CH507801A - Procedimento per la produzione di materiale plastico espanso, e prodotto con esso ottenuto - Google Patents

Procedimento per la produzione di materiale plastico espanso, e prodotto con esso ottenuto

Info

Publication number
CH507801A
CH507801A CH136969A CH136969A CH507801A CH 507801 A CH507801 A CH 507801A CH 136969 A CH136969 A CH 136969A CH 136969 A CH136969 A CH 136969A CH 507801 A CH507801 A CH 507801A
Authority
CH
Switzerland
Prior art keywords
ottenuto
espanso
prodotto
produzione
procedimento
Prior art date
Application number
CH136969A
Other languages
English (en)
French (fr)
Inventor
Merlo Lorenzo
Original Assignee
Resine Granulate Termoplastich
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 Resine Granulate Termoplastich filed Critical Resine Granulate Termoplastich
Publication of CH507801A publication Critical patent/CH507801A/fr

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
    • C08J9/04—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
    • C08J9/06—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 chemical blowing agent
    • 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
    • B29C44/38—Feeding the material to be shaped into a closed space, i.e. to make articles of definite length
    • B29C44/42—Feeding the material to be shaped into a closed space, i.e. to make articles of definite length using pressure difference, e.g. by injection or by vacuum
    • 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
    • C08J2327/00—Characterised by the use of homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by a halogen; Derivatives of such polymers
    • C08J2327/02—Characterised by the use of homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by a halogen; Derivatives of such polymers not modified by chemical after-treatment
    • C08J2327/04—Characterised by the use of homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by a halogen; Derivatives of such polymers not modified by chemical after-treatment containing chlorine atoms
    • C08J2327/06—Homopolymers or copolymers of vinyl chloride

Landscapes

  • Chemical & Material Sciences (AREA)
  • General 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)
  • Injection Moulding Of Plastics Or The Like (AREA)
  • Compositions Of Macromolecular Compounds (AREA)
CH136969A 1968-02-05 1969-01-29 Procedimento per la produzione di materiale plastico espanso, e prodotto con esso ottenuto CH507801A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT1239468 1968-02-05

Publications (1)

Publication Number Publication Date
CH507801A true CH507801A (fr) 1971-03-31

Family

ID=11139714

Family Applications (1)

Application Number Title Priority Date Filing Date
CH136969A CH507801A (fr) 1968-02-05 1969-01-29 Procedimento per la produzione di materiale plastico espanso, e prodotto con esso ottenuto

Country Status (8)

Country Link
AT (1) AT292320B (da)
BE (1) BE727871A (da)
CH (1) CH507801A (da)
DE (1) DE1905313A1 (da)
DK (1) DK121333B (da)
ES (1) ES363154A1 (da)
FR (1) FR2001319A1 (da)
NL (1) NL6901854A (da)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AU601483B2 (en) * 1986-09-19 1990-09-13 Kabushiki Kaisha Kobayashi Method of injection-molding foamed products

Also Published As

Publication number Publication date
FR2001319A1 (en) 1969-09-26
DK121333B (da) 1971-10-04
NL6901854A (da) 1969-08-07
ES363154A1 (es) 1970-11-16
BE727871A (da) 1969-07-16
AT292320B (de) 1971-08-25
DE1905313A1 (de) 1969-09-11

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Legal Events

Date Code Title Description
PL Patent ceased