BE343470A - - Google Patents

Info

Publication number

BE343470A

BE343470A BE343470DA BE343470A BE 343470 A BE343470 A BE 343470A BE 343470D A BE343470D A BE 343470DA BE 343470 A BE343470 A BE 343470A

Authority

BE

Belgium

Prior art keywords

urea

thiourea

parts

formaldehyde

products

Prior art date

Links

• Espacenet
• Global Dossier
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• XSQUKJJJFZCRTK-UHFFFAOYSA-N Urea Natural products NC(N)=O XSQUKJJJFZCRTK-UHFFFAOYSA-N 0.000 claims description 71
• UMGDCJDMYOKAJW-UHFFFAOYSA-N thiourea Chemical compound NC(N)=S UMGDCJDMYOKAJW-UHFFFAOYSA-N 0.000 claims description 42
• 239000004202 carbamide Substances 0.000 claims description 25
• 239000000203 mixture Substances 0.000 claims description 11
• 239000007859 condensation product Substances 0.000 claims description 9
• 238000000034 method Methods 0.000 claims description 9
• 125000002485 formyl group Chemical class [H]C(*)=O 0.000 claims description 5
• 238000009833 condensation Methods 0.000 claims description 4
• 230000005494 condensation Effects 0.000 claims description 4
• 150000003585 thioureas Chemical class 0.000 claims 1
• WSFSSNUMVMOOMR-UHFFFAOYSA-N Formaldehyde Chemical compound O=C WSFSSNUMVMOOMR-UHFFFAOYSA-N 0.000 description 37
• 239000000047 product Substances 0.000 description 16
• XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 12
• WSFSSNUMVMOOMR-NJFSPNSNSA-N methanone Chemical compound O=[14CH2] WSFSSNUMVMOOMR-NJFSPNSNSA-N 0.000 description 7
• 239000003054 catalyst Substances 0.000 description 4
• 238000002360 preparation method Methods 0.000 description 4
• 239000006188 syrup Substances 0.000 description 4
• 235000020357 syrup Nutrition 0.000 description 4
• 239000012467 final product Substances 0.000 description 3
• 238000010992 reflux Methods 0.000 description 3
• LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 description 2
• SOIFLUNRINLCBN-UHFFFAOYSA-N ammonium thiocyanate Chemical compound [NH4+].[S-]C#N SOIFLUNRINLCBN-UHFFFAOYSA-N 0.000 description 2
• XCZQFKOJEOJRRO-UHFFFAOYSA-N azane;sulfurocyanidic acid Chemical compound [NH4+].[O-]S(=O)(=O)C#N XCZQFKOJEOJRRO-UHFFFAOYSA-N 0.000 description 2
• 239000003610 charcoal Substances 0.000 description 2
• 239000012141 concentrate Substances 0.000 description 2
• 235000008504 concentrate Nutrition 0.000 description 2
• 239000013078 crystal Substances 0.000 description 2
• 229920000642 polymer Polymers 0.000 description 2
• 229930040373 Paraformaldehyde Natural products 0.000 description 1
• ATJFFYVFTNAWJD-UHFFFAOYSA-N Tin Chemical compound [Sn] ATJFFYVFTNAWJD-UHFFFAOYSA-N 0.000 description 1
• 230000002378 acidificating effect Effects 0.000 description 1
• BFNBIHQBYMNNAN-UHFFFAOYSA-N ammonium sulfate Chemical compound N.N.OS(O)(=O)=O BFNBIHQBYMNNAN-UHFFFAOYSA-N 0.000 description 1
• 229910052921 ammonium sulfate Inorganic materials 0.000 description 1
• 235000011130 ammonium sulphate Nutrition 0.000 description 1
• 239000001166 ammonium sulphate Substances 0.000 description 1
• 230000015572 biosynthetic process Effects 0.000 description 1
• 239000008280 blood Substances 0.000 description 1
• 210000004369 blood Anatomy 0.000 description 1
• 238000006243 chemical reaction Methods 0.000 description 1
• 239000003795 chemical substances by application Substances 0.000 description 1
• 238000001816 cooling Methods 0.000 description 1
• 238000004821 distillation Methods 0.000 description 1
• -1 for example Substances 0.000 description 1
• 238000010438 heat treatment Methods 0.000 description 1
• 229920002866 paraformaldehyde Polymers 0.000 description 1
• 230000000149 penetrating effect Effects 0.000 description 1
• 238000006116 polymerization reaction Methods 0.000 description 1
• 230000000379 polymerizing effect Effects 0.000 description 1
• 229910052573 porcelain Inorganic materials 0.000 description 1
• 238000000859 sublimation Methods 0.000 description 1
• 230000008022 sublimation Effects 0.000 description 1
• KUAZQDVKQLNFPE-UHFFFAOYSA-N thiram Chemical compound CN(C)C(=S)SSC(=S)N(C)C KUAZQDVKQLNFPE-UHFFFAOYSA-N 0.000 description 1