DE1420799B2 - Verfahren zur waermebehandlung von polyaethylen - Google Patents
Verfahren zur waermebehandlung von polyaethylenInfo
- Publication number
- DE1420799B2 DE1420799B2 DE19581420799 DE1420799A DE1420799B2 DE 1420799 B2 DE1420799 B2 DE 1420799B2 DE 19581420799 DE19581420799 DE 19581420799 DE 1420799 A DE1420799 A DE 1420799A DE 1420799 B2 DE1420799 B2 DE 1420799B2
- Authority
- DE
- Germany
- Prior art keywords
- polyethylene
- melt index
- heated
- temperature
- heat treatment
- 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.)
- Pending
Links
- 238000000034 method Methods 0.000 title claims description 37
- 238000010438 heat treatment Methods 0.000 title claims description 21
- 239000004698 Polyethylene Substances 0.000 claims description 74
- -1 polyethylene Polymers 0.000 claims description 74
- 229920000573 polyethylene Polymers 0.000 claims description 74
- 239000000155 melt Substances 0.000 claims description 28
- 239000002904 solvent Substances 0.000 claims description 6
- 238000001125 extrusion Methods 0.000 claims description 5
- ZSLUVFAKFWKJRC-IGMARMGPSA-N 232Th Chemical compound [232Th] ZSLUVFAKFWKJRC-IGMARMGPSA-N 0.000 claims description 3
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 claims description 3
- 229910052776 Thorium Inorganic materials 0.000 claims description 3
- WGLPBDUCMAPZCE-UHFFFAOYSA-N Trioxochromium Chemical compound O=[Cr](=O)=O WGLPBDUCMAPZCE-UHFFFAOYSA-N 0.000 claims description 3
- 229910052782 aluminium Inorganic materials 0.000 claims description 3
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims description 3
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims description 3
- 229910000423 chromium oxide Inorganic materials 0.000 claims description 3
- 239000001301 oxygen Substances 0.000 claims description 3
- 229910052760 oxygen Inorganic materials 0.000 claims description 3
- 239000002685 polymerization catalyst Substances 0.000 claims description 3
- 238000005096 rolling process Methods 0.000 claims description 3
- 229910052710 silicon Inorganic materials 0.000 claims description 3
- 239000010703 silicon Substances 0.000 claims description 3
- 229910052845 zircon Inorganic materials 0.000 claims 1
- GFQYVLUOOAAOGM-UHFFFAOYSA-N zirconium(iv) silicate Chemical compound [Zr+4].[O-][Si]([O-])([O-])[O-] GFQYVLUOOAAOGM-UHFFFAOYSA-N 0.000 claims 1
- 239000000047 product Substances 0.000 description 20
- 239000007795 chemical reaction product Substances 0.000 description 9
- 238000000576 coating method Methods 0.000 description 5
- 229920000642 polymer Polymers 0.000 description 5
- 239000012467 final product Substances 0.000 description 4
- 229920001903 high density polyethylene Polymers 0.000 description 4
- 238000001746 injection moulding Methods 0.000 description 4
- 230000015572 biosynthetic process Effects 0.000 description 3
- 239000007788 liquid Substances 0.000 description 3
- 229910052751 metal Inorganic materials 0.000 description 3
- 239000002184 metal Substances 0.000 description 3
- 239000006187 pill Substances 0.000 description 3
- IMNFDUFMRHMDMM-UHFFFAOYSA-N N-Heptane Chemical compound CCCCCCC IMNFDUFMRHMDMM-UHFFFAOYSA-N 0.000 description 2
- QCWXUUIWCKQGHC-UHFFFAOYSA-N Zirconium Chemical compound [Zr] QCWXUUIWCKQGHC-UHFFFAOYSA-N 0.000 description 2
- 230000002411 adverse Effects 0.000 description 2
- 239000003054 catalyst Substances 0.000 description 2
- USIUVYZYUHIAEV-UHFFFAOYSA-N diphenyl ether Chemical compound C=1C=CC=CC=1OC1=CC=CC=C1 USIUVYZYUHIAEV-UHFFFAOYSA-N 0.000 description 2
- 238000002474 experimental method Methods 0.000 description 2
- 239000003925 fat Substances 0.000 description 2
- 239000011888 foil Substances 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000000465 moulding Methods 0.000 description 2
- 239000012188 paraffin wax Substances 0.000 description 2
- 235000019809 paraffin wax Nutrition 0.000 description 2
- 235000019271 petrolatum Nutrition 0.000 description 2
- 229920000098 polyolefin Polymers 0.000 description 2
- 239000007787 solid Substances 0.000 description 2
- 229910001220 stainless steel Inorganic materials 0.000 description 2
- 239000010935 stainless steel Substances 0.000 description 2
- 239000007858 starting material Substances 0.000 description 2
- 238000012360 testing method Methods 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 229910052726 zirconium Inorganic materials 0.000 description 2
- XDTMQSROBMDMFD-UHFFFAOYSA-N Cyclohexane Chemical compound C1CCCCC1 XDTMQSROBMDMFD-UHFFFAOYSA-N 0.000 description 1
- VGGSQFUCUMXWEO-UHFFFAOYSA-N Ethene Chemical compound C=C VGGSQFUCUMXWEO-UHFFFAOYSA-N 0.000 description 1
- 239000005977 Ethylene Substances 0.000 description 1
- CTQNGGLPUBDAKN-UHFFFAOYSA-N O-Xylene Chemical compound CC1=CC=CC=C1C CTQNGGLPUBDAKN-UHFFFAOYSA-N 0.000 description 1
- 244000089486 Phragmites australis subsp australis Species 0.000 description 1
- 241000589614 Pseudomonas stutzeri Species 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
- 239000011805 ball Substances 0.000 description 1
- 239000011324 bead Substances 0.000 description 1
- 235000010290 biphenyl Nutrition 0.000 description 1
- 239000004305 biphenyl Substances 0.000 description 1
- 125000006267 biphenyl group Chemical group 0.000 description 1
- 230000015556 catabolic process Effects 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000011109 contamination Methods 0.000 description 1
- 238000005520 cutting process Methods 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 238000006731 degradation reaction Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000000374 eutectic mixture Substances 0.000 description 1
- 239000004700 high-density polyethylene Substances 0.000 description 1
- 229930195733 hydrocarbon Natural products 0.000 description 1
- 150000002430 hydrocarbons Chemical class 0.000 description 1
- 239000011261 inert gas Substances 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 238000003754 machining Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 125000002496 methyl group Chemical group [H]C([H])([H])* 0.000 description 1
- 239000003921 oil Substances 0.000 description 1
- 230000035515 penetration Effects 0.000 description 1
- ZUOUZKKEUPVFJK-UHFFFAOYSA-N phenylbenzene Natural products C1=CC=CC=C1C1=CC=CC=C1 ZUOUZKKEUPVFJK-UHFFFAOYSA-N 0.000 description 1
- 230000000704 physical effect Effects 0.000 description 1
- 229920003023 plastic Polymers 0.000 description 1
- 239000004033 plastic Substances 0.000 description 1
- 238000006116 polymerization reaction Methods 0.000 description 1
- 239000000843 powder Substances 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 238000010791 quenching Methods 0.000 description 1
- 239000003870 refractory metal Substances 0.000 description 1
- 239000007921 spray Substances 0.000 description 1
- 238000005507 spraying Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 229920003002 synthetic resin Polymers 0.000 description 1
- 239000000057 synthetic resin Substances 0.000 description 1
- 238000010998 test method Methods 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
- 239000001993 wax Substances 0.000 description 1
- 239000008096 xylene Substances 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29B—PREPARATION OR PRETREATMENT OF THE MATERIAL TO BE SHAPED; MAKING GRANULES OR PREFORMS; RECOVERY OF PLASTICS OR OTHER CONSTITUENTS OF WASTE MATERIAL CONTAINING PLASTICS
- B29B13/00—Conditioning or physical treatment of the material to be shaped
-
- 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
-
- 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
- C08F2810/00—Chemical modification of a polymer
- C08F2810/10—Chemical modification of a polymer including a reactive processing step which leads, inter alia, to morphological and/or rheological modifications, e.g. visbreaking
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)
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Ink Jet (AREA)
- Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
- Manufacture Of Macromolecular Shaped Articles (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US65010057A | 1957-04-02 | 1957-04-02 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| DE1420799A1 DE1420799A1 (de) | 1968-10-24 |
| DE1420799B2 true DE1420799B2 (de) | 1972-06-22 |
Family
ID=24607463
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE19581420799 Pending DE1420799B2 (de) | 1957-04-02 | 1958-03-31 | Verfahren zur waermebehandlung von polyaethylen |
Country Status (3)
| Country | Link |
|---|---|
| BE (1) | BE566339A (enrdf_load_stackoverflow) |
| DE (1) | DE1420799B2 (enrdf_load_stackoverflow) |
| NL (1) | NL106547C (enrdf_load_stackoverflow) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE1245129B (de) * | 1960-02-05 | 1967-07-20 | Dynamit Nobel Ag | Verfahren zum thermischen Abbau von Niederdruckpolyaethylenen |
| DE10037230A1 (de) * | 2000-07-31 | 2002-03-28 | Paraffinwerk Webau Gmbh | Verfahren zur Herstellung von hochmolekularen Wachsen aus Polyolefinen |
| DE10037225A1 (de) * | 2000-07-31 | 2002-03-28 | Paraffinwerk Webau Gmbh | Verfahren zur Herstellung von hochmolekularen Wachsen aus Polyolefinen |
-
0
- BE BE566339D patent/BE566339A/xx unknown
- NL NL106547D patent/NL106547C/xx active
-
1958
- 1958-03-31 DE DE19581420799 patent/DE1420799B2/de active Pending
Also Published As
| Publication number | Publication date |
|---|---|
| DE1420799A1 (de) | 1968-10-24 |
| NL106547C (enrdf_load_stackoverflow) | |
| BE566339A (enrdf_load_stackoverflow) |
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