FR2112374B1 - - Google Patents

Info

Publication number
FR2112374B1
FR2112374B1 FR7126677A FR7126677A FR2112374B1 FR 2112374 B1 FR2112374 B1 FR 2112374B1 FR 7126677 A FR7126677 A FR 7126677A FR 7126677 A FR7126677 A FR 7126677A FR 2112374 B1 FR2112374 B1 FR 2112374B1
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
FR7126677A
Other versions
FR2112374A1 (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.)
Sinclair Koppers Co
Original Assignee
Sinclair Koppers 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
Application filed by Sinclair Koppers Co filed Critical Sinclair Koppers Co
Publication of FR2112374A1 publication Critical patent/FR2112374A1/fr
Application granted granted Critical
Publication of FR2112374B1 publication Critical patent/FR2112374B1/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
    • B29C44/3461—Making or treating expandable particles
    • 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
    • Y10S264/09—Pre-expansion of foamed polystyrene
FR7126677A 1970-11-02 1971-07-21 Expired FR2112374B1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US8584170A 1970-11-02 1970-11-02

Publications (2)

Publication Number Publication Date
FR2112374A1 FR2112374A1 (fr) 1972-06-16
FR2112374B1 true FR2112374B1 (fr) 1974-04-05

Family

ID=22194300

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7126677A Expired FR2112374B1 (fr) 1970-11-02 1971-07-21

Country Status (9)

Country Link
US (1) US3671026A (fr)
BR (1) BR7104983D0 (fr)
CA (1) CA930916A (fr)
DE (1) DE2143717C3 (fr)
ES (1) ES392125A1 (fr)
FR (1) FR2112374B1 (fr)
GB (1) GB1329361A (fr)
IT (1) IT939316B (fr)
SE (1) SE381609B (fr)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3751218A (en) * 1971-08-27 1973-08-07 Artisan Ind Apparatus for expanding resin
BE900530A (fr) * 1983-09-08 1985-03-07 Kanegafuchi Chemical Ind Procede de preparation de particules pre-expansees et appareil pour sa mise en oeuvre.
JPS60105503A (ja) * 1983-11-12 1985-06-11 Kanegafuchi Chem Ind Co Ltd 熱可塑性樹脂粒子の予備発泡法およびその装置
GB8520829D0 (en) * 1985-08-20 1985-09-25 Alfa Laval Cheese Systems Heating of granular &c product
CA2107157C (fr) * 1992-09-29 1998-02-03 Thomas N. Hall, Iii Procede continu pour l'expansion de mini pastilles thermoplastiques
EP4067420A4 (fr) * 2019-11-29 2023-12-20 Kaneka Corporation Dispositif et procédé de production de particules expansées

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3132846A (en) * 1960-01-25 1964-05-12 Us Stoneware Co Blending apparatus

Also Published As

Publication number Publication date
CA930916A (en) 1973-07-31
DE2143717C3 (de) 1978-09-14
GB1329361A (en) 1973-09-05
FR2112374A1 (fr) 1972-06-16
SE381609B (sv) 1975-12-15
BR7104983D0 (pt) 1973-04-19
DE2143717B2 (de) 1978-01-19
DE2143717A1 (de) 1972-05-10
ES392125A1 (es) 1975-09-16
IT939316B (it) 1973-02-10
US3671026A (en) 1972-06-20

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Legal Events

Date Code Title Description
TP Transmission of property
ST Notification of lapse