ES2193390T3 - Agente de compatibilizacion para espumas poliolefinicas con ampollas de dioxido de carbono. - Google Patents

Agente de compatibilizacion para espumas poliolefinicas con ampollas de dioxido de carbono.

Info

Publication number
ES2193390T3
ES2193390T3 ES97935320T ES97935320T ES2193390T3 ES 2193390 T3 ES2193390 T3 ES 2193390T3 ES 97935320 T ES97935320 T ES 97935320T ES 97935320 T ES97935320 T ES 97935320T ES 2193390 T3 ES2193390 T3 ES 2193390T3
Authority
ES
Spain
Prior art keywords
polyolefinic
agent
foam
insuflation
carbon dioxide
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 - Lifetime
Application number
ES97935320T
Other languages
English (en)
Inventor
Gary R Wilkes
Kim A Bly
Harris A Dunbar
Eugene R Uhl
James L Zwynenburg
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.)
Pregis Innovative Packaging Inc
Original Assignee
Pactiv Protective Packaging Inc
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
Priority claimed from US08/694,298 external-priority patent/US5698144A/en
Priority claimed from US08/746,825 external-priority patent/US5817705A/en
Application filed by Pactiv Protective Packaging Inc filed Critical Pactiv Protective Packaging Inc
Application granted granted Critical
Publication of ES2193390T3 publication Critical patent/ES2193390T3/es
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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
    • 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
    • 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
    • C08J9/04—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof using blowing gases generated by a previously added blowing agent
    • C08J9/12—Working-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
    • C08J9/122—Hydrogen, oxygen, CO2, nitrogen or noble gases
    • 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
    • C08J9/04—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof using blowing gases generated by a previously added blowing agent
    • C08J9/12—Working-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
    • C08J9/127—Mixtures of organic and inorganic blowing agents
    • 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
    • C08J2201/00—Foams characterised by the foaming process
    • C08J2201/02—Foams characterised by the foaming process characterised by mechanical pre- or post-treatments
    • C08J2201/03—Extrusion of the foamable blend
    • 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
    • C08J2203/00—Foams characterized by the expanding agent
    • C08J2203/14—Saturated hydrocarbons, e.g. butane; Unspecified hydrocarbons
    • C08J2203/142—Halogenated saturated hydrocarbons, e.g. H3C-CF3
    • 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
    • C08J2205/00—Foams characterised by their properties
    • C08J2205/04—Foams characterised by their properties characterised by the foam pores
    • C08J2205/052—Closed cells, i.e. more than 50% of the pores are closed
    • 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
    • C08J2323/00—Characterised by the use of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Derivatives of such polymers
    • C08J2323/02—Characterised by the use of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Derivatives of such polymers not modified by chemical after treatment
    • 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
    • C08J2323/00—Characterised by the use of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Derivatives of such polymers
    • C08J2323/02—Characterised by the use of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Derivatives of such polymers not modified by chemical after treatment
    • C08J2323/04—Homopolymers or copolymers of ethene
    • C08J2323/06—Polyethene
    • 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
    • C08J2429/00—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 alcohol, ether, aldehydo, ketonic, acetal, or ketal radical; Hydrolysed polymers of esters of unsaturated alcohols with saturated carboxylic acids; Derivatives of such polymer
    • 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
    • C08J2471/00—Characterised by the use of polyethers obtained by reactions forming an ether link in the main chain; Derivatives of such polymers
    • 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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Inorganic Chemistry (AREA)
  • Manufacture Of Porous Articles, And Recovery And Treatment Of Waste Products (AREA)
  • Compositions Of Macromolecular Compounds (AREA)
  • Extrusion Moulding Of Plastics Or The Like (AREA)

Abstract

METODO DE ELABORACION DE UNA COMPOSICION DE ESPUMA POLIOLEFINICA QUE CONSTA DE LOS PASOS DE: A) ALIMENTAR UN EXTRUSOR CON UN POLIMERO POLIOLEFINICO; B) AÑADIR UN AGENTE NUCLEANTE A LA FUENTE DE RESINA; C) OPCIONALMENTE AÑADIR UN MODIFICADOR DE LA PERMEABILIDAD A LA FUENTE DE RESINA; D) PLASTIFICAR LA MEZCLA EN UN EXTRUSOR PARA FORMAR UNA FUSION POLIMERICA; E) INCORPORAR UN AGENTE DE INSUFLACION DE DIOXIDO DE CARBONO Y OPCIONALMENTE UNO O MAS ELEMENTOS SELECCIONADOS A PARTIR DE UN GRUPO FORMADO POR AGENTES DE INSUFLACION INORGANICOS, AGENTES DE INSUFLACION ORGANICOS Y COMBINACIONES DE ESTOS; F) INCORPORAR AL MENOS UN AGENTE COMPATIBILIZADOR A DICHA COMPOSICION ESPUMOSA DE MODO QUE DICHO AGENTE COMPATIBILIZADOR SEA UN HIDROCARBURO OXIGENADO QUE REDUZCA LA PRESION MINIMA NECESARIA PARA IMPEDIR EL PREESPUMADO MIENTRAS RETRASA EL COLAPSO DE LA ESPUMA DEBIDO A LA MIGRACION EXCESIVA DEL AGENTE DE INSUFLACION; G) MEZCLAR Y ENFRIAR UNIFORMEMENTE LA COMPOSICION ESPUMOSA HASTA UNA TEMPERATURA EFECTIVAPARA LA EXPANSION DE LA ESPUMA POLIOLEFINICA; Y H) EXTRUIR O EYECTAR LA COMPOSICION ESPUMOSA A TRAVES DE UN COLORANTE PARA FORMAR UNA ESPUMA POLIOLEFINICA.
ES97935320T 1996-08-08 1997-08-05 Agente de compatibilizacion para espumas poliolefinicas con ampollas de dioxido de carbono. Expired - Lifetime ES2193390T3 (es)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
US08/694,298 US5698144A (en) 1996-08-08 1996-08-08 Process for producing low density polyethylenic foam with atmospheric gases and polyglycols or polyglycol ethers
US73017796A 1996-10-15 1996-10-15
US73527196A 1996-10-22 1996-10-22
US08/746,825 US5817705A (en) 1996-10-15 1996-11-18 Short time frame process for producing extruded closed cell low density propylene polymer foams

Publications (1)

Publication Number Publication Date
ES2193390T3 true ES2193390T3 (es) 2003-11-01

Family

ID=27505452

Family Applications (1)

Application Number Title Priority Date Filing Date
ES97935320T Expired - Lifetime ES2193390T3 (es) 1996-08-08 1997-08-05 Agente de compatibilizacion para espumas poliolefinicas con ampollas de dioxido de carbono.

Country Status (2)

Country Link
US (1) US5993706A (es)
ES (1) ES2193390T3 (es)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
HUP0302509A3 (en) * 2000-10-24 2005-11-28 Dow Global Technologies Inc Mi Preparation precess for multimodal thermoplastic polymer foam
IT1319675B1 (it) * 2000-12-04 2003-10-23 Bandera Luigi Mecc Spa Procedimento per la realizzazione di polipropilene e manufatti a basedi polipropilene espanso.
US6583190B2 (en) 2000-12-27 2003-06-24 Sealed Air Corporation (U.S.) Expandable composition, blowing agent, and process for extruded thermoplastic foams
US20030068485A1 (en) * 2001-09-28 2003-04-10 Ramsey William J. Termite-resistant foam article
CA2523861C (en) * 2003-04-24 2011-02-22 Her Majesty The Queen In Right Of Canada, As Represented By The Minister Of National Research Council Of Canada Low loss foam composition and cable having low loss foam layer
RU2334768C2 (ru) * 2003-04-24 2008-09-27 Нэшнл Ресерч Коунсл Оф Канада Пенистая композиция с низкими потерями и кабель, имеющий пенистый слой с низкими потерями
US7358282B2 (en) 2003-12-05 2008-04-15 Kimberly-Clark Worldwide, Inc. Low-density, open-cell, soft, flexible, thermoplastic, absorbent foam and method of making foam
US7291382B2 (en) 2004-09-24 2007-11-06 Kimberly-Clark Worldwide, Inc. Low density flexible resilient absorbent open-cell thermoplastic foam
KR100883779B1 (ko) 2005-10-24 2009-02-18 내셔날 리서치 카운실 오브 캐나다 저손실 발포체 조성물 및 저손실 발포체층을 갖는 케이블
US8158689B2 (en) 2005-12-22 2012-04-17 Kimberly-Clark Worldwide, Inc. Hybrid absorbent foam and articles containing it
CA2637614C (en) * 2006-01-19 2014-07-22 Arkema Inc. Block copolymer foam additives
CZ306024B6 (cs) * 2007-12-03 2016-06-29 Spur A. S. Způsob výroby lehčených útvarů z polyolefinů
US20090197983A1 (en) * 2008-02-06 2009-08-06 Dow Global Technologies Inc. Article and method of producing a low density foam blend of styrenic polymer and polyolefin

Family Cites Families (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5481370A (en) * 1977-12-13 1979-06-28 Japan Styrene Paper Corp Method of making polyolefin foam
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
JPS58208328A (ja) * 1982-05-31 1983-12-05 Asahi Chem Ind Co Ltd 新規な多泡質材料
US4486550A (en) * 1984-04-24 1984-12-04 The Dow Chemical Company Styrenic foam and process therefor
US5059376A (en) * 1989-04-20 1991-10-22 Astro-Valcour, Incorporated Methods for rapid purging of blowing agents from foamed polymer products
US5034171A (en) * 1989-11-30 1991-07-23 Air Products And Chemicals, Inc. Process for extruding thermoplastic materials using low pressure inert gases as foaming agents
US5116881A (en) * 1990-03-14 1992-05-26 James River Corporation Of Virginia Polypropylene foam sheets
US5189072A (en) * 1990-04-06 1993-02-23 The Dow Chemical Company Polymeric composition comprising transient foam control agent
US5527573A (en) * 1991-06-17 1996-06-18 The Dow Chemical Company Extruded closed-cell polypropylene foam
DE4137405A1 (de) * 1991-11-14 1993-05-19 Basf Ag Expandierbare styrolpolymerisate, enthaltend als treibmittel kohlendioxid
US5258415A (en) * 1991-11-14 1993-11-02 Basf Aktiengesellschaft Expandable styrene polymers containing carbon dioxide as blowing agent
US5567742A (en) * 1992-02-04 1996-10-22 The Dow Chemical Company Dimensionally-stable polypropylene foam expanded with inorganic blowing agents
US5189071A (en) * 1992-04-06 1993-02-23 The Dow Chemical Company Polymeric composition comprising transient foam control agent
US5290822A (en) * 1992-08-27 1994-03-01 Astro-Valcour, Inc. Ultra low density polyolefin foam, foamable polyolefin compositions and process for making same
US5225451A (en) * 1992-08-27 1993-07-06 Astro-Valcour, Inc. Ultra low density polyolefin foam, foamable polyolefin compositions and process for making same
US5348984A (en) * 1993-01-28 1994-09-20 Sealed Air Corporation Expandable composition and process for extruded thermoplastic foams
US5416129A (en) * 1994-05-10 1995-05-16 The Dow Chemical Company Closed cell, low density ethylenic polymer foam produced with inorganic halogen-free blowing agents
US5698144A (en) * 1996-08-08 1997-12-16 Tenneco Protective Packaging, Inc. Process for producing low density polyethylenic foam with atmospheric gases and polyglycols or polyglycol ethers

Also Published As

Publication number Publication date
US5993706A (en) 1999-11-30

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