IT1047417B - Procedimento per la reticolazione..espansione ed estrusione di schiuma di polietilene - Google Patents

Procedimento per la reticolazione..espansione ed estrusione di schiuma di polietilene

Info

Publication number
IT1047417B
IT1047417B IT6933275A IT6933275A IT1047417B IT 1047417 B IT1047417 B IT 1047417B IT 6933275 A IT6933275 A IT 6933275A IT 6933275 A IT6933275 A IT 6933275A IT 1047417 B IT1047417 B IT 1047417B
Authority
IT
Italy
Prior art keywords
linking
extrusion
expansion
procedure
cross
Prior art date
Application number
IT6933275A
Other languages
English (en)
Italian (it)
Original Assignee
Dupont S T
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 Dupont S T filed Critical Dupont S T
Application granted granted Critical
Publication of IT1047417B publication Critical patent/IT1047417B/it

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
    • C08J9/10—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 developing nitrogen, the blowing agent being a compound containing a nitrogen-to-nitrogen bond
    • 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
    • C08J2323/00—Characterised by the use of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Derivatives of such polymers
    • C08J2323/02—Characterised by the use of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Derivatives of such polymers not modified by chemical after treatment
    • C08J2323/04—Homopolymers or copolymers of ethene
    • C08J2323/06—Polyethene

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)
  • Extrusion Moulding Of Plastics Or The Like (AREA)
IT6933275A 1974-09-19 1975-09-18 Procedimento per la reticolazione..espansione ed estrusione di schiuma di polietilene IT1047417B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7431669A FR2285421A1 (fr) 1974-09-19 1974-09-19 Procede conjoint de reticulation, d'expansion et d'extrusion de mousse de polyethylene

Publications (1)

Publication Number Publication Date
IT1047417B true IT1047417B (it) 1980-09-10

Family

ID=9143246

Family Applications (1)

Application Number Title Priority Date Filing Date
IT6933275A IT1047417B (it) 1974-09-19 1975-09-18 Procedimento per la reticolazione..espansione ed estrusione di schiuma di polietilene

Country Status (10)

Country Link
AT (1) AT346602B (de)
BE (1) BE833641A (de)
BR (1) BR7506035A (de)
CH (1) CH609074A5 (de)
DE (1) DE2541273A1 (de)
ES (1) ES441110A1 (de)
FR (1) FR2285421A1 (de)
GB (1) GB1507328A (de)
IT (1) IT1047417B (de)
NL (1) NL7511129A (de)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2134527B (en) * 1983-02-04 1986-03-12 Smith H R Cross-linked foamed thermoplastics
US4714716A (en) * 1984-11-16 1987-12-22 The Dow Chemical Company Lightly crosslinked linear olefinic polymer foams and process for making
US4605682A (en) * 1985-02-04 1986-08-12 The Dow Chemical Company Lightly crosslinked polyethylene polystyrene blend foams and process for making

Also Published As

Publication number Publication date
DE2541273A1 (de) 1976-04-08
FR2285421A1 (fr) 1976-04-16
AT346602B (de) 1978-11-27
BE833641A (fr) 1976-01-16
BR7506035A (pt) 1976-08-03
CH609074A5 (en) 1979-02-15
ES441110A1 (es) 1977-03-16
NL7511129A (nl) 1976-03-23
FR2285421B1 (de) 1976-12-31
GB1507328A (en) 1978-04-12
ATA717775A (de) 1978-03-15

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