JPS60260453A - 水中コンクリ−ト用混和剤 - Google Patents
水中コンクリ−ト用混和剤Info
- Publication number
- JPS60260453A JPS60260453A JP11584984A JP11584984A JPS60260453A JP S60260453 A JPS60260453 A JP S60260453A JP 11584984 A JP11584984 A JP 11584984A JP 11584984 A JP11584984 A JP 11584984A JP S60260453 A JPS60260453 A JP S60260453A
- Authority
- JP
- Japan
- Prior art keywords
- water
- concrete
- added
- admixture
- underwater concrete
- 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.)
- Granted
Links
- 229920003169 water-soluble polymer Polymers 0.000 claims description 11
- 229920003086 cellulose ether Polymers 0.000 claims description 10
- 239000000203 mixture Substances 0.000 claims description 10
- 150000001875 compounds Chemical class 0.000 claims description 4
- 239000000470 constituent Substances 0.000 claims description 4
- 239000007864 aqueous solution Substances 0.000 claims description 3
- 229910052783 alkali metal Inorganic materials 0.000 claims description 2
- 150000001340 alkali metals Chemical class 0.000 claims description 2
- 150000007530 organic bases Chemical class 0.000 claims description 2
- 230000000379 polymerizing effect Effects 0.000 claims description 2
- 125000000217 alkyl group Chemical group 0.000 claims 1
- 125000002947 alkylene group Chemical group 0.000 claims 1
- 125000004432 carbon atom Chemical group C* 0.000 claims 1
- SNVLJLYUUXKWOJ-UHFFFAOYSA-N methylidenecarbene Chemical compound C=[C] SNVLJLYUUXKWOJ-UHFFFAOYSA-N 0.000 claims 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 19
- 238000002156 mixing Methods 0.000 description 11
- 238000000926 separation method Methods 0.000 description 11
- 239000003795 chemical substances by application Substances 0.000 description 9
- 230000000694 effects Effects 0.000 description 9
- 239000002518 antifoaming agent Substances 0.000 description 5
- 229920002401 polyacrylamide Polymers 0.000 description 5
- 229920000642 polymer Polymers 0.000 description 5
- 230000007423 decrease Effects 0.000 description 4
- 239000008030 superplasticizer Substances 0.000 description 4
- 230000008719 thickening Effects 0.000 description 4
- 239000002562 thickening agent Substances 0.000 description 4
- 238000011156 evaluation Methods 0.000 description 3
- 229920000609 methyl cellulose Polymers 0.000 description 3
- 239000001923 methylcellulose Substances 0.000 description 3
- 235000010981 methylcellulose Nutrition 0.000 description 3
- 229920002153 Hydroxypropyl cellulose Polymers 0.000 description 2
- 230000002776 aggregation Effects 0.000 description 2
- 239000002585 base Substances 0.000 description 2
- 239000004568 cement Substances 0.000 description 2
- 238000007796 conventional method Methods 0.000 description 2
- 239000002270 dispersing agent Substances 0.000 description 2
- 239000006185 dispersion Substances 0.000 description 2
- 230000005484 gravity Effects 0.000 description 2
- 239000001863 hydroxypropyl cellulose Substances 0.000 description 2
- 235000010977 hydroxypropyl cellulose Nutrition 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000006116 polymerization reaction Methods 0.000 description 2
- 239000007787 solid Substances 0.000 description 2
- UVDYBBRVDUKNFV-UHFFFAOYSA-N 2-(prop-2-enoylamino)ethanesulfonic acid Chemical compound OS(=O)(=O)CCNC(=O)C=C UVDYBBRVDUKNFV-UHFFFAOYSA-N 0.000 description 1
- -1 2-acrylamyl Chemical group 0.000 description 1
- LRQCBMGUUWENBW-UHFFFAOYSA-N 3-(2-methylprop-2-enoylamino)propane-1-sulfonic acid Chemical compound CC(=C)C(=O)NCCCS(O)(=O)=O LRQCBMGUUWENBW-UHFFFAOYSA-N 0.000 description 1
- RNIHAPSVIGPAFF-UHFFFAOYSA-N Acrylamide-acrylic acid resin Chemical compound NC(=O)C=C.OC(=O)C=C RNIHAPSVIGPAFF-UHFFFAOYSA-N 0.000 description 1
- 229920002126 Acrylic acid copolymer Polymers 0.000 description 1
- 229920000663 Hydroxyethyl cellulose Polymers 0.000 description 1
- 239000004354 Hydroxyethyl cellulose Substances 0.000 description 1
- 229920001479 Hydroxyethyl methyl cellulose Polymers 0.000 description 1
- 229920003171 Poly (ethylene oxide) Polymers 0.000 description 1
- 239000011398 Portland cement Substances 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 238000005054 agglomeration Methods 0.000 description 1
- 230000004931 aggregating effect Effects 0.000 description 1
- 238000004220 aggregation Methods 0.000 description 1
- 150000001450 anions Chemical group 0.000 description 1
- 230000003373 anti-fouling effect Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 239000011362 coarse particle Substances 0.000 description 1
- 230000000052 comparative effect Effects 0.000 description 1
- 238000011109 contamination Methods 0.000 description 1
- 238000007334 copolymerization reaction Methods 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 230000003311 flocculating effect Effects 0.000 description 1
- 125000000524 functional group Chemical group 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 235000019447 hydroxyethyl cellulose Nutrition 0.000 description 1
- 239000003999 initiator Substances 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000004570 mortar (masonry) Substances 0.000 description 1
- 239000000843 powder Substances 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 238000003892 spreading Methods 0.000 description 1
- 230000007480 spreading Effects 0.000 description 1
- 125000000542 sulfonic acid group Chemical group 0.000 description 1
- 239000000725 suspension Substances 0.000 description 1
- 230000002194 synthesizing effect Effects 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
Landscapes
- Curing Cements, Concrete, And Artificial Stone (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP11584984A JPS60260453A (ja) | 1984-06-05 | 1984-06-05 | 水中コンクリ−ト用混和剤 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP11584984A JPS60260453A (ja) | 1984-06-05 | 1984-06-05 | 水中コンクリ−ト用混和剤 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS60260453A true JPS60260453A (ja) | 1985-12-23 |
| JPH0224778B2 JPH0224778B2 (zh) | 1990-05-30 |
Family
ID=14672654
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP11584984A Granted JPS60260453A (ja) | 1984-06-05 | 1984-06-05 | 水中コンクリ−ト用混和剤 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS60260453A (zh) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS63206344A (ja) * | 1987-02-23 | 1988-08-25 | 日本鋼管株式会社 | 水中コンクリ−ト用セメント組成物 |
| EP0520413A2 (en) * | 1991-06-25 | 1992-12-30 | Jdc Corporation | Concrete composition |
| JP2013147409A (ja) * | 2012-01-23 | 2013-08-01 | Kajima Corp | 高温での水中不分離性に優れた自己充填性セメント系混練物およびその製造方法 |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS60210554A (ja) * | 1984-04-03 | 1985-10-23 | 鹿島建設株式会社 | 水硬性セメント混和剤 |
-
1984
- 1984-06-05 JP JP11584984A patent/JPS60260453A/ja active Granted
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS60210554A (ja) * | 1984-04-03 | 1985-10-23 | 鹿島建設株式会社 | 水硬性セメント混和剤 |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS63206344A (ja) * | 1987-02-23 | 1988-08-25 | 日本鋼管株式会社 | 水中コンクリ−ト用セメント組成物 |
| EP0520413A2 (en) * | 1991-06-25 | 1992-12-30 | Jdc Corporation | Concrete composition |
| EP0520413A3 (zh) * | 1991-06-25 | 1994-04-20 | Japan Dev & Construction | |
| CN1051751C (zh) * | 1991-06-25 | 2000-04-26 | 日本国土开发株式会社 | 混凝土组合物 |
| JP2013147409A (ja) * | 2012-01-23 | 2013-08-01 | Kajima Corp | 高温での水中不分離性に優れた自己充填性セメント系混練物およびその製造方法 |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0224778B2 (zh) | 1990-05-30 |
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