DE3650627T2 - Expandable polyolefin compositions and manufacturing methods using an isobutane foam - Google Patents

Expandable polyolefin compositions and manufacturing methods using an isobutane foam

Info

Publication number
DE3650627T2
DE3650627T2 DE3650627T DE3650627T DE3650627T2 DE 3650627 T2 DE3650627 T2 DE 3650627T2 DE 3650627 T DE3650627 T DE 3650627T DE 3650627 T DE3650627 T DE 3650627T DE 3650627 T2 DE3650627 T2 DE 3650627T2
Authority
DE
Germany
Prior art keywords
isobutane
foam
manufacturing methods
polyolefin compositions
expandable polyolefin
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
DE3650627T
Other languages
German (de)
Other versions
DE3650627D1 (en
Inventor
Chung Poo Park
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 Chemical Co
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
Priority claimed from US06/813,315 external-priority patent/US4694027A/en
Priority claimed from US06/843,422 external-priority patent/US4663361A/en
Application filed by Dow Chemical Co filed Critical Dow Chemical Co
Publication of DE3650627D1 publication Critical patent/DE3650627D1/en
Application granted granted Critical
Publication of DE3650627T2 publication Critical patent/DE3650627T2/en
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
    • C08J9/04—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

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)
DE3650627T 1985-12-24 1986-10-03 Expandable polyolefin compositions and manufacturing methods using an isobutane foam Expired - Lifetime DE3650627T2 (en)

Applications Claiming Priority (2)

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

Publications (2)

Publication Number Publication Date
DE3650627D1 DE3650627D1 (en) 1997-07-03
DE3650627T2 true DE3650627T2 (en) 1997-12-11

Family

ID=27123721

Family Applications (4)

Application Number Title Priority Date Filing Date
DE198686113687T Pending DE229882T1 (en) 1985-12-24 1986-10-03 EXPANDABLE POLYOLEFIN COMPOSITIONS AND PRODUCTION METHODS USING AN ISOBUTANE FOAM.
DE3650728T Revoked DE3650728T2 (en) 1985-12-24 1986-10-03 Expandable polyolefin compositions and manufacturing methods using an isobutane foam
DE0647673T Pending DE647673T1 (en) 1985-12-24 1986-10-03 Expandable polyolefin compositions and manufacturing methods using an isobutane foam.
DE3650627T Expired - Lifetime DE3650627T2 (en) 1985-12-24 1986-10-03 Expandable polyolefin compositions and manufacturing methods using an isobutane foam

Family Applications Before (3)

Application Number Title Priority Date Filing Date
DE198686113687T Pending DE229882T1 (en) 1985-12-24 1986-10-03 EXPANDABLE POLYOLEFIN COMPOSITIONS AND PRODUCTION METHODS USING AN ISOBUTANE FOAM.
DE3650728T Revoked DE3650728T2 (en) 1985-12-24 1986-10-03 Expandable polyolefin compositions and manufacturing methods using an isobutane foam
DE0647673T Pending DE647673T1 (en) 1985-12-24 1986-10-03 Expandable polyolefin compositions and manufacturing methods using an isobutane foam.

Country Status (2)

Country Link
KR (1) KR900001559B1 (en)
DE (4) DE229882T1 (en)

Also Published As

Publication number Publication date
KR900001559B1 (en) 1990-03-15
DE647673T1 (en) 1998-04-09
DE229882T1 (en) 1990-04-12
DE3650627D1 (en) 1997-07-03
KR870006121A (en) 1987-07-09
DE3650728T2 (en) 2000-03-16
DE3650728D1 (en) 1999-10-07

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Legal Events

Date Code Title Description
8363 Opposition against the patent