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 moleculaireeleveInfo
- 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
Links
- -1 POLYETHYLENE Polymers 0.000 title 2
- 239000004698 Polyethylene Substances 0.000 title 2
- 229920000573 polyethylene Polymers 0.000 title 2
- 239000007787 solid Substances 0.000 title 1
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)
- Paints Or Removers (AREA)
- Processes Of Treating Macromolecular Substances (AREA)
- Fertilizers (AREA)
- Extrusion Moulding Of Plastics Or The Like (AREA)
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 (enExample) |
| DE (1) | DE1940686C3 (enExample) |
| FR (1) | FR2056681A5 (enExample) |
| GB (1) | GB1310260A (enExample) |
Families Citing this family (17)
| 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 |
| EP0474889B1 (en) * | 1990-04-10 | 1998-01-07 | Mitsui Petrochemical Industries, Ltd. | Process for thermal degradation of polymer |
| 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 |
| CA3229291A1 (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 |
| CN108779398B (zh) | 2016-02-13 | 2022-03-01 | 绿色颂歌再生科技有限公司 | 具有蜡添加剂的聚合物改性沥青 |
| WO2017161463A1 (en) | 2016-03-24 | 2017-09-28 | Greenmantra Recycling Technologies Ltd. | Wax as a melt flow modifier and processing aid for polymers |
| AU2017333737B2 (en) | 2016-09-29 | 2022-01-13 | Greenmantra Recycling Technologies Ltd. | Reactor for treating polystyrene material |
| DE102018112016B4 (de) | 2018-05-18 | 2022-04-28 | Edl Anlagenbau Gesellschaft Mbh | Vorrichtung und Verfahren zur thermischen Depolymerisation von polyolefinischen Kunststoffen |
| JP2021525816A (ja) | 2018-05-31 | 2021-09-27 | 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 | 解重合ポリスチレンを介して得られるスチレン系ポリマーの使用 |
| 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 Ind 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 |
Family Cites Families (4)
| 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 (enExample) * | 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 |
-
0
- BE BE754562D patent/BE754562A/xx not_active IP Right Cessation
-
1969
- 1969-08-09 DE DE19691940686 patent/DE1940686C3/de not_active Expired
-
1970
- 1970-08-06 FR FR7029058A patent/FR2056681A5/fr not_active Expired
- 1970-08-07 GB GB3817970A patent/GB1310260A/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| DE1940686B2 (de) | 1978-10-19 |
| DE1940686C3 (de) | 1982-06-03 |
| GB1310260A (en) | 1973-03-14 |
| FR2056681A5 (enExample) | 1971-05-14 |
| DE1940686A1 (de) | 1971-02-25 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| RE | Patent lapsed |
Owner name: BADISCHE ANILIN- & SODAFABRIK A.G. Effective date: 19890831 |