JPS6158082B2 - - Google Patents
Info
- Publication number
- JPS6158082B2 JPS6158082B2 JP54112908A JP11290879A JPS6158082B2 JP S6158082 B2 JPS6158082 B2 JP S6158082B2 JP 54112908 A JP54112908 A JP 54112908A JP 11290879 A JP11290879 A JP 11290879A JP S6158082 B2 JPS6158082 B2 JP S6158082B2
- Authority
- JP
- Japan
- Prior art keywords
- condensation
- reaction
- formaldehyde
- melamine
- molar ratio
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired
Links
- WSFSSNUMVMOOMR-UHFFFAOYSA-N Formaldehyde Chemical compound O=C WSFSSNUMVMOOMR-UHFFFAOYSA-N 0.000 claims description 34
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 22
- 238000006482 condensation reaction Methods 0.000 claims description 17
- 229920000877 Melamine resin Polymers 0.000 claims description 16
- 239000007859 condensation product Substances 0.000 claims description 16
- 239000003638 chemical reducing agent Substances 0.000 claims description 13
- 238000009833 condensation Methods 0.000 claims description 10
- 230000005494 condensation Effects 0.000 claims description 10
- JDSHMPZPIAZGSV-UHFFFAOYSA-N melamine Chemical compound NC1=NC(N)=NC(N)=N1 JDSHMPZPIAZGSV-UHFFFAOYSA-N 0.000 claims description 10
- 239000007787 solid Substances 0.000 claims description 10
- 229910052783 alkali metal Inorganic materials 0.000 claims description 9
- -1 alkali metal sulfite Chemical class 0.000 claims description 9
- 238000004519 manufacturing process Methods 0.000 claims description 7
- 125000000542 sulfonic acid group Chemical group 0.000 claims description 7
- IVJISJACKSSFGE-UHFFFAOYSA-N formaldehyde;1,3,5-triazine-2,4,6-triamine Chemical compound O=C.NC1=NC(N)=NC(N)=N1 IVJISJACKSSFGE-UHFFFAOYSA-N 0.000 claims description 6
- 239000002253 acid Substances 0.000 claims description 5
- MBHRHUJRKGNOKX-UHFFFAOYSA-N [(4,6-diamino-1,3,5-triazin-2-yl)amino]methanol Chemical compound NC1=NC(N)=NC(NCO)=N1 MBHRHUJRKGNOKX-UHFFFAOYSA-N 0.000 claims description 4
- 229910052500 inorganic mineral Inorganic materials 0.000 claims description 4
- 239000011707 mineral Substances 0.000 claims description 4
- 239000002585 base Substances 0.000 claims description 3
- 239000007788 liquid Substances 0.000 claims description 3
- 239000007864 aqueous solution Substances 0.000 claims description 2
- 238000010438 heat treatment Methods 0.000 claims description 2
- LSNNMFCWUKXFEE-UHFFFAOYSA-L sulfite Chemical class [O-]S([O-])=O LSNNMFCWUKXFEE-UHFFFAOYSA-L 0.000 claims 1
- 238000006243 chemical reaction Methods 0.000 description 21
- 238000000034 method Methods 0.000 description 18
- 239000004568 cement Substances 0.000 description 16
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 description 15
- 239000006227 byproduct Substances 0.000 description 12
- LSNNMFCWUKXFEE-UHFFFAOYSA-N Sulfurous acid Chemical compound OS(O)=O LSNNMFCWUKXFEE-UHFFFAOYSA-N 0.000 description 10
- 239000000047 product Substances 0.000 description 8
- 230000000052 comparative effect Effects 0.000 description 7
- 230000000694 effects Effects 0.000 description 7
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 description 6
- 239000004570 mortar (masonry) Substances 0.000 description 5
- 150000003839 salts Chemical class 0.000 description 5
- HRZFUMHJMZEROT-UHFFFAOYSA-L sodium disulfite Chemical compound [Na+].[Na+].[O-]S(=O)S([O-])(=O)=O HRZFUMHJMZEROT-UHFFFAOYSA-L 0.000 description 5
- 235000010262 sodium metabisulphite Nutrition 0.000 description 5
- PMZURENOXWZQFD-UHFFFAOYSA-L Sodium Sulfate Chemical compound [Na+].[Na+].[O-]S([O-])(=O)=O PMZURENOXWZQFD-UHFFFAOYSA-L 0.000 description 4
- 230000035484 reaction time Effects 0.000 description 4
- 230000001603 reducing effect Effects 0.000 description 4
- 229910052938 sodium sulfate Inorganic materials 0.000 description 4
- 235000011152 sodium sulphate Nutrition 0.000 description 4
- 239000000243 solution Substances 0.000 description 4
- 238000006277 sulfonation reaction Methods 0.000 description 4
- 230000007423 decrease Effects 0.000 description 3
- 239000004576 sand Substances 0.000 description 3
- 230000002411 adverse Effects 0.000 description 2
- 229910010272 inorganic material Inorganic materials 0.000 description 2
- 239000011147 inorganic material Substances 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- 239000000843 powder Substances 0.000 description 2
- 239000002244 precipitate Substances 0.000 description 2
- 238000000746 purification Methods 0.000 description 2
- 229920005989 resin Polymers 0.000 description 2
- 239000011347 resin Substances 0.000 description 2
- 239000011734 sodium Substances 0.000 description 2
- 239000011343 solid material Substances 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 229910019142 PO4 Inorganic materials 0.000 description 1
- QAOWNCQODCNURD-UHFFFAOYSA-L Sulfate Chemical compound [O-]S([O-])(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-L 0.000 description 1
- 230000002378 acidificating effect Effects 0.000 description 1
- 239000004480 active ingredient Substances 0.000 description 1
- 239000003513 alkali Substances 0.000 description 1
- 150000001340 alkali metals Chemical class 0.000 description 1
- 230000015572 biosynthetic process Effects 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
- 238000002474 experimental method Methods 0.000 description 1
- 238000001879 gelation Methods 0.000 description 1
- 229910052602 gypsum Inorganic materials 0.000 description 1
- 239000010440 gypsum Substances 0.000 description 1
- 150000003840 hydrochlorides Chemical class 0.000 description 1
- 239000012263 liquid product Substances 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- WSFSSNUMVMOOMR-NJFSPNSNSA-N methanone Chemical compound O=[14CH2] WSFSSNUMVMOOMR-NJFSPNSNSA-N 0.000 description 1
- 238000002156 mixing Methods 0.000 description 1
- 230000007935 neutral effect Effects 0.000 description 1
- 150000002823 nitrates Chemical class 0.000 description 1
- 231100000989 no adverse effect Toxicity 0.000 description 1
- 235000021317 phosphate Nutrition 0.000 description 1
- 150000003013 phosphoric acid derivatives Chemical class 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 238000010992 reflux Methods 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 238000007086 side reaction Methods 0.000 description 1
- 238000003860 storage Methods 0.000 description 1
- 125000001174 sulfone group Chemical group 0.000 description 1
- 239000008030 superplasticizer Substances 0.000 description 1
- 230000008719 thickening Effects 0.000 description 1
Landscapes
- Phenolic Resins Or Amino Resins (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP11290879A JPS5638315A (en) | 1979-09-05 | 1979-09-05 | Preparation of high-performance dispersing agent |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP11290879A JPS5638315A (en) | 1979-09-05 | 1979-09-05 | Preparation of high-performance dispersing agent |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS5638315A JPS5638315A (en) | 1981-04-13 |
| JPS6158082B2 true JPS6158082B2 (cs) | 1986-12-10 |
Family
ID=14598496
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP11290879A Granted JPS5638315A (en) | 1979-09-05 | 1979-09-05 | Preparation of high-performance dispersing agent |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS5638315A (cs) |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE1745441A1 (de) * | 1968-03-11 | 1975-01-16 | Sueddeutsche Kalkstickstoff | Verfahren zur herstellung von loesungen sulfitmodifizierter melaminharze |
-
1979
- 1979-09-05 JP JP11290879A patent/JPS5638315A/ja active Granted
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE1745441A1 (de) * | 1968-03-11 | 1975-01-16 | Sueddeutsche Kalkstickstoff | Verfahren zur herstellung von loesungen sulfitmodifizierter melaminharze |
Also Published As
| Publication number | Publication date |
|---|---|
| JPS5638315A (en) | 1981-04-13 |
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