DE2257917C3 - Verfahren zur Aufarbeitung von Polyäthylenwachsen - Google Patents

Verfahren zur Aufarbeitung von Polyäthylenwachsen

Info

Publication number
DE2257917C3
DE2257917C3 DE2257917A DE2257917A DE2257917C3 DE 2257917 C3 DE2257917 C3 DE 2257917C3 DE 2257917 A DE2257917 A DE 2257917A DE 2257917 A DE2257917 A DE 2257917A DE 2257917 C3 DE2257917 C3 DE 2257917C3
Authority
DE
Germany
Prior art keywords
steam
wax
polymerization
compounds
contact
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
DE2257917A
Other languages
German (de)
English (en)
Other versions
DE2257917B2 (de
DE2257917A1 (de
Inventor
Manfred Dipl.-Chem. Dr. 8900 Augsburg Engelmann
Rolf Dipl.- Ing. 8901 Ottmarshausen Hoeltermann
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.)
Hoechst AG
Original Assignee
Hoechst 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 Hoechst AG filed Critical Hoechst AG
Priority to DE2257917A priority Critical patent/DE2257917C3/de
Priority to IN2529/CAL/73A priority patent/IN138826B/en
Priority to GB5382973A priority patent/GB1444736A/en
Priority to NL7315870A priority patent/NL7315870A/xx
Priority to CA186,518A priority patent/CA1008596A/en
Priority to IT7331672A priority patent/IT1001929B/it
Priority to FR7341790A priority patent/FR2207930B1/fr
Priority to BE138185A priority patent/BE807820A/xx
Publication of DE2257917A1 publication Critical patent/DE2257917A1/de
Priority to ZA738935A priority patent/ZA738935B/xx
Publication of DE2257917B2 publication Critical patent/DE2257917B2/de
Application granted granted Critical
Publication of DE2257917C3 publication Critical patent/DE2257917C3/de
Expired legal-status Critical Current

Links

Classifications

    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08FMACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
    • C08F6/00Post-polymerisation treatments
    • C08F6/02Neutralisation 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)
DE2257917A 1972-11-25 1972-11-25 Verfahren zur Aufarbeitung von Polyäthylenwachsen Expired DE2257917C3 (de)

Priority Applications (9)

Application Number Priority Date Filing Date Title
DE2257917A DE2257917C3 (de) 1972-11-25 1972-11-25 Verfahren zur Aufarbeitung von Polyäthylenwachsen
IN2529/CAL/73A IN138826B (enExample) 1972-11-25 1973-11-16
NL7315870A NL7315870A (enExample) 1972-11-25 1973-11-20
GB5382973A GB1444736A (en) 1972-11-25 1973-11-20 Process for the manufacture of olefin polymer waxes
CA186,518A CA1008596A (en) 1972-11-25 1973-11-22 Process for the manufacture of polyolefin waxes
IT7331672A IT1001929B (it) 1972-11-25 1973-11-22 Processo per la produzione di cere poliolefiniche
FR7341790A FR2207930B1 (enExample) 1972-11-25 1973-11-23
BE138185A BE807820A (fr) 1972-11-25 1973-11-26 Procede de preparation de cires a base de polyolefines
ZA738935A ZA738935B (en) 1972-11-25 1974-09-23 Process for the manufacture of polyolefin waxes

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2257917A DE2257917C3 (de) 1972-11-25 1972-11-25 Verfahren zur Aufarbeitung von Polyäthylenwachsen

Publications (3)

Publication Number Publication Date
DE2257917A1 DE2257917A1 (de) 1974-06-06
DE2257917B2 DE2257917B2 (de) 1978-05-24
DE2257917C3 true DE2257917C3 (de) 1979-01-25

Family

ID=5862748

Family Applications (1)

Application Number Title Priority Date Filing Date
DE2257917A Expired DE2257917C3 (de) 1972-11-25 1972-11-25 Verfahren zur Aufarbeitung von Polyäthylenwachsen

Country Status (9)

Country Link
BE (1) BE807820A (enExample)
CA (1) CA1008596A (enExample)
DE (1) DE2257917C3 (enExample)
FR (1) FR2207930B1 (enExample)
GB (1) GB1444736A (enExample)
IN (1) IN138826B (enExample)
IT (1) IT1001929B (enExample)
NL (1) NL7315870A (enExample)
ZA (1) ZA738935B (enExample)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE10335735A1 (de) * 2003-08-05 2005-02-24 Daimlerchrysler Ag Verfahren zur Wiederaufbereitung eines Wachsmodellwerkstoffes

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4244838A (en) 1979-06-25 1981-01-13 The Dow Chemical Company High efficiency catalyst for polymerizing olefins
US4246383A (en) 1979-06-25 1981-01-20 The Dow Chemical Company Process for polymerizing olefins in the presence of a catalyst prepared from an organomagnesium component which does not reduce TiCl4
US4496660A (en) * 1980-10-01 1985-01-29 The Dow Chemical Company Catalyst prepared from organo-magnesium compound; oxygen- or nitrogen-containing compound; halide source; transition metal compound and reducing agent
US4434282A (en) 1982-10-04 1984-02-28 The Dow Chemical Company Process for polymerizing olefins
US5045612A (en) * 1990-04-18 1991-09-03 The Dow Chemical Company Catalyst and process for polymerizing olefins
US5114897A (en) * 1990-04-18 1992-05-19 The Dow Chemical Company Catalyst and process for polymerizing olefins
USH1303H (en) 1990-05-24 1994-04-05 Shell Oil Company Removal of nickel catalyst from polymer solutions by water addition and centrifugation
US5212285A (en) * 1990-06-14 1993-05-18 Shell Oil Company Removal of hydrogenation catalyst from polymer solutions by catalyzed precipitation
US5242961A (en) * 1992-05-28 1993-09-07 Shell Oil Company Color prevention in titanium catalyzed hydrogenated diene polymers

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3658774A (en) * 1969-11-17 1972-04-25 Du Pont Reducing catalyst precipitation during polymer isolation

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE10335735A1 (de) * 2003-08-05 2005-02-24 Daimlerchrysler Ag Verfahren zur Wiederaufbereitung eines Wachsmodellwerkstoffes

Also Published As

Publication number Publication date
IN138826B (enExample) 1976-04-03
FR2207930A1 (enExample) 1974-06-21
NL7315870A (enExample) 1974-05-28
IT1001929B (it) 1976-04-30
GB1444736A (en) 1976-08-04
BE807820A (fr) 1974-05-27
DE2257917B2 (de) 1978-05-24
DE2257917A1 (de) 1974-06-06
FR2207930B1 (enExample) 1977-08-12
ZA738935B (en) 1974-11-27
CA1008596A (en) 1977-04-12

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Legal Events

Date Code Title Description
C3 Grant after two publication steps (3rd publication)
8339 Ceased/non-payment of the annual fee