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公开(公告)号:US5929292A
公开(公告)日:1999-07-27
申请号:US870303
申请日:1997-06-06
申请人: Toru Shimoyama , Kazuya Oharu , Toru Ueno , Seisaku Kumai
发明人: Toru Shimoyama , Kazuya Oharu , Toru Ueno , Seisaku Kumai
CPC分类号: B01D3/009 , C07C29/44 , Y02P20/127
摘要: A production method which comprises reacting one or more feedstock compounds to form a desired compound having a boiling point higher than the feedstock compounds, wherein the reaction is carried out under reflux in a distillation column portion of a reactor provided with the distillation column.
摘要翻译: 一种制备方法,其包括使一种或多种原料化合物反应以形成沸点高于原料化合物的所需化合物,其中反应在设有蒸馏塔的反应器的蒸馏塔部分中在回流下进行。
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公开(公告)号:US5914422A
公开(公告)日:1999-06-22
申请号:US966482
申请日:1997-11-07
申请人: Yutaka Furukawa , Mami Kotera , Seisaku Kumai , Kazuya Oharu , Toshihiko Toma
发明人: Yutaka Furukawa , Mami Kotera , Seisaku Kumai , Kazuya Oharu , Toshihiko Toma
IPC分类号: C08G77/385 , C07F7/08
CPC分类号: C08G77/385
摘要: A method for producing a fluorine-containing silicone compound, which comprises subjecting a compound of the following formula (I) and a hydrosilicone compound having at least one hydrogen atom bonded to a silicon atom to hydrosilylation to obtain a fluorine-containing silicone compound having a R.sup.f --Q--CR.sup.1 R.sup.2 CR.sup.3 HCR.sup.4 R.sup.5 -- group bonded to the silicon atom:R.sup.f --Q--CR.sup.1 R.sup.2 CR.sup.3 .dbd.CR.sup.4 R.sup.5(I)wherein R.sup.f is a monovalent fluorine-containing organic group, Q is a single bond or a bivalent organic group containing no fluorine atom, and each of R.sup.1 to R.sup.5 which are independent of one another, is a hydrogen atom or a monovalent organic group.
摘要翻译: 一种含氟硅氧烷化合物的制造方法,其特征在于,使下述式(I)的化合物与具有至少一个与硅原子键合的氢原子的氢硅氧烷化合物进行氢化硅烷化,得到具有 Rf-Q-CR1R2CR3HCR4R5-键合到硅原子上:Rf-Q-CR1R2CR3 = CR4R5(Ⅰ)其中Rf是一价含氟有机基团,Q是单键或不含氟原子的二价有机基团,和 彼此独立的R 1至R 5中的每一个为氢原子或一价有机基团。
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公开(公告)号:US5710317A
公开(公告)日:1998-01-20
申请号:US506730
申请日:1995-07-26
申请人: Kazuya Oharu , Seisaku Kumai
发明人: Kazuya Oharu , Seisaku Kumai
IPC分类号: B01J21/04 , B01J21/06 , C07B61/00 , C07C41/06 , C07C41/09 , C07C43/12 , C07C51/235 , C07C51/58 , C07C53/48 , C07C67/14 , C07C67/60 , C07C69/63 , C07C53/21
摘要: A method for preparing difluoroacetic acid fluoride, which comprises reacting a 1-alkoxy-1,1,2,2-tetrafluoroethane of the formula HCF.sub.2 CF.sub.2 OR.sup.1 wherein R.sup.1 is a C.sub.1-4 alkyl group in a gas phase in the presence of a metal oxide catalyst.
摘要翻译: 一种制备二氟乙酸氟化物的方法,其包括使式HCF 2 CF 2 OR 1的1-烷氧基-1,1,2,2-四氟乙烷在气相中在金属氧化物催化剂存在下反应,其中R1是C1-4烷基 。
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公开(公告)号:US5663399A
公开(公告)日:1997-09-02
申请号:US547923
申请日:1995-10-25
申请人: Yutaka Furukawa , Mami Kotera , Seisaku Kumai , Kazuya Oharu , Toshihiko Toma
发明人: Yutaka Furukawa , Mami Kotera , Seisaku Kumai , Kazuya Oharu , Toshihiko Toma
IPC分类号: C08G77/385 , C07F7/08
CPC分类号: C08G77/385
摘要: A method for producing a fluorine-containing silicone compound, which comprises subjecting a compound of the following formula (I) and a hydrosilicone compound having at least one hydrogen atom bonded to a silicon atom to hydrosilylation to obtain a fluorine-containing silicone compound having a R.sup.f --Q--CR.sup.1 R.sup.2 CR.sup.3 HCR.sup.4 R.sup.5 -- group bonded to the silicon atom:R.sup.f --Q--CR.sup.1 R.sup.2 CR.sup.3 =CR.sup.4 R.sup.5 (I)wherein R.sup.f is a monovalent fluorine-containing organic group, Q is a single bond or a bivalent organic group containing no fluorine atom, and each of R.sup.1 to R.sup.5 which are independent of one another, is a hydrogen atom or a monovalent organic group.
摘要翻译: 一种含氟硅氧烷化合物的制造方法,其特征在于,使下述式(I)的化合物与具有至少一个与硅原子键合的氢原子的氢硅氧烷化合物进行氢化硅烷化,得到具有 Rf-Q-CR1R2CR3HCR4R5-键合到硅原子上:Rf-Q-CR1R2CR3 = CR4R5(Ⅰ)其中Rf是一价含氟有机基团,Q是单键或不含氟原子的二价有机基团,和 彼此独立的R 1至R 5中的每一个为氢原子或一价有机基团。
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公开(公告)号:US5618986A
公开(公告)日:1997-04-08
申请号:US642615
申请日:1996-05-03
申请人: Kazuya Oharu , Ryuji Seki , Seisaku Kumai
发明人: Kazuya Oharu , Ryuji Seki , Seisaku Kumai
CPC分类号: C07C17/23
摘要: A method for producing a hydrofluorocarbon of the formula a H.sub.n R.sub.f H wherein n is 0 or 1, and when n is 0, R.sub.f is a C.sub.2-12 linear or branched polyfluoroalkyl group, and when n is 1, R.sub.f is a C.sub.2-12 linear or branched polyfluoroalkylene group, which comprises reacting an iodofluorocarbon of the formula I.sub.n R.sub.f I wherein n and R.sub.f are as defined above, with an alkali metal hydroxide under action of an alcohol mixture comprising a primary alcohol and a secondary alcohol.
摘要翻译: 一种制备式HnRfH的氢氟烃的方法,其中n为0或1,当n为0时,Rf为C2-12直链或支链多氟烷基,当n为1时,Rf为C2-12直链或 支化的多氟亚烷基,其包括在包含伯醇和仲醇的醇混合物的作用下使其中n和Rf如上定义的式IIFF的碘氟碳与碱金属氢氧化物反应。
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公开(公告)号:US5728903A
公开(公告)日:1998-03-17
申请号:US779370
申请日:1997-01-06
申请人: Yutaka Furukawa , Mami Kotera , Seisaku Kumai , Kazuya Oharu , Toshihiko Toma
发明人: Yutaka Furukawa , Mami Kotera , Seisaku Kumai , Kazuya Oharu , Toshihiko Toma
IPC分类号: C08G77/385 , C07C17/15
CPC分类号: C08G77/385
摘要: A method for producing a fluorine-containing silicone compound, which comprises subjecting a compound of the following formula (I) and a hydrosilicone compound having at least one hydrogen atom bonded to a silicon atom to hydrosilylation to obtain a fluorine-containing silicone compound having a R.sup.f --Q--CR.sup.1 R.sup.2 CR.sup.3 HCR.sup.4 R.sup.5 -- group bonded to the silicon atom: R.sup.f --Q--CR.sup.1 R.sup.2 CR.sup.3 .dbd.CR.sup.4 R.sup.5(I) wherein R.sup.f is a monovalent fluorine-containing organic group, Q is a single bond or a bivalent organic group containing no fluorine atom, and each of R.sup.1 to R.sup.5 which are independent of one another, is a hydrogen atom or a monovalent organic group.
摘要翻译: 一种含氟硅氧烷化合物的制造方法,其特征在于,使下述式(I)的化合物与具有至少一个与硅原子键合的氢原子的氢硅氧烷化合物进行氢化硅烷化,得到具有 Rf-Q-CR1R2CR3HCR4R5-键合到硅原子上:Rf-Q-CR1R2CR3 = CR4R5(Ⅰ)其中Rf是一价含氟有机基团,Q是单键或不含氟原子的二价有机基团,和 彼此独立的R 1至R 5中的每一个为氢原子或一价有机基团。
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公开(公告)号:US5763709A
公开(公告)日:1998-06-09
申请号:US774075
申请日:1996-12-23
申请人: Kazuya Oharu , Ryuji Seki , Seisaku Kumai
发明人: Kazuya Oharu , Ryuji Seki , Seisaku Kumai
CPC分类号: C07C17/23
摘要: A method for producing a hydrofluorocarbon of the formula H.sub.n R.sub.f H wherein n is 0 or 1, and when n is 0, R.sub.f is a C.sub.2-12 linear or branched polyfluoroalkyl group, and when n is 1, R.sub.f is a C.sub.2-12 linear or branched polyfluoroalkylene group, which comprises reacting an iodofluorocarbon of the formula I.sub.n R.sub.f I wherein n and R.sub.f are as defined above, with a reducing agent in a gas phase.
摘要翻译: 一种制备式H n R f H的氢氟烃的方法,其中n为0或1,当n为0时,Rf为C2-12直链或支链多氟烷基,当n为1时,Rf为C2-12直链或支链 包括将其中n和Rf如上定义的式InRfI的氟碘化碳与气相中的还原剂反应。
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公开(公告)号:US5648568A
公开(公告)日:1997-07-15
申请号:US460871
申请日:1995-06-05
申请人: Kazuya Oharu , Ryuji Seki , Seisaku Kumai
发明人: Kazuya Oharu , Ryuji Seki , Seisaku Kumai
CPC分类号: C07C17/23
摘要: A method for producing a hydrofluorocarbon of the formula H.sub.n R.sub.f H wherein n is 0 or 1, and when n is 0, R.sub.f is a C.sub.2-12 linear or branched polyfluoroalkyl group, and when n is 1, R.sub.f is a C.sub.2-12 linear or branched polyfluoroalkylene group, which comprises reacting an iodofluorocarbon of the formula I.sub.n R.sub.f I wherein n and R.sub.f are as defined above, with hydrogen at a temperature of not higher than 450.degree. C. in a gas phase.
摘要翻译: 一种制备式H n R f H的氢氟烃的方法,其中n为0或1,当n为0时,Rf为C2-12直链或支链多氟烷基,当n为1时,Rf为C2-12直链或支链 包括使其中n和Rf如上所定义的式IIFF 1的碘氟化物与氢气在不高于450℃的气相中反应。
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公开(公告)号:US5557017A
公开(公告)日:1996-09-17
申请号:US318258
申请日:1994-10-05
申请人: Kazuya Oharu , Ryuji Seki , Seisaku Kumai
发明人: Kazuya Oharu , Ryuji Seki , Seisaku Kumai
CPC分类号: C07C17/23
摘要: A method for producing a hydrofluorocarbon of the formula a H.sub.n R.sub.f H wherein n is 0 or 1, and when n is 0, R.sub.f is a C.sub.2-12 linear or branched polyfluoroalkyl group, and when n is 1, R.sub.f is a C.sub.2-12 linear or branched polyfluoroalkylene group, which comprises reacting an iodofluorocarbon of the formula I.sub.n R.sub.f I wherein n and R.sub.f are as defined above, with an alkali metal hydroxide under action of an alcohol mixture comprising a primary alcohol and a secondary alcohol.
摘要翻译: 一种制备式HnRfH的氢氟烃的方法,其中n为0或1,当n为0时,Rf为C2-12直链或支链多氟烷基,当n为1时,Rf为C2-12直链或 支化的多氟亚烷基,其包括在包含伯醇和仲醇的醇混合物的作用下使其中n和Rf如上定义的式IIFF的碘氟碳与碱金属氢氧化物反应。
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公开(公告)号:US07557227B2
公开(公告)日:2009-07-07
申请号:US10776230
申请日:2004-02-12
申请人: Hirokazu Takagi , Kazuya Oharu , Keiichi Ohnishi
发明人: Hirokazu Takagi , Kazuya Oharu , Keiichi Ohnishi
IPC分类号: C07D303/08
CPC分类号: C07D301/06
摘要: A process for producing hexafluoropropylene oxide, which comprises contacting a reaction product containing hexafluoropropylene oxide obtained by reacting hexafluoropropylene with oxygen, with at least one adsorbent selected from activated carbon and the following metal oxides, wherein the metal oxides are oxides of at least one metal selected from Groups 1 and 2 of the Periodic Table, Zr and Si.
摘要翻译: 一种生产六氟环氧丙烷的方法,其包括使含六氟丙烯与氧反应获得的六氟环氧丙烷的反应产物与至少一种选自活性炭和下列金属氧化物的吸附剂接触,其中所述金属氧化物是选自至少一种金属的氧化物 从元素周期表第1和2组,Zr和Si。
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