialty Electronic Materials Us, Llc Extruded polystyrene boardstock and roof structure containing the extruded polystyrene boardstock
WO2023129989A2 (en) * 2021-12-30 2023-07-06 Chromis Fiberoptics, Inc. Separation articles and methods for using the same for selectively removing difluoromethane from a gasesous mixture
KR20250037770A (ko) 2022-07-15 2025-03-18 디디피 스페셜티 일렉트로닉 머티리얼즈 유에스, 엘엘씨 보호된 멤브레인 루프를 위한 내화성 실드

Family Cites Families (22)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3573152A (en) 1969-07-29 1971-03-30 Foster Grant Co Inc Thermoplastic elongated cellular products
US4068064A (en) * 1975-12-22 1978-01-10 The Dow Chemical Company Method for preparing monovinyl aromatic monomer-acrylonitrile copolymer
US4323528A (en) 1980-08-07 1982-04-06 Valcour Imprinted Papers, Inc. Method and apparatus for making large size, low density, elongated thermoplastic cellular bodies
US4420448A (en) * 1982-08-26 1983-12-13 Mobil Oil Corporation Polymer foam process
DE3626319A1 (de) * 1986-08-02 1988-02-11 Bayer Ag Verfahren zur herstellung von binaeren (alpha)-methylstyrol-acrylnitril-harzen durch mehrstufige massepolymerisation
US4824720A (en) 1988-02-11 1989-04-25 The Dow Chemical Company Coalesced polyolefin foam having exceptional cushioning properties
JP3125892B2 (ja) * 1991-08-06 2001-01-22 旭化成工業株式会社 アクリロニトリル‐スチレン系共重合体樹脂及びその製造方法
EP0736064A1 (en) 1993-12-02 1996-10-09 Bayer Antwerpen N.V. Stabilizer system for non yellowing polymer composition
US5624982A (en) 1993-12-02 1997-04-29 Bayer Antwerpen Sa/Nv Stabilizer system for non yellowing polymer composition
US5460818A (en) * 1994-04-12 1995-10-24 The Dow Chemical Company Compatibilized blend of olefinic polymers and monovinylidene aromatic polymers
JP3141707B2 (ja) * 1994-10-27 2001-03-05 東レ株式会社 高ニトリル含有ビニル系共重合体およびその製造方法
DE19530765A1 (de) * 1995-08-22 1997-02-27 Basf Ag Kontinuierliches Verfahren zur Herstellung von expandierbaren Styrolpolymerisaten
JP3805586B2 (ja) * 1998-12-28 2006-08-02 株式会社カネカ ポリスチレン系樹脂発泡シート及びポリスチレン系樹脂発泡シート食品容器
DE10058302A1 (de) 1999-12-02 2001-06-07 Basf Ag Verfahren zur Herstellung von stabilisierten Styrolpolymeren
EP1496083A1 (en) 2003-07-10 2005-01-12 Arkema Stabilizing composition for chlorine-containing polymers
DE102005055080A1 (de) 2005-11-16 2007-05-24 Basf Ag Verfahren zur Herstellung von anhydridhaltigen Vinylanomat-Vinylcyanid-Copolymeren
EP1976916B1 (en) * 2006-01-10 2014-05-07 Dow Global Technologies LLC Improved foams for vehicular energy absorbance
ES2388687T3 (es) * 2006-12-06 2012-10-17 Dow Global Technologies Llc Espuma de copolímero de estireno y acrilonitrilo con agentes atenuantes de inflarrojos
JP2010527399A (ja) * 2007-05-15 2010-08-12 ダウ グローバル テクノロジーズ インコーポレイティド 良好な表面品質、高断熱性および低密度を有するアルケニル芳香族発泡体
ES2425496T3 (es) * 2008-04-25 2013-10-15 Dow Global Technologies Inc. Espuma de copolímero de estireno-acrilonitrilo con sesgo positivo
TW201016724A (en) * 2008-07-08 2010-05-01 Toray Industries Process for production of thermoplastic copolymer
US8093308B2 (en) * 2009-01-30 2012-01-10 Fina Technology, Inc. Styrenic polymer compositions and methods of making and using same

Also Published As

Publication number Publication date
EP2569083B1 (en) 2015-01-21
US20130053466A1 (en) 2013-02-28
CN103025422A (zh) 2013-04-03
EP2569083A2 (en) 2013-03-20
JP6151638B2 (ja) 2017-06-21
WO2011143014A2 (en) 2011-11-17
RU2012153775A (ru) 2014-06-20
US9051438B2 (en) 2015-06-09
CA2796733A1 (en) 2011-11-17
JP2013526634A (ja) 2013-06-24
WO2011143014A3 (en) 2012-03-08

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Effective date: 20160502

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Effective date: 20220301

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