SU791754A1 - Method of preparing 1,3-butadienyltrichlorosilane - Google Patents
Method of preparing 1,3-butadienyltrichlorosilane Download PDFInfo
- Publication number
- SU791754A1 SU791754A1 SU782698556A SU2698556A SU791754A1 SU 791754 A1 SU791754 A1 SU 791754A1 SU 782698556 A SU782698556 A SU 782698556A SU 2698556 A SU2698556 A SU 2698556A SU 791754 A1 SU791754 A1 SU 791754A1
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- USSR - Soviet Union
- Prior art keywords
- butadienyltrichlorosilane
- preparing
- halogen
- producing
- membered heterocycle
- Prior art date
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Description
(5) СПОСОБ ПОЛУЧЕНИЯ 1,3-БУТАДИЕНИЛТРИХЛОРСИЛЛНА(5) METHOD FOR PRODUCING 1,3-BUTADHENYLTRYLOROSILLATE
Изобретение относитс к области получени органохлорсиланов, содержащих непредельный органический радикал , в частности, 1,З-бутадиенилтрихлорсилана: SiCtj. Этот кремнийорганический мономер сп собен полимеризоватьс по дмум направлени м: по двойным сопр женным св з м бутадиенильного фрагмента и путем гидролиза по св з м Si-Cl с последующей поликонденсацией образу ющихс силанолов в полисилоксаны, вследствие чего может быть использован как ценное сырье при получен-и полимерных материалов на основе кре нийорганических соединений. Известен способ получени 1,3-бу тэдиенилтрихлорсилана гидросилилиро ванием винилацетилена трихлорсилано в присутствии HjPtCEfc в изопропилоdl .л-vThe invention relates to the field of producing organochlorosilanes containing an unsaturated organic radical, in particular 1, 3-butadienyltrichlorosilane: SiCtj. This organosilicon monomer is polymerized according to dmum directions: double conjugated bonds of the butadienyl fragment and by hydrolysis through Si-Cl bonds followed by polycondensation of the formed silanols to polysiloxanes, as a result of which it can be used as a valuable raw material and polymeric materials based on organochlorine compounds. A known method for producing 1,3-butadienyltrichlorosilane by hydrosilylation of vinyl acetylene with trichlorosilane in the presence of HjPtCEfc in isopropyl dl l -v
5; йнг ciHeH c;H0idij+( } - Гfive; Young ciHeH c; H0idij + (} - T
ОABOUT
idijidij
riirii
и ( вом спирте с выходом 40%J1} Этот способ не нашел применени , так как имеет существенные недостатки: -в качестве исходного сырь используетс взрывоопасное вещество винилацетилен; -процесс требует длительного времени (20 ч) ; -требуетс дорогосто щий катализатор - платинохлористоводородна кислота. Наиболее близким к за вл емому вл етс способ получени 1,3-бутадиенилтрихлорсилана газофазным пиролизом галогензамещенного кремнийсодержащего п тичленного гетероцикла, а именно: 1,1,2,з тетрахлор-1-силацикло-пентана или 1,1,3,4-тетрахлор-1-силациклопентана при температуре 540° 2. Схема синтезаand (fresh alcohol with a yield of 40% J1} This method has not been applied, since it has significant drawbacks: -explosive vinylacetylene is used as a raw material; -the process takes a long time (20 hours); -the expensive catalyst is required - platinum hydrochloric acid The closest to the claimed method is the production of 1,3-butadienyltrichlorosilane by gas-phase pyrolysis by halogen-substituted silicon-containing five-membered heterocycle, namely, 1,1,2, 3 of tetrachloro-1-silocyclo-pentane or 1,1,3,4- tetrachloro-1-si atsiklopentana at a temperature of 540 ° 2. Synthesis scheme
Claims (1)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
SU782698556A SU791754A1 (en) | 1978-12-18 | 1978-12-18 | Method of preparing 1,3-butadienyltrichlorosilane |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
SU782698556A SU791754A1 (en) | 1978-12-18 | 1978-12-18 | Method of preparing 1,3-butadienyltrichlorosilane |
Publications (1)
Publication Number | Publication Date |
---|---|
SU791754A1 true SU791754A1 (en) | 1980-12-30 |
Family
ID=20799343
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
SU782698556A SU791754A1 (en) | 1978-12-18 | 1978-12-18 | Method of preparing 1,3-butadienyltrichlorosilane |
Country Status (1)
Country | Link |
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SU (1) | SU791754A1 (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4730031A (en) * | 1985-01-23 | 1988-03-08 | Nissan Chemical Industries Ltd. | Polymers of substituted 1,3-butadiene compounds having reactive silyl groups and process for their preparation |
-
1978
- 1978-12-18 SU SU782698556A patent/SU791754A1/en active
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4730031A (en) * | 1985-01-23 | 1988-03-08 | Nissan Chemical Industries Ltd. | Polymers of substituted 1,3-butadiene compounds having reactive silyl groups and process for their preparation |
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