FR2056681A5 - - Google Patents

Info

Publication number
FR2056681A5
FR2056681A5 FR7029058A FR7029058A FR2056681A5 FR 2056681 A5 FR2056681 A5 FR 2056681A5 FR 7029058 A FR7029058 A FR 7029058A FR 7029058 A FR7029058 A FR 7029058A FR 2056681 A5 FR2056681 A5 FR 2056681A5
Authority
FR
France
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
FR7029058A
Other languages
French (fr)
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.)
BASF SE
Original Assignee
BASF SE
Badische Anilin and Sodafabrik 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 SE, Badische Anilin and Sodafabrik AG filed Critical BASF SE
Application granted granted Critical
Publication of FR2056681A5 publication Critical patent/FR2056681A5/fr
Expired legal-status Critical Current

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)
  • Processes Of Treating Macromolecular Substances (AREA)
  • Paints Or Removers (AREA)
  • Fertilizers (AREA)
  • Extrusion Moulding Of Plastics Or The Like (AREA)
FR7029058A 1969-08-09 1970-08-06 Expired FR2056681A5 (enrdf_load_stackoverflow)

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
FR2056681A5 true FR2056681A5 (enrdf_load_stackoverflow) 1971-05-14

Family

ID=5742438

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7029058A Expired FR2056681A5 (enrdf_load_stackoverflow) 1969-08-09 1970-08-06

Country Status (4)

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

Families Citing this family (16)

* 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
WO1991015521A1 (fr) * 1990-04-10 1991-10-17 Mitsui Petrochemical Industries, Ltd. Procede de decomposition thermique d'un polymere
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
US10000715B2 (en) 2013-01-17 2018-06-19 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
CA3013953A1 (en) 2016-02-13 2017-08-17 Greenmantra Recycling Technologies Ltd. Polymer-modified asphalt with wax additive
CN108884264A (zh) 2016-03-24 2018-11-23 绿色颂歌再生科技有限公司 作为用于聚合物的熔体流动改性剂和加工助剂的蜡
CN109790319B (zh) 2016-09-29 2022-02-25 绿色颂歌再生科技有限公司 用于处理聚苯乙烯材料的反应器
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
US20250243365A1 (en) * 2024-01-30 2025-07-31 Megh Industria E Comercio 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

Citations (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
GB1011950A (en) * 1961-08-28 1965-12-01 Phillips Petroleum Co Visbreaking of polyolefins
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
GB1042178A (en) * 1962-08-31 1966-09-14 Basf Ag Narrowing the molecular weight distribution of polyolefins

Patent Citations (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
GB1011950A (en) * 1961-08-28 1965-12-01 Phillips Petroleum Co Visbreaking of polyolefins
GB1042178A (en) * 1962-08-31 1966-09-14 Basf Ag Narrowing the molecular weight distribution of polyolefins
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
DE1940686B2 (de) 1978-10-19
DE1940686C3 (de) 1982-06-03
GB1310260A (en) 1973-03-14
BE754562A (fr) 1971-02-08
DE1940686A1 (de) 1971-02-25

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Legal Events

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