ATE269158T1 - Hydrocyanierung von olefinen und isomerisierung von nichtkonjugierten 2-alkyl-3-monoalken- nitrilen - Google Patents
Hydrocyanierung von olefinen und isomerisierung von nichtkonjugierten 2-alkyl-3-monoalken- nitrilenInfo
- Publication number
- ATE269158T1 ATE269158T1 AT99917430T AT99917430T ATE269158T1 AT E269158 T1 ATE269158 T1 AT E269158T1 AT 99917430 T AT99917430 T AT 99917430T AT 99917430 T AT99917430 T AT 99917430T AT E269158 T1 ATE269158 T1 AT E269158T1
- Authority
- AT
- Austria
- Prior art keywords
- nitriles
- hydrocyanation
- isomerization
- nonconjugated
- monoalkene
- Prior art date
Links
- 238000005669 hydrocyanation reaction Methods 0.000 title abstract 3
- 238000006317 isomerization reaction Methods 0.000 title abstract 2
- 150000001336 alkenes Chemical class 0.000 title 1
- -1 acyclic nitriles Chemical class 0.000 abstract 4
- 238000000034 method Methods 0.000 abstract 3
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 abstract 2
- 150000001875 compounds Chemical class 0.000 abstract 2
- 125000000217 alkyl group Chemical group 0.000 abstract 1
- 239000003446 ligand Substances 0.000 abstract 1
- 229910052759 nickel Inorganic materials 0.000 abstract 1
- 229910052698 phosphorus Inorganic materials 0.000 abstract 1
- 239000011574 phosphorus Substances 0.000 abstract 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07F—ACYCLIC, CARBOCYCLIC OR HETEROCYCLIC COMPOUNDS CONTAINING ELEMENTS OTHER THAN CARBON, HYDROGEN, HALOGEN, OXYGEN, NITROGEN, SULFUR, SELENIUM OR TELLURIUM
- C07F15/00—Compounds containing elements of Groups 8, 9, 10 or 18 of the Periodic Table
- C07F15/04—Nickel compounds
- C07F15/045—Nickel compounds without a metal-carbon linkage
-
- 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
- B01J31/18—Catalysts comprising hydrides, coordination complexes or organic compounds containing coordination complexes containing nitrogen, phosphorus, arsenic or antimony as complexing atoms, e.g. in pyridine ligands, or in resonance therewith, e.g. in isocyanide ligands C=N-R or as complexed central atoms
- B01J31/1845—Catalysts comprising hydrides, coordination complexes or organic compounds containing coordination complexes containing nitrogen, phosphorus, arsenic or antimony as complexing atoms, e.g. in pyridine ligands, or in resonance therewith, e.g. in isocyanide ligands C=N-R or as complexed central atoms the ligands containing phosphorus
- B01J31/185—Phosphites ((RO)3P), their isomeric phosphonates (R(RO)2P=O) and RO-substitution derivatives thereof
- B01J31/186—Mono- or diamide derivatives thereof
-
- 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
- B01J31/18—Catalysts comprising hydrides, coordination complexes or organic compounds containing coordination complexes containing nitrogen, phosphorus, arsenic or antimony as complexing atoms, e.g. in pyridine ligands, or in resonance therewith, e.g. in isocyanide ligands C=N-R or as complexed central atoms
- B01J31/1845—Catalysts comprising hydrides, coordination complexes or organic compounds containing coordination complexes containing nitrogen, phosphorus, arsenic or antimony as complexing atoms, e.g. in pyridine ligands, or in resonance therewith, e.g. in isocyanide ligands C=N-R or as complexed central atoms the ligands containing phosphorus
- B01J31/1865—Phosphonites (RP(OR)2), their isomeric phosphinates (R2(RO)P=O) and RO-substitution derivatives thereof
- B01J31/187—Amide derivatives thereof
-
- 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
- B01J31/18—Catalysts comprising hydrides, coordination complexes or organic compounds containing coordination complexes containing nitrogen, phosphorus, arsenic or antimony as complexing atoms, e.g. in pyridine ligands, or in resonance therewith, e.g. in isocyanide ligands C=N-R or as complexed central atoms
- B01J31/1845—Catalysts comprising hydrides, coordination complexes or organic compounds containing coordination complexes containing nitrogen, phosphorus, arsenic or antimony as complexing atoms, e.g. in pyridine ligands, or in resonance therewith, e.g. in isocyanide ligands C=N-R or as complexed central atoms the ligands containing phosphorus
- B01J31/1885—Ligands comprising two different formal oxidation states of phosphorus in one at least bidentate ligand, e.g. phosphite/phosphinite
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C253/00—Preparation of carboxylic acid nitriles
- C07C253/08—Preparation of carboxylic acid nitriles by addition of hydrogen cyanide or salts thereof to unsaturated compounds
- C07C253/10—Preparation of carboxylic acid nitriles by addition of hydrogen cyanide or salts thereof to unsaturated compounds to compounds containing carbon-to-carbon double bonds
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C253/00—Preparation of carboxylic acid nitriles
- C07C253/30—Preparation of carboxylic acid nitriles by reactions not involving the formation of cyano groups
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07F—ACYCLIC, CARBOCYCLIC OR HETEROCYCLIC COMPOUNDS CONTAINING ELEMENTS OTHER THAN CARBON, HYDROGEN, HALOGEN, OXYGEN, NITROGEN, SULFUR, SELENIUM OR TELLURIUM
- C07F9/00—Compounds containing elements of Groups 5 or 15 of the Periodic Table
- C07F9/02—Phosphorus compounds
- C07F9/547—Heterocyclic compounds, e.g. containing phosphorus as a ring hetero atom
- C07F9/553—Heterocyclic compounds, e.g. containing phosphorus as a ring hetero atom having one nitrogen atom as the only ring hetero atom
- C07F9/572—Five-membered rings
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07F—ACYCLIC, CARBOCYCLIC OR HETEROCYCLIC COMPOUNDS CONTAINING ELEMENTS OTHER THAN CARBON, HYDROGEN, HALOGEN, OXYGEN, NITROGEN, SULFUR, SELENIUM OR TELLURIUM
- C07F9/00—Compounds containing elements of Groups 5 or 15 of the Periodic Table
- C07F9/02—Phosphorus compounds
- C07F9/547—Heterocyclic compounds, e.g. containing phosphorus as a ring hetero atom
- C07F9/553—Heterocyclic compounds, e.g. containing phosphorus as a ring hetero atom having one nitrogen atom as the only ring hetero atom
- C07F9/572—Five-membered rings
- C07F9/5728—Five-membered rings condensed with carbocyclic rings or carbocyclic ring systems
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07F—ACYCLIC, CARBOCYCLIC OR HETEROCYCLIC COMPOUNDS CONTAINING ELEMENTS OTHER THAN CARBON, HYDROGEN, HALOGEN, OXYGEN, NITROGEN, SULFUR, SELENIUM OR TELLURIUM
- C07F9/00—Compounds containing elements of Groups 5 or 15 of the Periodic Table
- C07F9/02—Phosphorus compounds
- C07F9/547—Heterocyclic compounds, e.g. containing phosphorus as a ring hetero atom
- C07F9/6564—Heterocyclic compounds, e.g. containing phosphorus as a ring hetero atom having phosphorus atoms, with or without nitrogen, oxygen, sulfur, selenium or tellurium atoms, as ring hetero atoms
- C07F9/6581—Heterocyclic compounds, e.g. containing phosphorus as a ring hetero atom having phosphorus atoms, with or without nitrogen, oxygen, sulfur, selenium or tellurium atoms, as ring hetero atoms having phosphorus and nitrogen atoms with or without oxygen or sulfur atoms, as ring hetero atoms
- C07F9/6584—Heterocyclic compounds, e.g. containing phosphorus as a ring hetero atom having phosphorus atoms, with or without nitrogen, oxygen, sulfur, selenium or tellurium atoms, as ring hetero atoms having phosphorus and nitrogen atoms with or without oxygen or sulfur atoms, as ring hetero atoms having one phosphorus atom as ring hetero atom
- C07F9/65842—Cyclic amide derivatives of acids of phosphorus, in which one nitrogen atom belongs to the ring
-
- 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
- B01J2231/00—Catalytic reactions performed with catalysts classified in B01J31/00
- B01J2231/30—Addition reactions at carbon centres, i.e. to either C-C or C-X multiple bonds
- B01J2231/32—Addition reactions to C=C or C-C triple bonds
-
- 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
- B01J2231/00—Catalytic reactions performed with catalysts classified in B01J31/00
- B01J2231/50—Redistribution or isomerisation reactions of C-C, C=C or C-C triple bonds
- B01J2231/52—Isomerisation reactions
-
- 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
- B01J2531/00—Additional information regarding catalytic systems classified in B01J31/00
- B01J2531/02—Compositional aspects of complexes used, e.g. polynuclearity
- B01J2531/0261—Complexes comprising ligands with non-tetrahedral chirality
- B01J2531/0266—Axially chiral or atropisomeric ligands, e.g. bulky biaryls such as donor-substituted binaphthalenes, e.g. "BINAP" or "BINOL"
-
- 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
- B01J2531/00—Additional information regarding catalytic systems classified in B01J31/00
- B01J2531/80—Complexes comprising metals of Group VIII as the central metal
- B01J2531/84—Metals of the iron group
- B01J2531/847—Nickel
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Health & Medical Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Inorganic Chemistry (AREA)
- Life Sciences & Earth Sciences (AREA)
- Biochemistry (AREA)
- General Health & Medical Sciences (AREA)
- Molecular Biology (AREA)
- Toxicology (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
- Catalysts (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US8190398P | 1998-04-16 | 1998-04-16 | |
| PCT/US1999/007996 WO1999052632A1 (en) | 1998-04-16 | 1999-04-13 | Hydrocyanation of olefins and isomerization of nonconjugated 2-alkyl-3-monoalkenenitriles |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| ATE269158T1 true ATE269158T1 (de) | 2004-07-15 |
Family
ID=22167156
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| AT99917430T ATE269158T1 (de) | 1998-04-16 | 1999-04-13 | Hydrocyanierung von olefinen und isomerisierung von nichtkonjugierten 2-alkyl-3-monoalken- nitrilen |
Country Status (8)
| Country | Link |
|---|---|
| EP (1) | EP1073520B1 (https=) |
| JP (1) | JP2002511433A (https=) |
| AT (1) | ATE269158T1 (https=) |
| CA (1) | CA2328866A1 (https=) |
| DE (1) | DE69918093T2 (https=) |
| MY (1) | MY125822A (https=) |
| TW (1) | TWI245755B (https=) |
| WO (1) | WO1999052632A1 (https=) |
Families Citing this family (19)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CA2442039C (en) | 2001-03-29 | 2010-10-05 | Basf Aktiengesellschaft | Ligands for pnicogen chelate complexes with a metal of subgroup viii and use of the complexes as catalysts for hydroformylation, carbonylation, hydrocyanation or hydrogenation |
| AU2002324067A1 (en) * | 2001-08-24 | 2003-03-10 | Basf Aktiengesellschaft | Method for the production of 2-propylheptanol and hydroformylating catalysts and the further use thereof for carbonylation, hydrocyanation and hydrogenation |
| DE10205361A1 (de) * | 2002-02-08 | 2003-08-21 | Basf Ag | Phosphorchelatverbindungen |
| DE10242636A1 (de) | 2002-09-13 | 2004-03-18 | Basf Ag | Verfahren zur Herstellung von Dialdehyden und/oder ethylenisch ungesättigten Monoaldehyden durch Hydroformylierung ethylenisch ungesättigter Verbindungen |
| KR20060096433A (ko) | 2003-10-21 | 2006-09-11 | 바스프 악티엔게젤샤프트 | 알데히드의 연속식 제조 방법 |
| CN100430139C (zh) * | 2006-06-09 | 2008-11-05 | 中国科学院上海有机化学研究所 | 联萘酚骨架的取代双齿亚磷酰胺配体在烯烃氢甲酰化反应中的应用 |
| US7709673B2 (en) | 2006-07-14 | 2010-05-04 | Invista North America S.A R.L. | Process for making 3-pentenenitrile by hydrocyanation of butadiene |
| FR2926816B1 (fr) | 2008-01-25 | 2010-05-14 | Rhodia Operations | Procede de fabrication de composes comprenant des fonctions nitriles |
| FR2932477B1 (fr) | 2008-06-17 | 2013-01-18 | Rhodia Operations | Procede de fabrication de composes nitriles a partir de composes a insaturation ethylenique |
| FR2937321B1 (fr) | 2008-10-21 | 2010-10-22 | Rhodia Operations | Procede de fabrication de composes comprenant des fonctions nitriles |
| FR2941455B1 (fr) | 2009-01-29 | 2011-02-11 | Rhodia Operations | Procede de fabrication de composes comprenant des fonctions nitriles |
| CN102741210B (zh) * | 2009-12-22 | 2016-02-24 | 陶氏技术投资有限责任公司 | 控制混合配体加氢甲酰化工艺中的正构∶异构醛比率 |
| EP2740535A1 (en) * | 2012-12-04 | 2014-06-11 | Dow Technology Investments LLC | Bidentate ligands for hydroformylation of ethylene |
| CN112794948B (zh) | 2020-12-31 | 2022-08-26 | 浙江大学 | 多孔聚合物及其制备方法、催化剂以及己二腈的制备方法 |
| CN113912516B (zh) | 2021-10-15 | 2023-06-27 | 浙江新和成股份有限公司 | 一种多齿亚磷酸酯配体在催化合成己二腈中的应用 |
| EP4499605B1 (en) * | 2022-08-02 | 2025-10-29 | INVISTA Textiles (U.K.) Limited | Processes for producing nitriles and phosphorus-containing catalysts for use in such processes |
| WO2024028722A1 (en) | 2022-08-02 | 2024-02-08 | Inv Nylon Chemicals Americas, Llc | Bidentate phosphite ligands, catalytic compositions containing such ligands, and catalytic processes utilizing such catalytic compositions |
| CN119213002A (zh) | 2022-08-02 | 2024-12-27 | 英威达纺织(英国)有限公司 | 含砷配体、含有此类配体的催化组合物以及利用此类催化组合物的催化方法 |
| CN119684155B (zh) * | 2025-02-25 | 2025-05-09 | 北京道思克能源设备有限公司 | 一种1,3-丁二烯氢氰化连续制备己二腈的方法 |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| IN187044B (https=) * | 1995-01-27 | 2002-01-05 | Du Pont | |
| US5710344A (en) * | 1996-11-08 | 1998-01-20 | E. I. Du Pont De Nemours And Company | Process to prepare a linear aldehyde |
-
1999
- 1999-04-13 CA CA002328866A patent/CA2328866A1/en not_active Abandoned
- 1999-04-13 JP JP2000543237A patent/JP2002511433A/ja active Pending
- 1999-04-13 AT AT99917430T patent/ATE269158T1/de not_active IP Right Cessation
- 1999-04-13 EP EP99917430A patent/EP1073520B1/en not_active Expired - Lifetime
- 1999-04-13 DE DE69918093T patent/DE69918093T2/de not_active Expired - Lifetime
- 1999-04-13 MY MYPI99001413A patent/MY125822A/en unknown
- 1999-04-13 WO PCT/US1999/007996 patent/WO1999052632A1/en not_active Ceased
- 1999-04-26 TW TW088106026A patent/TWI245755B/zh not_active IP Right Cessation
Also Published As
| Publication number | Publication date |
|---|---|
| DE69918093D1 (de) | 2004-07-22 |
| EP1073520B1 (en) | 2004-06-16 |
| MY125822A (en) | 2006-08-30 |
| TWI245755B (en) | 2005-12-21 |
| DE69918093T2 (de) | 2005-07-28 |
| WO1999052632A1 (en) | 1999-10-21 |
| CA2328866A1 (en) | 1999-10-21 |
| JP2002511433A (ja) | 2002-04-16 |
| EP1073520A1 (en) | 2001-02-07 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| ATE269158T1 (de) | Hydrocyanierung von olefinen und isomerisierung von nichtkonjugierten 2-alkyl-3-monoalken- nitrilen | |
| MY120453A (en) | Hydrocyanation of diolefins and isomerization of nonconjugated 2-alkyl-3-monoalkenesnitriles. | |
| ATE187161T1 (de) | Cyanwasserstoff addition an diolefine und isomerisierung von nicht konjugierten 2-lkyl-3- monoalkennitrilen | |
| MY125853A (en) | Hydrocyanation of diolefins and isomerization of nonconjugated 2-alkyl-3-monoalkenenitriles | |
| RU2223146C2 (ru) | Катализатор, включающий комплекс металла viii побочной группы, на основе одного из бидентатных фосфонитных лигандов и фосфонитный лиганд | |
| MY132540A (en) | Process for hydrocyanation of diolefins and isomerization of nonconjugated 2-alkyl-3-monoalkenenitriles | |
| MY116491A (en) | Hydrocyanation of diolefins and isomerization of nonconjugated 2-alkyl-3-monoalkenenitriles | |
| BR9510347A (pt) | Processo para a hidrocianação de fase gasosa de compostos diolefínicos | |
| CA2177135C (en) | Processes and catalyst compositions for hydrocyanation of monoolefins | |
| TW343962B (en) | Process for hydrocyanation | |
| BR0211455B1 (pt) | sistema adequado como catalisador, e, processos para a preparaÇço do mesmo, de misturas de mononitrilas c5 mono-olefÍnicas, de uma dinitrila e de adipodinitrila. | |
| MY118720A (en) | A catalyst comprising at least one nickel (0) complex based on a phosphonite ligand, and the preparation of nitriles | |
| KR100577887B1 (ko) | 에틸렌계 불포화 유기 화합물을 위한 히드로시안화 방법 | |
| DE69507819D1 (de) | Hydrocyanierungsverfahren und darin verwendbare katalysatorzusammensetzungen aus nickel und mehrzähnigen phosphiten | |
| BR9510346A (pt) | Processo para a isomeração de fase gasosa de uma 2alquil-3- monoalquenonitrila não conjugada acíclica alifática | |
| KR840003236A (ko) | 올레핀의 시안화 수소화 | |
| MY139556A (en) | Catalyzed vapor-phase hydrocyanation of diolefinic compounds | |
| KR950011403A (ko) | 2-메틸-3-부텐니트릴의 이성화 방법 | |
| CA2186351C (en) | Bidentate phosphite and nickel catalyst compositions for hydrocyanation of monoolefins | |
| TH25663A (th) | กรรมวิธีที่ปรับปรุงสำหรับวิธีไฮโดรไซยาเนชั่น ไดโอเลฟินและวิธีไอโซเมอไรเซซันนอนคอนจูเกเทด 2-อัลคิล-3-โมโนอัลคีนไนไทร์ล | |
| TH20498B (th) | กรรมวิธีที่ปรับปรุงสำหรับวิธีไฮโดรไซยาเนชั่น ไดโอเลฟินและวิธีไอโซเมอไรเซซันนอนคอนจูเกเทด 2-อัลคิล-3-โมโนอัลคีนไนไทร์ล | |
| TH32712C3 (th) | ตัวเร่งปฏิกิริยาซึ่งประกอบรวมด้วยสารเชิงซ้อนของโลหะหมู่ย่อย viii ที่มีลิแกนด์ไบเดนเทตฟอสฟอไนต์เป็นพื้นฐาน และการเตรียมไนไทรล์ | |
| TH42067A3 (th) | ตัวเร่งปฏิกิริยาซึ่งประกอบรวมด้วยสารเชิงซ้อนของโลหะหมู่ย่อย viii ที่มีลิแกนด์ไบเดนเทตฟอสฟอไนต์เป็นพื้นฐาน และการเตรียมไนไทรล์ | |
| TH62782A (th) | ลิแกนด์และสารเชิงซ้อนสำหรับการเร่งปฏิกิริยาการฟอกจางสีวัสดุรองรับ | |
| TH22111B (th) | การทำปฏิกิริยาการเติมไฮโดรเจนไซยาไนด์ของไดโอลีฟิน และการทำให้เกิดไอโซเมอร์ของ 2-อัลคิล-3- โมโนอัลคีนไนตริลชนิดที่ไม่คอนจูเกต |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| RER | Ceased as to paragraph 5 lit. 3 law introducing patent treaties |