BE433441A - - Google Patents

Info

Publication number

BE433441A

BE433441A BE433441DA BE433441A BE 433441 A BE433441 A BE 433441A BE 433441D A BE433441D A BE 433441DA BE 433441 A BE433441 A BE 433441A

Authority

BE

Belgium

Prior art keywords

formaldehyde

process according

polymerization products

polymerization

distillation apparatus

Prior art date

Links

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• WSFSSNUMVMOOMR-UHFFFAOYSA-N Formaldehyde Chemical compound O=C WSFSSNUMVMOOMR-UHFFFAOYSA-N 0.000 claims description 37
• 238000006116 polymerization reaction Methods 0.000 claims description 14
• 238000000034 method Methods 0.000 claims description 7
• 238000004821 distillation Methods 0.000 claims description 5
• 239000007864 aqueous solution Substances 0.000 claims description 3
• 238000001816 cooling Methods 0.000 claims description 3
• 238000005119 centrifugation Methods 0.000 claims description 2
• 238000001914 filtration Methods 0.000 claims description 2
• 239000008098 formaldehyde solution Substances 0.000 claims description 2
• 239000007787 solid Substances 0.000 claims description 2
• 239000000047 product Substances 0.000 description 12
• 239000012535 impurity Substances 0.000 description 4
• XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 4
• 238000004519 manufacturing process Methods 0.000 description 3
• QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 description 2
• 239000012467 final product Substances 0.000 description 2
• BGJSXRVXTHVRSN-UHFFFAOYSA-N 1,3,5-trioxane Chemical group C1OCOCO1 BGJSXRVXTHVRSN-UHFFFAOYSA-N 0.000 description 1
• 229930040373 Paraformaldehyde Natural products 0.000 description 1
• 239000002253 acid Substances 0.000 description 1
• 238000006243 chemical reaction Methods 0.000 description 1
• 239000012141 concentrate Substances 0.000 description 1
• 238000001704 evaporation Methods 0.000 description 1
• 230000008020 evaporation Effects 0.000 description 1
• -1 formaldehyde aldehyde Chemical class 0.000 description 1
• WSFSSNUMVMOOMR-NJFSPNSNSA-N methanone Chemical compound O=[14CH2] WSFSSNUMVMOOMR-NJFSPNSNSA-N 0.000 description 1
• 239000000203 mixture Substances 0.000 description 1
• 229920002866 paraformaldehyde Polymers 0.000 description 1
• 230000001105 regulatory effect Effects 0.000 description 1
• 239000000243 solution Substances 0.000 description 1