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)
  • Extrusion Moulding Of Plastics Or The Like (AREA)
  • Fertilizers (AREA)
  • Processes Of Treating Macromolecular Substances (AREA)
  • Paints Or Removers (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 (https=)
DE (1) DE1940686C3 (https=)
FR (1) FR2056681A5 (https=)
GB (1) GB1310260A (https=)

Families Citing this family (18)

* 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
DE69128579T2 (de) * 1990-04-10 1998-05-28 Mitsui Petrochemical Ind Verfahren zum thermischen abbau von polymeren
DE4437754A1 (de) * 1994-10-21 1996-04-25 Basf Ag Verfahren zum thermomechanischen Abbau von Polyolefinen
RU2135521C1 (ru) * 1997-08-19 1999-08-27 Гарифуллин Фарид Исхакович Способ получения низкомолекулярных полиолефинов
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
WO2014110644A1 (en) 2013-01-17 2014-07-24 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
JP6880051B2 (ja) 2016-02-13 2021-06-02 グリーンマントラ リサイクリング テクノロジーズ リミテッド ワックス添加剤を含むポリマー改質アスファルト
BR112018068992B1 (pt) 2016-03-24 2023-01-31 Greenmantra Recycling Technologies Ltd Método para produzir um polímero modificado com um índice de fluidez melhorado a partir de uma cera despolimerizada
JP7071346B2 (ja) 2016-09-29 2022-05-18 グリーンマントラ リサイクリング テクノロジーズ リミテッド ポリスチレン材料を処理するための反応器
WO2019104430A1 (en) 2017-11-28 2019-06-06 Greenmantra Recycling Technologies Ltd. Encapsulation of modifiers in depolymerized products
DE102018112016B4 (de) 2018-05-18 2022-04-28 Edl Anlagenbau Gesellschaft Mbh Vorrichtung und Verfahren zur thermischen Depolymerisation von polyolefinischen Kunststoffen
EP3807361A4 (en) 2018-05-31 2022-03-16 GreenMantra Recycling Technologies Ltd USE OF STYRENE POLYMERS FROM DEPOLYMERIZED POLYSTYRENE
US10723858B2 (en) 2018-09-18 2020-07-28 Greenmantra Recycling Technologies Ltd. Method for purification of depolymerized polymers using supercritical fluid extraction
CA3248910A1 (en) * 2024-01-30 2025-10-31 Megh Indústria E Comêrcio Ltda. Process for preparing polyethylene and polypropylene polyolefin waxes by thermal depolymerization of polyethylene and polypropylene thermoplastic resins having characteristics of accelerated biodegradability
CN118878968A (zh) * 2024-08-30 2024-11-01 广东泰利新材料科技有限公司 用于热稳定剂的抗高温聚乙烯蜡及其制备方法

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
NL297178A (https=) * 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
DE1940686C3 (de) 1982-06-03
DE1940686B2 (de) 1978-10-19
FR2056681A5 (https=) 1971-05-14
DE1940686A1 (de) 1971-02-25
GB1310260A (en) 1973-03-14

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Legal Events

Date Code Title Description
RE Patent lapsed

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

Effective date: 19890831