JPS5399098A - Gypsum needle crystal fibers suitable for compounding and preparation thereof - Google Patents
Gypsum needle crystal fibers suitable for compounding and preparation thereofInfo
- Publication number
- JPS5399098A JPS5399098A JP1385977A JP1385977A JPS5399098A JP S5399098 A JPS5399098 A JP S5399098A JP 1385977 A JP1385977 A JP 1385977A JP 1385977 A JP1385977 A JP 1385977A JP S5399098 A JPS5399098 A JP S5399098A
- Authority
- JP
- Japan
- Prior art keywords
- needle crystal
- crystal fibers
- compounding
- preparation
- fibers suitable
- 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.)
- Pending
Links
- 229910052602 gypsum Inorganic materials 0.000 title abstract 3
- 239000010440 gypsum Substances 0.000 title abstract 3
- 239000013078 crystal Substances 0.000 title abstract 2
- 239000000835 fiber Substances 0.000 title abstract 2
- 238000013329 compounding Methods 0.000 title 1
- OSGAYBCDTDRGGQ-UHFFFAOYSA-L calcium sulfate Inorganic materials [Ca+2].[O-]S([O-])(=O)=O OSGAYBCDTDRGGQ-UHFFFAOYSA-L 0.000 abstract 1
- ZOMBKNNSYQHRCA-UHFFFAOYSA-J calcium sulfate hemihydrate Chemical compound O.[Ca+2].[Ca+2].[O-]S([O-])(=O)=O.[O-]S([O-])(=O)=O ZOMBKNNSYQHRCA-UHFFFAOYSA-J 0.000 abstract 1
- 150000004683 dihydrates Chemical class 0.000 abstract 1
- 239000011507 gypsum plaster Substances 0.000 abstract 1
- 238000010438 heat treatment Methods 0.000 abstract 1
- 230000000887 hydrating effect Effects 0.000 abstract 1
- 239000000843 powder Substances 0.000 abstract 1
- 239000002002 slurry Substances 0.000 abstract 1
- 238000003756 stirring Methods 0.000 abstract 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract 1
Landscapes
- Compounds Of Alkaline-Earth Elements, Aluminum Or Rare-Earth Metals (AREA)
- Inorganic Fibers (AREA)
Abstract
PURPOSE: To obtain gypsum semihydrate needle crystal fibers with diameter of > 2μ, by hydrating plaster of Paris powders with stirring in water to prepare an aqueous slurry contg. dispersed fine gypsum dihydrate with less size than a fixed diameter, adjusting the concn. of it lower than a fixed concn. and then heating it.
COPYRIGHT: (C)1978,JPO&Japio
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1385977A JPS5399098A (en) | 1977-02-09 | 1977-02-09 | Gypsum needle crystal fibers suitable for compounding and preparation thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1385977A JPS5399098A (en) | 1977-02-09 | 1977-02-09 | Gypsum needle crystal fibers suitable for compounding and preparation thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS5399098A true JPS5399098A (en) | 1978-08-30 |
Family
ID=11844984
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1385977A Pending JPS5399098A (en) | 1977-02-09 | 1977-02-09 | Gypsum needle crystal fibers suitable for compounding and preparation thereof |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS5399098A (en) |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5113136A (en) * | 1974-07-23 | 1976-02-02 | Taisei Corp | Kenzobutsuniokeru terebijushinshogaiboshisochi |
-
1977
- 1977-02-09 JP JP1385977A patent/JPS5399098A/en active Pending
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5113136A (en) * | 1974-07-23 | 1976-02-02 | Taisei Corp | Kenzobutsuniokeru terebijushinshogaiboshisochi |
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