BE807956A - Procede de traitement de polyolefines finement divisees - Google Patents

Procede de traitement de polyolefines finement divisees

Info

Publication number
BE807956A
BE807956A BE138290A BE138290A BE807956A BE 807956 A BE807956 A BE 807956A BE 138290 A BE138290 A BE 138290A BE 138290 A BE138290 A BE 138290A BE 807956 A BE807956 A BE 807956A
Authority
BE
Belgium
Prior art keywords
finally divided
divided polyolefins
treating finally
treating
polyolefins
Prior art date
Application number
BE138290A
Other languages
English (en)
Original Assignee
Basf Ag
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 Basf Ag filed Critical Basf Ag
Publication of BE807956A publication Critical patent/BE807956A/fr

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
    • 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
    • C08F8/00—Chemical modification by after-treatment

Landscapes

  • Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
  • Processing And Handling Of Plastics And Other Materials For Molding In General (AREA)
  • Processes Of Treating Macromolecular Substances (AREA)
  • Investigating Or Analyzing Materials Using Thermal Means (AREA)
BE138290A 1972-11-29 1973-11-29 Procede de traitement de polyolefines finement divisees BE807956A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2258345A DE2258345C3 (de) 1972-11-29 1972-11-29 Verfahren zur Aufbereitung von kleinteiligem, durch Gasphasen-Polymerisation mittels Ziegler-Natta-Katalysatoren gewonnenem Polypropylen

Publications (1)

Publication Number Publication Date
BE807956A true BE807956A (fr) 1974-05-29

Family

ID=5862972

Family Applications (1)

Application Number Title Priority Date Filing Date
BE138290A BE807956A (fr) 1972-11-29 1973-11-29 Procede de traitement de polyolefines finement divisees

Country Status (13)

Country Link
US (1) US3925341A (fr)
JP (1) JPS5649923B2 (fr)
AR (1) AR199708A1 (fr)
AT (1) AT322201B (fr)
BE (1) BE807956A (fr)
BR (1) BR7309353D0 (fr)
DE (1) DE2258345C3 (fr)
ES (1) ES420977A1 (fr)
FR (1) FR2207939B1 (fr)
GB (1) GB1442388A (fr)
IT (1) IT1001796B (fr)
NL (1) NL179137C (fr)
NO (1) NO137279C (fr)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5415313B2 (fr) * 1974-04-30 1979-06-13
JPS5254790A (en) * 1975-10-30 1977-05-04 Mitsubishi Chem Ind Ltd Process for preparing stabilized polyolefins
JPS5556103A (en) * 1978-10-20 1980-04-24 Hitachi Ltd Removal of volatile substance from polymer
DE3108326A1 (de) * 1981-03-05 1982-09-16 Northern Natural Gas Co., 68102 Omaha, Nebr. "verfahren zur verringerung des halogengehalts eines teilchenfoermigen polyolefins"
US4540538A (en) * 1981-10-08 1985-09-10 Union Carbide Corporation Anti-block compounds for extrusion of transition metal catalyzed resins
DE3312152A1 (de) * 1983-04-02 1984-10-04 Basf Ag, 6700 Ludwigshafen Verfahren zur aufbereitung von kleinteiligen, durch polymerisation mittels halogen enthaltender ziegler-natta-katalysatoren gewonnenen polyolefinen
US4958006A (en) * 1988-06-28 1990-09-18 Union Carbide Chemicals And Plastics Inc. Fluidized bed product discharge process
DE3838491A1 (de) * 1988-11-12 1990-05-17 Basf Ag Verfahren zur herstellung von ethylenpolymerisaten mittels eines ziegler-katalysatorsystems und so hergestellte ethylenpolymerisate mit vermindertem geruch
EP0735054B1 (fr) * 1995-03-27 2001-05-23 Mitsubishi Chemical Corporation Méthode de post-traitement de polyoléfines modifiées
DE102004011324B4 (de) * 2004-03-09 2023-10-19 Coperion Gmbh Verfahren und Anlage zum Entgasen von Restmonomere enthaltendem Polyolefin-Granulat
WO2008123150A1 (fr) * 2007-03-30 2008-10-16 Kuraray Co., Ltd. Pastilles de résine de poly(vinyl butyral) et leur procédé de fabrication

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3037011A (en) * 1962-05-29 Liquids
US2974132A (en) * 1955-11-19 1961-03-07 Huels Chemische Werke Ag Purification of polyethylene with alkylene oxides
DE1006156B (de) * 1955-11-19 1957-04-11 Huels Chemische Werke Ag Verfahren zum Aufarbeiten von Niederdruck-Polyolefinen
US3244688A (en) * 1962-04-16 1966-04-05 Phillips Petroleum Co Process for processing of polymers
FR1378181A (fr) * 1962-10-05 1964-11-13 Phillips Petroleum Co Procédé perfectionné d'extraction de polymérisats d'oléfines
US3258456A (en) * 1963-01-14 1966-06-28 Phillips Petroleum Co Production of polyolefin films
FR1392774A (fr) * 1963-03-22 1965-03-19 Eastman Kodak Co Procédé pour rendre inertes les résidus des catalyseurs de polymérisation halogénés
US3436386A (en) * 1965-04-16 1969-04-01 Hercules Inc Purification of polyolefins
US3520866A (en) * 1966-09-26 1970-07-21 Chevron Res Preparation of coordination catalyst type polypropylene without subsequent removal of catalyst residue
US3773743A (en) * 1969-02-03 1973-11-20 Dow Chemical Co Process for improving the color of ziegler olefin polymers

Also Published As

Publication number Publication date
AU6290673A (en) 1975-05-29
NO137279B (no) 1977-10-24
FR2207939B1 (fr) 1977-09-30
DE2258345B2 (de) 1979-07-26
NO137279C (no) 1978-02-01
US3925341A (en) 1975-12-09
JPS5649923B2 (fr) 1981-11-26
BR7309353D0 (pt) 1974-09-05
AR199708A1 (es) 1974-09-23
ES420977A1 (es) 1976-04-01
FR2207939A1 (fr) 1974-06-21
AT322201B (de) 1975-05-12
GB1442388A (en) 1976-07-14
DE2258345A1 (de) 1974-05-30
NL7316284A (fr) 1974-05-31
DE2258345C3 (de) 1980-03-27
IT1001796B (it) 1976-04-30
JPS4987782A (fr) 1974-08-22
NL179137C (nl) 1986-07-16
NL179137B (nl) 1986-02-17

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Legal Events

Date Code Title Description
RE Patent lapsed

Owner name: BASF A.G.

Effective date: 19921130