JPH0112780B2 - - Google Patents
Info
- Publication number
- JPH0112780B2 JPH0112780B2 JP58132954A JP13295483A JPH0112780B2 JP H0112780 B2 JPH0112780 B2 JP H0112780B2 JP 58132954 A JP58132954 A JP 58132954A JP 13295483 A JP13295483 A JP 13295483A JP H0112780 B2 JPH0112780 B2 JP H0112780B2
- Authority
- JP
- Japan
- Prior art keywords
- polyethylene
- molecular weight
- polymerization
- composition
- density
- 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
- -1 polyethylene Polymers 0.000 claims description 93
- 229920000573 polyethylene Polymers 0.000 claims description 88
- 239000004698 Polyethylene Substances 0.000 claims description 87
- 238000006116 polymerization reaction Methods 0.000 claims description 54
- 239000000203 mixture Substances 0.000 claims description 46
- 239000003054 catalyst Substances 0.000 claims description 28
- VGGSQFUCUMXWEO-UHFFFAOYSA-N Ethene Chemical compound C=C VGGSQFUCUMXWEO-UHFFFAOYSA-N 0.000 claims description 13
- 239000005977 Ethylene Substances 0.000 claims description 13
- 150000002681 magnesium compounds Chemical class 0.000 claims description 6
- 239000000155 melt Substances 0.000 claims description 4
- 229920001519 homopolymer Polymers 0.000 claims description 3
- 229920000089 Cyclic olefin copolymer Polymers 0.000 claims 1
- VLKZOEOYAKHREP-UHFFFAOYSA-N n-Hexane Chemical compound CCCCCC VLKZOEOYAKHREP-UHFFFAOYSA-N 0.000 description 24
- 238000000034 method Methods 0.000 description 19
- 239000010408 film Substances 0.000 description 18
- 230000000704 physical effect Effects 0.000 description 18
- 238000004519 manufacturing process Methods 0.000 description 13
- VZSRBBMJRBPUNF-UHFFFAOYSA-N 2-(2,3-dihydro-1H-inden-2-ylamino)-N-[3-oxo-3-(2,4,6,7-tetrahydrotriazolo[4,5-c]pyridin-5-yl)propyl]pyrimidine-5-carboxamide Chemical compound C1C(CC2=CC=CC=C12)NC1=NC=C(C=N1)C(=O)NCCC(N1CC2=C(CC1)NN=N2)=O VZSRBBMJRBPUNF-UHFFFAOYSA-N 0.000 description 12
- IMNFDUFMRHMDMM-UHFFFAOYSA-N N-Heptane Chemical compound CCCCCCC IMNFDUFMRHMDMM-UHFFFAOYSA-N 0.000 description 12
- 239000001257 hydrogen Substances 0.000 description 10
- 229910052739 hydrogen Inorganic materials 0.000 description 10
- 238000009826 distribution Methods 0.000 description 9
- 239000011777 magnesium Substances 0.000 description 9
- 238000000465 moulding Methods 0.000 description 9
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 description 8
- 229910052749 magnesium Inorganic materials 0.000 description 8
- 239000000047 product Substances 0.000 description 7
- 239000002002 slurry Substances 0.000 description 7
- 239000010409 thin film Substances 0.000 description 7
- 230000007423 decrease Effects 0.000 description 6
- 238000002156 mixing Methods 0.000 description 6
- 229920000642 polymer Polymers 0.000 description 6
- 239000000243 solution Substances 0.000 description 6
- VXNZUUAINFGPBY-UHFFFAOYSA-N 1-Butene Chemical compound CCC=C VXNZUUAINFGPBY-UHFFFAOYSA-N 0.000 description 5
- 230000000052 comparative effect Effects 0.000 description 5
- 150000001875 compounds Chemical class 0.000 description 5
- 239000011949 solid catalyst Substances 0.000 description 5
- 239000010936 titanium Substances 0.000 description 5
- FYYHWMGAXLPEAU-UHFFFAOYSA-N Magnesium Chemical compound [Mg] FYYHWMGAXLPEAU-UHFFFAOYSA-N 0.000 description 4
- 238000006243 chemical reaction Methods 0.000 description 4
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 4
- 150000002902 organometallic compounds Chemical class 0.000 description 4
- 239000000843 powder Substances 0.000 description 4
- 239000007787 solid Substances 0.000 description 4
- 238000003756 stirring Methods 0.000 description 4
- VOITXYVAKOUIBA-UHFFFAOYSA-N triethylaluminium Chemical compound CC[Al](CC)CC VOITXYVAKOUIBA-UHFFFAOYSA-N 0.000 description 4
- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 description 3
- 125000004429 atom Chemical group 0.000 description 3
- 125000004432 carbon atom Chemical group C* 0.000 description 3
- 238000011156 evaluation Methods 0.000 description 3
- 238000005259 measurement Methods 0.000 description 3
- 229910052751 metal Inorganic materials 0.000 description 3
- 239000002184 metal Substances 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
- 229910052719 titanium Inorganic materials 0.000 description 3
- 229910052723 transition metal Inorganic materials 0.000 description 3
- 150000003624 transition metals Chemical class 0.000 description 3
- 239000004711 α-olefin Substances 0.000 description 3
- HMUNWXXNJPVALC-UHFFFAOYSA-N 1-[4-[2-(2,3-dihydro-1H-inden-2-ylamino)pyrimidin-5-yl]piperazin-1-yl]-2-(2,4,6,7-tetrahydrotriazolo[4,5-c]pyridin-5-yl)ethanone Chemical compound C1C(CC2=CC=CC=C12)NC1=NC=C(C=N1)N1CCN(CC1)C(CN1CC2=C(CC1)NN=N2)=O HMUNWXXNJPVALC-UHFFFAOYSA-N 0.000 description 2
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 2
- 239000004705 High-molecular-weight polyethylene Substances 0.000 description 2
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 description 2
- TWRXJAOTZQYOKJ-UHFFFAOYSA-L Magnesium chloride Chemical compound [Mg+2].[Cl-].[Cl-] TWRXJAOTZQYOKJ-UHFFFAOYSA-L 0.000 description 2
- AFCARXCZXQIEQB-UHFFFAOYSA-N N-[3-oxo-3-(2,4,6,7-tetrahydrotriazolo[4,5-c]pyridin-5-yl)propyl]-2-[[3-(trifluoromethoxy)phenyl]methylamino]pyrimidine-5-carboxamide Chemical compound O=C(CCNC(=O)C=1C=NC(=NC=1)NCC1=CC(=CC=C1)OC(F)(F)F)N1CC2=C(CC1)NN=N2 AFCARXCZXQIEQB-UHFFFAOYSA-N 0.000 description 2
- XBDQKXXYIPTUBI-UHFFFAOYSA-M Propionate Chemical compound CCC([O-])=O XBDQKXXYIPTUBI-UHFFFAOYSA-M 0.000 description 2
- 239000003963 antioxidant agent Substances 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 2
- 229920001577 copolymer Polymers 0.000 description 2
- NNBZCPXTIHJBJL-UHFFFAOYSA-N decalin Chemical compound C1CCCC2CCCCC21 NNBZCPXTIHJBJL-UHFFFAOYSA-N 0.000 description 2
- 238000001125 extrusion Methods 0.000 description 2
- 239000007789 gas Substances 0.000 description 2
- 229910052736 halogen Inorganic materials 0.000 description 2
- 150000002367 halogens Chemical class 0.000 description 2
- 150000002430 hydrocarbons Chemical group 0.000 description 2
- 150000002431 hydrogen Chemical class 0.000 description 2
- 238000004898 kneading Methods 0.000 description 2
- 125000002734 organomagnesium group Chemical group 0.000 description 2
- NFHFRUOZVGFOOS-UHFFFAOYSA-N palladium;triphenylphosphane Chemical compound [Pd].C1=CC=CC=C1P(C=1C=CC=CC=1)C1=CC=CC=C1.C1=CC=CC=C1P(C=1C=CC=CC=1)C1=CC=CC=C1.C1=CC=CC=C1P(C=1C=CC=CC=1)C1=CC=CC=C1.C1=CC=CC=C1P(C=1C=CC=CC=1)C1=CC=CC=C1 NFHFRUOZVGFOOS-UHFFFAOYSA-N 0.000 description 2
- 230000000737 periodic effect Effects 0.000 description 2
- 229920000098 polyolefin Polymers 0.000 description 2
- 238000003786 synthesis reaction Methods 0.000 description 2
- XJDNKRIXUMDJCW-UHFFFAOYSA-J titanium tetrachloride Chemical compound Cl[Ti](Cl)(Cl)Cl XJDNKRIXUMDJCW-UHFFFAOYSA-J 0.000 description 2
- 150000003682 vanadium compounds Chemical class 0.000 description 2
- LIKMAJRDDDTEIG-UHFFFAOYSA-N 1-hexene Chemical compound CCCCC=C LIKMAJRDDDTEIG-UHFFFAOYSA-N 0.000 description 1
- KWKAKUADMBZCLK-UHFFFAOYSA-N 1-octene Chemical compound CCCCCCC=C KWKAKUADMBZCLK-UHFFFAOYSA-N 0.000 description 1
- YLZOPXRUQYQQID-UHFFFAOYSA-N 3-(2,4,6,7-tetrahydrotriazolo[4,5-c]pyridin-5-yl)-1-[4-[2-[[3-(trifluoromethoxy)phenyl]methylamino]pyrimidin-5-yl]piperazin-1-yl]propan-1-one Chemical compound N1N=NC=2CN(CCC=21)CCC(=O)N1CCN(CC1)C=1C=NC(=NC=1)NCC1=CC(=CC=C1)OC(F)(F)F YLZOPXRUQYQQID-UHFFFAOYSA-N 0.000 description 1
- VXEGSRKPIUDPQT-UHFFFAOYSA-N 4-[4-(4-methoxyphenyl)piperazin-1-yl]aniline Chemical compound C1=CC(OC)=CC=C1N1CCN(C=2C=CC(N)=CC=2)CC1 VXEGSRKPIUDPQT-UHFFFAOYSA-N 0.000 description 1
- WSSSPWUEQFSQQG-UHFFFAOYSA-N 4-methyl-1-pentene Chemical compound CC(C)CC=C WSSSPWUEQFSQQG-UHFFFAOYSA-N 0.000 description 1
- 241000251468 Actinopterygii Species 0.000 description 1
- 241000251730 Chondrichthyes Species 0.000 description 1
- PQKMPXAXUORKSU-UHFFFAOYSA-K P(=O)([O-])([O-])[O-].C(CCCCCCCCCCCCCCCCC)[Ca+].C(CCCCCCCCCCCCCCCCC)[Ca+].C(CCCCCCCCCCCCCCCCC)[Ca+] Chemical compound P(=O)([O-])([O-])[O-].C(CCCCCCCCCCCCCCCCC)[Ca+].C(CCCCCCCCCCCCCCCCC)[Ca+].C(CCCCCCCCCCCCCCCCC)[Ca+] PQKMPXAXUORKSU-UHFFFAOYSA-K 0.000 description 1
- 229910021627 Tin(IV) chloride Inorganic materials 0.000 description 1
- 239000006096 absorbing agent Substances 0.000 description 1
- 239000000654 additive Substances 0.000 description 1
- 150000001298 alcohols Chemical class 0.000 description 1
- 150000004703 alkoxides Chemical class 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- 230000003078 antioxidant effect Effects 0.000 description 1
- 239000002216 antistatic agent Substances 0.000 description 1
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- 229910052796 boron Inorganic materials 0.000 description 1
- IAQRGUVFOMOMEM-UHFFFAOYSA-N butene Natural products CC=CC IAQRGUVFOMOMEM-UHFFFAOYSA-N 0.000 description 1
- CJZGTCYPCWQAJB-UHFFFAOYSA-L calcium stearate Chemical compound [Ca+2].CCCCCCCCCCCCCCCCCC([O-])=O.CCCCCCCCCCCCCCCCCC([O-])=O CJZGTCYPCWQAJB-UHFFFAOYSA-L 0.000 description 1
- 235000013539 calcium stearate Nutrition 0.000 description 1
- 239000008116 calcium stearate Substances 0.000 description 1
- 239000007795 chemical reaction product Substances 0.000 description 1
- 150000008280 chlorinated hydrocarbons Chemical class 0.000 description 1
- 150000001805 chlorine compounds Chemical class 0.000 description 1
- SLLGVCUQYRMELA-UHFFFAOYSA-N chlorosilicon Chemical compound Cl[Si] SLLGVCUQYRMELA-UHFFFAOYSA-N 0.000 description 1
- 150000001845 chromium compounds Chemical class 0.000 description 1
- 239000000470 constituent Substances 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 238000007334 copolymerization reaction Methods 0.000 description 1
- 238000005336 cracking Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 229920001971 elastomer Polymers 0.000 description 1
- 230000006353 environmental stress Effects 0.000 description 1
- 150000002170 ethers Chemical class 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 239000000945 filler Substances 0.000 description 1
- 238000010097 foam moulding Methods 0.000 description 1
- 238000005187 foaming Methods 0.000 description 1
- 239000004088 foaming agent Substances 0.000 description 1
- 238000010528 free radical solution polymerization reaction Methods 0.000 description 1
- 238000012685 gas phase polymerization Methods 0.000 description 1
- 229910052732 germanium Inorganic materials 0.000 description 1
- 150000004820 halides Chemical class 0.000 description 1
- 125000005843 halogen group Chemical group 0.000 description 1
- 239000012760 heat stabilizer Substances 0.000 description 1
- 125000004435 hydrogen atom Chemical group [H]* 0.000 description 1
- 230000001771 impaired effect Effects 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 239000000314 lubricant Substances 0.000 description 1
- ZLNQQNXFFQJAID-UHFFFAOYSA-L magnesium carbonate Chemical compound [Mg+2].[O-]C([O-])=O ZLNQQNXFFQJAID-UHFFFAOYSA-L 0.000 description 1
- 239000001095 magnesium carbonate Substances 0.000 description 1
- 229910000021 magnesium carbonate Inorganic materials 0.000 description 1
- 229910001629 magnesium chloride Inorganic materials 0.000 description 1
- VTHJTEIRLNZDEV-UHFFFAOYSA-L magnesium dihydroxide Chemical compound [OH-].[OH-].[Mg+2] VTHJTEIRLNZDEV-UHFFFAOYSA-L 0.000 description 1
- 239000000347 magnesium hydroxide Substances 0.000 description 1
- 229910001862 magnesium hydroxide Inorganic materials 0.000 description 1
- 239000000395 magnesium oxide Substances 0.000 description 1
- CPLXHLVBOLITMK-UHFFFAOYSA-N magnesium oxide Inorganic materials [Mg]=O CPLXHLVBOLITMK-UHFFFAOYSA-N 0.000 description 1
- KJJBSBKRXUVBMX-UHFFFAOYSA-N magnesium;butane Chemical compound [Mg+2].CCC[CH2-].CCC[CH2-] KJJBSBKRXUVBMX-UHFFFAOYSA-N 0.000 description 1
- RNDIHDKIZRODRW-UHFFFAOYSA-L magnesium;chloride;hydroxide Chemical compound [OH-].[Mg+2].[Cl-] RNDIHDKIZRODRW-UHFFFAOYSA-L 0.000 description 1
- AXZKOIWUVFPNLO-UHFFFAOYSA-N magnesium;oxygen(2-) Chemical compound [O-2].[Mg+2] AXZKOIWUVFPNLO-UHFFFAOYSA-N 0.000 description 1
- 238000000691 measurement method Methods 0.000 description 1
- AFFLGGQVNFXPEV-UHFFFAOYSA-N n-decene Natural products CCCCCCCCC=C AFFLGGQVNFXPEV-UHFFFAOYSA-N 0.000 description 1
- 229910052757 nitrogen Inorganic materials 0.000 description 1
- 150000002901 organomagnesium compounds Chemical class 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
- 239000008188 pellet Substances 0.000 description 1
- YWAKXRMUMFPDSH-UHFFFAOYSA-N pentene Chemical compound CCCC=C YWAKXRMUMFPDSH-UHFFFAOYSA-N 0.000 description 1
- 239000000049 pigment Substances 0.000 description 1
- 229920013716 polyethylene resin Polymers 0.000 description 1
- 238000001556 precipitation Methods 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 238000010926 purge Methods 0.000 description 1
- 229920005989 resin Polymers 0.000 description 1
- 239000011347 resin Substances 0.000 description 1
- 239000011342 resin composition Substances 0.000 description 1
- 239000005060 rubber Substances 0.000 description 1
- 229930195734 saturated hydrocarbon Natural products 0.000 description 1
- 229910052710 silicon Inorganic materials 0.000 description 1
- 239000005049 silicon tetrachloride Substances 0.000 description 1
- 125000005374 siloxide group Chemical group 0.000 description 1
- 239000003381 stabilizer Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 238000010557 suspension polymerization reaction Methods 0.000 description 1
- 229920005992 thermoplastic resin Polymers 0.000 description 1
- 229910052718 tin Inorganic materials 0.000 description 1
- HPGGPRDJHPYFRM-UHFFFAOYSA-J tin(iv) chloride Chemical compound Cl[Sn](Cl)(Cl)Cl HPGGPRDJHPYFRM-UHFFFAOYSA-J 0.000 description 1
- ZDHXKXAHOVTTAH-UHFFFAOYSA-N trichlorosilane Chemical compound Cl[SiH](Cl)Cl ZDHXKXAHOVTTAH-UHFFFAOYSA-N 0.000 description 1
- 239000005052 trichlorosilane Substances 0.000 description 1
- PXXNTAGJWPJAGM-UHFFFAOYSA-N vertaline Natural products C1C2C=3C=C(OC)C(OC)=CC=3OC(C=C3)=CC=C3CCC(=O)OC1CC1N2CCCC1 PXXNTAGJWPJAGM-UHFFFAOYSA-N 0.000 description 1
Landscapes
- Compositions Of Macromolecular Compounds (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP13295483A JPS6026050A (ja) | 1983-07-22 | 1983-07-22 | ポリエチレン組成物 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP13295483A JPS6026050A (ja) | 1983-07-22 | 1983-07-22 | ポリエチレン組成物 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS6026050A JPS6026050A (ja) | 1985-02-08 |
| JPH0112780B2 true JPH0112780B2 (fi) | 1989-03-02 |
Family
ID=15093378
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP13295483A Granted JPS6026050A (ja) | 1983-07-22 | 1983-07-22 | ポリエチレン組成物 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6026050A (fi) |
Families Citing this family (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS63154753A (ja) * | 1986-12-18 | 1988-06-28 | Nippon Oil Co Ltd | ポリエチレン系組成物 |
| JPH01156346A (ja) * | 1987-12-15 | 1989-06-19 | Mitsui Petrochem Ind Ltd | ポリオレフィン組成物 |
| JPH0826181B2 (ja) * | 1987-12-15 | 1996-03-13 | 三井石油化学工業株式会社 | ポリオレフィン組成物 |
| JPH0826183B2 (ja) * | 1987-12-15 | 1996-03-13 | 三井石油化学工業株式会社 | ポリオレフィン組成物 |
| JPH0819283B2 (ja) * | 1987-12-15 | 1996-02-28 | 三井石油化学工業株式会社 | ポリオレフィン組成物 |
| JPH0826182B2 (ja) * | 1987-12-15 | 1996-03-13 | 三井石油化学工業株式会社 | ポリオレフィン組成物 |
| JPH01156349A (ja) * | 1987-12-15 | 1989-06-19 | Mitsui Petrochem Ind Ltd | ポリオレフィン組成物 |
| JP2583790Y2 (ja) * | 1992-10-27 | 1998-10-27 | 日本電気硝子株式会社 | バブリング用ノズル |
| US5371145A (en) * | 1993-06-08 | 1994-12-06 | Union Carbide Chemicals & Plastics Technology Corporation | High density, high molecular weight polyethylene |
| WO2019162760A1 (en) | 2018-02-05 | 2019-08-29 | Exxonmobil Chemical Patents Inc. A Corporation Of State Of Delaware | Enhanced processability of lldpe by addition of ultra-high molecular weight high density polyethylene |
Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS54100445A (en) * | 1978-01-26 | 1979-08-08 | Showa Denko Kk | Polyethylene resin composition for injection molding |
| JPS54100444A (en) * | 1978-01-26 | 1979-08-08 | Showa Denko Kk | Polyethylene resin composition |
| JPS55152735A (en) * | 1979-05-18 | 1980-11-28 | Asahi Chem Ind Co Ltd | Polyethylene composition |
| JPS56841A (en) * | 1979-06-19 | 1981-01-07 | Mitsubishi Chem Ind Ltd | Polyethylene composition |
| JPS5626940A (en) * | 1979-08-08 | 1981-03-16 | Mitsubishi Chem Ind Ltd | Polyolefin composition and production thereof |
| JPS5731945A (en) * | 1980-08-04 | 1982-02-20 | Asahi Chem Ind Co Ltd | Polyethylene composition and preparation of the same |
| JPS57159834A (en) * | 1981-03-30 | 1982-10-02 | Idemitsu Petrochem Co Ltd | Ethylene polymer composition |
| JPS58132953A (ja) * | 1982-02-03 | 1983-08-08 | Matsushita Electronics Corp | 半導体集積回路 |
| JPS58132955A (ja) * | 1982-02-03 | 1983-08-08 | Nec Corp | 半導体装置及びその製造方法 |
-
1983
- 1983-07-22 JP JP13295483A patent/JPS6026050A/ja active Granted
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS54100445A (en) * | 1978-01-26 | 1979-08-08 | Showa Denko Kk | Polyethylene resin composition for injection molding |
| JPS54100444A (en) * | 1978-01-26 | 1979-08-08 | Showa Denko Kk | Polyethylene resin composition |
| JPS55152735A (en) * | 1979-05-18 | 1980-11-28 | Asahi Chem Ind Co Ltd | Polyethylene composition |
| JPS56841A (en) * | 1979-06-19 | 1981-01-07 | Mitsubishi Chem Ind Ltd | Polyethylene composition |
| JPS5626940A (en) * | 1979-08-08 | 1981-03-16 | Mitsubishi Chem Ind Ltd | Polyolefin composition and production thereof |
| JPS5731945A (en) * | 1980-08-04 | 1982-02-20 | Asahi Chem Ind Co Ltd | Polyethylene composition and preparation of the same |
| JPS57159834A (en) * | 1981-03-30 | 1982-10-02 | Idemitsu Petrochem Co Ltd | Ethylene polymer composition |
| JPS58132953A (ja) * | 1982-02-03 | 1983-08-08 | Matsushita Electronics Corp | 半導体集積回路 |
| JPS58132955A (ja) * | 1982-02-03 | 1983-08-08 | Nec Corp | 半導体装置及びその製造方法 |
Also Published As
| Publication number | Publication date |
|---|---|
| JPS6026050A (ja) | 1985-02-08 |
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