CN107487995B - 一种利用磷石膏制备α型高强石膏的方法 - Google Patents
一种利用磷石膏制备α型高强石膏的方法 Download PDFInfo
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- CN107487995B CN107487995B CN201610406663.2A CN201610406663A CN107487995B CN 107487995 B CN107487995 B CN 107487995B CN 201610406663 A CN201610406663 A CN 201610406663A CN 107487995 B CN107487995 B CN 107487995B
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- CN
- China
- Prior art keywords
- phosphogypsum
- type high
- strength
- control agent
- slurry
- Prior art date
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- PASHVRUKOFIRIK-UHFFFAOYSA-L calcium sulfate dihydrate Chemical compound O.O.[Ca+2].[O-]S([O-])(=O)=O PASHVRUKOFIRIK-UHFFFAOYSA-L 0.000 title claims abstract description 50
- 239000010440 gypsum Substances 0.000 title claims abstract description 28
- 229910052602 gypsum Inorganic materials 0.000 title claims abstract description 28
- 238000000034 method Methods 0.000 title claims abstract description 20
- 239000013078 crystal Substances 0.000 claims abstract description 38
- 239000002002 slurry Substances 0.000 claims abstract description 20
- 239000003795 chemical substances by application Substances 0.000 claims abstract description 17
- 239000002131 composite material Substances 0.000 claims abstract description 17
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 16
- ODINCKMPIJJUCX-UHFFFAOYSA-N Calcium oxide Chemical compound [Ca]=O ODINCKMPIJJUCX-UHFFFAOYSA-N 0.000 claims abstract description 12
- 238000001035 drying Methods 0.000 claims abstract description 11
- 150000007524 organic acids Chemical class 0.000 claims abstract description 11
- QAOWNCQODCNURD-UHFFFAOYSA-L Sulfate Chemical compound [O-]S([O-])(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-L 0.000 claims abstract description 10
- 238000000498 ball milling Methods 0.000 claims abstract description 9
- 239000007788 liquid Substances 0.000 claims abstract description 7
- 230000032683 aging Effects 0.000 claims abstract description 6
- 239000000292 calcium oxide Substances 0.000 claims abstract description 6
- 235000012255 calcium oxide Nutrition 0.000 claims abstract description 6
- 230000007480 spreading Effects 0.000 claims abstract description 6
- 238000003892 spreading Methods 0.000 claims abstract description 6
- 238000006386 neutralization reaction Methods 0.000 claims abstract description 5
- 238000010348 incorporation Methods 0.000 claims abstract description 4
- 238000003825 pressing Methods 0.000 claims abstract description 4
- 238000005303 weighing Methods 0.000 claims description 10
- 239000000203 mixture Substances 0.000 claims description 6
- 239000000463 material Substances 0.000 claims description 4
- 238000010025 steaming Methods 0.000 claims 1
- 230000008901 benefit Effects 0.000 abstract description 4
- 239000004566 building material Substances 0.000 abstract description 2
- 230000007613 environmental effect Effects 0.000 abstract description 2
- 239000000843 powder Substances 0.000 abstract 1
- NBIIXXVUZAFLBC-UHFFFAOYSA-N Phosphoric acid Chemical compound OP(O)(O)=O NBIIXXVUZAFLBC-UHFFFAOYSA-N 0.000 description 8
- 229910000147 aluminium phosphate Inorganic materials 0.000 description 4
- 229910052698 phosphorus Inorganic materials 0.000 description 4
- 239000000047 product Substances 0.000 description 4
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 description 3
- 150000004683 dihydrates Chemical group 0.000 description 3
- 229910052731 fluorine Inorganic materials 0.000 description 3
- 239000012535 impurity Substances 0.000 description 3
- 239000011574 phosphorus Substances 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 235000008733 Citrus aurantifolia Nutrition 0.000 description 2
- PXGOKWXKJXAPGV-UHFFFAOYSA-N Fluorine Chemical compound FF PXGOKWXKJXAPGV-UHFFFAOYSA-N 0.000 description 2
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- 235000011941 Tilia x europaea Nutrition 0.000 description 2
- 150000001768 cations Chemical class 0.000 description 2
- 238000010668 complexation reaction Methods 0.000 description 2
- 239000011737 fluorine Substances 0.000 description 2
- 239000004571 lime Substances 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 230000003472 neutralizing effect Effects 0.000 description 2
- 230000006911 nucleation Effects 0.000 description 2
- 238000010899 nucleation Methods 0.000 description 2
- 238000005036 potential barrier Methods 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 239000004254 Ammonium phosphate Substances 0.000 description 1
- FYYHWMGAXLPEAU-UHFFFAOYSA-N Magnesium Chemical compound [Mg] FYYHWMGAXLPEAU-UHFFFAOYSA-N 0.000 description 1
- 229910019142 PO4 Inorganic materials 0.000 description 1
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 230000002411 adverse Effects 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- 229910000148 ammonium phosphate Inorganic materials 0.000 description 1
- 235000019289 ammonium phosphates Nutrition 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000006227 byproduct Substances 0.000 description 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 description 1
- -1 cyclic organic acid Chemical class 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 230000018109 developmental process Effects 0.000 description 1
- MNNHAPBLZZVQHP-UHFFFAOYSA-N diammonium hydrogen phosphate Chemical compound [NH4+].[NH4+].OP([O-])([O-])=O MNNHAPBLZZVQHP-UHFFFAOYSA-N 0.000 description 1
- 238000009792 diffusion process Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 150000002222 fluorine compounds Chemical class 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 239000007791 liquid phase Substances 0.000 description 1
- 239000011777 magnesium Substances 0.000 description 1
- 229910052749 magnesium Inorganic materials 0.000 description 1
- 239000003607 modifier Substances 0.000 description 1
- 238000011056 performance test Methods 0.000 description 1
- 239000010452 phosphate Substances 0.000 description 1
- NBIIXXVUZAFLBC-UHFFFAOYSA-K phosphate Chemical compound [O-]P([O-])([O-])=O NBIIXXVUZAFLBC-UHFFFAOYSA-K 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 238000004064 recycling Methods 0.000 description 1
- 229910052710 silicon Inorganic materials 0.000 description 1
- 239000010703 silicon Substances 0.000 description 1
- 239000002910 solid waste Substances 0.000 description 1
- 238000001179 sorption measurement Methods 0.000 description 1
- 230000002195 synergetic effect Effects 0.000 description 1
- 238000005406 washing Methods 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B11/00—Calcium sulfate cements
- C04B11/26—Calcium sulfate cements strating from chemical gypsum; starting from phosphogypsum or from waste, e.g. purification products of smoke
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Ceramic Engineering (AREA)
- Materials Engineering (AREA)
- Structural Engineering (AREA)
- Organic Chemistry (AREA)
- Compounds Of Alkaline-Earth Elements, Aluminum Or Rare-Earth Metals (AREA)
- Dental Preparations (AREA)
Abstract
Description
Claims (1)
Priority Applications (1)
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CN201610406663.2A CN107487995B (zh) | 2016-06-12 | 2016-06-12 | 一种利用磷石膏制备α型高强石膏的方法 |
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CN201610406663.2A CN107487995B (zh) | 2016-06-12 | 2016-06-12 | 一种利用磷石膏制备α型高强石膏的方法 |
Publications (2)
Publication Number | Publication Date |
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CN107487995A CN107487995A (zh) | 2017-12-19 |
CN107487995B true CN107487995B (zh) | 2020-10-02 |
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CN201610406663.2A Active CN107487995B (zh) | 2016-06-12 | 2016-06-12 | 一种利用磷石膏制备α型高强石膏的方法 |
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Families Citing this family (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN108147447A (zh) * | 2017-12-29 | 2018-06-12 | 应城市嘉鸿技术服务科技有限公司 | 一种液相法制备α型半水石膏的加工工艺 |
CN108658484B (zh) * | 2018-05-21 | 2021-03-02 | 昆明理工大学 | 一种磷建筑石膏的分段式处理工艺 |
CN109574526A (zh) * | 2018-12-26 | 2019-04-05 | 肇庆市珈旺环境技术研究院 | 一种脱硫石膏常压盐溶液法制备高强石膏的方法 |
CN110040993A (zh) * | 2019-05-27 | 2019-07-23 | 三峡大学 | 一种磷石膏制备高强石膏的方法 |
CN111003723B (zh) * | 2019-12-18 | 2021-06-15 | 武汉工程大学 | 一种利用化学石膏制备α-半水石膏的方法及由其制备得到的α-半水石膏 |
CN111517355A (zh) * | 2020-05-05 | 2020-08-11 | 桂林理工大学 | 一种蒸压条件下磷石膏制备α半水石膏的方法 |
CN111377421A (zh) * | 2020-05-22 | 2020-07-07 | 四川大学 | α石膏的制备方法以及利用磷矿制备磷酸和α石膏的方法 |
CN113307522A (zh) * | 2021-06-10 | 2021-08-27 | 江苏一夫科技股份有限公司 | 一种利用工业副产石膏生产ii型无水石膏的装置及方法 |
CN115010161B (zh) * | 2022-01-19 | 2024-01-05 | 昆明理工大学 | 一种废石膏转化为α半水石膏的方法 |
CN114956625A (zh) * | 2022-06-06 | 2022-08-30 | 瓮福(集团)有限责任公司 | 一种用于工业副产磷石膏制备α型高强石膏的复合转晶剂 |
CN116553848A (zh) * | 2023-03-14 | 2023-08-08 | 云南省生态环境科学研究院 | 一种半原位转晶制备α高强石膏的方法 |
Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2008121026A1 (ru) * | 2007-04-02 | 2008-10-09 | Zakrytoe Akcionernoe Obshestvo 'techno-Tm' | Способ получения водостойкого и высокопрочного экологически чистого гипсового вяжущего |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN100345788C (zh) * | 2006-01-10 | 2007-10-31 | 南京一夫建材实业有限公司 | α型高强石膏及其制备方法 |
CN102615694B (zh) * | 2011-01-30 | 2016-01-20 | 泰安泰山石膏科技研究院 | 利用化学石膏生产高强α石膏的工艺 |
CN104355560B (zh) * | 2014-10-21 | 2016-06-15 | 金正大生态工程集团股份有限公司 | 一种α-高强石膏粉的生产方法 |
CN104628274A (zh) * | 2014-12-03 | 2015-05-20 | 昆明理工大学 | 一种磷石膏制备高强α半水石膏的方法及装置 |
-
2016
- 2016-06-12 CN CN201610406663.2A patent/CN107487995B/zh active Active
Patent Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2008121026A1 (ru) * | 2007-04-02 | 2008-10-09 | Zakrytoe Akcionernoe Obshestvo 'techno-Tm' | Способ получения водостойкого и высокопрочного экологически чистого гипсового вяжущего |
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Effective date of registration: 20200903 Address after: 443208 Baiyang Industrial Park, high tech Zone, Yichang, Hubei (Zhijiang Town, Baiyang Town, Shan Xi Yao) Applicant after: HUBEI YUANGU NEW BUILDING MATERIALS TECHNOLOGY Co.,Ltd. Address before: 443000 No. 41, four new road, Xiling District, Hubei, Yichang Applicant before: Li Guogang |
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PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
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Denomination of invention: A preparation method using phosphogypsum a Method of high strength gypsum Effective date of registration: 20220621 Granted publication date: 20201002 Pledgee: Yichang financing guarantee Group Co.,Ltd. Pledgor: HUBEI YUANGU NEW BUILDING MATERIALS TECHNOLOGY CO.,LTD. Registration number: Y2022980008334 |
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Date of cancellation: 20230621 Granted publication date: 20201002 Pledgee: Yichang financing guarantee Group Co.,Ltd. Pledgor: HUBEI YUANGU NEW BUILDING MATERIALS TECHNOLOGY CO.,LTD. Registration number: Y2022980008334 |
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PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of invention: Preparation of Phosphogypsum a Method for producing high-strength gypsum Effective date of registration: 20230628 Granted publication date: 20201002 Pledgee: Yichang Science and Technology Financing Guarantee Co.,Ltd. Pledgor: HUBEI YUANGU NEW BUILDING MATERIALS TECHNOLOGY CO.,LTD. Registration number: Y2023980045987 |