SU411893A1 - - Google Patents

Info

Publication number

SU411893A1

SU411893A1 SU1691019A SU1691019A SU411893A1 SU 411893 A1 SU411893 A1 SU 411893A1 SU 1691019 A SU1691019 A SU 1691019A SU 1691019 A SU1691019 A SU 1691019A SU 411893 A1 SU411893 A1 SU 411893A1

Authority

SU

USSR - Soviet Union

Prior art keywords

chromium

catalyst

solution

aluminum

formaldehyde

Prior art date

1971-08-06

Links

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• WSFSSNUMVMOOMR-UHFFFAOYSA-N Formaldehyde Chemical compound O=C WSFSSNUMVMOOMR-UHFFFAOYSA-N 0.000 description 21
• 239000003054 catalyst Substances 0.000 description 13
• QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 description 9
• 239000000243 solution Substances 0.000 description 8
• 238000009833 condensation Methods 0.000 description 5
• 230000005494 condensation Effects 0.000 description 5
• AWBIJARKDOFDAN-UHFFFAOYSA-N 2,5-dimethyl-1,4-dioxane Chemical compound CC1COC(C)CO1 AWBIJARKDOFDAN-UHFFFAOYSA-N 0.000 description 4
• VQTUBCCKSQIDNK-UHFFFAOYSA-N Isobutene Chemical group CC(C)=C VQTUBCCKSQIDNK-UHFFFAOYSA-N 0.000 description 4
• QQHSIRTYSFLSRM-UHFFFAOYSA-N alumanylidynechromium Chemical compound [Al].[Cr] QQHSIRTYSFLSRM-UHFFFAOYSA-N 0.000 description 4
• 238000004519 manufacturing process Methods 0.000 description 4
• VYZAMTAEIAYCRO-UHFFFAOYSA-N Chromium Chemical compound [Cr] VYZAMTAEIAYCRO-UHFFFAOYSA-N 0.000 description 3
• 229910052804 chromium Inorganic materials 0.000 description 3
• 239000011651 chromium Substances 0.000 description 3
• GRWVQDDAKZFPFI-UHFFFAOYSA-H chromium(III) sulfate Chemical compound [Cr+3].[Cr+3].[O-]S([O-])(=O)=O.[O-]S([O-])(=O)=O.[O-]S([O-])(=O)=O GRWVQDDAKZFPFI-UHFFFAOYSA-H 0.000 description 3
• 238000006356 dehydrogenation reaction Methods 0.000 description 3
• 229930195733 hydrocarbon Natural products 0.000 description 3
• 150000002430 hydrocarbons Chemical class 0.000 description 3
• 238000000034 method Methods 0.000 description 3
• 239000000203 mixture Substances 0.000 description 3
• GDKSTFXHMBGCPG-UHFFFAOYSA-N 4,4-dimethyl-1,3-dioxane Chemical compound CC1(C)CCOCO1 GDKSTFXHMBGCPG-UHFFFAOYSA-N 0.000 description 2
• VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 description 2
• RRHGJUQNOFWUDK-UHFFFAOYSA-N Isoprene Chemical compound CC(=C)C=C RRHGJUQNOFWUDK-UHFFFAOYSA-N 0.000 description 2
• XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 2
• 229910052782 aluminium Inorganic materials 0.000 description 2
• 238000006243 chemical reaction Methods 0.000 description 2
• BUACSMWVFUNQET-UHFFFAOYSA-H dialuminum;trisulfate;hydrate Chemical compound O.[Al+3].[Al+3].[O-]S([O-])(=O)=O.[O-]S([O-])(=O)=O.[O-]S([O-])(=O)=O BUACSMWVFUNQET-UHFFFAOYSA-H 0.000 description 2
• 230000000694 effects Effects 0.000 description 2
• 150000003839 salts Chemical class 0.000 description 2
• CWYNVVGOOAEACU-UHFFFAOYSA-N Fe2+ Chemical compound [Fe+2] CWYNVVGOOAEACU-UHFFFAOYSA-N 0.000 description 1
• 239000000654 additive Substances 0.000 description 1
• 239000007864 aqueous solution Substances 0.000 description 1
• UOUJSJZBMCDAEU-UHFFFAOYSA-N chromium(3+);oxygen(2-) Chemical class [O-2].[O-2].[O-2].[Cr+3].[Cr+3] UOUJSJZBMCDAEU-UHFFFAOYSA-N 0.000 description 1
• 238000007865 diluting Methods 0.000 description 1
• 239000004744 fabric Substances 0.000 description 1
• -1 for example Chemical compound 0.000 description 1
• 239000008098 formaldehyde solution Substances 0.000 description 1
• 238000010438 heat treatment Methods 0.000 description 1
• 239000012535 impurity Substances 0.000 description 1
• 229910017053 inorganic salt Inorganic materials 0.000 description 1
• 239000013067 intermediate product Substances 0.000 description 1
• 229920000915 polyvinyl chloride Polymers 0.000 description 1
• 239000004800 polyvinyl chloride Substances 0.000 description 1
• 238000002360 preparation method Methods 0.000 description 1
• 230000001737 promoting effect Effects 0.000 description 1
• 239000002994 raw material Substances 0.000 description 1
• 238000004064 recycling Methods 0.000 description 1
• 239000011833 salt mixture Substances 0.000 description 1
• 235000011149 sulphuric acid Nutrition 0.000 description 1
• 239000002351 wastewater Substances 0.000 description 1