ES385266A1 - Procedimiento y aparato para la obtencion de polietileno dealta densidad purificado. - Google Patents

Procedimiento y aparato para la obtencion de polietileno dealta densidad purificado.

Info

Publication number
ES385266A1
ES385266A1 ES385266A ES385266A ES385266A1 ES 385266 A1 ES385266 A1 ES 385266A1 ES 385266 A ES385266 A ES 385266A ES 385266 A ES385266 A ES 385266A ES 385266 A1 ES385266 A1 ES 385266A1
Authority
ES
Spain
Prior art keywords
polymer
column
hydrocarbon
catalytic
alcohol
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
ES385266A
Other languages
English (en)
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 ES385266A1 publication Critical patent/ES385266A1/es
Expired legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
    • C08F6/00—Post-polymerisation treatments
    • C08F6/02—Neutralisation of the polymerisation mass, e.g. killing the catalyst also removal of catalyst residues

Landscapes

  • Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
  • Transition And Organic Metals Composition Catalysts For Addition Polymerization (AREA)
ES385266A 1969-11-07 1970-11-06 Procedimiento y aparato para la obtencion de polietileno dealta densidad purificado. Expired ES385266A1 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT2410869 1969-11-07

Publications (1)

Publication Number Publication Date
ES385266A1 true ES385266A1 (es) 1973-04-01

Family

ID=11212010

Family Applications (1)

Application Number Title Priority Date Filing Date
ES385266A Expired ES385266A1 (es) 1969-11-07 1970-11-06 Procedimiento y aparato para la obtencion de polietileno dealta densidad purificado.

Country Status (14)

Country Link
US (1) US3689473A (es)
JP (2) JPS5228096B1 (es)
BE (1) BE758416A (es)
CA (1) CA976299A (es)
DE (1) DE2050911B2 (es)
ES (1) ES385266A1 (es)
FR (1) FR2068946A5 (es)
GB (1) GB1325473A (es)
LU (1) LU62010A1 (es)
NL (1) NL7016316A (es)
PL (1) PL83055B1 (es)
SU (1) SU575033A3 (es)
TR (1) TR18639A (es)
YU (1) YU34306B (es)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3920624A (en) * 1974-01-14 1975-11-18 Du Pont Process for stripping residual solvent from polymer pellets and apparatus
JPS51120203A (en) * 1975-04-12 1976-10-21 Hekisa Kk Magnetic paper for memory of electronic computer
JPS53105587A (en) * 1977-02-25 1978-09-13 Sumitomo Chem Co Ltd Method of pufification of high-crystallinity polyolefin
JPS5830887B2 (ja) * 1977-11-11 1983-07-02 住友化学工業株式会社 高結晶性ポリオレフィンの精製方法

Also Published As

Publication number Publication date
SU575033A3 (ru) 1977-09-30
YU258770A (en) 1978-10-31
YU34306B (en) 1979-04-30
PL83055B1 (es) 1975-12-31
CA976299A (en) 1975-10-14
BE758416A (fr) 1971-04-16
FR2068946A5 (es) 1971-09-03
LU62010A1 (es) 1971-05-10
GB1325473A (en) 1973-08-01
DE2050911B2 (de) 1972-11-30
JPS5228096B1 (es) 1977-07-25
DE2050911A1 (de) 1971-05-19
US3689473A (en) 1972-09-05
TR18639A (tr) 1977-05-17
NL7016316A (es) 1971-05-11
JPS5136310B1 (es) 1976-10-07

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