DE2524474C2 - Verfahren zur Herstellung von Hochdruckpolyäthylen - Google Patents
Verfahren zur Herstellung von HochdruckpolyäthylenInfo
- Publication number
- DE2524474C2 DE2524474C2 DE19752524474 DE2524474A DE2524474C2 DE 2524474 C2 DE2524474 C2 DE 2524474C2 DE 19752524474 DE19752524474 DE 19752524474 DE 2524474 A DE2524474 A DE 2524474A DE 2524474 C2 DE2524474 C2 DE 2524474C2
- Authority
- DE
- Germany
- Prior art keywords
- pressure
- stage
- temperature
- ethylene
- bar
- Prior art date
- 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
Links
- 238000000034 method Methods 0.000 title claims description 24
- 229920000573 polyethylene Polymers 0.000 title claims description 13
- 238000004519 manufacturing process Methods 0.000 title claims description 7
- 239000004698 Polyethylene Substances 0.000 title description 7
- -1 polyethylene Polymers 0.000 title description 7
- 238000000926 separation method Methods 0.000 claims description 39
- 229920000642 polymer Polymers 0.000 claims description 25
- VGGSQFUCUMXWEO-UHFFFAOYSA-N Ethene Chemical compound C=C VGGSQFUCUMXWEO-UHFFFAOYSA-N 0.000 claims description 23
- 239000005977 Ethylene Substances 0.000 claims description 23
- 238000006116 polymerization reaction Methods 0.000 claims description 15
- 239000011541 reaction mixture Substances 0.000 claims description 12
- 238000007334 copolymerization reaction Methods 0.000 claims description 3
- 239000000178 monomer Substances 0.000 claims description 2
- 239000000047 product Substances 0.000 description 27
- 238000006243 chemical reaction Methods 0.000 description 14
- 238000001816 cooling Methods 0.000 description 8
- 150000001875 compounds Chemical class 0.000 description 7
- 238000010438 heat treatment Methods 0.000 description 7
- 239000000155 melt Substances 0.000 description 7
- 239000000203 mixture Substances 0.000 description 7
- NBBJYMSMWIIQGU-UHFFFAOYSA-N Propionic aldehyde Chemical compound CCC=O NBBJYMSMWIIQGU-UHFFFAOYSA-N 0.000 description 4
- 239000007795 chemical reaction product Substances 0.000 description 3
- 230000008021 deposition Effects 0.000 description 3
- 230000001105 regulatory effect Effects 0.000 description 3
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 2
- ZTQSAGDEMFDKMZ-UHFFFAOYSA-N butyric aldehyde Natural products CCCC=O ZTQSAGDEMFDKMZ-UHFFFAOYSA-N 0.000 description 2
- 239000003054 catalyst Substances 0.000 description 2
- 230000003247 decreasing effect Effects 0.000 description 2
- 229920001519 homopolymer Polymers 0.000 description 2
- 229910052760 oxygen Inorganic materials 0.000 description 2
- 239000001301 oxygen Substances 0.000 description 2
- 230000003068 static effect Effects 0.000 description 2
- SMZOUWXMTYCWNB-UHFFFAOYSA-N 2-(2-methoxy-5-methylphenyl)ethanamine Chemical compound COC1=CC=C(C)C=C1CCN SMZOUWXMTYCWNB-UHFFFAOYSA-N 0.000 description 1
- NIXOWILDQLNWCW-UHFFFAOYSA-N 2-Propenoic acid Natural products OC(=O)C=C NIXOWILDQLNWCW-UHFFFAOYSA-N 0.000 description 1
- HRPVXLWXLXDGHG-UHFFFAOYSA-N Acrylamide Chemical compound NC(=O)C=C HRPVXLWXLXDGHG-UHFFFAOYSA-N 0.000 description 1
- NLHHRLWOUZZQLW-UHFFFAOYSA-N Acrylonitrile Chemical compound C=CC#N NLHHRLWOUZZQLW-UHFFFAOYSA-N 0.000 description 1
- XTXRWKRVRITETP-UHFFFAOYSA-N Vinyl acetate Chemical compound CC(=O)OC=C XTXRWKRVRITETP-UHFFFAOYSA-N 0.000 description 1
- QYKIQEUNHZKYBP-UHFFFAOYSA-N Vinyl ether Chemical compound C=COC=C QYKIQEUNHZKYBP-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 239000000498 cooling water Substances 0.000 description 1
- 150000002148 esters Chemical class 0.000 description 1
- UIWXSTHGICQLQT-UHFFFAOYSA-N ethenyl propanoate Chemical compound CCC(=O)OC=C UIWXSTHGICQLQT-UHFFFAOYSA-N 0.000 description 1
- 238000007373 indentation Methods 0.000 description 1
- 239000003999 initiator Substances 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 239000012495 reaction gas Substances 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 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
- C08F10/00—Homopolymers and copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond
- C08F10/02—Ethene
-
- 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
- C08F110/00—Homopolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond
- C08F110/02—Ethene
Landscapes
- 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)
- Polymerisation Methods In General (AREA)
Priority Applications (9)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19752524474 DE2524474C2 (de) | 1975-06-03 | 1975-06-03 | Verfahren zur Herstellung von Hochdruckpolyäthylen |
| CA252,151A CA1070899A (en) | 1975-06-03 | 1976-05-10 | Manufacture of high pressure polyethylene |
| US05/687,870 US4093795A (en) | 1975-06-03 | 1976-05-19 | Multi-stage isolation of high pressure polyethylene |
| JP5800276A JPS51147584A (en) | 1975-06-03 | 1976-05-21 | Preparation of high pressure polyethylene |
| GB2203076A GB1539115A (en) | 1975-06-03 | 1976-05-27 | Manufacture of ethylene polymers by high-pressure polymerization |
| FR7616327A FR2313402A1 (fr) | 1975-06-03 | 1976-05-31 | Procede de preparation de polyethylene haute pression |
| AT402076A AT343355B (de) | 1975-06-03 | 1976-06-01 | Verfahren zur herstellung von athylenpolymerisaten |
| BE167565A BE842501A (fr) | 1975-06-03 | 1976-06-02 | Procede de preparation de polyethylene haute pression |
| NL7605953A NL7605953A (nl) | 1975-06-03 | 1976-06-02 | Werkwijze voor de bereiding van hoge-druk- -polyetheen. |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19752524474 DE2524474C2 (de) | 1975-06-03 | 1975-06-03 | Verfahren zur Herstellung von Hochdruckpolyäthylen |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| DE2524474A1 DE2524474A1 (de) | 1976-12-23 |
| DE2524474C2 true DE2524474C2 (de) | 1986-06-12 |
Family
ID=5948070
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE19752524474 Expired DE2524474C2 (de) | 1975-06-03 | 1975-06-03 | Verfahren zur Herstellung von Hochdruckpolyäthylen |
Country Status (8)
| Country | Link |
|---|---|
| JP (1) | JPS51147584A (show.php) |
| AT (1) | AT343355B (show.php) |
| BE (1) | BE842501A (show.php) |
| CA (1) | CA1070899A (show.php) |
| DE (1) | DE2524474C2 (show.php) |
| FR (1) | FR2313402A1 (show.php) |
| GB (1) | GB1539115A (show.php) |
| NL (1) | NL7605953A (show.php) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE10026581A1 (de) | 2000-05-30 | 2001-12-06 | Basell Polyolefine Gmbh | Verfahren zur Hochdruckpolymerisation von Ethylen in Gegenwart von überkritischm Wasser |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3339850A (en) * | 1965-09-21 | 1967-09-05 | Allied Chem | Pulverized polyethylene |
| US3418306A (en) * | 1966-09-08 | 1968-12-24 | Eastman Kodak Co | Process for thermally degrading polyethylene |
| US3562788A (en) * | 1967-06-08 | 1971-02-09 | Eastman Kodak Co | Thermal degradation of polyolefins |
| FR2090789A5 (en) * | 1970-04-27 | 1972-01-14 | Mitsubishi Petrochemical Co | High pressure polymerisation of ethylene |
| GB1313836A (en) * | 1970-04-27 | 1973-04-18 | Mitsubishi Petrochemical Co | Process for the preparation of ethylene polymers |
-
1975
- 1975-06-03 DE DE19752524474 patent/DE2524474C2/de not_active Expired
-
1976
- 1976-05-10 CA CA252,151A patent/CA1070899A/en not_active Expired
- 1976-05-21 JP JP5800276A patent/JPS51147584A/ja active Pending
- 1976-05-27 GB GB2203076A patent/GB1539115A/en not_active Expired
- 1976-05-31 FR FR7616327A patent/FR2313402A1/fr active Granted
- 1976-06-01 AT AT402076A patent/AT343355B/de not_active IP Right Cessation
- 1976-06-02 BE BE167565A patent/BE842501A/xx not_active IP Right Cessation
- 1976-06-02 NL NL7605953A patent/NL7605953A/xx not_active Application Discontinuation
Also Published As
| Publication number | Publication date |
|---|---|
| ATA402076A (de) | 1977-09-15 |
| BE842501A (fr) | 1976-12-02 |
| FR2313402B1 (show.php) | 1979-09-07 |
| JPS51147584A (en) | 1976-12-17 |
| GB1539115A (en) | 1979-01-24 |
| CA1070899A (en) | 1980-01-29 |
| NL7605953A (nl) | 1976-12-07 |
| AT343355B (de) | 1978-05-26 |
| DE2524474A1 (de) | 1976-12-23 |
| FR2313402A1 (fr) | 1976-12-31 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| D2 | Grant after examination | ||
| 8363 | Opposition against the patent | ||
| 8365 | Fully valid after opposition proceedings |