IT1083447B - PROCEDURE AND DEVICE FOR THE PRESCHIUMATURA OF THE EXPANDABLE PLASTIC MATERIALS - Google Patents

PROCEDURE AND DEVICE FOR THE PRESCHIUMATURA OF THE EXPANDABLE PLASTIC MATERIALS

Info

Publication number
IT1083447B
IT1083447B IT6878077A IT6878077A IT1083447B IT 1083447 B IT1083447 B IT 1083447B IT 6878077 A IT6878077 A IT 6878077A IT 6878077 A IT6878077 A IT 6878077A IT 1083447 B IT1083447 B IT 1083447B
Authority
IT
Italy
Prior art keywords
preschiumatura
procedure
plastic materials
expandable plastic
expandable
Prior art date
Application number
IT6878077A
Other languages
Italian (it)
Original Assignee
Lezier Gerard
Vasseur Bernard
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 FR7623567A external-priority patent/FR2360408A1/en
Priority claimed from FR7705598A external-priority patent/FR2381614A2/en
Application filed by Lezier Gerard, Vasseur Bernard filed Critical Lezier Gerard
Application granted granted Critical
Publication of IT1083447B publication Critical patent/IT1083447B/en

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
IT6878077A 1976-08-02 1977-08-01 PROCEDURE AND DEVICE FOR THE PRESCHIUMATURA OF THE EXPANDABLE PLASTIC MATERIALS IT1083447B (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FR7623567A FR2360408A1 (en) 1976-08-02 1976-08-02 Continuously prefoaming expandable plastics - by preheating and treating in rising hot gas stream (NL 6.2.78)
FR7705598A FR2381614A2 (en) 1977-02-25 1977-02-25 Continuously prefoaming expandable plastics - by preheating and treating in rising hot gas stream (NL 6.2.78)

Publications (1)

Publication Number Publication Date
IT1083447B true IT1083447B (en) 1985-05-21

Family

ID=26219576

Family Applications (1)

Application Number Title Priority Date Filing Date
IT6878077A IT1083447B (en) 1976-08-02 1977-08-01 PROCEDURE AND DEVICE FOR THE PRESCHIUMATURA OF THE EXPANDABLE PLASTIC MATERIALS

Country Status (9)

Country Link
JP (1) JPS5317663A (en)
CS (1) CS200522B2 (en)
DE (1) DE2734834A1 (en)
ES (1) ES461248A1 (en)
GB (1) GB1560768A (en)
IT (1) IT1083447B (en)
NL (1) NL7708504A (en)
PL (1) PL200000A1 (en)
SU (1) SU680628A3 (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS63135436A (en) * 1986-11-26 1988-06-07 Mitsubishi Yuka Badische Co Ltd Production of pre-expanded styrene resin particle
CA2107157C (en) * 1992-09-29 1998-02-03 Thomas N. Hall, Iii Continuous process for expanding thermoplastic minipellets
DE19706884A1 (en) * 1997-02-21 1998-08-27 Huels Chemische Werke Ag Process for post-expansion of pre-expanded polyolefinic particles
RU2466018C2 (en) * 2011-01-12 2012-11-10 Юрий Анатольевич Мучулаев Method of dry foaming of polystyrene

Also Published As

Publication number Publication date
GB1560768A (en) 1980-02-06
CS200522B2 (en) 1980-09-15
DE2734834A1 (en) 1978-02-09
JPS5317663A (en) 1978-02-17
SU680628A3 (en) 1979-08-15
NL7708504A (en) 1978-02-06
ES461248A1 (en) 1978-10-01
PL200000A1 (en) 1978-05-22

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