KR830006375A - 폴리페놀의 글리시딜 폴리에테르의 제조방법 - Google Patents
폴리페놀의 글리시딜 폴리에테르의 제조방법 Download PDFInfo
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- KR830006375A KR830006375A KR1019810003140A KR810003140A KR830006375A KR 830006375 A KR830006375 A KR 830006375A KR 1019810003140 A KR1019810003140 A KR 1019810003140A KR 810003140 A KR810003140 A KR 810003140A KR 830006375 A KR830006375 A KR 830006375A
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- South Korea
- Prior art keywords
- polyphenol
- group
- different
- formula
- same
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- 150000008442 polyphenolic compounds Chemical class 0.000 title claims 9
- 235000013824 polyphenols Nutrition 0.000 title claims 9
- 239000004721 Polyphenylene oxide Substances 0.000 title claims 3
- 125000003055 glycidyl group Chemical group C(C1CO1)* 0.000 title claims 3
- 238000004519 manufacturing process Methods 0.000 title claims 3
- 229920000570 polyether Polymers 0.000 title claims 3
- 238000000034 method Methods 0.000 claims 17
- WEVYAHXRMPXWCK-UHFFFAOYSA-N Acetonitrile Chemical compound CC#N WEVYAHXRMPXWCK-UHFFFAOYSA-N 0.000 claims 6
- 239000004793 Polystyrene Substances 0.000 claims 6
- 239000003054 catalyst Substances 0.000 claims 6
- 229920002223 polystyrene Polymers 0.000 claims 6
- IISBACLAFKSPIT-UHFFFAOYSA-N bisphenol A Chemical compound C=1C=C(O)C=CC=1C(C)(C)C1=CC=C(O)C=C1 IISBACLAFKSPIT-UHFFFAOYSA-N 0.000 claims 5
- 238000006243 chemical reaction Methods 0.000 claims 5
- 125000000524 functional group Chemical group 0.000 claims 5
- WKBOTKDWSSQWDR-UHFFFAOYSA-N Bromine atom Chemical compound [Br] WKBOTKDWSSQWDR-UHFFFAOYSA-N 0.000 claims 4
- 229910052783 alkali metal Inorganic materials 0.000 claims 4
- -1 alkali metal salt Chemical class 0.000 claims 4
- PXKLMJQFEQBVLD-UHFFFAOYSA-N bisphenol F Chemical compound C1=CC(O)=CC=C1CC1=CC=C(O)C=C1 PXKLMJQFEQBVLD-UHFFFAOYSA-N 0.000 claims 4
- 125000004432 carbon atom Chemical group C* 0.000 claims 4
- 239000000460 chlorine Substances 0.000 claims 4
- 229910052801 chlorine Inorganic materials 0.000 claims 4
- 239000001257 hydrogen Substances 0.000 claims 4
- 229910052739 hydrogen Inorganic materials 0.000 claims 4
- ZAMOUSCENKQFHK-UHFFFAOYSA-N Chlorine atom Chemical compound [Cl] ZAMOUSCENKQFHK-UHFFFAOYSA-N 0.000 claims 3
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 claims 3
- ZMXDDKWLCZADIW-UHFFFAOYSA-N N,N-Dimethylformamide Chemical compound CN(C)C=O ZMXDDKWLCZADIW-UHFFFAOYSA-N 0.000 claims 3
- JFDZBHWFFUWGJE-UHFFFAOYSA-N benzonitrile Chemical compound N#CC1=CC=CC=C1 JFDZBHWFFUWGJE-UHFFFAOYSA-N 0.000 claims 3
- GDTBXPJZTBHREO-UHFFFAOYSA-N bromine Substances BrBr GDTBXPJZTBHREO-UHFFFAOYSA-N 0.000 claims 3
- 229910052794 bromium Inorganic materials 0.000 claims 3
- IAZDPXIOMUYVGZ-UHFFFAOYSA-N Dimethylsulphoxide Chemical compound CS(C)=O IAZDPXIOMUYVGZ-UHFFFAOYSA-N 0.000 claims 2
- 125000001309 chloro group Chemical group Cl* 0.000 claims 2
- 125000004435 hydrogen atom Chemical group [H]* 0.000 claims 2
- BQCCJWMQESHLIT-UHFFFAOYSA-N 1-propylsulfinylpropane Chemical compound CCCS(=O)CCC BQCCJWMQESHLIT-UHFFFAOYSA-N 0.000 claims 1
- 125000004203 4-hydroxyphenyl group Chemical group [H]OC1=C([H])C([H])=C(*)C([H])=C1[H] 0.000 claims 1
- BRLQWZUYTZBJKN-UHFFFAOYSA-N Epichlorohydrin Chemical group ClCC1CO1 BRLQWZUYTZBJKN-UHFFFAOYSA-N 0.000 claims 1
- FXHOOIRPVKKKFG-UHFFFAOYSA-N N,N-Dimethylacetamide Chemical compound CN(C)C(C)=O FXHOOIRPVKKKFG-UHFFFAOYSA-N 0.000 claims 1
- SECXISVLQFMRJM-UHFFFAOYSA-N N-Methylpyrrolidone Chemical compound CN1CCCC1=O SECXISVLQFMRJM-UHFFFAOYSA-N 0.000 claims 1
- ISWSIDIOOBJBQZ-UHFFFAOYSA-N Phenol Chemical compound OC1=CC=CC=C1 ISWSIDIOOBJBQZ-UHFFFAOYSA-N 0.000 claims 1
- CIUQDSCDWFSTQR-UHFFFAOYSA-N [C]1=CC=CC=C1 Chemical compound [C]1=CC=CC=C1 CIUQDSCDWFSTQR-UHFFFAOYSA-N 0.000 claims 1
- 239000003513 alkali Substances 0.000 claims 1
- 125000000217 alkyl group Chemical group 0.000 claims 1
- 125000005997 bromomethyl group Chemical group 0.000 claims 1
- 125000004218 chloromethyl group Chemical group [H]C([H])(Cl)* 0.000 claims 1
- 238000004132 cross linking Methods 0.000 claims 1
- 150000002431 hydrogen Chemical class 0.000 claims 1
- 239000000203 mixture Substances 0.000 claims 1
- 150000002894 organic compounds Chemical class 0.000 claims 1
- 229920000620 organic polymer Polymers 0.000 claims 1
- 125000001997 phenyl group Chemical group [H]C1=C([H])C([H])=C(*)C([H])=C1[H] 0.000 claims 1
- 229920000642 polymer Polymers 0.000 claims 1
- 238000006116 polymerization reaction Methods 0.000 claims 1
- 239000001294 propane Substances 0.000 claims 1
- FVSKHRXBFJPNKK-UHFFFAOYSA-N propionitrile Chemical compound CCC#N FVSKHRXBFJPNKK-UHFFFAOYSA-N 0.000 claims 1
- 229910052709 silver Inorganic materials 0.000 claims 1
- 239000004332 silver Substances 0.000 claims 1
- HXJUTPCZVOIRIF-UHFFFAOYSA-N sulfolane Chemical compound O=S1(=O)CCCC1 HXJUTPCZVOIRIF-UHFFFAOYSA-N 0.000 claims 1
- VOVUARRWDCVURC-UHFFFAOYSA-N thiirane Chemical compound C1CS1 VOVUARRWDCVURC-UHFFFAOYSA-N 0.000 claims 1
Classifications
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
- C08G59/00—Polycondensates containing more than one epoxy group per molecule; Macromolecules obtained by polymerising compounds containing more than one epoxy group per molecule using curing agents or catalysts which react with the epoxy groups
- C08G59/02—Polycondensates containing more than one epoxy group per molecule
- C08G59/04—Polycondensates containing more than one epoxy group per molecule of polyhydroxy compounds with epihalohydrins or precursors thereof
- C08G59/06—Polycondensates containing more than one epoxy group per molecule of polyhydroxy compounds with epihalohydrins or precursors thereof of polyhydric phenols
-
- 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
- B01J31/00—Catalysts comprising hydrides, coordination complexes or organic compounds
- B01J31/16—Catalysts comprising hydrides, coordination complexes or organic compounds containing coordination complexes
- B01J31/165—Polymer immobilised coordination complexes, e.g. organometallic complexes
-
- 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
- B01J31/00—Catalysts comprising hydrides, coordination complexes or organic compounds
- B01J31/02—Catalysts comprising hydrides, coordination complexes or organic compounds containing organic compounds or metal hydrides
- B01J31/06—Catalysts comprising hydrides, coordination complexes or organic compounds containing organic compounds or metal hydrides containing polymers
- B01J31/068—Polyalkylene glycols
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C37/00—Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom of a six-membered aromatic ring
- C07C37/64—Preparation of O-metal compounds with O-metal group bound to a carbon atom belonging to a six-membered aromatic ring
- C07C37/66—Preparation of O-metal compounds with O-metal group bound to a carbon atom belonging to a six-membered aromatic ring by conversion of hydroxy groups to O-metal groups
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C41/00—Preparation of ethers; Preparation of compounds having groups, groups or groups
- C07C41/01—Preparation of ethers
- C07C41/02—Preparation of ethers from oxiranes
- C07C41/03—Preparation of ethers from oxiranes by reaction of oxirane rings with hydroxy groups
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
- C08G59/00—Polycondensates containing more than one epoxy group per molecule; Macromolecules obtained by polymerising compounds containing more than one epoxy group per molecule using curing agents or catalysts which react with the epoxy groups
- C08G59/02—Polycondensates containing more than one epoxy group per molecule
- C08G59/04—Polycondensates containing more than one epoxy group per molecule of polyhydroxy compounds with epihalohydrins or precursors thereof
- C08G59/06—Polycondensates containing more than one epoxy group per molecule of polyhydroxy compounds with epihalohydrins or precursors thereof of polyhydric phenols
- C08G59/063—Polycondensates containing more than one epoxy group per molecule of polyhydroxy compounds with epihalohydrins or precursors thereof of polyhydric phenols with epihalohydrins
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
- C08G59/00—Polycondensates containing more than one epoxy group per molecule; Macromolecules obtained by polymerising compounds containing more than one epoxy group per molecule using curing agents or catalysts which react with the epoxy groups
- C08G59/18—Macromolecules obtained by polymerising compounds containing more than one epoxy group per molecule using curing agents or catalysts which react with the epoxy groups ; e.g. general methods of curing
- C08G59/68—Macromolecules obtained by polymerising compounds containing more than one epoxy group per molecule using curing agents or catalysts which react with the epoxy groups ; e.g. general methods of curing characterised by the catalysts used
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- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Inorganic Chemistry (AREA)
- Health & Medical Sciences (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Epoxy Compounds (AREA)
- Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
- Epoxy Resins (AREA)
- Polyethers (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Phenolic Resins Or Amino Resins (AREA)
- Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
- Transition And Organic Metals Composition Catalysts For Addition Polymerization (AREA)
- Peptides Or Proteins (AREA)
- Graft Or Block Polymers (AREA)
Abstract
내용 없음
Description
본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음
Claims (20)
- 하기식을 갖는 교차결합 유기중합 지지물 및 지지물에 고정된 다량의 관능기(촉매의 활성기)로 구성되는 지지된 촉매의 존재하에서 반응을 수행시킴을 특징으로 하는 문수 및 기본적으로 비양자성 매질 중에서 적어도 하나의 폴리페놀의 알칼리금속염과 적어도 하나의 1-할로게노-2,3-에폭시알칸을 반응시키는 폴리페놀을 글리시딜 폴리에테르 제조방법.식중,R1,R2,R3,R4,R5,및 R7은 같거나 다르고, 각각은 수소원자 또는 1∼4 탄소 원자를 갖는 알킬라디칼이고,R5및 R8은 같거나 다르고, 수소원자, 1∼12 탄소원자를 갖는 알킬 또는 시클로알킬라디칼, 페닐라디칼(C6H5) 또는n,m 및 p는 같거나 다르고 1 이상 10이하이다.
- 식중,R1,R2,R3,R4,R5,및 R7은 같거나 다르고, 수소원자 또는 메틸라디칼이고 R5및 R8이 같거나 다르고, 수소원자 또는 1∼4 탄소원자를 갖는 알킬라디칼인 식(Ⅰ)의 기에서 관능기의 촉매를 선택함을 특징으로 하는 특허청구의 범위 제1항 기재에 의한 방법.
- 관능기의 촉매를 n,m 및 p가 같거나 다르고 1이상 6 이하인 식(Ⅰ)로 나타냄을 특징으로 하는 특허청구의 범위 제1 또는 2항 기재에 의한 방법.
- 지지물을 식(Ⅰ)의 관능기로 치환시킬 수 있는 기를 함유하는 교차결합된 유기중합체에서 유도함을 특징으로 하는 전항의 특허청구의 범위 기재중의 방법.
- 지지물을 교차 결합도가 약 10%이하, 바람직하기로는 약 5% 이하의 중합체에서 유도함을 특징으로 하는 전항의 특허청구의 범위 기재중의 방법.
- 지지물을 디비닐벤벤으로 교차 결합된 폴리스틸렌에서 유도함을 특징으로 하는 전항의 특허청구의 범위 기재중의 방법.
- 지지물을 클로로메틸화된 또는 브로모메틸화된 폴리스틸렌에서 유도함을 특징으로 하는 특허청구의 범위 제5 또는 6항 기재의 의한 방법.
- 클로로메틸 또는 브로모메틸기를 운반하는 폴리스틸렌 중의 벤벤핵의 백분율이 5%이상 바람직하기로는 10% 이상임을 특징으로 하는 특허청구의 범위 제7항 기재에 의한 방법.
- 폴리스틸렌이 1그램당 브롬 또는 염소의 약 0.5∼약 7밀리당량의 브롬 또는 염소수를 갖는 것을 특징으로 하는 특허청구의 범위 제8항 기재에 의한 방법.
- 촉매가 식로 나타냄을 특징으로 하는 특허청구의 범위 제5항 제9항 기재중의 방법.상기 식중, R1∼R8, n,m 및p는 상술한 바와 같고(식중 X는 염소 또는 브롬원자이다)의 클로로 에틸화된 또는 브로모에틸화된 폴리스틸렌으로부터 유도한다.
- 식로 나타내는 촉매의 존재우에서 반응을 수행시킴을 특징으로 하는 무수 및 기본적으로 비양자성 매질중에서 적어도 하나의 폴리페놀의 알칼리 금속염과 적어도 하나의 1-할로게노-2,3-에폭시알칸을 반응시키는 폴리페놀의 글리시딜 폴리에테르의 제조방법.상기 식중 R1∼R4,R6및 R7은 수소이고, R5및 R8은 같거나 다르고 수소 또는 바람직하기로는 1∼4탄소원자를 갖는 알칼라디칼이고 m,n 및 p는 1 이상 6이하이고은 교차 결하도가 10% 이하이고 염소 또는 브롬수가 약 0.8∼약 7meq/g인 디비닐벤벤으로 교차 결합된 클로로메틸화된 또는 브로모메틸화된 폴리스틸렌에서 유도한다.
- 폴리페놀을 비스페놀 A, 비스페놀 F, 2,2-비스-(4-히드록시페닐)-1,1,-디클로로에틸렌 및 2,2-비스-(3,5-디브로모-4-히드록시페닐)-프로판으로 구성되는 기에서 선택함을 특징으로 하는 전항의 특허청구 범위 기재중의 방법.
- 폴리페놀을 비스페놀 A, 비스페놀 F 및 이들의 혼합무로 구성되는 기에서 선택함을 특징으로 하는 전항의 특허청구 범위 기재중의 방법.
- 폴리페놀이 비스페놀임 A을 특징으로 하는 전항의 특허청구의 범위 기재중의 방법.
- 1-할로게노-2,3-에폭시알칸이 에피클로로히드린임을 특징으로 하는 전항의 특허청구의 범위 기재중의 방법.
- 폴리페놀의 알칼리금속염에서 시작한 OM기의 1그램당량당 1∼13몰, 바람직하기로는 1∼5몰의 1-할로게노-2,3-에폭시않칸의 존재중에서 반응시킴을 특징으로 하는 전항의 특허청구의범위 기재중의 방법.
- 폴리페놀의 알칼리금속염에서 시작한 OM기의 100당량당 0.05∼5당량, 바람직하기로는 0.25∼2,5당량의 식(Ⅰ)의 관능기의 존재중에서 반응시킴을 특징으로 하는 전항의 특허청구의 범위 기재중의 방법.
- 아세토니트릴, 디메틸포름아미드, 디메틸아세트아미드, 디메틸술폭사이드, 디프로필술폭사이드, 프로피오니트릴, 벤조니트릴, 에틸렌술피드, N-메틸피롤리돈 및 테트라메틸렌술폰으로 구성되는 기에서 선택한 극성 비양자성 유기 화합물의 존재 중에서 반응시킴을 특징으로 하는 전항의 기재중의 방법.
- 아세토니트릴의 존재중에서 반응시킴을 특징으로 하는 전항의 특허청구의 범위 기재중의 방법.
- 반응온도가 50∼150℃, 바람직하기로는 70∼120℃임을 특징으로 하는 전항의 특허청구의 범위 기재중의 방법.※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR8018563A FR2490654A1 (fr) | 1980-08-27 | 1980-08-27 | Procede de preparation de polyethers glycidiques de polyphenols |
| FR18563 | 1980-08-27 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| KR830006375A true KR830006375A (ko) | 1983-09-24 |
| KR840000806B1 KR840000806B1 (ko) | 1984-06-12 |
Family
ID=9245418
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| KR1019810003140A KR840000806B1 (ko) | 1980-08-27 | 1981-08-27 | 폴리페놀의 글리시딜 폴리에테르의 제조방법 |
Country Status (21)
| Country | Link |
|---|---|
| US (1) | US4383118A (ko) |
| EP (1) | EP0046720B1 (ko) |
| JP (1) | JPS5946945B2 (ko) |
| KR (1) | KR840000806B1 (ko) |
| AT (1) | ATE8903T1 (ko) |
| AU (1) | AU542371B2 (ko) |
| BR (1) | BR8105434A (ko) |
| CA (1) | CA1173597A (ko) |
| DD (1) | DD201602A5 (ko) |
| DE (1) | DE3165403D1 (ko) |
| DK (1) | DK377681A (ko) |
| ES (1) | ES504994A0 (ko) |
| FI (1) | FI812644L (ko) |
| FR (1) | FR2490654A1 (ko) |
| IL (1) | IL63659A (ko) |
| NO (1) | NO812852L (ko) |
| PL (1) | PL129628B1 (ko) |
| PT (1) | PT73576B (ko) |
| RO (1) | RO83484B (ko) |
| YU (1) | YU205681A (ko) |
| ZA (1) | ZA815434B (ko) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| ES2059307T3 (es) * | 1985-12-13 | 1994-11-16 | Ciba Geigy Ag | Procedimiento para la preparacion de compuestos glicidilo. |
| US4778863A (en) * | 1987-08-13 | 1988-10-18 | The Dow Chemical Company | Preparation of epoxy resins having low undesirable halogen content |
| US5789333A (en) * | 1997-03-05 | 1998-08-04 | Iowa State University Research Foundation, Inc. | Catalyst system comprising a first catalyst system tethered to a supported catalyst |
| CN1583696A (zh) * | 2004-06-03 | 2005-02-23 | 中国科学院长春应用化学研究所 | 双酚二盐的制备方法 |
| JP2018192756A (ja) | 2017-05-22 | 2018-12-06 | セイコーエプソン株式会社 | 弁ユニット、及び、液体噴射装置 |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2445843A1 (fr) * | 1979-01-05 | 1980-08-01 | Rhone Poulenc Ind | Procede de preparation de polyethers glycidyliques de polyphenols |
| FR2450266A1 (fr) * | 1979-03-02 | 1980-09-26 | Rhone Poulenc Ind | Procede de preparation de polyesthers glycidiques de polyphenols |
| FR2459216A1 (fr) * | 1979-06-20 | 1981-01-09 | Rhone Poulenc Ind | Procede de preparation d'ethers aryliques |
| US4284573A (en) * | 1979-10-01 | 1981-08-18 | The Dow Chemical Company | Preparation of glycidyl ethers |
| US4276406A (en) * | 1980-04-10 | 1981-06-30 | The Dow Chemical Company | Catalyst for reacting phenolic hydroxyl groups with epoxy groups |
-
1980
- 1980-08-27 FR FR8018563A patent/FR2490654A1/fr active Granted
-
1981
- 1981-08-07 ZA ZA815434A patent/ZA815434B/xx unknown
- 1981-08-24 DE DE8181420125T patent/DE3165403D1/de not_active Expired
- 1981-08-24 NO NO812852A patent/NO812852L/no unknown
- 1981-08-24 AU AU74459/81A patent/AU542371B2/en not_active Ceased
- 1981-08-24 AT AT81420125T patent/ATE8903T1/de not_active IP Right Cessation
- 1981-08-24 EP EP81420125A patent/EP0046720B1/fr not_active Expired
- 1981-08-25 DD DD81232779A patent/DD201602A5/de unknown
- 1981-08-25 US US06/296,213 patent/US4383118A/en not_active Expired - Fee Related
- 1981-08-26 PT PT73576A patent/PT73576B/pt unknown
- 1981-08-26 DK DK377681A patent/DK377681A/da not_active Application Discontinuation
- 1981-08-26 RO RO105174A patent/RO83484B/ro unknown
- 1981-08-26 PL PL1981232814A patent/PL129628B1/pl unknown
- 1981-08-26 FI FI812644A patent/FI812644L/fi not_active Application Discontinuation
- 1981-08-26 ES ES504994A patent/ES504994A0/es active Granted
- 1981-08-26 BR BR8105434A patent/BR8105434A/pt unknown
- 1981-08-26 YU YU02056/81A patent/YU205681A/xx unknown
- 1981-08-26 CA CA000384644A patent/CA1173597A/fr not_active Expired
- 1981-08-26 IL IL63659A patent/IL63659A/xx unknown
- 1981-08-27 JP JP56133466A patent/JPS5946945B2/ja not_active Expired
- 1981-08-27 KR KR1019810003140A patent/KR840000806B1/ko active
Also Published As
| Publication number | Publication date |
|---|---|
| ES8306773A1 (es) | 1983-01-01 |
| IL63659A0 (en) | 1981-11-30 |
| AU7445981A (en) | 1982-03-04 |
| IL63659A (en) | 1984-09-30 |
| PT73576B (fr) | 1982-11-09 |
| PL232814A1 (ko) | 1982-04-26 |
| DE3165403D1 (en) | 1984-09-13 |
| CA1173597A (fr) | 1984-08-28 |
| FI812644L (fi) | 1982-02-28 |
| ZA815434B (en) | 1982-08-25 |
| YU205681A (en) | 1983-06-30 |
| BR8105434A (pt) | 1982-05-11 |
| RO83484A (ro) | 1984-02-21 |
| JPS5772976A (en) | 1982-05-07 |
| PT73576A (fr) | 1981-09-01 |
| ES504994A0 (es) | 1983-01-01 |
| EP0046720B1 (fr) | 1984-08-08 |
| FR2490654B1 (ko) | 1982-11-12 |
| FR2490654A1 (fr) | 1982-03-26 |
| ATE8903T1 (de) | 1984-08-15 |
| JPS5946945B2 (ja) | 1984-11-15 |
| RO83484B (ro) | 1984-02-28 |
| US4383118A (en) | 1983-05-10 |
| EP0046720A1 (fr) | 1982-03-03 |
| AU542371B2 (en) | 1985-02-21 |
| DK377681A (da) | 1982-02-28 |
| NO812852L (no) | 1982-03-01 |
| DD201602A5 (de) | 1983-07-27 |
| PL129628B1 (en) | 1984-05-31 |
| KR840000806B1 (ko) | 1984-06-12 |
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