IT1064957B - Processo e dispositivo per la produzione di nastri continui d espansi poliolefinici - Google Patents

Processo e dispositivo per la produzione di nastri continui d espansi poliolefinici

Info

Publication number
IT1064957B
IT1064957B IT26884/76A IT2688476A IT1064957B IT 1064957 B IT1064957 B IT 1064957B IT 26884/76 A IT26884/76 A IT 26884/76A IT 2688476 A IT2688476 A IT 2688476A IT 1064957 B IT1064957 B IT 1064957B
Authority
IT
Italy
Prior art keywords
production
continuous tapes
polyolefinic foams
polyolefinic
foams
Prior art date
Application number
IT26884/76A
Other languages
English (en)
Italian (it)
Original Assignee
Bayer Ag
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 Bayer Ag filed Critical Bayer Ag
Application granted granted Critical
Publication of IT1064957B publication Critical patent/IT1064957B/it

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
    • B29C44/20—Shaping by internal pressure generated in the material, e.g. swelling or foaming ; Producing porous or cellular expanded plastics articles for articles of indefinite length
    • B29C44/28—Expanding the moulding material on continuous moving surfaces without restricting the upwards growth of the foam
    • 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
    • B29C44/56—After-treatment of articles, e.g. for altering the shape
    • B29C44/5627—After-treatment of articles, e.g. for altering the shape by mechanical deformation, e.g. crushing, embossing, stretching
    • B29C44/5636—After-treatment of articles, e.g. for altering the shape by mechanical deformation, e.g. crushing, embossing, stretching with the addition of heat
    • 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
    • Y10S264/18—Cross-linking a thermoplastic linear foam during molding

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Molding Of Porous Articles (AREA)
  • Extrusion Moulding Of Plastics Or The Like (AREA)
  • Heating, Cooling, Or Curing Plastics Or The Like In General (AREA)
IT26884/76A 1975-09-06 1976-09-03 Processo e dispositivo per la produzione di nastri continui d espansi poliolefinici IT1064957B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2539701A DE2539701C2 (de) 1975-09-06 1975-09-06 Vorrichtung zur kontinuierlichen Herstellung endloser Schaumstoffbahnen

Publications (1)

Publication Number Publication Date
IT1064957B true IT1064957B (it) 1985-02-25

Family

ID=5955768

Family Applications (1)

Application Number Title Priority Date Filing Date
IT26884/76A IT1064957B (it) 1975-09-06 1976-09-03 Processo e dispositivo per la produzione di nastri continui d espansi poliolefinici

Country Status (7)

Country Link
US (1) US4158538A (enExample)
JP (1) JPS6056602B2 (enExample)
DE (1) DE2539701C2 (enExample)
ES (1) ES451222A1 (enExample)
FR (1) FR2322717A1 (enExample)
GB (1) GB1562814A (enExample)
IT (1) IT1064957B (enExample)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS60157835A (ja) * 1984-01-26 1985-08-19 Japan Styrene Paper Co Ltd 架橋ポリオレフイン系樹脂発泡体の製造方法および製造装置
AU7005696A (en) * 1995-09-20 1997-04-09 Uponor B.V. Method for heating and/or cross-linking of polymers and apparatus therefor
DE19804201A1 (de) * 1998-02-03 1999-08-05 Huels Troisdorf Verfahren und Vorrichtung zum Herstellen von vernetzten Polyolefinschäumen
WO2001000381A1 (en) * 1999-06-28 2001-01-04 Maillefer, S.A. Method in connection with processing polymer or elastomer material
DE10205191C1 (de) * 2002-02-08 2003-10-09 Hobas Engineering Gmbh Klagenf Im Schleuderverfahren hergestelltes mehrschichtiges Kunststoffrohr
DE102004004932B3 (de) * 2004-01-31 2005-07-21 Bach Maschinenbau Gmbh Verfahren und Vorrichtung zum Herstellen eines Kunststoffrohres
US7459109B2 (en) * 2005-09-23 2008-12-02 Wen Shan Lin Method for manufacturing foam pads
CN101992537A (zh) * 2010-11-25 2011-03-30 张家港西一新型汽车配件有限公司 多层胶条生产线中的离型纸放料装置

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2317409A (en) * 1940-01-05 1943-04-27 Goodrich Co B F Method for stress-relieving plastics
JPS5218232B1 (enExample) * 1966-02-05 1977-05-20
FR1555781A (enExample) * 1967-12-06 1969-01-31
GB1275089A (en) * 1969-09-16 1972-05-24 Seikisui Chemical Co Ltd Process and apparatus for production of foamed sheet of ethylene polymers
DE2008126C3 (de) * 1970-02-21 1974-01-03 Badische Anilin- & Soda-Fabrik Ag, 6700 Ludwigshafen Verfahren und Vorrichtung zur Herstellung von Schaumstoff-Formkörpern
JPS4724269U (enExample) * 1971-04-13 1972-11-18
US3722105A (en) * 1971-07-06 1973-03-27 Owens Illinois Inc Apparatus and method for applying radio frequency energy to a moving web of material

Also Published As

Publication number Publication date
ES451222A1 (es) 1977-09-01
JPS6056602B2 (ja) 1985-12-11
US4158538A (en) 1979-06-19
GB1562814A (en) 1980-03-19
DE2539701C2 (de) 1984-05-17
JPS5232974A (en) 1977-03-12
DE2539701A1 (de) 1977-03-17
FR2322717B1 (enExample) 1980-05-16
FR2322717A1 (fr) 1977-04-01

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