ES409253A1 - Cross-linking of ethylene polymers - Google Patents

Cross-linking of ethylene polymers

Info

Publication number
ES409253A1
ES409253A1 ES409253A ES409253A ES409253A1 ES 409253 A1 ES409253 A1 ES 409253A1 ES 409253 A ES409253 A ES 409253A ES 409253 A ES409253 A ES 409253A ES 409253 A1 ES409253 A1 ES 409253A1
Authority
ES
Spain
Prior art keywords
linking
cross
ethylene polymers
polyethylene
polymerizes
Prior art date
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
ES409253A
Other languages
Spanish (es)
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.)
SnamProgetti SpA
Original Assignee
SnamProgetti SpA
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 SnamProgetti SpA filed Critical SnamProgetti SpA
Publication of ES409253A1 publication Critical patent/ES409253A1/en
Expired legal-status Critical Current

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
    • C08J3/00—Processes of treating or compounding macromolecular substances
    • C08J3/28—Treatment by wave energy or particle radiation
    • 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
    • C08J2323/08—Copolymers of ethene

Landscapes

  • Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Processes Of Treating Macromolecular Substances (AREA)
  • Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
  • Graft Or Block Polymers (AREA)
  • Treatments Of Macromolecular Shaped Articles (AREA)

Abstract

Procedure for the production of a polyethylene that has an improved crosslinking capacity when subjected to gamma ray irradiation, characterized in that the polyethylene polymerizes in the presence of a small amount of butadiene. (Machine-translation by Google Translate, not legally binding)
ES409253A 1971-11-26 1972-11-23 Cross-linking of ethylene polymers Expired ES409253A1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT3173371A IT946108B (en) 1971-11-26 1971-11-26 MODIFIED POLYETHYLENE WITH INCREASED CROSS-LINKING PERFORMANCE BY IRRADICULATION WITH GAMMA RAYS AND PROCEDURE FOR ITS PREPARATION

Publications (1)

Publication Number Publication Date
ES409253A1 true ES409253A1 (en) 1975-12-01

Family

ID=11234289

Family Applications (1)

Application Number Title Priority Date Filing Date
ES409253A Expired ES409253A1 (en) 1971-11-26 1972-11-23 Cross-linking of ethylene polymers

Country Status (15)

Country Link
JP (1) JPS5321034B2 (en)
BE (1) BE791711A (en)
CA (1) CA1036537A (en)
CH (1) CH556362A (en)
CS (1) CS159203B2 (en)
DD (1) DD103452A5 (en)
DE (1) DE2257111A1 (en)
ES (1) ES409253A1 (en)
FR (1) FR2160937B1 (en)
GB (1) GB1378978A (en)
IT (1) IT946108B (en)
LU (1) LU66526A1 (en)
NL (1) NL7215787A (en)
RO (1) RO62463A (en)
SU (1) SU673178A3 (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS55118767U (en) * 1979-02-16 1980-08-22
US4264490A (en) * 1979-05-11 1981-04-28 Radiation Dynamics, Inc. Composition of a polyethylene and isobutylene copolymer

Also Published As

Publication number Publication date
GB1378978A (en) 1975-01-02
BE791711A (en) 1973-03-16
JPS4860746A (en) 1973-08-25
FR2160937A1 (en) 1973-07-06
FR2160937B1 (en) 1975-03-28
RO62463A (en) 1977-10-15
CA1036537A (en) 1978-08-15
DD103452A5 (en) 1974-01-20
JPS5321034B2 (en) 1978-06-30
CS159203B2 (en) 1974-12-27
NL7215787A (en) 1973-05-29
DE2257111A1 (en) 1973-05-30
LU66526A1 (en) 1973-02-01
SU673178A3 (en) 1979-07-05
CH556362A (en) 1974-11-29
IT946108B (en) 1973-05-21

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