JPS61104812A - エチレン炭化水素共重合体から成形したヒ−タ−ダクト - Google Patents
エチレン炭化水素共重合体から成形したヒ−タ−ダクトInfo
- Publication number
- JPS61104812A JPS61104812A JP17255085A JP17255085A JPS61104812A JP S61104812 A JPS61104812 A JP S61104812A JP 17255085 A JP17255085 A JP 17255085A JP 17255085 A JP17255085 A JP 17255085A JP S61104812 A JPS61104812 A JP S61104812A
- Authority
- JP
- Japan
- Prior art keywords
- gas
- precursor composition
- reactor
- catalyst
- compound
- 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.)
- Granted
Links
- 229920001577 copolymer Polymers 0.000 title claims description 47
- 239000004215 Carbon black (E152) Substances 0.000 title claims description 24
- 239000005977 Ethylene Substances 0.000 title claims description 24
- 229930195733 hydrocarbon Natural products 0.000 title claims description 24
- 125000004432 carbon atom Chemical group C* 0.000 claims description 3
- 239000000203 mixture Substances 0.000 description 84
- 150000001875 compounds Chemical class 0.000 description 66
- 239000002243 precursor Substances 0.000 description 64
- 239000007789 gas Substances 0.000 description 54
- 239000012190 activator Substances 0.000 description 48
- 238000000034 method Methods 0.000 description 47
- 239000003054 catalyst Substances 0.000 description 46
- 239000002245 particle Substances 0.000 description 32
- 229920000642 polymer Polymers 0.000 description 28
- 239000000047 product Substances 0.000 description 28
- 238000006116 polymerization reaction Methods 0.000 description 23
- 230000004913 activation Effects 0.000 description 22
- 229920005989 resin Polymers 0.000 description 22
- 239000011347 resin Substances 0.000 description 22
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 21
- 239000012876 carrier material Substances 0.000 description 21
- 238000006243 chemical reaction Methods 0.000 description 21
- 239000010936 titanium Substances 0.000 description 20
- VLKZOEOYAKHREP-UHFFFAOYSA-N n-Hexane Chemical compound CCCCCC VLKZOEOYAKHREP-UHFFFAOYSA-N 0.000 description 17
- 230000008569 process Effects 0.000 description 17
- -1 polyethylene Polymers 0.000 description 16
- 239000002904 solvent Substances 0.000 description 16
- 238000002156 mixing Methods 0.000 description 14
- 230000035882 stress Effects 0.000 description 13
- VGGSQFUCUMXWEO-UHFFFAOYSA-N Ethene Chemical compound C=C VGGSQFUCUMXWEO-UHFFFAOYSA-N 0.000 description 12
- 150000002430 hydrocarbons Chemical class 0.000 description 12
- 229910052739 hydrogen Inorganic materials 0.000 description 12
- 229920000573 polyethylene Polymers 0.000 description 12
- 239000007787 solid Substances 0.000 description 12
- 150000003609 titanium compounds Chemical class 0.000 description 12
- 238000009826 distribution Methods 0.000 description 11
- 150000002681 magnesium compounds Chemical class 0.000 description 11
- 239000000155 melt Substances 0.000 description 11
- 239000002002 slurry Substances 0.000 description 11
- VXNZUUAINFGPBY-UHFFFAOYSA-N 1-Butene Chemical compound CCC=C VXNZUUAINFGPBY-UHFFFAOYSA-N 0.000 description 10
- 239000000377 silicon dioxide Substances 0.000 description 10
- 239000000243 solution Substances 0.000 description 10
- 239000004698 Polyethylene Substances 0.000 description 9
- 238000005336 cracking Methods 0.000 description 9
- XKRFYHLGVUSROY-UHFFFAOYSA-N Argon Chemical compound [Ar] XKRFYHLGVUSROY-UHFFFAOYSA-N 0.000 description 8
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 8
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 description 8
- 238000002474 experimental method Methods 0.000 description 8
- 238000005243 fluidization Methods 0.000 description 8
- 239000001257 hydrogen Substances 0.000 description 8
- 239000007924 injection Substances 0.000 description 8
- 238000000465 moulding Methods 0.000 description 8
- 125000001931 aliphatic group Chemical group 0.000 description 7
- 238000002347 injection Methods 0.000 description 7
- WYURNTSHIVDZCO-UHFFFAOYSA-N Tetrahydrofuran Chemical compound C1CCOC1 WYURNTSHIVDZCO-UHFFFAOYSA-N 0.000 description 6
- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical group [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 description 6
- 239000003085 diluting agent Substances 0.000 description 6
- 239000011261 inert gas Substances 0.000 description 6
- 238000001746 injection moulding Methods 0.000 description 6
- QWTDNUCVQCZILF-UHFFFAOYSA-N isopentane Chemical compound CCC(C)C QWTDNUCVQCZILF-UHFFFAOYSA-N 0.000 description 6
- 239000000463 material Substances 0.000 description 6
- 239000000178 monomer Substances 0.000 description 6
- 239000013543 active substance Substances 0.000 description 5
- 230000015572 biosynthetic process Effects 0.000 description 5
- 238000001035 drying Methods 0.000 description 5
- 235000013305 food Nutrition 0.000 description 5
- 229910052719 titanium Inorganic materials 0.000 description 5
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 description 4
- RTZKZFJDLAIYFH-UHFFFAOYSA-N Diethyl ether Chemical compound CCOCC RTZKZFJDLAIYFH-UHFFFAOYSA-N 0.000 description 4
- 229910052786 argon Inorganic materials 0.000 description 4
- 125000002029 aromatic hydrocarbon group Chemical group 0.000 description 4
- 230000000694 effects Effects 0.000 description 4
- 238000004519 manufacturing process Methods 0.000 description 4
- 229910052757 nitrogen Inorganic materials 0.000 description 4
- 238000002360 preparation method Methods 0.000 description 4
- 238000005245 sintering Methods 0.000 description 4
- 238000012360 testing method Methods 0.000 description 4
- VOITXYVAKOUIBA-UHFFFAOYSA-N triethylaluminium Chemical compound CC[Al](CC)CC VOITXYVAKOUIBA-UHFFFAOYSA-N 0.000 description 4
- 239000011701 zinc Substances 0.000 description 4
- 239000004711 α-olefin Substances 0.000 description 4
- UHOVQNZJYSORNB-UHFFFAOYSA-N Benzene Chemical compound C1=CC=CC=C1 UHOVQNZJYSORNB-UHFFFAOYSA-N 0.000 description 3
- 239000000654 additive Substances 0.000 description 3
- 239000012298 atmosphere Substances 0.000 description 3
- 238000000071 blow moulding Methods 0.000 description 3
- 229910052799 carbon Inorganic materials 0.000 description 3
- 239000012986 chain transfer agent Substances 0.000 description 3
- 238000001816 cooling Methods 0.000 description 3
- 230000003247 decreasing effect Effects 0.000 description 3
- 238000010790 dilution Methods 0.000 description 3
- 239000012895 dilution Substances 0.000 description 3
- AFABGHUZZDYHJO-UHFFFAOYSA-N dimethyl butane Natural products CCCC(C)C AFABGHUZZDYHJO-UHFFFAOYSA-N 0.000 description 3
- 239000011777 magnesium Substances 0.000 description 3
- 238000002844 melting Methods 0.000 description 3
- 230000008018 melting Effects 0.000 description 3
- 239000011236 particulate material Substances 0.000 description 3
- 238000001556 precipitation Methods 0.000 description 3
- 238000012545 processing Methods 0.000 description 3
- QQONPFPTGQHPMA-UHFFFAOYSA-N propylene Natural products CC=C QQONPFPTGQHPMA-UHFFFAOYSA-N 0.000 description 3
- 125000004805 propylene group Chemical group [H]C([H])([H])C([H])([*:1])C([H])([H])[*:2] 0.000 description 3
- 238000001175 rotational moulding Methods 0.000 description 3
- 238000012546 transfer Methods 0.000 description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 3
- WSSSPWUEQFSQQG-UHFFFAOYSA-N 4-methyl-1-pentene Chemical compound CC(C)CC=C WSSSPWUEQFSQQG-UHFFFAOYSA-N 0.000 description 2
- 238000002835 absorbance Methods 0.000 description 2
- 229910052782 aluminium Inorganic materials 0.000 description 2
- 125000003118 aryl group Chemical group 0.000 description 2
- 239000002585 base Substances 0.000 description 2
- 230000008033 biological extinction Effects 0.000 description 2
- 229910002092 carbon dioxide Inorganic materials 0.000 description 2
- 239000001569 carbon dioxide Substances 0.000 description 2
- 239000003795 chemical substances by application Substances 0.000 description 2
- 230000006835 compression Effects 0.000 description 2
- 238000007906 compression Methods 0.000 description 2
- 238000002425 crystallisation Methods 0.000 description 2
- 230000008025 crystallization Effects 0.000 description 2
- 150000004292 cyclic ethers Chemical class 0.000 description 2
- HQWPLXHWEZZGKY-UHFFFAOYSA-N diethylzinc Chemical compound CC[Zn]CC HQWPLXHWEZZGKY-UHFFFAOYSA-N 0.000 description 2
- 229920001038 ethylene copolymer Polymers 0.000 description 2
- 239000012632 extractable Substances 0.000 description 2
- 238000010101 extrusion blow moulding Methods 0.000 description 2
- 239000003925 fat Substances 0.000 description 2
- 238000001914 filtration Methods 0.000 description 2
- 239000008187 granular material Substances 0.000 description 2
- 229920001903 high density polyethylene Polymers 0.000 description 2
- 239000004700 high-density polyethylene Substances 0.000 description 2
- 239000007788 liquid Substances 0.000 description 2
- TZIHFWKZFHZASV-UHFFFAOYSA-N methyl formate Chemical compound COC=O TZIHFWKZFHZASV-UHFFFAOYSA-N 0.000 description 2
- 239000012299 nitrogen atmosphere Substances 0.000 description 2
- YWAKXRMUMFPDSH-UHFFFAOYSA-N pentene Chemical compound CCCC=C YWAKXRMUMFPDSH-UHFFFAOYSA-N 0.000 description 2
- 229920013716 polyethylene resin Polymers 0.000 description 2
- 230000037048 polymerization activity Effects 0.000 description 2
- 239000000843 powder Substances 0.000 description 2
- 238000010926 purge Methods 0.000 description 2
- 238000010992 reflux Methods 0.000 description 2
- 238000000926 separation method Methods 0.000 description 2
- 238000003756 stirring Methods 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- RYHBNJHYFVUHQT-UHFFFAOYSA-N 1,4-Dioxane Chemical compound C1COCCO1 RYHBNJHYFVUHQT-UHFFFAOYSA-N 0.000 description 1
- BPIUIOXAFBGMNB-UHFFFAOYSA-N 1-hexoxyhexane Chemical compound CCCCCCOCCCCCC BPIUIOXAFBGMNB-UHFFFAOYSA-N 0.000 description 1
- ONIKNECPXCLUHT-UHFFFAOYSA-N 2-chlorobenzoyl chloride Chemical compound ClC(=O)C1=CC=CC=C1Cl ONIKNECPXCLUHT-UHFFFAOYSA-N 0.000 description 1
- PNEYBMLMFCGWSK-UHFFFAOYSA-N Alumina Chemical class [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 description 1
- 239000004604 Blowing Agent Substances 0.000 description 1
- DKPFZGUDAPQIHT-UHFFFAOYSA-N Butyl acetate Natural products CCCCOC(C)=O DKPFZGUDAPQIHT-UHFFFAOYSA-N 0.000 description 1
- 102100034289 Deoxynucleoside triphosphate triphosphohydrolase SAMHD1 Human genes 0.000 description 1
- 241000196324 Embryophyta Species 0.000 description 1
- 102000004190 Enzymes Human genes 0.000 description 1
- 108090000790 Enzymes Proteins 0.000 description 1
- XEKOWRVHYACXOJ-UHFFFAOYSA-N Ethyl acetate Chemical compound CCOC(C)=O XEKOWRVHYACXOJ-UHFFFAOYSA-N 0.000 description 1
- JIGUQPWFLRLWPJ-UHFFFAOYSA-N Ethyl acrylate Chemical compound CCOC(=O)C=C JIGUQPWFLRLWPJ-UHFFFAOYSA-N 0.000 description 1
- 101000641031 Homo sapiens Deoxynucleoside triphosphate triphosphohydrolase SAMHD1 Proteins 0.000 description 1
- 239000002879 Lewis base Substances 0.000 description 1
- VAALVBPLSFRYMJ-XXMNONFOSA-N O=C1OC(=O)[C@@H]([C@@H](C23)C4)[C@H]1[C@@H]4C3[C@@H]1C[C@H]2[C@H]2C(=O)OC(=O)[C@@H]12 Chemical compound O=C1OC(=O)[C@@H]([C@@H](C23)C4)[C@H]1[C@@H]4C3[C@@H]1C[C@H]2[C@H]2C(=O)OC(=O)[C@@H]12 VAALVBPLSFRYMJ-XXMNONFOSA-N 0.000 description 1
- 240000007594 Oryza sativa Species 0.000 description 1
- 235000007164 Oryza sativa Nutrition 0.000 description 1
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 1
- XTXRWKRVRITETP-UHFFFAOYSA-N Vinyl acetate Chemical compound CC(=O)OC=C XTXRWKRVRITETP-UHFFFAOYSA-N 0.000 description 1
- 239000006096 absorbing agent Substances 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
- ZIQPQYFSSSHQBP-UHFFFAOYSA-N acetyl 2,3-dihydroxypropanoate Chemical compound CC(=O)OC(=O)C(O)CO ZIQPQYFSSSHQBP-UHFFFAOYSA-N 0.000 description 1
- 230000003213 activating effect Effects 0.000 description 1
- 150000007933 aliphatic carboxylic acids Chemical class 0.000 description 1
- 150000001338 aliphatic hydrocarbons Chemical class 0.000 description 1
- 125000005907 alkyl ester group Chemical group 0.000 description 1
- HSFWRNGVRCDJHI-UHFFFAOYSA-N alpha-acetylene Natural products C#C HSFWRNGVRCDJHI-UHFFFAOYSA-N 0.000 description 1
- 239000003963 antioxidant agent Substances 0.000 description 1
- 238000013459 approach Methods 0.000 description 1
- 125000004429 atom Chemical group 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- WPYMKLBDIGXBTP-UHFFFAOYSA-N benzoic acid Chemical compound OC(=O)C1=CC=CC=C1 WPYMKLBDIGXBTP-UHFFFAOYSA-N 0.000 description 1
- 238000009835 boiling Methods 0.000 description 1
- 239000001273 butane Substances 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 229920006026 co-polymeric resin Polymers 0.000 description 1
- 238000002485 combustion reaction Methods 0.000 description 1
- 229940125904 compound 1 Drugs 0.000 description 1
- 125000004122 cyclic group Chemical group 0.000 description 1
- 230000009849 deactivation Effects 0.000 description 1
- 238000001739 density measurement Methods 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 239000003599 detergent Substances 0.000 description 1
- 235000014113 dietary fatty acids Nutrition 0.000 description 1
- RXKJFZQQPQGTFL-UHFFFAOYSA-N dihydroxyacetone Chemical compound OCC(=O)CO RXKJFZQQPQGTFL-UHFFFAOYSA-N 0.000 description 1
- 238000004090 dissolution Methods 0.000 description 1
- 235000013601 eggs Nutrition 0.000 description 1
- 229920001971 elastomer Polymers 0.000 description 1
- 230000006353 environmental stress Effects 0.000 description 1
- 125000002573 ethenylidene group Chemical group [*]=C=C([H])[H] 0.000 description 1
- 125000002534 ethynyl group Chemical group [H]C#C* 0.000 description 1
- 239000000194 fatty acid Substances 0.000 description 1
- 229930195729 fatty acid Natural products 0.000 description 1
- 150000004665 fatty acids Chemical class 0.000 description 1
- 239000000945 filler Substances 0.000 description 1
- 239000003063 flame retardant Substances 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- FUZZWVXGSFPDMH-UHFFFAOYSA-N hexanoic acid Chemical compound CCCCCC(O)=O FUZZWVXGSFPDMH-UHFFFAOYSA-N 0.000 description 1
- 229920001519 homopolymer Polymers 0.000 description 1
- 238000010102 injection blow moulding Methods 0.000 description 1
- 229910010272 inorganic material Inorganic materials 0.000 description 1
- 239000011147 inorganic material Substances 0.000 description 1
- 150000007527 lewis bases Chemical class 0.000 description 1
- 239000007937 lozenge Substances 0.000 description 1
- 239000000314 lubricant Substances 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- QSHDDOUJBYECFT-UHFFFAOYSA-N mercury Chemical compound [Hg] QSHDDOUJBYECFT-UHFFFAOYSA-N 0.000 description 1
- 229910052753 mercury Inorganic materials 0.000 description 1
- 239000002480 mineral oil Substances 0.000 description 1
- 235000010446 mineral oil Nutrition 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000002991 molded plastic Substances 0.000 description 1
- 239000002808 molecular sieve Substances 0.000 description 1
- IJDNQMDRQITEOD-UHFFFAOYSA-N n-butane Chemical compound CCCC IJDNQMDRQITEOD-UHFFFAOYSA-N 0.000 description 1
- OFBQJSOFQDEBGM-UHFFFAOYSA-N n-pentane Natural products CCCCC OFBQJSOFQDEBGM-UHFFFAOYSA-N 0.000 description 1
- 210000000056 organ Anatomy 0.000 description 1
- 150000002894 organic compounds Chemical class 0.000 description 1
- 239000011368 organic material Substances 0.000 description 1
- 238000004806 packaging method and process Methods 0.000 description 1
- PNJWIWWMYCMZRO-UHFFFAOYSA-N pent‐4‐en‐2‐one Natural products CC(=O)CC=C PNJWIWWMYCMZRO-UHFFFAOYSA-N 0.000 description 1
- 230000000704 physical effect Effects 0.000 description 1
- 239000006069 physical mixture Substances 0.000 description 1
- 239000000049 pigment Substances 0.000 description 1
- 239000004014 plasticizer Substances 0.000 description 1
- 239000002574 poison Substances 0.000 description 1
- 231100000614 poison Toxicity 0.000 description 1
- 239000002685 polymerization catalyst Substances 0.000 description 1
- 230000000379 polymerizing effect Effects 0.000 description 1
- 229920000098 polyolefin Polymers 0.000 description 1
- 238000011027 product recovery Methods 0.000 description 1
- 239000000376 reactant Substances 0.000 description 1
- 238000006722 reduction reaction Methods 0.000 description 1
- 238000002407 reforming Methods 0.000 description 1
- 235000009566 rice Nutrition 0.000 description 1
- 238000002390 rotary evaporation Methods 0.000 description 1
- 239000004576 sand Substances 0.000 description 1
- 229920006395 saturated elastomer Polymers 0.000 description 1
- 238000007790 scraping Methods 0.000 description 1
- 229910052710 silicon Inorganic materials 0.000 description 1
- 239000010703 silicon Substances 0.000 description 1
- URGAHOPLAPQHLN-UHFFFAOYSA-N sodium aluminosilicate Chemical compound [Na+].[Al+3].[O-][Si]([O-])=O.[O-][Si]([O-])=O URGAHOPLAPQHLN-UHFFFAOYSA-N 0.000 description 1
- 230000002269 spontaneous effect Effects 0.000 description 1
- 238000005507 spraying Methods 0.000 description 1
- 239000003381 stabilizer Substances 0.000 description 1
- 239000012899 standard injection Substances 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
- 239000011232 storage material Substances 0.000 description 1
- 239000006228 supernatant Substances 0.000 description 1
- 229920001897 terpolymer Polymers 0.000 description 1
- 238000010998 test method Methods 0.000 description 1
- YLQBMQCUIZJEEH-UHFFFAOYSA-N tetrahydrofuran Natural products C=1C=COC=1 YLQBMQCUIZJEEH-UHFFFAOYSA-N 0.000 description 1
- GBECUEIQVRDUKB-UHFFFAOYSA-M thallium monochloride Chemical compound [Tl]Cl GBECUEIQVRDUKB-UHFFFAOYSA-M 0.000 description 1
- 125000000391 vinyl group Chemical group [H]C([*])=C([H])[H] 0.000 description 1
- 229920002554 vinyl polymer Polymers 0.000 description 1
- 150000003752 zinc compounds Chemical class 0.000 description 1
Landscapes
- Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
- Transition And Organic Metals Composition Catalysts For Addition Polymerization (AREA)
- Injection Moulding Of Plastics Or The Like (AREA)
- Polymerisation Methods In General (AREA)
- Manufacture Of Macromolecular Shaped Articles (AREA)
- Moulding By Coating Moulds (AREA)
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US89232378A | 1978-03-31 | 1978-03-31 | |
| US892323 | 1978-03-31 | ||
| US14413 | 1979-02-27 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS61104812A true JPS61104812A (ja) | 1986-05-23 |
| JPS6220041B2 JPS6220041B2 (enrdf_load_stackoverflow) | 1987-05-02 |
Family
ID=25399784
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP60172549A Granted JPS61112617A (ja) | 1978-03-31 | 1985-08-07 | エチレン炭化水素共重合体から成形した洗い桶 |
| JP17255085A Granted JPS61104812A (ja) | 1978-03-31 | 1985-08-07 | エチレン炭化水素共重合体から成形したヒ−タ−ダクト |
Family Applications Before (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP60172549A Granted JPS61112617A (ja) | 1978-03-31 | 1985-08-07 | エチレン炭化水素共重合体から成形した洗い桶 |
Country Status (2)
| Country | Link |
|---|---|
| JP (2) | JPS61112617A (enrdf_load_stackoverflow) |
| ZA (1) | ZA791364B (enrdf_load_stackoverflow) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7456244B2 (en) * | 2006-05-23 | 2008-11-25 | Dow Global Technologies | High-density polyethylene compositions and method of making the same |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS603577Y2 (ja) * | 1977-09-28 | 1985-01-31 | 太陽誘電株式会社 | 筒状チツプコンデンサ |
-
1979
- 1979-03-21 ZA ZA791364A patent/ZA791364B/xx unknown
-
1985
- 1985-08-07 JP JP60172549A patent/JPS61112617A/ja active Granted
- 1985-08-07 JP JP17255085A patent/JPS61104812A/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0339812B2 (enrdf_load_stackoverflow) | 1991-06-17 |
| JPS6220041B2 (enrdf_load_stackoverflow) | 1987-05-02 |
| ZA791364B (en) | 1980-04-30 |
| JPS61112617A (ja) | 1986-05-30 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US4390677A (en) | Article molded from ethylene hydrocarbon copolymer | |
| US4293673A (en) | Spheroidal polymerization catalyst, process for preparing, and use for ethylene polymerization | |
| US4376062A (en) | Spheroidal polymerization catalyst, process for preparing, and use for ethylene polymerization | |
| JPS6126805B2 (enrdf_load_stackoverflow) | ||
| US4379759A (en) | Impregnated polymerization catalyst, process for preparing, and use for ethylene copolymerization | |
| EP0004645B1 (en) | Low pressure preparation of ethylene copolymers in fluid bed reactor | |
| US4363904A (en) | High tear strength polymers | |
| US4482687A (en) | Preparation of low-density ethylene copolymers in fluid bed reactor | |
| US4303771A (en) | Process for the preparation of high density ethylene polymers in fluid bed reactor | |
| US4521573A (en) | Catalyst impregnated on fine silica, process for preparing, and use for ethylene polymerization | |
| US4359561A (en) | High tear strength polymers | |
| US4383095A (en) | Process for the preparation of high density ethylene polymers in fluid bed reactor | |
| US4395359A (en) | Polymerization catalyst, process for preparing, and use for ethylene homopolymerization | |
| US4684703A (en) | Polymerization catalyst for ethylene homopolymerization | |
| JPS5874705A (ja) | 改良重合触媒、その製造方法及びエチレン重合に対するその使用 | |
| JPS601882B2 (ja) | 高引裂強度重合体 | |
| JPS61104812A (ja) | エチレン炭化水素共重合体から成形したヒ−タ−ダクト | |
| JPS6220009B2 (enrdf_load_stackoverflow) | ||
| EP0004646A2 (en) | Process for preparing polymerization catalyst and process for ethylene homopolymerization | |
| JPS6149321B2 (enrdf_load_stackoverflow) | ||
| EP0011308B1 (en) | Preparation of low density ethylene copolymers in fluid bed reactor | |
| CA1118148A (en) | Preparation of high density ethylene polymers in fluid bed reactor | |
| KR830000165B1 (ko) | 유동상 반응기를 사용한 에틸렌 폴리머의 제조공정 | |
| JPS5835604B2 (ja) | 高密度エチレン重合体を流動床反応器で製造する方法 | |
| JPS5835603B2 (ja) | 流動床反応器内で高密度エチレン重合体を製造する方法 |