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BR8604857A - Processo para a preparacao de uma espuma polimerica olefinica de celula substancialmente fechada dotada de estabilidade dimensional,e produto obtido pelo processo - Google Patents

Processo para a preparacao de uma espuma polimerica olefinica de celula substancialmente fechada dotada de estabilidade dimensional,e produto obtido pelo processo

Info

Publication number
BR8604857A
BR8604857A BR8604857A BR8604857A BR8604857A BR 8604857 A BR8604857 A BR 8604857A BR 8604857 A BR8604857 A BR 8604857A BR 8604857 A BR8604857 A BR 8604857A BR 8604857 A BR8604857 A BR 8604857A
Authority
BR
Brazil
Prior art keywords
preparation
product obtained
dimensional stability
substantially closed
polymeric foam
Prior art date
Application number
BR8604857A
Other languages
English (en)
Inventor
Chung Poo Park
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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=27159988&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=BR8604857(A) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Priority claimed from US06/813,315 external-priority patent/US4694027A/en
Application filed by Dow Chemical Co filed Critical Dow Chemical Co
Publication of BR8604857A publication Critical patent/BR8604857A/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
    • 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
    • C08J9/14—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 organic
    • C08J9/149—Mixtures of blowing agents covered by more than one of the groups C08J9/141 - C08J9/143
    • 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
    • C08J9/14—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 organic
    • C08J9/141—Hydrocarbons
    • 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
    • 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
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S521/00—Synthetic resins or natural rubbers -- part of the class 520 series
    • Y10S521/91—Plural blowing agents for producing nonpolyurethane cellular products

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)
  • Manufacture Of Porous Articles, And Recovery And Treatment Of Waste Products (AREA)
BR8604857A 1985-12-24 1986-10-06 Processo para a preparacao de uma espuma polimerica olefinica de celula substancialmente fechada dotada de estabilidade dimensional,e produto obtido pelo processo BR8604857A (pt)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US06/813,315 US4694027A (en) 1985-12-24 1985-12-24 Expandable polyolefin compositions and preparation process utilizing isobutane blowing agent
US06/843,422 US4663361A (en) 1985-12-24 1986-03-24 Expandable polyolefin compositions and preparation process utilizing isobutane blowing agent
BR8604784A BR8604784A (pt) 1985-12-24 1986-10-02 Processo para a preparacao de artigos em espuma de polimero olefinico e estirenico ligeiramente reticulada dotados de uma estrutura de celula fechada

Publications (1)

Publication Number Publication Date
BR8604857A true BR8604857A (pt) 1987-07-07

Family

ID=27159988

Family Applications (1)

Application Number Title Priority Date Filing Date
BR8604857A BR8604857A (pt) 1985-12-24 1986-10-06 Processo para a preparacao de uma espuma polimerica olefinica de celula substancialmente fechada dotada de estabilidade dimensional,e produto obtido pelo processo

Country Status (6)

Country Link
US (2) US4663361A (pt)
EP (2) EP0647673B1 (pt)
JP (1) JPH0649793B2 (pt)
AU (1) AU594976B2 (pt)
BR (1) BR8604857A (pt)
CA (1) CA1252947A (pt)

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EP0702032B1 (en) 1994-09-19 2002-11-27 Sentinel Products Corp. Cross-linked foam structures of essentially linear polyolefines and process for manufacture
US5883144A (en) 1994-09-19 1999-03-16 Sentinel Products Corp. Silane-grafted materials for solid and foam applications
US5932659A (en) 1994-09-19 1999-08-03 Sentinel Products Corp. Polymer blend
US5929129A (en) 1994-09-19 1999-07-27 Sentinel Products Corp. Crosslinked foamable compositions of silane-grafted, essentially linear polyolefins blended with polypropylene
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US5705471A (en) * 1994-09-29 1998-01-06 E. I. Du Pont De Nemours And Company 1,1,2,2,3,3,4,4-octaflourobutane compositions
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US6066393A (en) * 1998-11-06 2000-05-23 Sealed Air Corporation Polyolefin/ionomer blend for improved properties in extruded foam products
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Also Published As

Publication number Publication date
EP0229882B1 (en) 1997-05-28
AU6349586A (en) 1987-06-25
AU594976B2 (en) 1990-03-22
EP0647673A3 (en) 1995-05-24
US4663361A (en) 1987-05-05
US4640933B1 (en) 1996-09-10
JPH0649793B2 (ja) 1994-06-29
EP0229882A2 (en) 1987-07-29
JPS62153327A (ja) 1987-07-08
EP0647673B1 (en) 1999-09-01
US4640933A (en) 1987-02-03
EP0229882A3 (en) 1987-11-11
CA1252947A (en) 1989-04-18
EP0647673A2 (en) 1995-04-12

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