RU99101853A - METHOD FOR PRODUCING PHOSGEN - Google Patents

METHOD FOR PRODUCING PHOSGEN

Info

Publication number
RU99101853A
RU99101853A RU99101853/12A RU99101853A RU99101853A RU 99101853 A RU99101853 A RU 99101853A RU 99101853/12 A RU99101853/12 A RU 99101853/12A RU 99101853 A RU99101853 A RU 99101853A RU 99101853 A RU99101853 A RU 99101853A
Authority
RU
Russia
Prior art keywords
reaction zone
temperature
silicon carbide
sio
bringing
Prior art date
Application number
RU99101853/12A
Other languages
Russian (ru)
Other versions
RU2178387C2 (en
Inventor
Вальтер Владимир КИЧА
Лео Эрнест Манцер
Original Assignee
Е.И. Дюпон Де Немур Энд Компани
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 Е.И. Дюпон Де Немур Энд Компани filed Critical Е.И. Дюпон Де Немур Энд Компани
Publication of RU99101853A publication Critical patent/RU99101853A/en
Application granted granted Critical
Publication of RU2178387C2 publication Critical patent/RU2178387C2/en

Links

Claims (4)

1. Способ получения фосгена, включающий приведение в контакт смеси, содержащей СО и Cl2, при температуре около 300°С или менее, с катализатором, содержащим карбид кремния и имеющим площадь поверхности, по меньшей мере, 10 м2•г-1.1. A method of producing phosgene, comprising bringing into contact a mixture containing CO and Cl 2 , at a temperature of about 300 ° C. or less, with a catalyst containing silicon carbide and having a surface area of at least 10 m 2 • g −1 . 2. Способ по п.1, отличающийся тем, что катализатор изготовлен с использованием способа, который включает приведение в контакт моноксида кремния с тонко измельченным углеродом. 2. The method according to claim 1, characterized in that the catalyst is manufactured using a method that includes contacting silicon monoxide with finely ground carbon. 3. Способ по п.2, отличающийся тем, что в углероде, используемом для получения карбида кремния, содержание золы составляет менее, чем около 0,1 мас.%. 3. The method according to claim 2, characterized in that in the carbon used to produce silicon carbide, the ash content is less than about 0.1 wt.%. 4. Способ по п.1, отличающийся тем, что карбид кремния получают при помощи (а) создания паров SiO в первой зоне реакции путем нагревания смеси SiO2 и Si при температуре 1100 - 1400°С под давлением 10 - 150 Па; и (b) приведения в контакт во второй зоне реакции при температуре 1100 - 1400°С паров SiO, созданных в указанной первой зоне реакции, с тонко измельченным реакционноспособным углеродом с удельной площадью поверхности, которая равняется или превышает 200 м2•г-1.4. The method according to claim 1, characterized in that silicon carbide is obtained by (a) creating SiO vapor in the first reaction zone by heating a mixture of SiO 2 and Si at a temperature of 1100-1400 ° C under a pressure of 10-150 Pa; and (b) bringing into contact in the second reaction zone at a temperature of 1100-1400 ° C. the vapors of SiO created in said first reaction zone with finely divided reactive carbon with a specific surface area that is equal to or greater than 200 m 2 • g -1 .
RU99101853/12A 1996-06-28 1997-06-26 Method of preparing phosgene RU2178387C2 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US2251896P 1996-06-28 1996-06-28
US60/022,518 1996-06-28

Publications (2)

Publication Number Publication Date
RU99101853A true RU99101853A (en) 2001-01-10
RU2178387C2 RU2178387C2 (en) 2002-01-20

Family

ID=21809999

Family Applications (1)

Application Number Title Priority Date Filing Date
RU99101853/12A RU2178387C2 (en) 1996-06-28 1997-06-26 Method of preparing phosgene

Country Status (10)

Country Link
US (1) US6054107A (en)
EP (1) EP0912443B1 (en)
JP (1) JP2000513692A (en)
CN (1) CN1223623A (en)
BR (1) BR9710029A (en)
DE (1) DE69706862T2 (en)
ES (1) ES2163181T3 (en)
IL (1) IL127286A (en)
RU (1) RU2178387C2 (en)
WO (1) WO1998000364A1 (en)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19848668A1 (en) * 1998-10-22 2000-04-27 Bayer Ag Phosgene with a low tetrachloro-carbon content for production of poly-carbonate or polyester-carbonate, made by ensuring that the gas leaves the phosgene generator at relatively low temperature and pressure
DE19916856A1 (en) * 1999-04-14 1999-09-23 Eckert Gmbh Dr Production of carbonyl dichloride useful in synthesis by scaleable process with flexible parameters
US6399823B1 (en) 2001-04-30 2002-06-04 General Electric Company Method for producing phosgene
WO2010007926A1 (en) * 2008-07-15 2010-01-21 帝人化成株式会社 Method for producing carbonyl chloride
ES2847290T3 (en) * 2009-03-11 2021-08-02 Basf Se Procedure to produce phosgene
FR2965490B1 (en) 2010-09-30 2013-01-11 Aet Group DEVICE AND METHOD FOR CONTINUOUS PHOSGENATION
EP3024783A1 (en) 2013-07-26 2016-06-01 SABIC Global Technologies B.V. Method and apparatus for producing high purity phosgene
CN104415770B (en) * 2013-08-26 2016-08-31 万华化学集团股份有限公司 A kind of catalyst preparing phosgene and the method preparing phosgene
KR101859209B1 (en) 2014-02-04 2018-06-27 사빅 글로벌 테크놀러지스 비.브이. Method for producing carbonates
JP6316446B2 (en) 2014-02-04 2018-04-25 サビック グローバル テクノロジーズ ベスローテン フェンノートシャップ Method for producing carbonate
ES2804677T3 (en) 2014-06-11 2021-02-09 Haldor Topsoe As A process for the safe production of phosgene

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4231959A (en) * 1978-02-15 1980-11-04 Stauffer Chemical Company Phosgene manufacture
DE3327274A1 (en) * 1983-07-28 1985-02-07 Bayer Ag, 5090 Leverkusen METHOD FOR THE PRODUCTION OF PHOSGEN WITH SIMULTANEOUS GENERATION OF STEAM
US4914070A (en) * 1987-10-19 1990-04-03 Pechiney Electrometallurgie Process for the production of silicon carbide with a large specific surface area and use for high-temperature catalytic reactions
JPH0629129B2 (en) * 1988-06-25 1994-04-20 出光石油化学株式会社 Method for producing phosgene
JP2710898B2 (en) * 1992-07-07 1998-02-10 三菱電機株式会社 Insulation structure of stationary induction lead
JPH0959012A (en) * 1995-08-23 1997-03-04 Mitsubishi Gas Chem Co Inc Production of phosgene

Similar Documents

Publication Publication Date Title
RU99101853A (en) METHOD FOR PRODUCING PHOSGEN
CA2247528A1 (en) Method for hot gas conditioning
RU98110648A (en) OBTAINING SYNTHESIS GAS USING ION-CONDUCTING MEMBRANES
RU94042244A (en) Method of hydrocarbons catalytic partial oxidation and carbon oxide and hydrogen mixture produced by the method
KR870005069A (en) 2-stage coal gasification method
ATE556769T1 (en) METHOD FOR STEAM REFORMING HYDROCARBONS
RU93050288A (en) METHOD OF CATALYTIC PARTIAL HYDROCARBON OXIDATION
RU93056193A (en) METHOD FOR PRODUCING GAS-RICH OXIDE CARBON
KR880011308A (en) Method and apparatus for converting to methanol higher hydrocarbons
EP0192314A3 (en) Process for the catalytic reforming of hydrocarbons, and catalyst carrier therefor
SE8504439L (en) SET TO PREPARE A CLEAN, CARBOXIDE AND VET GAS INCLUDING GAS
GB1491499A (en) Process and catalyst for conversion of carbon monoxide and steam to hydrogen and carbon dioxide
JPS5673616A (en) Manufacture of silicon carbide
RU2001100538A (en) METHOD AND REACTOR FOR PRODUCING GAS ENRICHED WITH HYDROGEN AND CARBON OXIDE.
CA2088040A1 (en) Process for producing a hydrogen-containing gas
AU3176193A (en) A purifying apparatus
RU2000118561A (en) METHOD FOR CATALYTIC REFORMING WITH WATER STEAM OF HYDROCARBON RAW MATERIAL
WO2003000398A3 (en) Method for obtaining synthesis gas by partial catalytic oxidation
GR1001100B (en) Method for catalytic destruction of organic materials
JPS55144089A (en) Steam-reforming of heavy hydrocarbon
WO2002057393A8 (en) A method of producing synthesis gas from a regeneration of spent cracking catalyst
FR2405912A1 (en) PROCESS FOR THE PREPARATION OF AROMATIC HYDROCARBONS
RU2111164C1 (en) Method of preparing sulfur
SU1194480A1 (en) Method of cooling a catalyst
AU3086395A (en) Method of purifying pentafluoroethane