BE399105A

BE399105A -

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Publication number: BE399105A
Authority: BE; Belgium
Prior art keywords: condensation; condense; described under; products; urea
Prior art date

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English (en)

French (fr)

Publication of BE399105A publication Critical patent/BE399105A/fr

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XSQUKJJJFZCRTK-UHFFFAOYSA-N Urea Chemical compound NC(N)=O XSQUKJJJFZCRTK-UHFFFAOYSA-N 0.000 claims description 49
239000000047 product Substances 0.000 claims description 42
239000002966 varnish Substances 0.000 claims description 40
WSFSSNUMVMOOMR-UHFFFAOYSA-N Formaldehyde Chemical compound O=C WSFSSNUMVMOOMR-UHFFFAOYSA-N 0.000 claims description 36
238000009833 condensation Methods 0.000 claims description 26
230000005494 condensation Effects 0.000 claims description 26
UMGDCJDMYOKAJW-UHFFFAOYSA-N thiourea Chemical compound NC(N)=S UMGDCJDMYOKAJW-UHFFFAOYSA-N 0.000 claims description 26
238000000034 method Methods 0.000 claims description 22
239000004202 carbamide Substances 0.000 claims description 18
239000007859 condensation product Substances 0.000 claims description 16
238000002360 preparation method Methods 0.000 claims description 16
238000001035 drying Methods 0.000 claims description 14
239000000843 powder Substances 0.000 claims description 12
239000000126 substance Substances 0.000 claims description 10
239000000203 mixture Substances 0.000 claims description 9
WSFSSNUMVMOOMR-NJFSPNSNSA-N methanone Chemical compound O=[14CH2] WSFSSNUMVMOOMR-NJFSPNSNSA-N 0.000 claims description 8
239000002904 solvent Substances 0.000 claims description 6
238000005470 impregnation Methods 0.000 claims description 4
230000002441 reversible effect Effects 0.000 claims description 4
239000003795 chemical substances by application Substances 0.000 claims description 3
238000000465 moulding Methods 0.000 claims description 3
238000005507 spraying Methods 0.000 claims description 2
239000000499 gel Substances 0.000 claims 1
238000002156 mixing Methods 0.000 claims 1
239000000243 solution Substances 0.000 description 48
XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 35
239000010410 layer Substances 0.000 description 15
239000000123 paper Substances 0.000 description 11
239000000463 material Substances 0.000 description 10
229920005989 resin Polymers 0.000 description 8
239000011347 resin Substances 0.000 description 8
OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 6
238000004040 coloring Methods 0.000 description 6
239000004744 fabric Substances 0.000 description 6
230000006835 compression Effects 0.000 description 5
238000007906 compression Methods 0.000 description 5
229920002678 cellulose Polymers 0.000 description 4
239000001913 cellulose Substances 0.000 description 4
239000010985 leather Substances 0.000 description 4
239000007787 solid Substances 0.000 description 4
238000003860 storage Methods 0.000 description 4
239000010425 asbestos Substances 0.000 description 3
239000011248 coating agent Substances 0.000 description 3
238000000576 coating method Methods 0.000 description 3
238000010790 dilution Methods 0.000 description 3
239000012895 dilution Substances 0.000 description 3
239000000945 filler Substances 0.000 description 3
238000010438 heat treatment Methods 0.000 description 3
230000002427 irreversible effect Effects 0.000 description 3
229910052751 metal Inorganic materials 0.000 description 3
239000002184 metal Substances 0.000 description 3
239000003960 organic solvent Substances 0.000 description 3
239000004014 plasticizer Substances 0.000 description 3
229910052895 riebeckite Inorganic materials 0.000 description 3
KXDAEFPNCMNJSK-UHFFFAOYSA-N Benzamide Chemical compound NC(=O)C1=CC=CC=C1 KXDAEFPNCMNJSK-UHFFFAOYSA-N 0.000 description 2
229920001807 Urea-formaldehyde Polymers 0.000 description 2
239000004568 cement Substances 0.000 description 2
238000006243 chemical reaction Methods 0.000 description 2
239000000084 colloidal system Substances 0.000 description 2
238000004821 distillation Methods 0.000 description 2
230000000694 effects Effects 0.000 description 2
239000012765 fibrous filler Substances 0.000 description 2
239000002657 fibrous material Substances 0.000 description 2
239000012530 fluid Substances 0.000 description 2
BDAGIHXWWSANSR-UHFFFAOYSA-N methanoic acid Natural products OC=O BDAGIHXWWSANSR-UHFFFAOYSA-N 0.000 description 2
239000006188 syrup Substances 0.000 description 2
235000020357 syrup Nutrition 0.000 description 2
239000002023 wood Substances 0.000 description 2
YCMLQMDWSXFTIF-UHFFFAOYSA-N 2-methylbenzenesulfonimidic acid Chemical compound CC1=CC=CC=C1S(N)(=O)=O YCMLQMDWSXFTIF-UHFFFAOYSA-N 0.000 description 1
OSWFIVFLDKOXQC-UHFFFAOYSA-N 4-(3-methoxyphenyl)aniline Chemical compound COC1=CC=CC(C=2C=CC(N)=CC=2)=C1 OSWFIVFLDKOXQC-UHFFFAOYSA-N 0.000 description 1
229910000838 Al alloy Inorganic materials 0.000 description 1
229920003043 Cellulose fiber Polymers 0.000 description 1
RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
229920000742 Cotton Polymers 0.000 description 1
229910000640 Fe alloy Inorganic materials 0.000 description 1
ISWSIDIOOBJBQZ-UHFFFAOYSA-N Phenol Chemical compound OC1=CC=CC=C1 ISWSIDIOOBJBQZ-UHFFFAOYSA-N 0.000 description 1
229920001131 Pulp (paper) Polymers 0.000 description 1
XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
150000001408 amides Chemical class 0.000 description 1
159000000032 aromatic acids Chemical class 0.000 description 1
239000012237 artificial material Substances 0.000 description 1
IRERQBUNZFJFGC-UHFFFAOYSA-L azure blue Chemical compound [Na+].[Na+].[Na+].[Na+].[Na+].[Na+].[Na+].[Na+].[Al+3].[Al+3].[Al+3].[Al+3].[Al+3].[Al+3].[S-]S[S-].[O-][Si]([O-])([O-])[O-].[O-][Si]([O-])([O-])[O-].[O-][Si]([O-])([O-])[O-].[O-][Si]([O-])([O-])[O-].[O-][Si]([O-])([O-])[O-].[O-][Si]([O-])([O-])[O-] IRERQBUNZFJFGC-UHFFFAOYSA-L 0.000 description 1
239000011230 binding agent Substances 0.000 description 1
230000015572 biosynthetic process Effects 0.000 description 1
238000009835 boiling Methods 0.000 description 1
239000003054 catalyst Substances 0.000 description 1
239000000919 ceramic Substances 0.000 description 1
239000011247 coating layer Substances 0.000 description 1
239000003086 colorant Substances 0.000 description 1
239000007799 cork Substances 0.000 description 1
QGBSISYHAICWAH-UHFFFAOYSA-N dicyandiamide Chemical compound NC(N)=NC#N QGBSISYHAICWAH-UHFFFAOYSA-N 0.000 description 1
230000008030 elimination Effects 0.000 description 1
238000003379 elimination reaction Methods 0.000 description 1
238000005516 engineering process Methods 0.000 description 1
238000001704 evaporation Methods 0.000 description 1
230000008020 evaporation Effects 0.000 description 1
239000000835 fiber Substances 0.000 description 1
230000004907 flux Effects 0.000 description 1
235000019253 formic acid Nutrition 0.000 description 1
125000002485 formyl group Chemical class [H]C(*)=O 0.000 description 1
239000008131 herbal destillate Substances 0.000 description 1
238000007731 hot pressing Methods 0.000 description 1
230000036571 hydration Effects 0.000 description 1
238000006703 hydration reaction Methods 0.000 description 1
230000002209 hydrophobic effect Effects 0.000 description 1
239000011261 inert gas Substances 0.000 description 1
230000005923 long-lasting effect Effects 0.000 description 1
230000007774 longterm Effects 0.000 description 1
239000002932 luster Substances 0.000 description 1
239000010445 mica Substances 0.000 description 1
229910052618 mica group Inorganic materials 0.000 description 1
QUBQYFYWUJJAAK-UHFFFAOYSA-N oxymethurea Chemical compound OCNC(=O)NCO QUBQYFYWUJJAAK-UHFFFAOYSA-N 0.000 description 1
229950005308 oxymethurea Drugs 0.000 description 1
238000004806 packaging method and process Methods 0.000 description 1
229920001568 phenolic resin Polymers 0.000 description 1
239000011505 plaster Substances 0.000 description 1
238000006116 polymerization reaction Methods 0.000 description 1
ODGAOXROABLFNM-UHFFFAOYSA-N polynoxylin Chemical compound O=C.NC(N)=O ODGAOXROABLFNM-UHFFFAOYSA-N 0.000 description 1
239000011148 porous material Substances 0.000 description 1
239000002244 precipitate Substances 0.000 description 1
239000011253 protective coating Substances 0.000 description 1
239000011241 protective layer Substances 0.000 description 1
238000011084 recovery Methods 0.000 description 1
238000010992 reflux Methods 0.000 description 1
238000007790 scraping Methods 0.000 description 1
238000000926 separation method Methods 0.000 description 1
238000007614 solvation Methods 0.000 description 1
239000007921 spray Substances 0.000 description 1
239000007858 starting material Substances 0.000 description 1
229940124530 sulfonamide Drugs 0.000 description 1
150000003456 sulfonamides Chemical class 0.000 description 1
239000000725 suspension Substances 0.000 description 1
-1 tableware Substances 0.000 description 1
239000004753 textile Substances 0.000 description 1
239000002699 waste material Substances 0.000 description 1
230000004580 weight loss Effects 0.000 description 1
238000004804 winding Methods 0.000 description 1