FR2177584B1 - - Google Patents

Info

Publication number
FR2177584B1
FR2177584B1 FR7211343A FR7211343A FR2177584B1 FR 2177584 B1 FR2177584 B1 FR 2177584B1 FR 7211343 A FR7211343 A FR 7211343A FR 7211343 A FR7211343 A FR 7211343A FR 2177584 B1 FR2177584 B1 FR 2177584B1
Authority
FR
France
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
FR7211343A
Other languages
French (fr)
Other versions
FR2177584A1 (en
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.)
Orkem SA
Original Assignee
Chimique des Charbonnages SA
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 Chimique des Charbonnages SA filed Critical Chimique des Charbonnages SA
Priority to FR7211343A priority Critical patent/FR2177584B1/fr
Priority to BE128986A priority patent/BE797010A/en
Priority to LU67272A priority patent/LU67272A1/xx
Priority to CH436973A priority patent/CH568144A5/xx
Priority to IT49080/73A priority patent/IT984285B/en
Priority to NL7304293A priority patent/NL7304293A/xx
Priority to GB1495373A priority patent/GB1403808A/en
Priority to ES413141A priority patent/ES413141A1/en
Priority to DE2316114A priority patent/DE2316114A1/en
Publication of FR2177584A1 publication Critical patent/FR2177584A1/fr
Application granted granted Critical
Publication of FR2177584B1 publication Critical patent/FR2177584B1/fr
Expired legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C44/00—Shaping by internal pressure generated in the material, e.g. swelling or foaming ; Producing porous or cellular expanded plastics articles
    • B29C44/34—Auxiliary operations
    • B29C44/36—Feeding the material to be shaped
    • B29C44/46—Feeding the material to be shaped into an open space or onto moving surfaces, i.e. to make articles of indefinite length
    • B29C44/461—Feeding the material to be shaped into an open space or onto moving surfaces, i.e. to make articles of indefinite length dispensing apparatus, e.g. dispensing foaming resin over the whole width of the moving surface
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C44/00—Shaping by internal pressure generated in the material, e.g. swelling or foaming ; Producing porous or cellular expanded plastics articles
    • B29C44/34—Auxiliary operations
    • B29C44/36—Feeding the material to be shaped
    • B29C44/46—Feeding the material to be shaped into an open space or onto moving surfaces, i.e. to make articles of indefinite length
    • B29C44/50—Feeding the material to be shaped into an open space or onto moving surfaces, i.e. to make articles of indefinite length using pressure difference, e.g. by extrusion or by spraying
    • 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
    • C08J9/125—Water, e.g. hydrated salts
FR7211343A 1972-03-30 1972-03-30 Expired FR2177584B1 (en)

Priority Applications (9)

Application Number Priority Date Filing Date Title
FR7211343A FR2177584B1 (en) 1972-03-30 1972-03-30
BE128986A BE797010A (en) 1972-03-30 1973-03-19 PROCESS FOR OBTAINING OBJECTS IN CELLULAR THERMOPLASTICS
LU67272A LU67272A1 (en) 1972-03-30 1973-03-22
CH436973A CH568144A5 (en) 1972-03-30 1973-03-26
IT49080/73A IT984285B (en) 1972-03-30 1973-03-27 PROCEDURE FOR THE PRODUCTION OF THERMOPLASTIC CELL COMPOSITIONS IN PARTICULAR IN THE FORM OF EXTRUDED OR INJECTION-MOLDED OBJECTS AND OBTAINED PRODUCT
NL7304293A NL7304293A (en) 1972-03-30 1973-03-28
GB1495373A GB1403808A (en) 1972-03-30 1973-03-28 Manufacture of articles of cellular thermoplastic material
ES413141A ES413141A1 (en) 1972-03-30 1973-03-29 Manufacture of articles of cellular thermoplastic material
DE2316114A DE2316114A1 (en) 1972-03-30 1973-03-30 PROCESS FOR MANUFACTURING OBJECTS FROM CELL-SHAPED THERMOPLASTICS

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7211343A FR2177584B1 (en) 1972-03-30 1972-03-30

Publications (2)

Publication Number Publication Date
FR2177584A1 FR2177584A1 (en) 1973-11-09
FR2177584B1 true FR2177584B1 (en) 1974-12-20

Family

ID=9096109

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7211343A Expired FR2177584B1 (en) 1972-03-30 1972-03-30

Country Status (9)

Country Link
BE (1) BE797010A (en)
CH (1) CH568144A5 (en)
DE (1) DE2316114A1 (en)
ES (1) ES413141A1 (en)
FR (1) FR2177584B1 (en)
GB (1) GB1403808A (en)
IT (1) IT984285B (en)
LU (1) LU67272A1 (en)
NL (1) NL7304293A (en)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
MX173573B (en) * 1989-06-19 1994-03-16 Subsurface Technology Corp IMPROVEMENTS IN POROUS TUBE AND PROCESS TO PRODUCE IT
DE19610330A1 (en) * 1996-03-16 1997-09-18 Gefinex Jackon Gmbh Plastics foam production with addition of zeolite to stabilise foam and increase fire protection
US5639799A (en) * 1996-10-15 1997-06-17 Albemarle Corporation Heat stabilized flame retardant styrenic polymer foam compositions
CN103052676B (en) 2010-08-03 2016-04-27 A·舒尔曼股份有限公司 Polymer complex foam
US9873772B2 (en) 2012-12-17 2018-01-23 A. Schulman, Inc. Polymer foams
CN106317445B (en) * 2015-06-29 2019-01-15 北京化工大学 A kind of supported crystalline hydrate foaming agent, preparation method and application

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB903564A (en) * 1959-12-10 1962-08-15 Dow Chemical Co Process for making foamed styrene polymers

Also Published As

Publication number Publication date
LU67272A1 (en) 1973-09-26
NL7304293A (en) 1973-10-02
GB1403808A (en) 1975-08-28
BE797010A (en) 1973-09-19
CH568144A5 (en) 1975-10-31
ES413141A1 (en) 1976-01-16
IT984285B (en) 1974-11-20
FR2177584A1 (en) 1973-11-09
DE2316114A1 (en) 1973-10-11

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Legal Events

Date Code Title Description
ST Notification of lapse