AT371484B - Verfahren zum vermindern des gehaltes an katalysatorrueckstaenden - Google Patents

Verfahren zum vermindern des gehaltes an katalysatorrueckstaenden

Info

Publication number
AT371484B
AT371484B AT0344280A AT344280A AT371484B AT 371484 B AT371484 B AT 371484B AT 0344280 A AT0344280 A AT 0344280A AT 344280 A AT344280 A AT 344280A AT 371484 B AT371484 B AT 371484B
Authority
AT
Austria
Prior art keywords
reducing
content
catalyst residues
residues
catalyst
Prior art date
Application number
AT0344280A
Other languages
English (en)
Other versions
ATA344280A (de
Inventor
Drusco Giovanni Di
Roberto Rinaldi
Gabriele Govoni
Original Assignee
Montedison 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 Montedison Spa filed Critical Montedison Spa
Publication of ATA344280A publication Critical patent/ATA344280A/de
Application granted granted Critical
Publication of AT371484B publication Critical patent/AT371484B/de

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)
  • Catalysts (AREA)
  • Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
  • Production Of Liquid Hydrocarbon Mixture For Refining Petroleum (AREA)
  • Drying Of Solid Materials (AREA)
  • Transition And Organic Metals Composition Catalysts For Addition Polymerization (AREA)
AT0344280A 1979-07-02 1980-07-01 Verfahren zum vermindern des gehaltes an katalysatorrueckstaenden AT371484B (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT24033/79A IT1121993B (it) 1979-07-02 1979-07-02 Procedimento migliorato per l'essiccamento di materiali incoerenti

Publications (2)

Publication Number Publication Date
ATA344280A ATA344280A (de) 1982-11-15
AT371484B true AT371484B (de) 1983-06-27

Family

ID=11211592

Family Applications (1)

Application Number Title Priority Date Filing Date
AT0344280A AT371484B (de) 1979-07-02 1980-07-01 Verfahren zum vermindern des gehaltes an katalysatorrueckstaenden

Country Status (17)

Country Link
US (1) US4332933A (de)
JP (1) JPS5620981A (de)
AT (1) AT371484B (de)
AU (1) AU538417B2 (de)
BE (1) BE884110A (de)
BR (1) BR8004120A (de)
CA (1) CA1139047A (de)
DE (1) DE3025051A1 (de)
ES (1) ES8104871A1 (de)
FI (1) FI68123C (de)
FR (1) FR2460966B1 (de)
GB (1) GB2053237B (de)
IT (1) IT1121993B (de)
MX (1) MX155162A (de)
NL (1) NL8003748A (de)
NO (1) NO155141C (de)
ZA (1) ZA803949B (de)

Families Citing this family (26)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3206259C2 (de) * 1982-02-20 1985-03-21 Union Rheinische Braunkohlen Kraftstoff AG, 5000 Köln Vorrichtung und Verfahren zum Trocknen von pulverförmigen und agglomerierten Feststoffen
JPS6056540A (ja) * 1983-09-09 1985-04-02 岡部　昌明 ペ−パ−コアによる芯材の製造方法
US4731438A (en) * 1986-12-30 1988-03-15 Union Carbide Corporation Water treatment method for resin in a purge vessel
US4758654A (en) * 1987-04-28 1988-07-19 Union Carbide Corporation Method for treating resin in a purge vessel
JPH01217176A (ja) * 1988-02-26 1989-08-30 Okawara Mfg Co Ltd 固体に含まれた溶剤の除去方法
US5243005A (en) * 1988-09-07 1993-09-07 Mitsui Petrochemical Industries, Ltd. Process for producing cycloolefin random copolymers
CA1339182C (en) * 1988-09-07 1997-07-29 Takashi Hayashi Process for producing cycloolefin random copolymers
DE69119516T2 (de) * 1990-08-28 1996-10-02 Basf Corp Verfahren und Einrichtung zur Erhöhung der Grösse des Ammoniumsulfats
US5191062A (en) * 1991-09-27 1993-03-02 Union Carbide Chemicals & Plastics Technology Corporation Steam purging of granular epdm resins
US5376742A (en) * 1993-09-23 1994-12-27 Quantum Chemical Corporation Monomer recovery in gas phase fluid bed olefin polymerization
DE19709553A1 (de) * 1997-03-07 1998-09-10 Targor Gmbh Verfahren zur Desodorierung von Polyolefingranulaten
US5980601A (en) * 1997-04-14 1999-11-09 Basf Corporation Anti-caking solids
US5820787A (en) * 1997-04-14 1998-10-13 Basf Corporation Process for dust suppression in solids
US6015445A (en) * 1997-04-14 2000-01-18 Basf Corporation Anti-caking solids
US5855816A (en) * 1997-04-14 1999-01-05 Basf Corporation Dust suppression in solids
US5885320A (en) * 1997-04-14 1999-03-23 Basf Corporation Anti-caking process
DE19938574A1 (de) * 1999-08-17 2001-02-22 Stockhausen Chem Fab Gmbh Verfahren und Vorrichtung zur Entfernung von Sauerstoff aus wässrigen Monomerenlösungen
JP4501753B2 (ja) * 2005-04-05 2010-07-14 Ｄｉｃ株式会社 静電荷像現像用トナーの製造方法
JP2009545644A (ja) * 2006-08-03 2009-12-24 バーゼル・ポリオレフィン・ゲーエムベーハー ポリオレフィンの仕上げ処理方法
JP2010514870A (ja) * 2006-12-29 2010-05-06 バーゼル・ポリオレフィン・イタリア・ソチエタ・ア・レスポンサビリタ・リミタータ ポリオレフィンの仕上げ処理方法
BRPI0923892B1 (pt) 2008-12-30 2019-10-08 Basell Poliolefine Italia S.R.L. Processo para o tratamento de partículas de polímero com vapor d’água em um vaso de vapor a jusante de um processo de polimerização
EP2460833B1 (de) * 2010-11-08 2019-05-15 EMS-Patent AG Verfahren zur Reinigung von Polymergranulat
US9382348B2 (en) * 2013-11-13 2016-07-05 Chevron Phillips Chemical Company Lp System and method for polymerization
JP6592953B2 (ja) * 2015-05-12 2019-10-23 株式会社Ｉｈｉ 加熱ユニット、および、乾燥システム
WO2018052836A1 (en) 2016-09-16 2018-03-22 W.R. Grace & Co.-Conn. Process for efficient polymer particle purging
EP3647328B1 (de) * 2018-10-31 2023-09-06 Borealis AG Reduzierung der voc- und nebelwerte von polypropylenqualitäten durch belüftung

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3127385A (en) * 1957-01-10 1964-03-31 Method of producing substantially
US3122528A (en) * 1962-01-31 1964-02-25 Phillips Petroleum Co Recovery of volatile materials from flotable solids
FR1392774A (fr) * 1963-03-22 1965-03-19 Eastman Kodak Co Procédé pour rendre inertes les résidus des catalyseurs de polymérisation halogénés
US3296240A (en) * 1963-05-03 1967-01-03 Dow Chemical Co Recovery of alpha-olefin polymers from solution
US3337422A (en) * 1964-06-18 1967-08-22 Colton John White Solvent recovery from polymeric solution with steam stripping and alkaline earth hydroxide additive
BE759962A (fr) * 1969-12-08 1971-06-07 Exxon Research Engineering Co Procede de polymerisation
ZA71660B (en) * 1970-02-18 1971-10-27 Snam Progetti Process for recovering polymers from organic solutions
NL160286C (de) * 1971-06-25
DE2224558B2 (de) * 1972-05-19 1979-02-22 Basf Ag, 6700 Ludwigshafen Verfahren zur Verminderung des aus Katalysatorbestandteilen stammenden Halogengehalts in kleinteiligen Polyolefinen
JPS5231269B2 (de) * 1974-06-13 1977-08-13
DE2451988A1 (de) * 1974-11-02 1976-05-06 Peters Ag Claudius Verfahren und vorrichtung zur verringerung des restmonomergehaltes von pulverund/oder granulatfoermigen polymerisationsprodukten
IT1054410B (it) * 1975-11-21 1981-11-10 Mitsui Petrochemical Ind Catalizzatori per la polimerizzazione delle alfa olefine
US4180636A (en) * 1976-06-24 1979-12-25 Showa Denko Kabushiki Kaisha Process for polymerizing or co-polymerizing propylene
JPS543258A (en) * 1977-06-10 1979-01-11 Hitachi Ltd Method and apparatus for coating glass on thick film capacitor

Also Published As

Publication number Publication date
NO155141B (no) 1986-11-10
BE884110A (fr) 1981-01-05
FR2460966A1 (fr) 1981-01-30
US4332933A (en) 1982-06-01
NO155141C (no) 1987-02-18
ZA803949B (en) 1981-07-29
NO801944L (no) 1981-01-05
IT1121993B (it) 1986-04-23
CA1139047A (en) 1983-01-04
AU5976080A (en) 1981-01-15
GB2053237A (en) 1981-02-04
ES492966A0 (es) 1981-05-16
AU538417B2 (en) 1984-08-16
FR2460966B1 (fr) 1985-10-18
FI802055A (fi) 1981-01-03
FI68123C (fi) 1985-07-10
NL8003748A (nl) 1981-01-06
ATA344280A (de) 1982-11-15
DE3025051C2 (de) 1992-06-11
JPS5620981A (en) 1981-02-27
GB2053237B (en) 1983-01-19
ES8104871A1 (es) 1981-05-16
FI68123B (fi) 1985-03-29
BR8004120A (pt) 1981-01-21
IT7924033A0 (it) 1979-07-02
DE3025051A1 (de) 1981-01-08
MX155162A (es) 1988-02-01

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Legal Events

Date Code Title Description
ELJ Ceased due to non-payment of the annual fee
ELA Expired due to lapse of time