JP4646310B2 - 珪酸カルシウム成形体及びその製造方法 - Google Patents
珪酸カルシウム成形体及びその製造方法 Download PDFInfo
- Publication number
- JP4646310B2 JP4646310B2 JP2005329447A JP2005329447A JP4646310B2 JP 4646310 B2 JP4646310 B2 JP 4646310B2 JP 2005329447 A JP2005329447 A JP 2005329447A JP 2005329447 A JP2005329447 A JP 2005329447A JP 4646310 B2 JP4646310 B2 JP 4646310B2
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- JP
- Japan
- Prior art keywords
- raw material
- calcium silicate
- sludge ash
- molded body
- silicate molded
- 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.)
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- 239000000378 calcium silicate Substances 0.000 title claims description 49
- 229910052918 calcium silicate Inorganic materials 0.000 title claims description 49
- OYACROKNLOSFPA-UHFFFAOYSA-N calcium;dioxido(oxo)silane Chemical compound [Ca+2].[O-][Si]([O-])=O OYACROKNLOSFPA-UHFFFAOYSA-N 0.000 title claims description 49
- 238000004519 manufacturing process Methods 0.000 title claims description 9
- 229960003340 calcium silicate Drugs 0.000 claims description 48
- 235000012241 calcium silicate Nutrition 0.000 claims description 48
- 239000002994 raw material Substances 0.000 claims description 48
- 239000010802 sludge Substances 0.000 claims description 46
- 229910052602 gypsum Inorganic materials 0.000 claims description 15
- 239000010440 gypsum Substances 0.000 claims description 15
- 239000002699 waste material Substances 0.000 claims description 15
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 12
- 239000000463 material Substances 0.000 claims description 8
- 239000011268 mixed slurry Substances 0.000 claims description 6
- 239000012783 reinforcing fiber Substances 0.000 claims description 6
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 claims description 4
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims description 4
- 229910052782 aluminium Inorganic materials 0.000 claims description 4
- 229910052710 silicon Inorganic materials 0.000 claims description 4
- 239000010703 silicon Substances 0.000 claims description 4
- 239000002956 ash Substances 0.000 claims description 2
- 238000005452 bending Methods 0.000 description 25
- 230000000052 comparative effect Effects 0.000 description 15
- 239000002440 industrial waste Substances 0.000 description 15
- 238000002156 mixing Methods 0.000 description 11
- 239000000047 product Substances 0.000 description 11
- 238000010521 absorption reaction Methods 0.000 description 7
- 238000006243 chemical reaction Methods 0.000 description 5
- 239000000203 mixture Substances 0.000 description 5
- 230000018044 dehydration Effects 0.000 description 4
- 238000006297 dehydration reaction Methods 0.000 description 4
- 239000002002 slurry Substances 0.000 description 4
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 3
- 230000001788 irregular Effects 0.000 description 3
- 239000002245 particle Substances 0.000 description 3
- 229910000831 Steel Inorganic materials 0.000 description 2
- 239000011575 calcium Substances 0.000 description 2
- 238000002425 crystallisation Methods 0.000 description 2
- 230000008025 crystallization Effects 0.000 description 2
- 230000006866 deterioration Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000009472 formulation Methods 0.000 description 2
- 238000001027 hydrothermal synthesis Methods 0.000 description 2
- 238000005259 measurement Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000000465 moulding Methods 0.000 description 2
- MKTRXTLKNXLULX-UHFFFAOYSA-P pentacalcium;dioxido(oxo)silane;hydron;tetrahydrate Chemical compound [H+].[H+].O.O.O.O.[Ca+2].[Ca+2].[Ca+2].[Ca+2].[Ca+2].[O-][Si]([O-])=O.[O-][Si]([O-])=O.[O-][Si]([O-])=O.[O-][Si]([O-])=O.[O-][Si]([O-])=O.[O-][Si]([O-])=O MKTRXTLKNXLULX-UHFFFAOYSA-P 0.000 description 2
- 238000007873 sieving Methods 0.000 description 2
- 239000010959 steel Substances 0.000 description 2
- OYPRJOBELJOOCE-UHFFFAOYSA-N Calcium Chemical compound [Ca] OYPRJOBELJOOCE-UHFFFAOYSA-N 0.000 description 1
- 239000005909 Kieselgur Substances 0.000 description 1
- 239000004566 building material Substances 0.000 description 1
- 239000006227 byproduct Substances 0.000 description 1
- 229910052791 calcium Inorganic materials 0.000 description 1
- AXCZMVOFGPJBDE-UHFFFAOYSA-L calcium dihydroxide Chemical compound [OH-].[OH-].[Ca+2] AXCZMVOFGPJBDE-UHFFFAOYSA-L 0.000 description 1
- 239000000920 calcium hydroxide Substances 0.000 description 1
- 229910001861 calcium hydroxide Inorganic materials 0.000 description 1
- 235000011116 calcium hydroxide Nutrition 0.000 description 1
- 239000004568 cement Substances 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 238000006477 desulfuration reaction Methods 0.000 description 1
- 230000023556 desulfurization Effects 0.000 description 1
- 238000004299 exfoliation Methods 0.000 description 1
- 238000009408 flooring Methods 0.000 description 1
- 239000005416 organic matter Substances 0.000 description 1
- 230000001737 promoting effect Effects 0.000 description 1
- 239000000377 silicon dioxide Substances 0.000 description 1
Images
Classifications
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W30/00—Technologies for solid waste management
- Y02W30/50—Reuse, recycling or recovery technologies
- Y02W30/91—Use of waste materials as fillers for mortars or concrete
Description
Claims (3)
- 珪酸質原料、石灰質原料、製紙スラッジ灰及び補強繊維を原料とした珪酸カルシウム成形体であって、
前記原料中のアルミニウム(Al)成分と珪素(Si)成分とのモル比が
Al/(Al+Si)=7〜15%であり、
前記原料中に前記製紙スラッジ灰を6〜14重量%含み、
前記原料中に排脱石膏をさらに含むとともに、前記排脱石膏と前記製紙スラッジ灰の合計量が50重量%以上である、
ことを特徴とする珪酸カルシウム成形体。 - 請求項1に記載の珪酸カルシウム成形体において、前記製紙スラッジ灰が20〜100メッシュのふるいにより分級されたものであることを特徴とする珪酸カルシウム成形体。
- 珪酸質原料、石灰質原料、製紙スラッジ灰及び補強繊維を含む珪酸カルシウム成形体の原料と水とを混合した混合スラリーを脱水成形し、得られた成形物を水熱反応させることにより得られる珪酸カルシウム成形体の製造方法であって、
前記原料中のアルミニウム(Al)成分と珪素(Si)成分とのモル比が
Al/(Al+Si)=7〜15%であり、
前記原料中に前記製紙スラッジ灰を6〜14重量%含み、
前記原料中に排脱石膏をさらに含むとともに、前記排脱石膏と前記製紙スラッジ灰の合計量が50重量%以上である、
ことを特徴とする珪酸カルシウム成形体の製造方法。
Priority Applications (1)
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---|---|---|---|
JP2005329447A JP4646310B2 (ja) | 2005-11-14 | 2005-11-14 | 珪酸カルシウム成形体及びその製造方法 |
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JP2005329447A JP4646310B2 (ja) | 2005-11-14 | 2005-11-14 | 珪酸カルシウム成形体及びその製造方法 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2007137685A JP2007137685A (ja) | 2007-06-07 |
JP4646310B2 true JP4646310B2 (ja) | 2011-03-09 |
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JP2005329447A Active JP4646310B2 (ja) | 2005-11-14 | 2005-11-14 | 珪酸カルシウム成形体及びその製造方法 |
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Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
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CN105016663B (zh) * | 2015-08-06 | 2017-03-08 | 济南大学 | 一种含有造纸污泥灰的硅酸钙板及其制备方法 |
CN105601184B (zh) * | 2015-12-24 | 2017-09-19 | 济南大学 | 一种硅酸钙板的制备方法 |
Citations (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS51130422A (en) * | 1975-05-08 | 1976-11-12 | Asahi Chemical Ind | Manufacturing of light foamed concrete |
JPS5363426A (en) * | 1976-11-18 | 1978-06-06 | Nippon Iton Kougiyou Kk | Gas concrete and its manufacture |
JPS6172670A (ja) * | 1984-09-14 | 1986-04-14 | 株式会社ノダ | 押出し成形品及びその製造方法 |
JPH01119554A (ja) * | 1987-11-02 | 1989-05-11 | Takeda Chem Ind Ltd | 珪酸カルシウム水和物の水性スラリーおよび該スラリーからの珪酸カルシウム成形体 |
JPH0597498A (ja) * | 1991-10-04 | 1993-04-20 | Nichias Corp | けい酸カルシウム質耐火被覆板およびその製造法 |
JPH08325074A (ja) * | 1995-05-30 | 1996-12-10 | Ask:Kk | 珪酸カルシウム板及びその製造方法 |
JP2000154050A (ja) * | 1998-11-18 | 2000-06-06 | Asano Slate Co Ltd | 軽量珪酸カルシウム板の製造方法 |
JP2001122674A (ja) * | 1999-08-19 | 2001-05-08 | Asahi Kasei Corp | 高強度珪酸カルシウム硬化体 |
JP2002104862A (ja) * | 2000-09-28 | 2002-04-10 | Kubota Corp | 窯業系建材の製造方法 |
-
2005
- 2005-11-14 JP JP2005329447A patent/JP4646310B2/ja active Active
Patent Citations (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS51130422A (en) * | 1975-05-08 | 1976-11-12 | Asahi Chemical Ind | Manufacturing of light foamed concrete |
JPS5363426A (en) * | 1976-11-18 | 1978-06-06 | Nippon Iton Kougiyou Kk | Gas concrete and its manufacture |
JPS6172670A (ja) * | 1984-09-14 | 1986-04-14 | 株式会社ノダ | 押出し成形品及びその製造方法 |
JPH01119554A (ja) * | 1987-11-02 | 1989-05-11 | Takeda Chem Ind Ltd | 珪酸カルシウム水和物の水性スラリーおよび該スラリーからの珪酸カルシウム成形体 |
JPH0597498A (ja) * | 1991-10-04 | 1993-04-20 | Nichias Corp | けい酸カルシウム質耐火被覆板およびその製造法 |
JPH08325074A (ja) * | 1995-05-30 | 1996-12-10 | Ask:Kk | 珪酸カルシウム板及びその製造方法 |
JP2000154050A (ja) * | 1998-11-18 | 2000-06-06 | Asano Slate Co Ltd | 軽量珪酸カルシウム板の製造方法 |
JP2001122674A (ja) * | 1999-08-19 | 2001-05-08 | Asahi Kasei Corp | 高強度珪酸カルシウム硬化体 |
JP2002104862A (ja) * | 2000-09-28 | 2002-04-10 | Kubota Corp | 窯業系建材の製造方法 |
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JP2007137685A (ja) | 2007-06-07 |
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