RU2009115308A - METHOD FOR PRODUCING FORMALDEHYDE - Google Patents
METHOD FOR PRODUCING FORMALDEHYDE Download PDFInfo
- Publication number
- RU2009115308A RU2009115308A RU2009115308/04A RU2009115308A RU2009115308A RU 2009115308 A RU2009115308 A RU 2009115308A RU 2009115308/04 A RU2009115308/04 A RU 2009115308/04A RU 2009115308 A RU2009115308 A RU 2009115308A RU 2009115308 A RU2009115308 A RU 2009115308A
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- RU
- Russia
- Prior art keywords
- methanol
- dehydrogenation
- formaldehyde
- catalyst
- temperature
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Abstract
1. Способ получения формальдегида дегидрированием метанола в присутствии оксидного Zn-Na-содержащего катализатора при повышенной температуре, отличающийся тем, что проводят дегидрирование метанола путем химического сопряжения в присутствии перекиси водорода, взятой в количестве, обеспечивающем ее концентрацию в метаноле 0,8-1,5%, и в присутствии катализатора, дополнительно содержащего диоксид кремния при следующем исходном составе компонентов, мас.%: ! Na2O 1,2-1,4 ZnO 0,8-1,2 SiO2 остальное ! 2. Способ получения формальдегида дегидрированием метанола по п.1, отличающийся тем, что дегидрирование осуществляют при температуре 790-900°С, преимущественно 820-850°С. 1. The method of obtaining formaldehyde by dehydrogenation of methanol in the presence of an oxide Zn-Na-containing catalyst at an elevated temperature, characterized in that the methanol is dehydrogenated by chemical conjugation in the presence of hydrogen peroxide, taken in an amount ensuring its concentration in methanol of 0.8-1, 5%, and in the presence of a catalyst additionally containing silicon dioxide in the following initial composition of the components, wt.%:! Na2O 1.2-1.4 ZnO 0.8-1.2 SiO2 the rest! 2. The method of producing formaldehyde by dehydrogenation of methanol according to claim 1, characterized in that the dehydrogenation is carried out at a temperature of 790-900 ° C, mainly 820-850 ° C.
Claims (2)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
RU2009115308/04A RU2404959C1 (en) | 2009-04-23 | 2009-04-23 | Method of producing formaldehyde |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
RU2009115308/04A RU2404959C1 (en) | 2009-04-23 | 2009-04-23 | Method of producing formaldehyde |
Publications (2)
Publication Number | Publication Date |
---|---|
RU2009115308A true RU2009115308A (en) | 2010-10-27 |
RU2404959C1 RU2404959C1 (en) | 2010-11-27 |
Family
ID=44041980
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
RU2009115308/04A RU2404959C1 (en) | 2009-04-23 | 2009-04-23 | Method of producing formaldehyde |
Country Status (1)
Country | Link |
---|---|
RU (1) | RU2404959C1 (en) |
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2009
- 2009-04-23 RU RU2009115308/04A patent/RU2404959C1/en active
Also Published As
Publication number | Publication date |
---|---|
RU2404959C1 (en) | 2010-11-27 |
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