JPH0218316B2 - - Google Patents
Info
- Publication number
- JPH0218316B2 JPH0218316B2 JP60056049A JP5604985A JPH0218316B2 JP H0218316 B2 JPH0218316 B2 JP H0218316B2 JP 60056049 A JP60056049 A JP 60056049A JP 5604985 A JP5604985 A JP 5604985A JP H0218316 B2 JPH0218316 B2 JP H0218316B2
- Authority
- JP
- Japan
- Prior art keywords
- cement
- strength
- products
- product
- sulfate
- 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 - Lifetime
Links
- 239000004568 cement Substances 0.000 claims description 27
- QAOWNCQODCNURD-UHFFFAOYSA-L Sulfate Chemical compound [O-]S([O-])(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-L 0.000 claims description 9
- 239000010425 asbestos Substances 0.000 claims description 7
- 229910052895 riebeckite Inorganic materials 0.000 claims description 7
- 239000007864 aqueous solution Substances 0.000 claims description 5
- 238000000034 method Methods 0.000 claims description 3
- 238000005728 strengthening Methods 0.000 claims description 3
- 239000000243 solution Substances 0.000 description 8
- 239000011398 Portland cement Substances 0.000 description 5
- 229910001653 ettringite Inorganic materials 0.000 description 5
- 229910052602 gypsum Inorganic materials 0.000 description 5
- 239000010440 gypsum Substances 0.000 description 5
- 238000005452 bending Methods 0.000 description 4
- 230000007423 decrease Effects 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 238000002791 soaking Methods 0.000 description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 3
- 229910018072 Al 2 O 3 Inorganic materials 0.000 description 2
- CSNNHWWHGAXBCP-UHFFFAOYSA-L Magnesium sulfate Chemical compound [Mg+2].[O-][S+2]([O-])([O-])[O-] CSNNHWWHGAXBCP-UHFFFAOYSA-L 0.000 description 2
- PMZURENOXWZQFD-UHFFFAOYSA-L Sodium Sulfate Chemical compound [Na+].[Na+].[O-]S([O-])(=O)=O PMZURENOXWZQFD-UHFFFAOYSA-L 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 2
- 230000036571 hydration Effects 0.000 description 2
- 238000006703 hydration reaction Methods 0.000 description 2
- 239000007788 liquid Substances 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- 229910052938 sodium sulfate Inorganic materials 0.000 description 2
- 235000011152 sodium sulphate Nutrition 0.000 description 2
- 241001274216 Naso Species 0.000 description 1
- 239000003513 alkali Substances 0.000 description 1
- 239000004566 building material Substances 0.000 description 1
- 239000003054 catalyst Substances 0.000 description 1
- 239000013078 crystal Substances 0.000 description 1
- 230000003628 erosive effect Effects 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 238000007654 immersion Methods 0.000 description 1
- 238000004898 kneading Methods 0.000 description 1
- 229910052943 magnesium sulfate Inorganic materials 0.000 description 1
- 235000019341 magnesium sulphate Nutrition 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 239000004576 sand Substances 0.000 description 1
Landscapes
- Aftertreatments Of Artificial And Natural Stones (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP5604985A JPS61215277A (ja) | 1985-03-22 | 1985-03-22 | セメント製品の強化方法 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP5604985A JPS61215277A (ja) | 1985-03-22 | 1985-03-22 | セメント製品の強化方法 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS61215277A JPS61215277A (ja) | 1986-09-25 |
| JPH0218316B2 true JPH0218316B2 (cs) | 1990-04-25 |
Family
ID=13016226
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP5604985A Granted JPS61215277A (ja) | 1985-03-22 | 1985-03-22 | セメント製品の強化方法 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS61215277A (cs) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0320913U (cs) * | 1989-07-10 | 1991-02-28 |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS49106521A (cs) * | 1973-02-10 | 1974-10-09 |
-
1985
- 1985-03-22 JP JP5604985A patent/JPS61215277A/ja active Granted
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS49106521A (cs) * | 1973-02-10 | 1974-10-09 |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0320913U (cs) * | 1989-07-10 | 1991-02-28 |
Also Published As
| Publication number | Publication date |
|---|---|
| JPS61215277A (ja) | 1986-09-25 |
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