BE403217A - - Google Patents
Info
- Publication number
- BE403217A BE403217A BE403217DA BE403217A BE 403217 A BE403217 A BE 403217A BE 403217D A BE403217D A BE 403217DA BE 403217 A BE403217 A BE 403217A
- Authority
- BE
- Belgium
- Prior art keywords
- urea
- products
- formaldehyde
- parts
- molecule
- Prior art date
Links
- XSQUKJJJFZCRTK-UHFFFAOYSA-N urea Chemical compound NC(N)=O XSQUKJJJFZCRTK-UHFFFAOYSA-N 0.000 claims description 136
- WSFSSNUMVMOOMR-UHFFFAOYSA-N formaldehyde Chemical compound O=C WSFSSNUMVMOOMR-UHFFFAOYSA-N 0.000 claims description 104
- 239000004202 carbamide Substances 0.000 claims description 68
- VKYKSIONXSXAKP-UHFFFAOYSA-N Hexamethylenetetramine Chemical compound C1N(C2)CN3CN1CN2C3 VKYKSIONXSXAKP-UHFFFAOYSA-N 0.000 claims description 47
- 229960004011 Methenamine Drugs 0.000 claims description 47
- 239000004312 hexamethylene tetramine Substances 0.000 claims description 47
- 235000010299 hexamethylene tetramine Nutrition 0.000 claims description 47
- 239000000047 product Substances 0.000 claims description 41
- 235000015110 jellies Nutrition 0.000 claims description 31
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 25
- 150000001875 compounds Chemical class 0.000 claims description 18
- 239000003377 acid catalyst Substances 0.000 claims description 12
- 238000009833 condensation Methods 0.000 claims description 11
- 230000005494 condensation Effects 0.000 claims description 11
- 238000000034 method Methods 0.000 claims description 9
- 239000007859 condensation product Substances 0.000 claims description 7
- 239000003292 glue Substances 0.000 claims description 7
- 239000001257 hydrogen Substances 0.000 claims description 6
- 229910052739 hydrogen Inorganic materials 0.000 claims description 6
- 239000000126 substance Substances 0.000 claims description 6
- -1 hydrogen ions Chemical class 0.000 claims description 5
- 230000002829 reduced Effects 0.000 claims description 5
- 229920002472 Starch Polymers 0.000 claims description 4
- 235000019698 starch Nutrition 0.000 claims description 4
- 239000008107 starch Substances 0.000 claims description 4
- 241000416162 Astragalus gummifer Species 0.000 claims description 2
- 229920001615 Tragacanth Polymers 0.000 claims description 2
- 229940116362 Tragacanth Drugs 0.000 claims description 2
- 235000010487 tragacanth Nutrition 0.000 claims description 2
- 239000000196 tragacanth Substances 0.000 claims description 2
- 230000000875 corresponding Effects 0.000 claims 1
- PEDCQBHIVMGVHV-UHFFFAOYSA-N glycerine Chemical compound OCC(O)CO PEDCQBHIVMGVHV-UHFFFAOYSA-N 0.000 claims 1
- 235000011187 glycerol Nutrition 0.000 claims 1
- 229920000591 gum Polymers 0.000 claims 1
- UFHFLCQGNIYNRP-UHFFFAOYSA-N hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 claims 1
- MUBZPKHOEPUJKR-UHFFFAOYSA-N oxalic acid Chemical compound OC(=O)C(O)=O MUBZPKHOEPUJKR-UHFFFAOYSA-N 0.000 description 45
- 235000006408 oxalic acid Nutrition 0.000 description 15
- 230000002441 reversible Effects 0.000 description 13
- 238000010438 heat treatment Methods 0.000 description 12
- 238000007792 addition Methods 0.000 description 8
- 239000000499 gel Substances 0.000 description 8
- UMGDCJDMYOKAJW-UHFFFAOYSA-N Thiourea Chemical compound NC(N)=S UMGDCJDMYOKAJW-UHFFFAOYSA-N 0.000 description 7
- 238000006243 chemical reaction Methods 0.000 description 7
- 238000001816 cooling Methods 0.000 description 7
- 238000002360 preparation method Methods 0.000 description 7
- 239000008274 jelly Substances 0.000 description 6
- 239000005445 natural product Substances 0.000 description 6
- 239000002023 wood Substances 0.000 description 6
- 239000011521 glass Substances 0.000 description 5
- 229930014626 natural products Natural products 0.000 description 5
- 230000002035 prolonged Effects 0.000 description 5
- 244000215068 Acacia senegal Species 0.000 description 4
- 229920000084 Gum arabic Polymers 0.000 description 4
- 235000010489 acacia gum Nutrition 0.000 description 4
- 239000000205 acacia gum Substances 0.000 description 4
- 239000002253 acid Substances 0.000 description 4
- 230000015572 biosynthetic process Effects 0.000 description 4
- 239000000843 powder Substances 0.000 description 4
- 229920001817 Agar Polymers 0.000 description 3
- 229920002456 HOTAIR Polymers 0.000 description 3
- ODGAOXROABLFNM-UHFFFAOYSA-N Polynoxylin Chemical compound O=C.NC(N)=O ODGAOXROABLFNM-UHFFFAOYSA-N 0.000 description 3
- DLFVBJFMPXGRIB-UHFFFAOYSA-N acetamide Chemical compound CC(N)=O DLFVBJFMPXGRIB-UHFFFAOYSA-N 0.000 description 3
- QGZKDVFQNNGYKY-UHFFFAOYSA-N ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 description 3
- 238000009835 boiling Methods 0.000 description 3
- JOYRKODLDBILNP-UHFFFAOYSA-N ethyl urethane Chemical compound CCOC(N)=O JOYRKODLDBILNP-UHFFFAOYSA-N 0.000 description 3
- 238000005755 formation reaction Methods 0.000 description 3
- 239000007788 liquid Substances 0.000 description 3
- ISWSIDIOOBJBQZ-UHFFFAOYSA-N phenol Chemical compound OC1=CC=CC=C1 ISWSIDIOOBJBQZ-UHFFFAOYSA-N 0.000 description 3
- 241000206672 Gelidium Species 0.000 description 2
- 229920001807 Urea-formaldehyde Polymers 0.000 description 2
- 230000002378 acidificating Effects 0.000 description 2
- 235000010419 agar Nutrition 0.000 description 2
- PAYRUJLWNCNPSJ-UHFFFAOYSA-N aniline Chemical compound NC1=CC=CC=C1 PAYRUJLWNCNPSJ-UHFFFAOYSA-N 0.000 description 2
- 238000010790 dilution Methods 0.000 description 2
- 238000001035 drying Methods 0.000 description 2
- ZHNUHDYFZUAESO-UHFFFAOYSA-N formamide Chemical compound NC=O ZHNUHDYFZUAESO-UHFFFAOYSA-N 0.000 description 2
- 238000005304 joining Methods 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- YIKSCQDJHCMVMK-UHFFFAOYSA-N oxalic acid diamide Chemical compound NC(=O)C(N)=O YIKSCQDJHCMVMK-UHFFFAOYSA-N 0.000 description 2
- 238000010992 reflux Methods 0.000 description 2
- 238000003860 storage Methods 0.000 description 2
- 241000331231 Amorphocerini gen. n. 1 DAD-2008 Species 0.000 description 1
- 241000196324 Embryophyta Species 0.000 description 1
- 240000007019 Oxalis corniculata Species 0.000 description 1
- 235000016499 Oxalis corniculata Nutrition 0.000 description 1
- 239000000853 adhesive Substances 0.000 description 1
- 230000001070 adhesive Effects 0.000 description 1
- 238000004026 adhesive bonding Methods 0.000 description 1
- 230000002411 adverse Effects 0.000 description 1
- 238000007664 blowing Methods 0.000 description 1
- 239000003054 catalyst Substances 0.000 description 1
- 239000007795 chemical reaction product Substances 0.000 description 1
- 239000000084 colloidal system Substances 0.000 description 1
- 238000000354 decomposition reaction Methods 0.000 description 1
- 230000003247 decreasing Effects 0.000 description 1
- 239000002270 dispersing agent Substances 0.000 description 1
- 238000004090 dissolution Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000000839 emulsion Substances 0.000 description 1
- 239000004744 fabric Substances 0.000 description 1
- 239000012467 final product Substances 0.000 description 1
- 235000013312 flour Nutrition 0.000 description 1
- 238000006460 hydrolysis reaction Methods 0.000 description 1
- GPRLSGONYQIRFK-UHFFFAOYSA-N hydron Chemical compound [H+] GPRLSGONYQIRFK-UHFFFAOYSA-N 0.000 description 1
- 230000002427 irreversible Effects 0.000 description 1
- 230000000670 limiting Effects 0.000 description 1
- 238000002844 melting Methods 0.000 description 1
- 239000000123 paper Substances 0.000 description 1
- 230000036961 partial Effects 0.000 description 1
- 235000011837 pasties Nutrition 0.000 description 1
- 239000004033 plastic Substances 0.000 description 1
- 229920003023 plastic Polymers 0.000 description 1
- 239000011814 protection agent Substances 0.000 description 1
- 230000001681 protective Effects 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 238000003756 stirring Methods 0.000 description 1
- 239000000725 suspension Substances 0.000 description 1
- 230000002522 swelling Effects 0.000 description 1
- 238000003786 synthesis reaction Methods 0.000 description 1
- 230000002194 synthesizing Effects 0.000 description 1
- 239000006188 syrup Substances 0.000 description 1
- 235000020357 syrup Nutrition 0.000 description 1
- 239000004753 textile Substances 0.000 description 1
Landscapes
- Chemical And Physical Treatments For Wood And The Like (AREA)
- Adhesives Or Adhesive Processes (AREA)
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE403217A true BE403217A (nl) |
Family
ID=68841
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE403217D BE403217A (nl) |
Country Status (1)
| Country | Link |
|---|---|
| BE (1) | BE403217A (nl) |
-
0
- BE BE403217D patent/BE403217A/fr unknown
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