BE754562A - Procede de preparation continue de polyethylene cireux a bas poids moleculaire a partir de polyethylene solide a poids moleculaireeleve - Google Patents

Procede de preparation continue de polyethylene cireux a bas poids moleculaire a partir de polyethylene solide a poids moleculaireeleve

Info

Publication number
BE754562A
BE754562A BE754562DA BE754562A BE 754562 A BE754562 A BE 754562A BE 754562D A BE754562D A BE 754562DA BE 754562 A BE754562 A BE 754562A
Authority
BE
Belgium
Prior art keywords
molecular weight
polyethylene
continuous preparation
waxy
high molecular
Prior art date
Application number
Other languages
English (en)
French (fr)
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.)
Publication date
Publication of BE754562A publication Critical patent/BE754562A/xx

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
    • C08F8/00—Chemical modification by after-treatment
    • C08F8/50—Partial depolymerisation

Landscapes

  • Chemical & Material Sciences (AREA)
  • General 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)
  • Fertilizers (AREA)
  • Paints Or Removers (AREA)
  • Processes Of Treating Macromolecular Substances (AREA)
  • Extrusion Moulding Of Plastics Or The Like (AREA)
BE754562D 1969-08-09 Procede de preparation continue de polyethylene cireux a bas poids moleculaire a partir de polyethylene solide a poids moleculaireeleve BE754562A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19691940686 DE1940686C3 (de) 1969-08-09 1969-08-09 Verfahren zum kontinuierlichen Herstellen von wachsartigem, niedermolekularem Polyäthylen aus festem, hochmolekularem Polyäthylen

Publications (1)

Publication Number Publication Date
BE754562A true BE754562A (fr) 1971-02-08

Family

ID=5742438

Family Applications (1)

Application Number Title Priority Date Filing Date
BE754562D BE754562A (fr) 1969-08-09 Procede de preparation continue de polyethylene cireux a bas poids moleculaire a partir de polyethylene solide a poids moleculaireeleve

Country Status (4)

Country Link
BE (1) BE754562A (de)
DE (1) DE1940686C3 (de)
FR (1) FR2056681A5 (de)
GB (1) GB1310260A (de)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3003768A1 (de) * 1980-02-01 1981-08-06 Ljudmila Konstantinovna Ašichmina Verfahren zur kontinuierlichen herstellung von polyolefinwachs
GB2136437A (en) * 1983-03-07 1984-09-19 Rinne K T I Kabushiki Kaisha Method and equipment for manufacturing paraffin wax-like substances
FR2613721B1 (fr) * 1987-04-07 1992-03-06 Gensac Patrice Procede de fabrication de cires artificielles
KR940005544B1 (ko) * 1990-04-10 1994-06-20 미쓰이세끼유 가가꾸고오교오 가부시끼가이샤 폴리머의 열분해 방법
DE4437754A1 (de) * 1994-10-21 1996-04-25 Basf Ag Verfahren zum thermomechanischen Abbau von Polyolefinen
US8664458B2 (en) * 2010-07-15 2014-03-04 Greenmantra Recycling Technologies Ltd. Method for producing waxes and grease base stocks through catalytic depolymerisation of waste plastics
CA3129563C (en) 2013-01-17 2024-03-26 Greenmantra Recycling Technologies Ltd. Catalytic depolymerisation of polymeric materials
US10472487B2 (en) 2015-12-30 2019-11-12 Greenmantra Recycling Technologies Ltd. Reactor for continuously treating polymeric material
EP3414302B1 (de) 2016-02-13 2022-06-22 GreenMantra Recycling Technologies Ltd Polymermodifizierter asphalt mit wachsadditiv
WO2017161463A1 (en) 2016-03-24 2017-09-28 Greenmantra Recycling Technologies Ltd. Wax as a melt flow modifier and processing aid for polymers
EP3519487A4 (de) 2016-09-29 2020-07-29 GreenMantra Recycling Technologies Ltd Reaktor zur behandlung von polystyrolmaterial
DE102018112016B4 (de) 2018-05-18 2022-04-28 Edl Anlagenbau Gesellschaft Mbh Vorrichtung und Verfahren zur thermischen Depolymerisation von polyolefinischen Kunststoffen
US10723858B2 (en) 2018-09-18 2020-07-28 Greenmantra Recycling Technologies Ltd. Method for purification of depolymerized polymers using supercritical fluid extraction

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3087922A (en) * 1958-05-13 1963-04-30 Phillips Petroleum Co Method and apparatus for pyrolyzing polymers
US3248469A (en) * 1961-08-28 1966-04-26 Phillips Petroleum Co High shear visbreaking method and apparatus
BE636816A (de) * 1962-08-31 1900-01-01
FR1457575A (fr) * 1965-05-11 1966-01-24 Leuna Werke Veb Procédé pour la fabrication de polymérisats d'éthylène et de polymérisats mixtes d'éthylène à faible poids moléculaire et à consistance cireuse ainsi que les polymérisats conformes à ceux obtenus par ledit procédé

Also Published As

Publication number Publication date
GB1310260A (en) 1973-03-14
DE1940686A1 (de) 1971-02-25
DE1940686B2 (de) 1978-10-19
FR2056681A5 (de) 1971-05-14
DE1940686C3 (de) 1982-06-03

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Legal Events

Date Code Title Description
RE Patent lapsed

Owner name: BADISCHE ANILIN- & SODAFABRIK A.G.

Effective date: 19890831