JPH0143699B2 - - Google Patents
Info
- Publication number
- JPH0143699B2 JPH0143699B2 JP2128281A JP2128281A JPH0143699B2 JP H0143699 B2 JPH0143699 B2 JP H0143699B2 JP 2128281 A JP2128281 A JP 2128281A JP 2128281 A JP2128281 A JP 2128281A JP H0143699 B2 JPH0143699 B2 JP H0143699B2
- Authority
- JP
- Japan
- Prior art keywords
- concrete
- condensate
- sulfonic acid
- acid group
- water
- 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
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 30
- 229920000877 Melamine resin Polymers 0.000 claims description 28
- WSFSSNUMVMOOMR-UHFFFAOYSA-N Formaldehyde Chemical compound O=C WSFSSNUMVMOOMR-UHFFFAOYSA-N 0.000 claims description 22
- 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 21
- 239000003638 chemical reducing agent Substances 0.000 claims description 19
- 125000000542 sulfonic acid group Chemical group 0.000 claims description 18
- LSNNMFCWUKXFEE-UHFFFAOYSA-N Sulfurous acid Chemical compound OS(O)=O LSNNMFCWUKXFEE-UHFFFAOYSA-N 0.000 claims description 10
- 239000007864 aqueous solution Substances 0.000 claims description 7
- JDSHMPZPIAZGSV-UHFFFAOYSA-N melamine Chemical compound NC1=NC(N)=NC(N)=N1 JDSHMPZPIAZGSV-UHFFFAOYSA-N 0.000 claims description 7
- 239000004574 high-performance concrete Substances 0.000 claims description 4
- 239000012736 aqueous medium Substances 0.000 claims description 3
- 239000004567 concrete Substances 0.000 description 30
- 238000006482 condensation reaction Methods 0.000 description 12
- 238000002156 mixing Methods 0.000 description 10
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 description 9
- 230000000694 effects Effects 0.000 description 7
- 239000000203 mixture Substances 0.000 description 7
- 238000006243 chemical reaction Methods 0.000 description 6
- 239000000047 product Substances 0.000 description 6
- 229920005989 resin Polymers 0.000 description 5
- 239000011347 resin Substances 0.000 description 5
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 description 4
- 239000004568 cement Substances 0.000 description 4
- 230000007774 longterm Effects 0.000 description 4
- 238000001816 cooling Methods 0.000 description 3
- 235000011121 sodium hydroxide Nutrition 0.000 description 3
- 239000000243 solution Substances 0.000 description 3
- 238000003860 storage Methods 0.000 description 3
- 239000003795 chemical substances by application Substances 0.000 description 2
- 150000001875 compounds Chemical class 0.000 description 2
- 238000009833 condensation Methods 0.000 description 2
- 230000005494 condensation Effects 0.000 description 2
- 239000007859 condensation product Substances 0.000 description 2
- 238000005243 fluidization Methods 0.000 description 2
- 238000006386 neutralization reaction Methods 0.000 description 2
- HRZFUMHJMZEROT-UHFFFAOYSA-L sodium disulfite Chemical compound [Na+].[Na+].[O-]S(=O)S([O-])(=O)=O HRZFUMHJMZEROT-UHFFFAOYSA-L 0.000 description 2
- 235000010262 sodium metabisulphite Nutrition 0.000 description 2
- GEHJYWRUCIMESM-UHFFFAOYSA-L sodium sulfite Chemical compound [Na+].[Na+].[O-]S([O-])=O GEHJYWRUCIMESM-UHFFFAOYSA-L 0.000 description 2
- 238000003756 stirring Methods 0.000 description 2
- AOSFMYBATFLTAQ-UHFFFAOYSA-N 1-amino-3-(benzimidazol-1-yl)propan-2-ol Chemical compound C1=CC=C2N(CC(O)CN)C=NC2=C1 AOSFMYBATFLTAQ-UHFFFAOYSA-N 0.000 description 1
- PQUCIEFHOVEZAU-UHFFFAOYSA-N Diammonium sulfite Chemical compound [NH4+].[NH4+].[O-]S([O-])=O PQUCIEFHOVEZAU-UHFFFAOYSA-N 0.000 description 1
- 229930040373 Paraformaldehyde Natural products 0.000 description 1
- DWAQJAXMDSEUJJ-UHFFFAOYSA-M Sodium bisulfite Chemical compound [Na+].OS([O-])=O DWAQJAXMDSEUJJ-UHFFFAOYSA-M 0.000 description 1
- 239000002253 acid Substances 0.000 description 1
- 239000002535 acidifier Substances 0.000 description 1
- 238000007259 addition reaction Methods 0.000 description 1
- 230000003113 alkalizing effect Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 230000000052 comparative effect Effects 0.000 description 1
- 238000013329 compounding Methods 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 238000001035 drying Methods 0.000 description 1
- 238000004898 kneading Methods 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 239000002609 medium Substances 0.000 description 1
- WSFSSNUMVMOOMR-NJFSPNSNSA-N methanone Chemical compound O=[14CH2] WSFSSNUMVMOOMR-NJFSPNSNSA-N 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000004570 mortar (masonry) Substances 0.000 description 1
- 230000003472 neutralizing effect Effects 0.000 description 1
- 229920002866 paraformaldehyde Polymers 0.000 description 1
- 239000000843 powder Substances 0.000 description 1
- 238000001556 precipitation Methods 0.000 description 1
- 239000012429 reaction media Substances 0.000 description 1
- 230000035484 reaction time Effects 0.000 description 1
- 238000010992 reflux Methods 0.000 description 1
- 239000011734 sodium Substances 0.000 description 1
- 235000010267 sodium hydrogen sulphite Nutrition 0.000 description 1
- 235000010265 sodium sulphite Nutrition 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- LSNNMFCWUKXFEE-UHFFFAOYSA-L sulfite Chemical class [O-]S([O-])=O LSNNMFCWUKXFEE-UHFFFAOYSA-L 0.000 description 1
- BDHFUVZGWQCTTF-UHFFFAOYSA-M sulfonate Chemical compound [O-]S(=O)=O BDHFUVZGWQCTTF-UHFFFAOYSA-M 0.000 description 1
- 125000001174 sulfone group Chemical group 0.000 description 1
Landscapes
- Curing Cements, Concrete, And Artificial Stone (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2128281A JPS57135760A (en) | 1981-02-14 | 1981-02-14 | High power concrete water-reducing admixture |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2128281A JPS57135760A (en) | 1981-02-14 | 1981-02-14 | High power concrete water-reducing admixture |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS57135760A JPS57135760A (en) | 1982-08-21 |
| JPH0143699B2 true JPH0143699B2 (fr) | 1989-09-22 |
Family
ID=12050774
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2128281A Granted JPS57135760A (en) | 1981-02-14 | 1981-02-14 | High power concrete water-reducing admixture |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS57135760A (fr) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0829965B2 (ja) * | 1986-09-11 | 1996-03-27 | 大日本インキ化学工業株式会社 | セメント用混和剤の製造方法 |
-
1981
- 1981-02-14 JP JP2128281A patent/JPS57135760A/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPS57135760A (en) | 1982-08-21 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US6555683B1 (en) | Condensation products based on amino-s-triazines and the use thereof | |
| US4725665A (en) | Use of salts of water-soluble | |
| US4677159A (en) | Process for the synthesis of highly stable sulfonated melamine-formaldehyde condensates as superplasticizing admixtures in concrete | |
| JP2741730B2 (ja) | アミノ−ｓ−トリアジンおよびホルムアルデヒドを主体とするスルホン酸基含有縮合生成物 | |
| JPH0341420B2 (fr) | ||
| US4079040A (en) | Sulfo-containing phenol-formaldehyde condensates | |
| US4820766A (en) | Highly stable sulfonated melamine-formaldehyde condensate solution | |
| AU759031B2 (en) | Process for preparing an aqueous solution of sulfanilic acid modified melamine-formaldehyde resin and a cement composition | |
| JPH0143699B2 (fr) | ||
| JPS6241605B2 (fr) | ||
| EP0166774B1 (fr) | Agent de reduction d'eau utilise dans un mortier et du beton | |
| JP4182309B2 (ja) | スルファニル酸変性メラミンホルムアルデヒド樹脂水溶液の製造方法 | |
| JPH03344B2 (fr) | ||
| JP3181103B2 (ja) | セメント減水剤及びそれを含有するセメント組成物並びに硬化物 | |
| US4707508A (en) | Long-shelflife concentrated aqueous solutions of melamine-formaldehyde condensates, preparation and use thereof | |
| JPH01129016A (ja) | 無機結合剤用の流動化剤の製造法 | |
| JPH04275962A (ja) | セメント減水剤 | |
| JPH0155210B2 (fr) | ||
| JP2833135B2 (ja) | 高性能減水剤の製造方法 | |
| JPH0151460B2 (fr) | ||
| JP2000351661A (ja) | スルファニル酸変性メラミンホルムアルデヒド樹脂含有セメント組成物 | |
| JPS6337058B2 (fr) | ||
| JP3605853B2 (ja) | 非分離性セメント組成物 | |
| JPS6183662A (ja) | セメント添加剤 | |
| JPS59190245A (ja) | セメント流動化組成物 |