JPS60172349A - アセトンからのイソホロン及びメシチルオキシドの製法 - Google Patents
アセトンからのイソホロン及びメシチルオキシドの製法Info
- Publication number
- JPS60172349A JPS60172349A JP59267618A JP26761884A JPS60172349A JP S60172349 A JPS60172349 A JP S60172349A JP 59267618 A JP59267618 A JP 59267618A JP 26761884 A JP26761884 A JP 26761884A JP S60172349 A JPS60172349 A JP S60172349A
- Authority
- JP
- Japan
- Prior art keywords
- acetone
- catalyst
- alumina
- calcium
- calcium salt
- 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
- CSCPPACGZOOCGX-UHFFFAOYSA-N Acetone Chemical compound CC(C)=O CSCPPACGZOOCGX-UHFFFAOYSA-N 0.000 title claims description 61
- HJOVHMDZYOCNQW-UHFFFAOYSA-N isophorone Chemical compound CC1=CC(=O)CC(C)(C)C1 HJOVHMDZYOCNQW-UHFFFAOYSA-N 0.000 title claims description 26
- 238000004519 manufacturing process Methods 0.000 title claims description 3
- LCGLNKUTAGEVQW-UHFFFAOYSA-N Dimethyl ether Chemical compound COC LCGLNKUTAGEVQW-UHFFFAOYSA-N 0.000 title 1
- 239000003054 catalyst Substances 0.000 claims description 35
- 238000000034 method Methods 0.000 claims description 24
- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 claims description 23
- 239000011575 calcium Substances 0.000 claims description 16
- OYPRJOBELJOOCE-UHFFFAOYSA-N Calcium Chemical compound [Ca] OYPRJOBELJOOCE-UHFFFAOYSA-N 0.000 claims description 14
- 229910052791 calcium Inorganic materials 0.000 claims description 13
- 159000000007 calcium salts Chemical class 0.000 claims description 13
- OZXIZRZFGJZWBF-UHFFFAOYSA-N 1,3,5-trimethyl-2-(2,4,6-trimethylphenoxy)benzene Chemical compound CC1=CC(C)=CC(C)=C1OC1=C(C)C=C(C)C=C1C OZXIZRZFGJZWBF-UHFFFAOYSA-N 0.000 claims description 12
- SHOJXDKTYKFBRD-UHFFFAOYSA-N mesityl oxide Natural products CC(C)=CC(C)=O SHOJXDKTYKFBRD-UHFFFAOYSA-N 0.000 claims description 12
- 239000011148 porous material Substances 0.000 claims description 11
- 238000006243 chemical reaction Methods 0.000 claims description 10
- 150000003839 salts Chemical class 0.000 claims description 7
- VSGNNIFQASZAOI-UHFFFAOYSA-L calcium acetate Chemical group [Ca+2].CC([O-])=O.CC([O-])=O VSGNNIFQASZAOI-UHFFFAOYSA-L 0.000 claims description 4
- 239000001639 calcium acetate Substances 0.000 claims description 4
- 235000011092 calcium acetate Nutrition 0.000 claims description 4
- 229960005147 calcium acetate Drugs 0.000 claims description 4
- 238000009833 condensation Methods 0.000 claims description 4
- 230000005494 condensation Effects 0.000 claims description 4
- 238000001354 calcination Methods 0.000 claims description 3
- 239000002638 heterogeneous catalyst Substances 0.000 claims description 3
- 238000011068 loading method Methods 0.000 claims description 3
- 238000005470 impregnation Methods 0.000 claims description 2
- 239000002994 raw material Substances 0.000 claims 1
- 239000000047 product Substances 0.000 description 9
- 230000000694 effects Effects 0.000 description 5
- 239000011521 glass Substances 0.000 description 4
- 239000007788 liquid Substances 0.000 description 4
- 239000012071 phase Substances 0.000 description 4
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 4
- QTBSBXVTEAMEQO-UHFFFAOYSA-N Acetic acid Chemical compound CC(O)=O QTBSBXVTEAMEQO-UHFFFAOYSA-N 0.000 description 3
- 239000011324 bead Substances 0.000 description 3
- 238000009835 boiling Methods 0.000 description 3
- 239000007789 gas Substances 0.000 description 3
- QPVRKFOKCKORDP-UHFFFAOYSA-N 1,3-dimethylcyclohexa-2,4-dien-1-ol Chemical compound CC1=CC(C)(O)CC=C1 QPVRKFOKCKORDP-UHFFFAOYSA-N 0.000 description 2
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 2
- -1 US Pat. o No. 86.188 Chemical compound 0.000 description 2
- 238000005882 aldol condensation reaction Methods 0.000 description 2
- BYFGZMCJNACEKR-UHFFFAOYSA-N aluminium(i) oxide Chemical compound [Al]O[Al] BYFGZMCJNACEKR-UHFFFAOYSA-N 0.000 description 2
- 239000006227 byproduct Substances 0.000 description 2
- XBDQKXXYIPTUBI-UHFFFAOYSA-N dimethylselenoniopropionate Natural products CCC(O)=O XBDQKXXYIPTUBI-UHFFFAOYSA-N 0.000 description 2
- 238000001035 drying Methods 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- 238000002360 preparation method Methods 0.000 description 2
- 239000007787 solid Substances 0.000 description 2
- 239000011949 solid catalyst Substances 0.000 description 2
- 239000000243 solution Substances 0.000 description 2
- NQPDZGIKBAWPEJ-UHFFFAOYSA-N valeric acid Chemical compound CCCCC(O)=O NQPDZGIKBAWPEJ-UHFFFAOYSA-N 0.000 description 2
- ZNEMGFATAVGQSF-UHFFFAOYSA-N 1-(2-amino-6,7-dihydro-4H-[1,3]thiazolo[4,5-c]pyridin-5-yl)-2-[5-[2-(2,3-dihydro-1H-inden-2-ylamino)pyrimidin-5-yl]-1,3,4-oxadiazol-2-yl]ethanone Chemical compound NC=1SC2=C(CN(CC2)C(CC=2OC(=NN=2)C=2C=NC(=NC=2)NC2CC3=CC=CC=C3C2)=O)N=1 ZNEMGFATAVGQSF-UHFFFAOYSA-N 0.000 description 1
- XRUGBBIQLIVCSI-UHFFFAOYSA-N 2,3,4-trimethylphenol Chemical compound CC1=CC=C(O)C(C)=C1C XRUGBBIQLIVCSI-UHFFFAOYSA-N 0.000 description 1
- UQRONKZLYKUEMO-UHFFFAOYSA-N 4-methyl-1-(2,4,6-trimethylphenyl)pent-4-en-2-one Chemical group CC(=C)CC(=O)Cc1c(C)cc(C)cc1C UQRONKZLYKUEMO-UHFFFAOYSA-N 0.000 description 1
- 101100027969 Caenorhabditis elegans old-1 gene Proteins 0.000 description 1
- WWZKQHOCKIZLMA-UHFFFAOYSA-N Caprylic acid Natural products CCCCCCCC(O)=O WWZKQHOCKIZLMA-UHFFFAOYSA-N 0.000 description 1
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 description 1
- BVKZGUZCCUSVTD-UHFFFAOYSA-L Carbonate Chemical compound [O-]C([O-])=O BVKZGUZCCUSVTD-UHFFFAOYSA-L 0.000 description 1
- DGAQECJNVWCQMB-PUAWFVPOSA-M Ilexoside XXIX Chemical compound C[C@@H]1CC[C@@]2(CC[C@@]3(C(=CC[C@H]4[C@]3(CC[C@@H]5[C@@]4(CC[C@@H](C5(C)C)OS(=O)(=O)[O-])C)C)[C@@H]2[C@]1(C)O)C)C(=O)O[C@H]6[C@@H]([C@H]([C@@H]([C@H](O6)CO)O)O)O.[Na+] DGAQECJNVWCQMB-PUAWFVPOSA-M 0.000 description 1
- 229910019142 PO4 Inorganic materials 0.000 description 1
- ISWSIDIOOBJBQZ-UHFFFAOYSA-N Phenol Chemical compound OC1=CC=CC=C1 ISWSIDIOOBJBQZ-UHFFFAOYSA-N 0.000 description 1
- 239000002253 acid Substances 0.000 description 1
- 150000004645 aluminates Chemical class 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 150000001449 anionic compounds Chemical class 0.000 description 1
- 150000001450 anions Chemical class 0.000 description 1
- 239000007864 aqueous solution Substances 0.000 description 1
- 238000003556 assay Methods 0.000 description 1
- GONOPSZTUGRENK-UHFFFAOYSA-N benzyl(trichloro)silane Chemical compound Cl[Si](Cl)(Cl)CC1=CC=CC=C1 GONOPSZTUGRENK-UHFFFAOYSA-N 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 239000000920 calcium hydroxide Substances 0.000 description 1
- 229910001861 calcium hydroxide Inorganic materials 0.000 description 1
- 235000012255 calcium oxide Nutrition 0.000 description 1
- XFWJKVMFIVXPKK-UHFFFAOYSA-N calcium;oxido(oxo)alumane Chemical compound [Ca+2].[O-][Al]=O.[O-][Al]=O XFWJKVMFIVXPKK-UHFFFAOYSA-N 0.000 description 1
- 235000011089 carbon dioxide Nutrition 0.000 description 1
- 230000003197 catalytic effect Effects 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 238000010960 commercial process Methods 0.000 description 1
- 230000001143 conditioned effect Effects 0.000 description 1
- 229910052593 corundum Inorganic materials 0.000 description 1
- 230000018044 dehydration Effects 0.000 description 1
- 238000006297 dehydration reaction Methods 0.000 description 1
- 238000000151 deposition Methods 0.000 description 1
- 235000014113 dietary fatty acids Nutrition 0.000 description 1
- 238000001704 evaporation Methods 0.000 description 1
- 230000008020 evaporation Effects 0.000 description 1
- 238000002474 experimental method Methods 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
- 238000011049 filling Methods 0.000 description 1
- 238000010304 firing Methods 0.000 description 1
- 239000011888 foil Substances 0.000 description 1
- 238000004817 gas chromatography Methods 0.000 description 1
- 239000008187 granular material Substances 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 229910001412 inorganic anion Inorganic materials 0.000 description 1
- 239000012263 liquid product Substances 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
- AUHZEENZYGFFBQ-UHFFFAOYSA-N mesitylene Substances CC1=CC(C)=CC(C)=C1 AUHZEENZYGFFBQ-UHFFFAOYSA-N 0.000 description 1
- 125000001827 mesitylenyl group Chemical group [H]C1=C(C(*)=C(C([H])=C1C([H])([H])[H])C([H])([H])[H])C([H])([H])[H] 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 229910044991 metal oxide Inorganic materials 0.000 description 1
- 150000004706 metal oxides Chemical class 0.000 description 1
- FUZZWVXGSFPDMH-UHFFFAOYSA-N n-hexanoic acid Natural products CCCCCC(O)=O FUZZWVXGSFPDMH-UHFFFAOYSA-N 0.000 description 1
- 150000002823 nitrates Chemical class 0.000 description 1
- 229910052757 nitrogen Inorganic materials 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 150000004707 phenolate Chemical class 0.000 description 1
- 235000021317 phosphate Nutrition 0.000 description 1
- 150000003013 phosphoric acid derivatives Chemical class 0.000 description 1
- 230000000704 physical effect Effects 0.000 description 1
- 235000019260 propionic acid Nutrition 0.000 description 1
- IUVKMZGDUIUOCP-BTNSXGMBSA-N quinbolone Chemical compound O([C@H]1CC[C@H]2[C@H]3[C@@H]([C@]4(C=CC(=O)C=C4CC3)C)CC[C@@]21C)C1=CCCC1 IUVKMZGDUIUOCP-BTNSXGMBSA-N 0.000 description 1
- 239000012266 salt solution Substances 0.000 description 1
- 238000007086 side reaction Methods 0.000 description 1
- 238000002791 soaking Methods 0.000 description 1
- 239000011734 sodium Substances 0.000 description 1
- 229910052708 sodium Inorganic materials 0.000 description 1
- 239000002904 solvent Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 150000003467 sulfuric acid derivatives Chemical class 0.000 description 1
- 229940005605 valeric acid Drugs 0.000 description 1
- 239000012808 vapor phase Substances 0.000 description 1
- 238000009736 wetting Methods 0.000 description 1
- 150000003739 xylenols Chemical class 0.000 description 1
- 229910001845 yogo sapphire Inorganic materials 0.000 description 1
- XOOUIPVCVHRTMJ-UHFFFAOYSA-L zinc stearate Chemical compound [Zn+2].CCCCCCCCCCCCCCCCCC([O-])=O.CCCCCCCCCCCCCCCCCC([O-])=O XOOUIPVCVHRTMJ-UHFFFAOYSA-L 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J21/00—Catalysts comprising the elements, oxides, or hydroxides of magnesium, boron, aluminium, carbon, silicon, titanium, zirconium, or hafnium
- B01J21/02—Boron or aluminium; Oxides or hydroxides thereof
- B01J21/04—Alumina
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C45/00—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds
- C07C45/61—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by reactions not involving the formation of >C = O groups
- C07C45/67—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by reactions not involving the formation of >C = O groups by isomerisation; by change of size of the carbon skeleton
- C07C45/68—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by reactions not involving the formation of >C = O groups by isomerisation; by change of size of the carbon skeleton by increase in the number of carbon atoms
- C07C45/72—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by reactions not involving the formation of >C = O groups by isomerisation; by change of size of the carbon skeleton by increase in the number of carbon atoms by reaction of compounds containing >C = O groups with the same or other compounds containing >C = O groups
- C07C45/74—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by reactions not involving the formation of >C = O groups by isomerisation; by change of size of the carbon skeleton by increase in the number of carbon atoms by reaction of compounds containing >C = O groups with the same or other compounds containing >C = O groups combined with dehydration
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J23/00—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00
- B01J23/02—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of the alkali- or alkaline earth metals or beryllium
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Catalysts (AREA)
- Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US06/564,023 US4535187A (en) | 1983-12-21 | 1983-12-21 | Preparation of isophorone and mesityl oxide from acetone |
| US564023 | 1995-11-29 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS60172349A true JPS60172349A (ja) | 1985-09-05 |
| JPH0511096B2 JPH0511096B2 (enExample) | 1993-02-12 |
Family
ID=24252861
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP59267618A Granted JPS60172349A (ja) | 1983-12-21 | 1984-12-20 | アセトンからのイソホロン及びメシチルオキシドの製法 |
Country Status (10)
| Country | Link |
|---|---|
| US (1) | US4535187A (enExample) |
| EP (1) | EP0146927B1 (enExample) |
| JP (1) | JPS60172349A (enExample) |
| KR (1) | KR890001299B1 (enExample) |
| AR (1) | AR242770A1 (enExample) |
| AT (1) | ATE29126T1 (enExample) |
| BR (1) | BR8406583A (enExample) |
| CA (1) | CA1232897A (enExample) |
| DE (1) | DE3465589D1 (enExample) |
| MX (1) | MX161864A (enExample) |
Families Citing this family (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4771028A (en) * | 1985-08-30 | 1988-09-13 | Catalysts And Chemicals Inc. | Heat resistant composition and method of producing the same |
| DE3639921A1 (de) * | 1986-11-22 | 1988-06-01 | Huels Chemische Werke Ag | Verfahren zur herstellung von 4.4.8.8.10-pentamethylbicyclo(4.4.0)-decen-(1.6)-on(2) |
| US5055620A (en) * | 1989-04-18 | 1991-10-08 | Aristech Chemical Corporation | Process for aldol condensation |
| US4970191A (en) * | 1989-04-18 | 1990-11-13 | Aristech Chemical Corporation | Basic mixed oxide |
| US5153156A (en) * | 1989-04-18 | 1992-10-06 | Aristech Chemical Corporation | Process for making efficient anionic clay catalyst, catalysts made thereby, and method of making isophorone |
| US5237107A (en) * | 1991-05-10 | 1993-08-17 | Sumitomo Chemical Company, Limited | Magnesium, aluminium complex compounds, process for preparing the same and process of aldol condensation dehydration products using the same |
| CA2068489A1 (en) * | 1991-05-16 | 1992-11-17 | Masaru Ishino | Aldol condensation dehydration catalyst, a process for preparing the same and a process for preparing an aldol condensation dehydrate using the process |
| US5395406A (en) * | 1993-05-11 | 1995-03-07 | Exxon Research And Engineering Company | Structurally modified alumina supports, and heat transfer solids for high temperature fluidized bed reactions |
| EP0640387A1 (en) * | 1993-08-25 | 1995-03-01 | Union Carbide Chemicals & Plastics Technology Corporation | Preparation of isophorone using a magnesium/aluminum mixed oxide catalyst |
| US5352839A (en) * | 1993-09-09 | 1994-10-04 | Aristech Chemical Corporation | Isophorone process |
| US5475162A (en) * | 1993-11-09 | 1995-12-12 | Uop | Acid functionalized organically-bridged polysilsesquioxanes as catalysts for acid catalyzed reactions |
| US8907150B2 (en) | 2006-07-27 | 2014-12-09 | Swift Fuels, Llc | Biogenic fuel and method of making same |
| CN106824159A (zh) * | 2015-12-03 | 2017-06-13 | 中国石油化工股份有限公司 | 异佛尔酮催化剂及其制备方法 |
Family Cites Families (15)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2183127A (en) * | 1938-03-19 | 1939-12-12 | Union Carbide & Carbon Res Lab | Process for preparing isophorone |
| US2393510A (en) * | 1941-06-23 | 1946-01-22 | Shell Dev | Production of unsaturated ketones |
| US2425096A (en) * | 1944-06-29 | 1947-08-05 | Universal Oil Prod Co | Process for the production of trialkyl benzene |
| US2419142A (en) * | 1944-06-29 | 1947-04-15 | Universal Oil Prod Co | Treatment of alkyl ketones to form condensation products thereof |
| US2429361A (en) * | 1944-08-28 | 1947-10-21 | Universal Oil Prod Co | Treatment of alkyl ketones |
| US2451350A (en) * | 1945-12-13 | 1948-10-12 | Standard Oil Dev Co | Preparation of unsaturated ketones |
| US2549508A (en) * | 1948-10-15 | 1951-04-17 | Standard Oil Dev Co | Preparation of unsaturated ketones and aldehydes |
| GB909941A (en) * | 1959-09-15 | 1962-11-07 | Exxon Research Engineering Co | Condensation of ketones to prepare higher molecular weight ketones |
| GB921510A (en) * | 1960-07-25 | 1963-03-20 | Shawinigan Chem Ltd | Improvements in and relating to the catalytic preparation of mesityl oxide from acetone |
| FR1296196A (fr) * | 1961-07-25 | 1962-06-15 | B A Shawinigan Ltd | Procédé de préparation de l'oxyde de mésityle |
| GB1010695A (en) * | 1961-12-22 | 1965-11-24 | Exxon Research Engineering Co | Process for the production of alpha, beta unsaturated carbonyl compounds |
| US3410909A (en) * | 1966-06-27 | 1968-11-12 | Eastman Kodak Co | Catalytic synthesis of ketones from aldehydes |
| US3855320A (en) * | 1973-08-02 | 1974-12-17 | Continental Oil Co | Purification of ziegler alcohols |
| US4086188A (en) * | 1976-02-12 | 1978-04-25 | Union Carbide Corporation | Catalyst for aldol condensations |
| US4165339A (en) * | 1976-02-12 | 1979-08-21 | Union Carbide Corporation | Catalytic aldol condensations |
-
1983
- 1983-12-21 US US06/564,023 patent/US4535187A/en not_active Expired - Lifetime
-
1984
- 1984-12-03 CA CA000469182A patent/CA1232897A/en not_active Expired
- 1984-12-19 BR BR8406583A patent/BR8406583A/pt not_active IP Right Cessation
- 1984-12-20 AT AT84115895T patent/ATE29126T1/de not_active IP Right Cessation
- 1984-12-20 JP JP59267618A patent/JPS60172349A/ja active Granted
- 1984-12-20 DE DE8484115895T patent/DE3465589D1/de not_active Expired
- 1984-12-20 KR KR1019840008145A patent/KR890001299B1/ko not_active Expired
- 1984-12-20 EP EP84115895A patent/EP0146927B1/en not_active Expired
- 1984-12-20 AR AR84299030A patent/AR242770A1/es active
- 1984-12-20 MX MX203857A patent/MX161864A/es unknown
Also Published As
| Publication number | Publication date |
|---|---|
| EP0146927A3 (en) | 1985-10-23 |
| CA1232897A (en) | 1988-02-16 |
| US4535187A (en) | 1985-08-13 |
| ATE29126T1 (de) | 1987-09-15 |
| MX161864A (es) | 1991-01-30 |
| BR8406583A (pt) | 1985-10-15 |
| DE3465589D1 (en) | 1987-10-01 |
| EP0146927A2 (en) | 1985-07-03 |
| KR850004546A (ko) | 1985-07-25 |
| AR242770A1 (es) | 1993-05-31 |
| KR890001299B1 (ko) | 1989-04-29 |
| JPH0511096B2 (enExample) | 1993-02-12 |
| EP0146927B1 (en) | 1987-08-26 |
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