[go: up one dir, main page]

DE3772331D1 - Verfahren zur oligomerisierung von propen. - Google Patents

Verfahren zur oligomerisierung von propen.

Info

Publication number
DE3772331D1
DE3772331D1 DE8787116737T DE3772331T DE3772331D1 DE 3772331 D1 DE3772331 D1 DE 3772331D1 DE 8787116737 T DE8787116737 T DE 8787116737T DE 3772331 T DE3772331 T DE 3772331T DE 3772331 D1 DE3772331 D1 DE 3772331D1
Authority
DE
Germany
Prior art keywords
oligomerizing
propen
oligomerizing propen
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 - Lifetime
Application number
DE8787116737T
Other languages
English (en)
Inventor
Masami Watanabe
Masahiko Kuramoto
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Idemitsu Kosan Co Ltd
Original Assignee
Idemitsu Kosan Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Idemitsu Kosan Co Ltd filed Critical Idemitsu Kosan Co Ltd
Application granted granted Critical
Publication of DE3772331D1 publication Critical patent/DE3772331D1/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C2/00—Preparation of hydrocarbons from hydrocarbons containing a smaller number of carbon atoms
    • C07C2/02—Preparation of hydrocarbons from hydrocarbons containing a smaller number of carbon atoms by addition between unsaturated hydrocarbons
    • C07C2/04—Preparation of hydrocarbons from hydrocarbons containing a smaller number of carbon atoms by addition between unsaturated hydrocarbons by oligomerisation of well-defined unsaturated hydrocarbons without ring formation
    • C07C2/06—Preparation of hydrocarbons from hydrocarbons containing a smaller number of carbon atoms by addition between unsaturated hydrocarbons by oligomerisation of well-defined unsaturated hydrocarbons without ring formation of alkenes, i.e. acyclic hydrocarbons having only one carbon-to-carbon double bond
    • C07C2/08—Catalytic processes
    • C07C2/26—Catalytic processes with hydrides or organic compounds
    • C07C2/32—Catalytic processes with hydrides or organic compounds as complexes, e.g. acetyl-acetonates
    • C07C2/34—Metal-hydrocarbon complexes
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C2531/00—Catalysts comprising hydrides, coordination complexes or organic compounds
    • C07C2531/02—Catalysts comprising hydrides, coordination complexes or organic compounds containing organic compounds or metal hydrides
    • C07C2531/12—Catalysts comprising hydrides, coordination complexes or organic compounds containing organic compounds or metal hydrides containing organo-metallic compounds or metal hydrides
    • C07C2531/14—Catalysts comprising hydrides, coordination complexes or organic compounds containing organic compounds or metal hydrides containing organo-metallic compounds or metal hydrides of aluminium or boron
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C2531/00—Catalysts comprising hydrides, coordination complexes or organic compounds
    • C07C2531/16—Catalysts comprising hydrides, coordination complexes or organic compounds containing coordination complexes
    • C07C2531/22—Organic complexes
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P20/00—Technologies relating to chemical industry
    • Y02P20/50—Improvements relating to the production of bulk chemicals
    • Y02P20/52—Improvements relating to the production of bulk chemicals using catalysts, e.g. selective catalysts
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S526/00—Synthetic resins or natural rubbers -- part of the class 520 series
    • Y10S526/943—Polymerization with metallocene catalysts

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Transition And Organic Metals Composition Catalysts For Addition Polymerization (AREA)
DE8787116737T 1986-11-13 1987-11-12 Verfahren zur oligomerisierung von propen. Expired - Lifetime DE3772331D1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP27060686 1986-11-13
JP31443686 1986-12-25

Publications (1)

Publication Number Publication Date
DE3772331D1 true DE3772331D1 (de) 1991-09-26

Family

ID=26549281

Family Applications (1)

Application Number Title Priority Date Filing Date
DE8787116737T Expired - Lifetime DE3772331D1 (de) 1986-11-13 1987-11-12 Verfahren zur oligomerisierung von propen.

Country Status (3)

Country Link
US (1) US4814540A (de)
EP (1) EP0268214B1 (de)
DE (1) DE3772331D1 (de)

Families Citing this family (96)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4695669A (en) * 1986-09-02 1987-09-22 The Dow Chemical Company Process for propylene dimerization
DE3855519T2 (de) * 1987-03-19 1997-04-17 Idemitsu Kosan Co Olefinpolymere und Verfahren zu deren Herstellung
JP2546859B2 (ja) * 1987-10-08 1996-10-23 東燃株式会社 エチレン重合用触媒
US5043515A (en) * 1989-08-08 1991-08-27 Shell Oil Company Ethylene oligomerization catalyst and process
CA2000182C (en) * 1988-10-27 1999-04-06 Lynn H. Slaugh Ethylene oligomerization process and catalyst
MY107639A (en) * 1990-04-18 1996-05-30 Mitsui Chemicals Incorporated Process for the preparation of an ethylene copolymer and an olefin polymer, and catalyst for olefin polymeri -zation
EP0481480B1 (de) * 1990-10-17 1995-01-25 Idemitsu Kosan Company Limited Verfahren zur Herstellung von Oligomeren auf Basis von Propylen
GB9027000D0 (en) * 1990-12-12 1991-01-30 Shell Int Research Alkenyl succinimides as luboil additives
US5087788A (en) * 1991-03-04 1992-02-11 Ethyl Corporation Preparation of high purity vinylindene olefin
DE4205932A1 (de) * 1992-02-27 1993-09-02 Basf Ag Verfahren zur herstellung von propenoligomeren
US5928557A (en) * 1992-04-09 1999-07-27 Minnesota Mining And Manufacturing Company Lubricants for compressor fluids
US6043401A (en) * 1992-05-26 2000-03-28 Bp Amoco Corporation Reactive, low molecular weight, viscous poly(1-olefins) and copoly(1-olefins) and their method of manufacture
WO1993024539A1 (en) * 1992-05-26 1993-12-09 Amoco Corporation Reactive, low molecular weight, viscous poly(1-olefins) and copoly(1-olefins) and their method of manufacture
US5688887A (en) * 1992-05-26 1997-11-18 Amoco Corporation Reactive, low molecular weight, viscous poly(1-olefins) and copoly(1-olefins) and their method of manufacture
EP0586777B1 (de) * 1992-08-31 1999-04-28 Fina Research S.A. Verfahren zur Herstellung von flüssigen statistischen Copolymerisaten des Typs Ethylen
US5608019A (en) * 1992-12-28 1997-03-04 Mobil Oil Corporation Temperature control of MW in olefin polymerization using supported metallocene catalyst
US5332706A (en) * 1992-12-28 1994-07-26 Mobil Oil Corporation Process and a catalyst for preventing reactor fouling
US5602067A (en) * 1992-12-28 1997-02-11 Mobil Oil Corporation Process and a catalyst for preventing reactor fouling
US5420220A (en) * 1993-03-25 1995-05-30 Mobil Oil Corporation LLDPE films
DE4313088A1 (de) * 1993-04-22 1994-10-27 Basf Ag Poly-1-n-alkenamine und diese enthaltende Kraft- und Schmierstoffzusammensetzungen
US5433875A (en) * 1993-06-16 1995-07-18 Ethyl Corporation Ashless mannich despersants, their preparation, and their use
US5455741A (en) * 1993-10-26 1995-10-03 Pulse Engineering, Inc. Wire-lead through hole interconnect device
US5614456A (en) * 1993-11-15 1997-03-25 Mobil Oil Corporation Catalyst for bimodal molecular weight distribution ethylene polymers and copolymers
US5674950A (en) * 1994-03-07 1997-10-07 Exxon Chemical Patents Inc. Polymers having terminal hydroxyl aldehyde, or alkylamino substitutents and derivatives thereof
US5691422A (en) * 1994-03-07 1997-11-25 Exxon Chemical Patents Inc. Saturated polyolefins having terminal aldehyde or hydroxy substituents and derivatives thereof
US5525678A (en) * 1994-09-22 1996-06-11 Mobil Oil Corporation Process for controlling the MWD of a broad/bimodal resin produced in a single reactor
US5500398A (en) * 1994-11-09 1996-03-19 Northwestern University Homogeneous α-olefin dimerization catalysts
WO1996023751A1 (de) * 1995-02-01 1996-08-08 Basf Aktiengesellschaft Verfahren zur herstellung von olefin-oligomeren
US5882750A (en) * 1995-07-03 1999-03-16 Mobil Oil Corporation Single reactor bimodal HMW-HDPE film resin with improved bubble stability
US5616153A (en) * 1995-10-03 1997-04-01 Ethyl Corporation Copolymer dispersants via vinyl terminated propene polymers
US6486089B1 (en) 1995-11-09 2002-11-26 Exxonmobil Oil Corporation Bimetallic catalyst for ethylene polymerization reactions with uniform component distribution
RU2111200C1 (ru) * 1995-12-26 1998-05-20 Акционерное общество "Ставропольполимер" СПОСОБ ПОЛУЧЕНИЯ ВЫСШИХ α -ОЛЕФИНОВ
US5908903A (en) * 1995-12-27 1999-06-01 Basf Aktiengesellschaft Metallocene catalyst systems containing lewis bases
US6417130B1 (en) 1996-03-25 2002-07-09 Exxonmobil Oil Corporation One pot preparation of bimetallic catalysts for ethylene 1-olefin copolymerization
EP0912244A4 (de) * 1996-07-15 2001-09-12 Mobil Oil Corp Mit comonomer vorbehandelter bimetallischer katalysator zum blasformen und filme
DE19645430A1 (de) * 1996-11-04 1998-05-07 Basf Ag Polyolefine und deren funktionalisierte Derivate
US6005463A (en) * 1997-01-30 1999-12-21 Pulse Engineering Through-hole interconnect device with isolated wire-leads and component barriers
US6153551A (en) 1997-07-14 2000-11-28 Mobil Oil Corporation Preparation of supported catalyst using trialkylaluminum-metallocene contact products
US6051525A (en) * 1997-07-14 2000-04-18 Mobil Corporation Catalyst for the manufacture of polyethylene with a broad or bimodal molecular weight distribution
US6812182B2 (en) 1998-10-23 2004-11-02 Albemarle Corporation Compositions formed from hydroxyaluminoxane and their use as catalyst components
US6462212B1 (en) 1998-10-23 2002-10-08 Albemarle Corporation Transition metal compounds having conjugate aluminoxate anions and their use as catalyst components
US20040002420A1 (en) * 1998-10-23 2004-01-01 Feng-Jung Wu Stable catalysts and co-catalyst compositions formed from hydroxyaluminoxane and their use
US6492292B2 (en) 1998-10-23 2002-12-10 Albemarle Corporation Gelatinous compositions formed from hydroxyaluminoxane, solid compositions formed therefrom, and the use of such compositions as catalyst components
US6160145A (en) * 1998-10-23 2000-12-12 Albemarle Corporation Transition metal compounds having conjugate aluminoxate anions and their use as catalyst components
US6555494B2 (en) 1998-10-23 2003-04-29 Albemarle Corporation Transition metal compounds having conjugate aluminoxate anions, their preparation and their use as catalyst components
MY139205A (en) 2001-08-31 2009-08-28 Pennzoil Quaker State Co Synthesis of poly-alpha olefin and use thereof
DE10145619A1 (de) 2001-09-15 2003-04-10 Basf Ag Verfahren zur Trimerisierung von alpha-Olefinen
KR20050035183A (ko) * 2001-11-30 2005-04-15 엑손모빌 케미칼 패턴츠 인코포레이티드 비-단일 부위/단일 부위 촉매 복합물을 이용하여 제조된에틸렌/알파-올레핀 공중합체, 이의 제조 방법 및 용도
SG158844A1 (en) * 2005-02-10 2010-02-26 Mitsui Chemicals Inc Catalyst for propylene dimerization and dimerization method
JP4667901B2 (ja) * 2005-02-18 2011-04-13 出光興産株式会社 不飽和炭化水素化合物の製造方法
US8372930B2 (en) * 2008-06-20 2013-02-12 Exxonmobil Chemical Patents Inc. High vinyl terminated propylene based oligomers
US8283428B2 (en) 2008-06-20 2012-10-09 Exxonmobil Chemical Patents Inc. Polymacromonomer and process for production thereof
US8399725B2 (en) * 2008-06-20 2013-03-19 Exxonmobil Chemical Patents Inc. Functionalized high vinyl terminated propylene based oligomers
US8283419B2 (en) * 2008-06-20 2012-10-09 Exxonmobil Chemical Patents Inc. Olefin functionalization by metathesis reaction
US8802797B2 (en) 2008-06-20 2014-08-12 Exxonmobil Chemical Patents Inc. Vinyl-terminated macromonomer oligomerization
US20100016191A1 (en) * 2008-07-18 2010-01-21 Harrison James J Copolymers Made With Allyl-Terminated Polyolefins And Unsaturated Acidic Reagents, Dispersants Using Same, and Methods of Making Same
US20110207977A1 (en) * 2008-11-04 2011-08-25 Idemitsu Kosan Co., Ltd. Method for producing a-olefin oligomer, a-olefin oligomer, and lubricating oil composition
US8101809B2 (en) * 2009-08-10 2012-01-24 Chevron U.S.A. Inc. Base oil composition comprising oligomerized olefins
US8178739B2 (en) * 2009-08-10 2012-05-15 Chevron U.S.A. Inc. Tuning an oligomerizing step to produce a base oil with selected properties
US8124821B2 (en) 2009-08-10 2012-02-28 Chevron U.S.A. Inc. Oligomerization of propylene to produce base oil products using ionic liquids-based catalysis
US8604258B2 (en) 2009-08-10 2013-12-10 Chevron U.S.A. Inc. Base oil having high kinematic viscosity and low pour point
US9267091B2 (en) 2009-08-10 2016-02-23 Chevron U.S.A. Inc. Tuning an oligomerizing step that uses an acidic ionic liquid catalyst to produce a base oil with selected properties
JP5471629B2 (ja) * 2010-03-10 2014-04-16 株式会社島津製作所 液体クロマトグラフ用分析システム及び該分析システムの制御プログラム
US8222471B2 (en) * 2010-12-13 2012-07-17 Chevron U.S.A. Inc. Process for making a high viscosity base oil with an improved viscosity index
US8841397B2 (en) 2011-03-25 2014-09-23 Exxonmobil Chemical Patents Inc. Vinyl terminated higher olefin polymers and methods to produce thereof
US8623974B2 (en) 2011-03-25 2014-01-07 Exxonmobil Chemical Patents Inc. Branched vinyl terminated polymers and methods for production thereof
US8835563B2 (en) 2011-03-25 2014-09-16 Exxonmobil Chemical Patents Inc. Block copolymers from silylated vinyl terminated macromers
CN103443132A (zh) 2011-03-25 2013-12-11 埃克森美孚化学专利公司 用于生产乙烯基封端的丙烯和乙烯/丙烯大分子单体的增强的催化剂性能
US8501894B2 (en) 2011-03-25 2013-08-06 Exxonmobil Chemical Patents Inc. Hydrosilyation of vinyl macromers with metallocenes
US8669326B2 (en) 2011-03-25 2014-03-11 Exxonmobil Chemical Patents Inc. Amine functionalized polyolefin and methods for preparation thereof
US8399724B2 (en) 2011-03-25 2013-03-19 Exxonmobil Chemical Patents Inc. Vinyl terminated higher olefin copolymers and methods to produce thereof
US8940839B2 (en) 2011-03-25 2015-01-27 Exxonmobil Chemical Patents Inc. Diblock copolymers prepared by cross metathesis
JP5793820B2 (ja) 2011-03-25 2015-10-14 エクソンモービル ケミカル パテンツ インコーポレイテッド 分枝ビニル末端ポリマー及びその製造方法
US8669330B2 (en) 2011-03-25 2014-03-11 Exxonmobil Chemical Patents Inc. Olefin triblock polymers via ring-opening metathesis polymerization
US8785562B2 (en) 2011-03-25 2014-07-22 Exxonmobil Chemical Patents Inc. Amphiphilic block polymers prepared by alkene metathesis
US8455597B2 (en) 2011-03-25 2013-06-04 Exxonmobil Chemical Patents Inc. Catalysts and methods of use thereof to produce vinyl terminated polymers
JP5826913B2 (ja) 2011-03-25 2015-12-02 エクソンモービル ケミカル パテンツ インコーポレイテッド ビニル末端高級オレフィンポリマー及びその製造方法
US8426659B2 (en) 2011-03-25 2013-04-23 Exxonmobil Chemical Patents Inc. Vinyl terminated higher olefin polymers and methods to produce thereof
US8318998B2 (en) 2011-03-25 2012-11-27 Exxonmobil Chemical Patents Inc. Enhanced catalyst performance for production of vinyl terminated propylene and ethylene/propylene macromers
US9422385B2 (en) 2013-01-30 2016-08-23 Exxonmobil Chemical Patents Inc. Polyethylene copolymers with vinyl terminated macromonomers as comonomers
WO2014120482A1 (en) * 2013-01-30 2014-08-07 Exxonmobil Chemical Patents Inc. Branched propylene oligomers
US20160122452A1 (en) 2013-07-17 2016-05-05 Exxonmobil Chemical Patents Inc. Ethylene-Propylene Copolymeric Compositions With Long Methylene Sequence Lengths
WO2015009473A1 (en) 2013-07-17 2015-01-22 Exxonmobil Chemical Patents Inc. Cyclopropyl substituted metallocene catalysts
EP3022236B1 (de) 2013-07-17 2017-11-15 ExxonMobil Chemical Patents Inc. Verfahren mit substituierten metallocenkatalysatoren und produkte daraus
CN105377906A (zh) 2013-07-17 2016-03-02 埃克森美孚化学专利公司 取代的茂金属催化剂
EP3022235B1 (de) 2013-07-17 2020-04-08 ExxonMobil Chemical Patents Inc. Metallocene und katalysatorzusammensetzungen daraus
CN105358589B (zh) 2013-07-17 2018-07-03 埃克森美孚化学专利公司 金属茂和由其衍生的催化剂组合物
US9938364B2 (en) 2013-07-17 2018-04-10 Exxonmobil Chemical Patents Inc. Substituted metallocene catalysts
KR101530487B1 (ko) * 2014-07-21 2015-06-19 주식회사 엘지화학 폴리올레핀 중합체의 제조방법
US9732300B2 (en) 2015-07-23 2017-08-15 Chevron Phillipa Chemical Company LP Liquid propylene oligomers and methods of making same
US10882932B2 (en) 2016-10-05 2021-01-05 Exxonmobil Chemical Patents Inc. Sterically hindered metallocenes, synthesis and use
TW201841872A (zh) 2017-03-15 2018-12-01 美商艾克頌美孚化學專利股份有限公司 寡聚合方法
CA3090994A1 (en) 2018-02-12 2019-08-15 Exxonmobil Chemical Patents Inc. Catalyst systems and processes for poly alpha-olefin having high vinylidene content
US12006423B2 (en) 2018-08-29 2024-06-11 ExxonMobil Engineering & Technology Company Methods of making polymer compositions with enhanced elasticity by employing VTP and HMP catalyst systems in parallel processes
KR20220142443A (ko) * 2020-02-14 2022-10-21 셰브런 오로나이트 컴퍼니 엘엘씨 고도로-구조화된 알킬 분지를 갖는 알킬-치환된 하이드록시방향족 화합물
US20240239726A1 (en) * 2021-05-17 2024-07-18 Chevron U.S.A. Inc. Highly structured, high vinylidene propylene oligomer and method of making

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3969429A (en) * 1974-08-05 1976-07-13 Gennady Petrovich Belov Method of producing butene-1
FR2299339A1 (fr) * 1975-01-30 1976-08-27 Inst Francais Du Petrole Nouveaux composes organometalliques derives du
EP0015603B1 (de) * 1979-03-02 1983-02-02 Shell Internationale Researchmaatschappij B.V. Verfahren zur Dimerisation von 1-Alkenen
DE3127133A1 (de) * 1981-07-09 1983-01-27 Hoechst Ag, 6000 Frankfurt Verfahren zur herstellung von polyolefinen und deren copolymerisaten
DE3240383A1 (de) * 1982-11-02 1984-05-03 Hoechst Ag, 6230 Frankfurt Verfahren zur herstellung von oligomeren aluminoxanen
US4665047A (en) * 1986-08-15 1987-05-12 Shell Oil Company Stabilization of metallocene/aluminoxane catalysts
US4658078A (en) * 1986-08-15 1987-04-14 Shell Oil Company Vinylidene olefin process

Also Published As

Publication number Publication date
EP0268214A1 (de) 1988-05-25
EP0268214B1 (de) 1991-08-21
US4814540A (en) 1989-03-21

Similar Documents

Publication Publication Date Title
DE3772331D1 (de) Verfahren zur oligomerisierung von propen.
DE3771232D1 (de) Verfahren zur isomerisierung von xylolen.
DE3766191D1 (de) Verfahren zur dimerisierung von alpha-olefinen.
DE3776090D1 (de) Verfahren zur kontrolle von warenartikeln.
DE3669310D1 (de) Verfahren zur herstellung von cycloolefinen.
DE3766194D1 (de) Verfahren zur uebertragung von farbstoffen.
DE3779671D1 (de) Verfahren zur gewinnung von gallium.
DE3675327D1 (de) Verfahren zur herstellung von 5-aethyliden-2-norbornen.
DE3681034D1 (de) Verfahren zur oxydehydrierung von ethan.
DE3668316D1 (de) Verfahren zur herstellung von cycloolefinen.
DE3780593D1 (de) Verfahren zur verhinderung von ablagerungen.
DE3680394D1 (de) Verfahren zur herstellung von polyolefinen.
DE3763186D1 (de) Verfahren zur umstrukturierung von olefinen.
DE58901598D1 (de) Verfahren zur gewinnung von rohargon.
DE3765527D1 (de) Verfahren zur oligomerisierung von olefinen.
DE3683556D1 (de) Verfahren zur generierung von alkali.
DE3684881D1 (de) Verfahren zur herstellung von cyclopolydiorganosiloxanen.
DE3670454D1 (de) Verfahren zur herstellung von mikrokapseln.
DE3681500D1 (de) Verfahren zur herstellung von 2-amino-6-chloropurin.
DE3675860D1 (de) Verfahren zur herstellung von pyromellitsaeuredianhydrid.
DE3673060D1 (de) Verfahren zur rueckgewinnung von fluorwasserstoff.
DE3871898D1 (de) Verfahren zur selektiven monohydroformylierung von diolefinen.
DE58903571D1 (de) Verfahren zur dimerisierung von hexafluorpropenoxid.
DE3681307D1 (de) Verfahren zur herstellung von 2-alkyl-cyclopent-2-enonen.
DE3874510D1 (de) Verfahren zur stabilisierung von hydroisomeraten.

Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee