PL444535A1 - Sposób otrzymywania proszku polietylenowego - Google Patents
Sposób otrzymywania proszku polietylenowegoInfo
- Publication number
- PL444535A1 PL444535A1 PL444535A PL44453523A PL444535A1 PL 444535 A1 PL444535 A1 PL 444535A1 PL 444535 A PL444535 A PL 444535A PL 44453523 A PL44453523 A PL 44453523A PL 444535 A1 PL444535 A1 PL 444535A1
- Authority
- PL
- Poland
- Prior art keywords
- polyethylene powder
- solution
- grain size
- butyl
- producing polyethylene
- Prior art date
Links
- 239000004698 Polyethylene Substances 0.000 title abstract 4
- -1 polyethylene Polymers 0.000 title abstract 4
- 229920000573 polyethylene Polymers 0.000 title abstract 4
- 239000000843 powder Substances 0.000 title abstract 3
- 238000004519 manufacturing process Methods 0.000 title 1
- 238000002425 crystallisation Methods 0.000 abstract 2
- 230000008025 crystallization Effects 0.000 abstract 2
- CATSNJVOTSVZJV-UHFFFAOYSA-N heptan-2-one Chemical compound CCCCCC(C)=O CATSNJVOTSVZJV-UHFFFAOYSA-N 0.000 abstract 2
- MLFHJEHSLIIPHL-UHFFFAOYSA-N isoamyl acetate Chemical compound CC(C)CCOC(C)=O MLFHJEHSLIIPHL-UHFFFAOYSA-N 0.000 abstract 2
- 238000000034 method Methods 0.000 abstract 2
- 239000003960 organic solvent Substances 0.000 abstract 2
- PGMYKACGEOXYJE-UHFFFAOYSA-N pentyl acetate Chemical compound CCCCCOC(C)=O PGMYKACGEOXYJE-UHFFFAOYSA-N 0.000 abstract 2
- BTMVHUNTONAYDX-UHFFFAOYSA-N butyl propionate Chemical compound CCCCOC(=O)CC BTMVHUNTONAYDX-UHFFFAOYSA-N 0.000 abstract 1
- 238000001816 cooling Methods 0.000 abstract 1
- 125000000959 isobutyl group Chemical group [H]C([H])([H])C([H])(C([H])([H])[H])C([H])([H])* 0.000 abstract 1
- 239000000463 material Substances 0.000 abstract 1
- 238000002156 mixing Methods 0.000 abstract 1
- 238000001556 precipitation Methods 0.000 abstract 1
- MCSINKKTEDDPNK-UHFFFAOYSA-N propyl propionate Chemical compound CCCOC(=O)CC MCSINKKTEDDPNK-UHFFFAOYSA-N 0.000 abstract 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J3/00—Processes of treating or compounding macromolecular substances
- C08J3/12—Powdering or granulating
- C08J3/14—Powdering or granulating by precipitation from solutions
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J2323/00—Characterised by the use of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Derivatives of such polymers
- C08J2323/02—Characterised by the use of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Derivatives of such polymers not modified by chemical after treatment
- C08J2323/04—Homopolymers or copolymers of ethene
- C08J2323/06—Polyethene
Landscapes
- Chemical & Material Sciences (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Processes Of Treating Macromolecular Substances (AREA)
Abstract
Przedmiotem zgłoszenia jest sposób otrzymywania proszku polietylenowego o jednorodnym uziarnieniu w trakcie jego strącania z rozpuszczalników organicznych. Sposób otrzymywania proszku polietylenowego o jednorodnym uziarnieniu podczas krystalizacji polietylenu z roztworu w rozpuszczalniku organicznym takim jak octan i-amylu, octan n-amylu, i-butynian i-butylu, propanian n-propylu, propanian n-butylu lub heptan-2-onie, charakteryzuje się tym, że w trakcie krystalizacji materiał roztworu chłodzony jest z szybkością nie większą niż 0,05°C/min w trakcie ochładzania roztworu od 110°C do 105°C, przy jednoczesnym turbulentnym mieszaniu.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| PL444535A PL444535A1 (pl) | 2023-04-24 | 2023-04-24 | Sposób otrzymywania proszku polietylenowego |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| PL444535A PL444535A1 (pl) | 2023-04-24 | 2023-04-24 | Sposób otrzymywania proszku polietylenowego |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| PL444535A1 true PL444535A1 (pl) | 2024-10-28 |
Family
ID=93289626
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| PL444535A PL444535A1 (pl) | 2023-04-24 | 2023-04-24 | Sposób otrzymywania proszku polietylenowego |
Country Status (1)
| Country | Link |
|---|---|
| PL (1) | PL444535A1 (pl) |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB571814A (en) * | 1942-03-17 | 1945-09-11 | Telegraph Constr & Maintenance | Process for the preparation of polymerised hydrocarbons in powder form |
| PL242388B1 (pl) * | 2018-11-26 | 2023-02-20 | Politechnika Slaska Im Wincent | Sposób przetwarzania odpadowych folii laminowanych zawierających polietylen, poliamid lub poli(tereftalan etylenu) |
-
2023
- 2023-04-24 PL PL444535A patent/PL444535A1/pl unknown
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB571814A (en) * | 1942-03-17 | 1945-09-11 | Telegraph Constr & Maintenance | Process for the preparation of polymerised hydrocarbons in powder form |
| PL242388B1 (pl) * | 2018-11-26 | 2023-02-20 | Politechnika Slaska Im Wincent | Sposób przetwarzania odpadowych folii laminowanych zawierających polietylen, poliamid lub poli(tereftalan etylenu) |
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