SU178817A1 - METHOD FOR PRODUCING METHYL CHLOROSYLANES - Google Patents
METHOD FOR PRODUCING METHYL CHLOROSYLANESInfo
- Publication number
- SU178817A1 SU178817A1 SU903369A SU903369A SU178817A1 SU 178817 A1 SU178817 A1 SU 178817A1 SU 903369 A SU903369 A SU 903369A SU 903369 A SU903369 A SU 903369A SU 178817 A1 SU178817 A1 SU 178817A1
- Authority
- SU
- USSR - Soviet Union
- Prior art keywords
- alloy
- chlorosylanes
- producing methyl
- iron
- chlorosilanes
- Prior art date
Links
- 238000004519 manufacturing process Methods 0.000 title claims description 3
- -1 METHYL Chemical class 0.000 title description 2
- 239000000203 mixture Substances 0.000 claims description 10
- 229910045601 alloy Inorganic materials 0.000 claims description 9
- 239000000956 alloy Substances 0.000 claims description 9
- REDXJYDRNCIFBQ-UHFFFAOYSA-N aluminium(3+) Chemical class [Al+3] REDXJYDRNCIFBQ-UHFFFAOYSA-N 0.000 claims description 9
- XEEYBQQBJWHFJM-UHFFFAOYSA-N iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 8
- YGZSVWMBUCGDCV-UHFFFAOYSA-N chloro(methyl)silane Chemical class C[SiH2]Cl YGZSVWMBUCGDCV-UHFFFAOYSA-N 0.000 claims description 7
- JIAARYAFYJHUJI-UHFFFAOYSA-L Zinc chloride Chemical compound [Cl-].[Cl-].[Zn+2] JIAARYAFYJHUJI-UHFFFAOYSA-L 0.000 claims description 5
- WATWJIUSRGPENY-UHFFFAOYSA-N antimony Chemical compound [Sb] WATWJIUSRGPENY-UHFFFAOYSA-N 0.000 claims description 5
- 229910052787 antimony Inorganic materials 0.000 claims description 5
- RYGMFSIKBFXOCR-UHFFFAOYSA-N copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 5
- 229910052802 copper Inorganic materials 0.000 claims description 5
- 239000010949 copper Substances 0.000 claims description 5
- 239000011592 zinc chloride Substances 0.000 claims description 5
- 235000005074 zinc chloride Nutrition 0.000 claims description 5
- NEHMKBQYUWJMIP-UHFFFAOYSA-N Chloromethane Chemical compound ClC NEHMKBQYUWJMIP-UHFFFAOYSA-N 0.000 claims description 4
- 229940050176 Methyl Chloride Drugs 0.000 claims description 4
- 229910052742 iron Inorganic materials 0.000 claims description 4
- OAICVXFJPJFONN-UHFFFAOYSA-N phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 claims description 3
- 229910052698 phosphorus Inorganic materials 0.000 claims description 3
- 239000011574 phosphorus Substances 0.000 claims description 3
- 239000011135 tin Substances 0.000 claims description 3
- 229910052718 tin Inorganic materials 0.000 claims description 3
- ATJFFYVFTNAWJD-UHFFFAOYSA-N tin hydride Chemical compound [Sn] ATJFFYVFTNAWJD-UHFFFAOYSA-N 0.000 claims description 3
- KOPOQZFJUQMUML-UHFFFAOYSA-N Chlorosilane Chemical class Cl[SiH3] KOPOQZFJUQMUML-UHFFFAOYSA-N 0.000 claims description 2
- 239000005046 Chlorosilane Substances 0.000 claims description 2
- 229910000881 Cu alloy Inorganic materials 0.000 claims description 2
- 230000004913 activation Effects 0.000 claims description 2
- 230000003993 interaction Effects 0.000 claims description 2
- HCHKCACWOHOZIP-UHFFFAOYSA-N zinc Chemical compound [Zn] HCHKCACWOHOZIP-UHFFFAOYSA-N 0.000 claims description 2
- 229910052725 zinc Inorganic materials 0.000 claims description 2
- 239000011701 zinc Substances 0.000 claims description 2
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims 2
- 239000000377 silicon dioxide Substances 0.000 claims 1
- 230000015572 biosynthetic process Effects 0.000 description 3
- 238000006243 chemical reaction Methods 0.000 description 3
- 238000003786 synthesis reaction Methods 0.000 description 3
- 230000002194 synthesizing Effects 0.000 description 3
- 210000001513 Elbow Anatomy 0.000 description 2
- JLUFWMXJHAVVNN-UHFFFAOYSA-N Methyltrichlorosilane Chemical compound C[Si](Cl)(Cl)Cl JLUFWMXJHAVVNN-UHFFFAOYSA-N 0.000 description 2
- 229910000676 Si alloy Inorganic materials 0.000 description 2
- IJOOHPMOJXWVHK-UHFFFAOYSA-N Trimethylsilyl chloride Chemical compound C[Si](C)(C)Cl IJOOHPMOJXWVHK-UHFFFAOYSA-N 0.000 description 2
- 239000005055 methyl trichlorosilane Substances 0.000 description 2
- IJGRMHOSHXDMSA-UHFFFAOYSA-N nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 2
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 2
- 229910052710 silicon Inorganic materials 0.000 description 2
- 239000010703 silicon Substances 0.000 description 2
- 239000005051 trimethylchlorosilane Substances 0.000 description 2
- ZDHXKXAHOVTTAH-UHFFFAOYSA-N Trichlorosilane Chemical compound Cl[SiH](Cl)Cl ZDHXKXAHOVTTAH-UHFFFAOYSA-N 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 150000002739 metals Chemical class 0.000 description 1
- 229910052757 nitrogen Inorganic materials 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 239000005052 trichlorosilane Substances 0.000 description 1
- 239000002023 wood Substances 0.000 description 1
Description
Известен способ получени метилхлорсиланов взаимодействием кремнемедного сплава, промотированного хлористым цинком или металлами , с хлористым метилом.A known method for producing methylchlorosilanes by the interaction of a siliceous alloy promoted with zinc chloride or metals with methyl chloride.
С целью снижени расхода меди, предложено в качестве промоторов кремнемедного сплава использовать мышь к, олово, фосфор, цинк или сурьму в сочетании по два с дополнительной активацией промотированного сплава хлористым цинком или хлорсиланами.In order to reduce the consumption of copper, it was proposed to use mouse, tin, phosphorus, zinc or antimony in a combination of two with promoters of a silicon-copper alloy with additional activation of the promoted alloy with zinc chloride or chlorosilanes.
Пример 1. Синтез провод т при атмосферном давлении в реакторе, представл ющем собой U-образную стекл нную трубку диаметром 10 мм, опущенную в сплав Вуда. В нижнюю часть трубки, загружают инертную насадку , в одно из колен - сплав, измельченный до частиц размером 75-250 мм, второе колено служит дл введени и подогрева хлористого метила. Хлористый метил подают в трубку в течение 6 час при 370°С, содержащую сплав технического кремни (КР-1) с 10/0 меди, 0,02э/о фосфора и 0,005% сурьмы, обработанный 1,2о/о сухого хлористого цинка. Получают 2,2 г метилхлорсиланов следующего состава (в о/о):Example 1. Synthesis was carried out at atmospheric pressure in a reactor which was a U-shaped glass tube with a diameter of 10 mm, dipped into a Wood alloy. An inert nozzle is loaded into the lower part of the tube, into one of the elbows is an alloy ground to a particle size of 75-250 mm, the second elbow is used to introduce and warm methyl chloride. Methyl chloride is fed into the tube for 6 hours at 370 ° C, containing technical silicon alloy (CU-1) with 10/0 copper, 0.02 e / d of phosphorus and 0.005% antimony, processed 1.2 o / o dry zinc chloride. Get 2.2 g of methylchlorosilanes of the following composition (in o / o):
Производительность 37 г/час смеси метилхлорсиланов в расчете на 1 кг контактной массы.Productivity is 37 g / hour of methyl chlorosilanes mixture per 1 kg of contact mass.
Пример 2. В услови х примера 1 провод т реакцию со сплавом технического кремни () с 10/0 меди и 0,01о/о олова. Перед синтезом сплав в течение 10 мин обрабатывают при температуре 370°С трихлорсиланом, подаваемым в токе азота. В течение 6 час синтеза получают 2,3 г . метилхлорсиланов следующего состава (в о/о):Example 2. Under the conditions of example 1, the reaction was carried out with a technical silicon alloy () with 10/0 copper and 0.01 o / o tin. Before synthesis, the alloy is treated for 10 minutes at a temperature of 370 ° C with trichlorosilane fed in a stream of nitrogen. During 6 hours of synthesis, 2.3 g are obtained. methylchlorosilanes of the following composition (in o / o):
Диметилхлорсилан66,3Dimethylchlorosilane66,3
Метилди.члорсилан2,4Methyldi. Chlorosilan2,4
Триметилхлорсилан2,2Trimethylchlorosilane2,2
Метилтрихлорсилан23,6Methyltrichlorosilane 23,6
Производительность 37,4 г/час смеси метилхлорсиланов в расчете на 1 кг контактной массы.Productivity is 37,4 g / hour of a mixture of methylchlorosilan per 1 kg of contact mass.
Пример 3. В услови х примера 1 провод т реакцию со сплавом следующего составаExample 3. Under the conditions of example 1, the reaction is carried out with an alloy of the following composition
в %:at %:
2,0 2.0
Железо 2,0 Медь 0,005 Сурьма Остальное КремнийIron 2.0 Copper 0.005 Antimony Rest Silicon
Диметилдихлорсилан72,1Dimethyldichlorosilane72,1
Триметилхлорсилан3,0Trimethylchlorosilane 3.0
Метилдихлорсилан3,8Methyldichlorosilane3,8
Метилтрихлорсилан20,1Methyltrichlorosilane 20.1
Увеличение производительности по сравнению с апалогичным опытом без железа составило 250/0, диметилдихлорсилана-на 17-200/0.The increase in productivity in comparison with the similar experience without iron was 250/0, dimethyldichlorosilane-17-200 / 0.
Пример 4. В услови х примера 1 провод т реакцию со сплавом следующего состава в %:Example 4. Under the conditions of Example 1, the reaction was carried out with an alloy of the following composition in%:
Железо7Iron7
Медь2Copper2
Сурьма0,005Antimony 0.005
КремнийОстальноеSilicon Else
Сплав промотирован 2о/о хлористого цинка . В течение 6 час при температуре получают 4,0 г смеси метилхлорсиланов следующего состава в о/о:The alloy is promoted with 2o / o zinc chloride. Within 6 hours at a temperature of 4.0 g of a mixture of methylchlorosilanes of the following composition in o / o:
Диметилдихлорсилан66,7Dimethyldichlorosilane66,7
Триметилхлорсилан3,1Trimethylchlorosilane 3,1
Метилдихлорсилан3,8Methyldichlorosilane3,8
Метилтрихлорсилан25,8Methyltrichlorosilane25,8
Предмет изобретени Subject invention
Claims (2)
Publications (1)
| Publication Number | Publication Date |
|---|---|
| SU178817A1 true SU178817A1 (en) |
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Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2549838A1 (en) * | 1983-07-28 | 1985-02-01 | Gen Electric | PROCESS FOR THE PREPARATION OF ALKYLHALOSILANES |
| US4602101A (en) * | 1985-11-12 | 1986-07-22 | Dow Corning Corporation | Method of manufacturing alkylhalosilanes |
| FR2577929A1 (en) * | 1985-02-22 | 1986-08-29 | Rhone Poulenc Spec Chim | METHOD AND CATALYST WITH BARIUM AND / OR STRONTIUM AS ADDITIVE FOR THE DIRECT SYNTHESIS OF DIMETHYLDICHLOROSILANE |
| FR2577930A1 (en) * | 1985-02-22 | 1986-08-29 | Rhone Poulenc Spec Chim | PROCESS AND CATALYST WITH AN ALKALINE-EARTH METAL SELECTED AS ADDITIVE AMONG CALCIUM, MAGNESIUM AND BERYLLIUM FOR THE DIRECT SYNTHESIS OF DIMETHYLDICHLOROSILANE |
| EP0320260A2 (en) * | 1987-12-11 | 1989-06-14 | Dow Corning Corporation | A method for preparation of alkylhalosilanes |
| US5847181A (en) * | 1996-12-13 | 1998-12-08 | Shin-Etsu Chemical Co., Ltd. | Preparation of alkylhalosilanes |
| US6506923B2 (en) | 2001-02-14 | 2003-01-14 | Shin-Etsu Chemical Co., Ltd. | Preparation of organohalosilanes |
| US6727376B2 (en) | 2001-08-30 | 2004-04-27 | Shin-Etsu Chemical Co., Ltd. | Preparation of organohalosilanes |
| US7279590B2 (en) | 2004-03-18 | 2007-10-09 | Shin-Estu Chemical Co., Ltd. | Preparation of organohalosilanes |
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2549838A1 (en) * | 1983-07-28 | 1985-02-01 | Gen Electric | PROCESS FOR THE PREPARATION OF ALKYLHALOSILANES |
| FR2577929A1 (en) * | 1985-02-22 | 1986-08-29 | Rhone Poulenc Spec Chim | METHOD AND CATALYST WITH BARIUM AND / OR STRONTIUM AS ADDITIVE FOR THE DIRECT SYNTHESIS OF DIMETHYLDICHLOROSILANE |
| FR2577930A1 (en) * | 1985-02-22 | 1986-08-29 | Rhone Poulenc Spec Chim | PROCESS AND CATALYST WITH AN ALKALINE-EARTH METAL SELECTED AS ADDITIVE AMONG CALCIUM, MAGNESIUM AND BERYLLIUM FOR THE DIRECT SYNTHESIS OF DIMETHYLDICHLOROSILANE |
| US4602101A (en) * | 1985-11-12 | 1986-07-22 | Dow Corning Corporation | Method of manufacturing alkylhalosilanes |
| EP0320260A2 (en) * | 1987-12-11 | 1989-06-14 | Dow Corning Corporation | A method for preparation of alkylhalosilanes |
| US5847181A (en) * | 1996-12-13 | 1998-12-08 | Shin-Etsu Chemical Co., Ltd. | Preparation of alkylhalosilanes |
| US6506923B2 (en) | 2001-02-14 | 2003-01-14 | Shin-Etsu Chemical Co., Ltd. | Preparation of organohalosilanes |
| US6727376B2 (en) | 2001-08-30 | 2004-04-27 | Shin-Etsu Chemical Co., Ltd. | Preparation of organohalosilanes |
| US7279590B2 (en) | 2004-03-18 | 2007-10-09 | Shin-Estu Chemical Co., Ltd. | Preparation of organohalosilanes |
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