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BR9916946A - Processo para fabricar uma espuma maciaextrudada e espuma obtida - Google Patents

Processo para fabricar uma espuma maciaextrudada e espuma obtida

Info

Publication number
BR9916946A
BR9916946A BR9916946-0A BR9916946A BR9916946A BR 9916946 A BR9916946 A BR 9916946A BR 9916946 A BR9916946 A BR 9916946A BR 9916946 A BR9916946 A BR 9916946A
Authority
BR
Brazil
Prior art keywords
aromatic
vinylidene
foam
percent
components
Prior art date
Application number
BR9916946-0A
Other languages
English (en)
Inventor
Bharat I Chaudhary
Lawrence S Hood
Russell P Barry
Original Assignee
Dow Chemical Co
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 Chemical Co filed Critical Dow Chemical Co
Publication of BR9916946A publication Critical patent/BR9916946A/pt

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J9/00—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J9/00—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof
    • C08J9/0061—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof characterized by the use of several polymeric components
    • 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
    • C08L25/00—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 an aromatic carbocyclic ring; Compositions of derivatives of such polymers
    • C08L25/02—Homopolymers or copolymers of hydrocarbons
    • C08L25/04—Homopolymers or copolymers of styrene
    • C08L25/06—Polystyrene
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J2325/00—Characterised 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
    • C08J2325/02—Homopolymers or copolymers of hydrocarbons
    • C08J2325/04—Homopolymers or copolymers of styrene
    • C08J2325/08—Copolymers of styrene
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J2423/00—Characterised by the use of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Derivatives of such polymers
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L2203/00—Applications
    • C08L2203/14—Applications used for foams
    • 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
    • C08L23/0807—Copolymers of ethene with unsaturated hydrocarbons only containing four or more carbon atoms
    • C08L23/0838—Copolymers of ethene with unsaturated hydrocarbons only containing four or more carbon atoms with monomers including an aromatic carbocyclic ring
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L25/00—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 an aromatic carbocyclic ring; Compositions of derivatives of such polymers
    • C08L25/02—Homopolymers or copolymers of hydrocarbons
    • C08L25/04—Homopolymers or copolymers of styrene
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S264/00—Plastic and nonmetallic article shaping or treating: processes
    • Y10S264/05—Use of one or more blowing agents together
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T428/00—Stock material or miscellaneous articles
    • Y10T428/249921—Web or sheet containing structurally defined element or component
    • Y10T428/249953—Composite having voids in a component [e.g., porous, cellular, etc.]
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T428/00—Stock material or miscellaneous articles
    • Y10T428/249921—Web or sheet containing structurally defined element or component
    • Y10T428/249953—Composite having voids in a component [e.g., porous, cellular, etc.]
    • Y10T428/249976—Voids specified as closed
    • Y10T428/249977—Specified thickness of void-containing component [absolute or relative], numerical cell dimension or density

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)
  • Manufacture Of Porous Articles, And Recovery And Treatment Of Waste Products (AREA)
  • Compositions Of Macromolecular Compounds (AREA)

Abstract

"PROCESSO PARA FABRICAR UMA ESPUMA MACIAEXTRUDADA E ESPUMA OBTIDA". Uma espuma macia tendouma dureza Asker C de menos que cerca de 65, compreendendo:(A) de 30 a 70 porcento em peso (baseado no peso combinadodos Componentes A e B) de um ou mais polímeros aromáticos dealquenila e onde pelo menos um dos ditos polómeros aromáticos dealquenila tem um peso molecular (M~ w~) de 100.000 a 500.000; e(B) de 30 a 70 por cento em peso (baseado no peso combinadodos Componentes A e B) de um ou mais interpolímerossubstancialmente aleatórios tendo UM I~ 2~ de 0,1 a 50 9/10 min.,UM M~ w~/M~ n~ de 1,5 a 20, compreendendo (1) de 8 a 45 porcento molar de unidades poliméricas derivadas de: (a) pelo menosum monómero aromático de vinila ou vinilideno, ou (b) pelo menosum monómero de vinila ou vinilideno alifático ou cicloalifáticoimpedido, ou (c) uma combinação de pelo menos um monómero devinila ou vinilideno aromático e pelo menos um monómero de vinilaou vinilideno alifático ou cicloalifático impedido, e (2) de 55 a 92por cento molar de unidades poliméricas derivadas de pelo menosum dentre etileno e/ou uma <244>-olefina de C~ 3-20~; e (3) de Oa 20 por cento molar de unidades poliméricas derivadas de um oumais monómeros polimerizáveis etilenicamente insaturados outrosque não aqueles derivados de (1) e (2); e (C) opcionalmente, um oumais agentes nucleantes; e (D) opcionalmente, um ou mais outrosaditivos; e (E) um ou mais agentes de sopro presentes numaquantidade total de 0,4 a 5,0 moléculas-grama por quilograma(baseada no peso combinado dos Componentes A e B).
BR9916946-0A 1998-12-04 1999-11-16 Processo para fabricar uma espuma maciaextrudada e espuma obtida BR9916946A (pt)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US09/205,938 US6231795B1 (en) 1998-12-04 1998-12-04 Soft and flexible foams made from blends of alkenyl aromatic polymers and alpha-olefin/vinyl or vinylidene aromatic and/or sterically hindered aliphatic or cycloaliphatic vinyl or vinylidene interpolymers
PCT/US1999/026970 WO2000034363A2 (en) 1998-12-04 1999-11-16 Soft and flexible foams

Publications (1)

Publication Number Publication Date
BR9916946A true BR9916946A (pt) 2001-12-18

Family

ID=22764294

Family Applications (1)

Application Number Title Priority Date Filing Date
BR9916946-0A BR9916946A (pt) 1998-12-04 1999-11-16 Processo para fabricar uma espuma maciaextrudada e espuma obtida

Country Status (15)

Country Link
US (2) US6231795B1 (pt)
EP (1) EP1144489A2 (pt)
JP (1) JP2002531656A (pt)
KR (1) KR20010081069A (pt)
CN (1) CN1333796A (pt)
AR (1) AR022686A1 (pt)
AU (1) AU1819600A (pt)
BR (1) BR9916946A (pt)
CA (1) CA2353089A1 (pt)
CZ (1) CZ20011985A3 (pt)
HU (1) HUP0104540A3 (pt)
IL (1) IL143489A0 (pt)
MY (1) MY130853A (pt)
NO (1) NO20012694L (pt)
WO (1) WO2000034363A2 (pt)

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Also Published As

Publication number Publication date
CN1333796A (zh) 2002-01-30
JP2002531656A (ja) 2002-09-24
AR022686A1 (es) 2002-09-04
US6133333A (en) 2000-10-17
WO2000034363A2 (en) 2000-06-15
HUP0104540A2 (hu) 2002-03-28
EP1144489A2 (en) 2001-10-17
KR20010081069A (ko) 2001-08-25
WO2000034363A3 (en) 2000-09-21
HUP0104540A3 (en) 2003-08-28
NO20012694L (no) 2001-07-09
AU1819600A (en) 2000-06-26
NO20012694D0 (no) 2001-05-31
CZ20011985A3 (cs) 2001-11-14
CA2353089A1 (en) 2000-06-15
IL143489A0 (en) 2002-04-21
MY130853A (en) 2007-07-31
US6231795B1 (en) 2001-05-15

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