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FR1332202A - Process for obtaining thermoplastic polymers which can foam, obtained by diffusing a volatile and fluid foaming agent into polymer granules - Google Patents

Process for obtaining thermoplastic polymers which can foam, obtained by diffusing a volatile and fluid foaming agent into polymer granules

Info

Publication number
FR1332202A
FR1332202A FR902013A FR902013A FR1332202A FR 1332202 A FR1332202 A FR 1332202A FR 902013 A FR902013 A FR 902013A FR 902013 A FR902013 A FR 902013A FR 1332202 A FR1332202 A FR 1332202A
Authority
FR
France
Prior art keywords
diffusing
foam
volatile
foaming agent
thermoplastic polymers
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
Application number
FR902013A
Other languages
French (fr)
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 to NL280205D priority Critical patent/NL280205A/xx
Priority to NL280204D priority patent/NL280204A/xx
Priority to FR902013A priority patent/FR1332202A/en
Priority to FR902011A priority patent/FR1332201A/en
Priority to SE7090/62A priority patent/SE313661B/xx
Priority to SE07091/62A priority patent/SE332071B/xx
Priority to GB24424/62A priority patent/GB988289A/en
Priority to GB24472/62A priority patent/GB988290A/en
Application filed by Dow Chemical Co filed Critical Dow Chemical Co
Priority to BE619477A priority patent/BE619477A/en
Priority to DED39236A priority patent/DE1241976B/en
Priority to BE619476A priority patent/BE619476A/en
Priority to DE1962D0039235 priority patent/DE1241975C2/en
Application granted granted Critical
Publication of FR1332202A publication Critical patent/FR1332202A/en
Expired 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
    • C08J9/16—Making expandable particles
    • C08J9/18—Making expandable particles by impregnating polymer particles with the blowing agent

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)
  • Compositions Of Macromolecular Compounds (AREA)
FR902013A 1961-06-27 1962-06-26 Process for obtaining thermoplastic polymers which can foam, obtained by diffusing a volatile and fluid foaming agent into polymer granules Expired FR1332202A (en)

Priority Applications (12)

Application Number Priority Date Filing Date Title
NL280205D NL280205A (en) 1961-06-27
NL280204D NL280204A (en) 1961-06-27
SE7090/62A SE313661B (en) 1961-06-27 1962-06-26
SE07091/62A SE332071B (en) 1961-06-27 1962-06-26
GB24424/62A GB988289A (en) 1961-06-27 1962-06-26 Improved process for making foamable thermoplastic polymers
GB24472/62A GB988290A (en) 1961-06-27 1962-06-26 Improved process for making foamable thermoplastic polymers
FR902013A FR1332202A (en) 1961-06-27 1962-06-26 Process for obtaining thermoplastic polymers which can foam, obtained by diffusing a volatile and fluid foaming agent into polymer granules
FR902011A FR1332201A (en) 1961-06-27 1962-06-26 Process for the preparation of thermoplastic polymers which can be foamed by diffusing a fluid and volatile foaming agent into the polymer granules
BE619477A BE619477A (en) 1961-06-27 1962-06-27 Process for obtaining thermoplastic polymers which can foam, obtained by diffusing a volatile and fluid foaming agent into polymer granules
DED39236A DE1241976B (en) 1961-06-27 1962-06-27 Process for the production of foamable molding compounds from alkenyl aromatic polymers
BE619476A BE619476A (en) 1961-06-27 1962-06-27 Process for preparing thermoplastic polymers which can be foamed by diffusing a fluid and volatile foaming agent into the polymer granules
DE1962D0039235 DE1241975C2 (en) 1961-06-27 1962-06-27 Process for the production of foamable molding compounds from alkenyl aromatic polymers

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US11999661A 1961-06-27 1961-06-27
FR902013A FR1332202A (en) 1961-06-27 1962-06-26 Process for obtaining thermoplastic polymers which can foam, obtained by diffusing a volatile and fluid foaming agent into polymer granules

Publications (1)

Publication Number Publication Date
FR1332202A true FR1332202A (en) 1963-07-12

Family

ID=66428624

Family Applications (2)

Application Number Title Priority Date Filing Date
FR902013A Expired FR1332202A (en) 1961-06-27 1962-06-26 Process for obtaining thermoplastic polymers which can foam, obtained by diffusing a volatile and fluid foaming agent into polymer granules
FR902011A Expired FR1332201A (en) 1961-06-27 1962-06-26 Process for the preparation of thermoplastic polymers which can be foamed by diffusing a fluid and volatile foaming agent into the polymer granules

Family Applications After (1)

Application Number Title Priority Date Filing Date
FR902011A Expired FR1332201A (en) 1961-06-27 1962-06-26 Process for the preparation of thermoplastic polymers which can be foamed by diffusing a fluid and volatile foaming agent into the polymer granules

Country Status (6)

Country Link
BE (2) BE619477A (en)
DE (2) DE1241976B (en)
FR (2) FR1332202A (en)
GB (2) GB988290A (en)
NL (2) NL280204A (en)
SE (2) SE332071B (en)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1357038A (en) * 1970-12-28 1974-06-19 Sekisui Chemical Co Ltd Photodegradable polymer compositions
US3957936A (en) * 1971-07-22 1976-05-18 Raduner & Co., Ag High temperature process for modifying thermoplastic filamentous material
IT1066580B (en) * 1975-08-05 1985-03-12 Basf Ag PROCEDURE FOR THE PRODUCTION OF EXPANDABLE STYL POLYMERS IN THE FORM OF BALLS WITH GOOD WORKABILITY
JPH0768403B2 (en) * 1988-12-15 1995-07-26 東洋エンジニアリング株式会社 Method of manufacturing foam
US5049328A (en) * 1990-07-02 1991-09-17 Arco Chemical Technology, Inc. Purification, impregnation and foaming of polymer particles with carbon dioxide

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2910446A (en) * 1956-09-10 1959-10-27 Monsanto Chemicals Physical treatment of particulate foamable styrene polymer compositions
NL102233C (en) * 1958-12-17

Also Published As

Publication number Publication date
BE619477A (en) 1962-12-27
SE332071B (en) 1971-01-25
NL280205A (en) 1900-01-01
DE1241975C2 (en) 1973-12-13
BE619476A (en) 1962-12-27
DE1241975B (en) 1967-06-08
GB988290A (en) 1965-04-07
FR1332201A (en) 1963-07-12
NL280204A (en) 1900-01-01
SE313661B (en) 1969-08-18
DE1241976B (en) 1967-06-08
GB988289A (en) 1965-04-07

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