BRPI0916593A2 - processo para modificação contínua de gesso diidratado e gesso diidratado modificado obtido através do processo. - Google Patents

processo para modificação contínua de gesso diidratado e gesso diidratado modificado obtido através do processo.

Info

Publication number
BRPI0916593A2
BRPI0916593A2 BRPI0916593A BRPI0916593A BRPI0916593A2 BR PI0916593 A2 BRPI0916593 A2 BR PI0916593A2 BR PI0916593 A BRPI0916593 A BR PI0916593A BR PI0916593 A BRPI0916593 A BR PI0916593A BR PI0916593 A2 BRPI0916593 A2 BR PI0916593A2
Authority
BR
Brazil
Prior art keywords
dihydrate plaster
plaster
dihydrate
modified
continuous modification
Prior art date
Application number
BRPI0916593A
Other languages
English (en)
Inventor
Itaru Yokoyama
Kouji Katsumoto
Yasuo Kawamura
Original Assignee
Yoshino Gypsum Co
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Yoshino Gypsum Co filed Critical Yoshino Gypsum Co
Publication of BRPI0916593A2 publication Critical patent/BRPI0916593A2/pt
Publication of BRPI0916593B1 publication Critical patent/BRPI0916593B1/pt

Links

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
    • C04B11/02—Methods and apparatus for dehydrating gypsum
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01F—COMPOUNDS OF THE METALS BERYLLIUM, MAGNESIUM, ALUMINIUM, CALCIUM, STRONTIUM, BARIUM, RADIUM, THORIUM, OR OF THE RARE-EARTH METALS
    • C01F11/00—Compounds of calcium, strontium, or barium
    • C01F11/46—Sulfates
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01F—COMPOUNDS OF THE METALS BERYLLIUM, MAGNESIUM, ALUMINIUM, CALCIUM, STRONTIUM, BARIUM, RADIUM, THORIUM, OR OF THE RARE-EARTH METALS
    • C01F11/00—Compounds of calcium, strontium, or barium
    • C01F11/46—Sulfates
    • C01F11/466—Conversion of one form of calcium sulfate to another
    • 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
    • C04B11/007—After-treatment of the dehydration products, e.g. aging, stabilisation
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
    • C01P2004/00—Particle morphology
    • C01P2004/01—Particle morphology depicted by an image
    • C01P2004/03—Particle morphology depicted by an image obtained by SEM
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
    • C01P2004/00—Particle morphology
    • C01P2004/60—Particles characterised by their size
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
    • C01P2004/00—Particle morphology
    • C01P2004/60—Particles characterised by their size
    • C01P2004/61—Micrometer sized, i.e. from 1-100 micrometer
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
    • C01P2006/00—Physical properties of inorganic compounds
    • C01P2006/11—Powder tap density
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
    • C01P2006/00—Physical properties of inorganic compounds
    • C01P2006/80—Compositional purity
    • 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
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T428/00—Stock material or miscellaneous articles
    • Y10T428/29—Coated or structually defined flake, particle, cell, strand, strand portion, rod, filament, macroscopic fiber or mass thereof
    • Y10T428/2982—Particulate matter [e.g., sphere, flake, etc.]

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Ceramic Engineering (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Geology (AREA)
  • Inorganic Chemistry (AREA)
  • Materials Engineering (AREA)
  • Structural Engineering (AREA)
  • Compounds Of Alkaline-Earth Elements, Aluminum Or Rare-Earth Metals (AREA)
  • Processing Of Solid Wastes (AREA)
  • Degasification And Air Bubble Elimination (AREA)
BRPI0916593A 2008-07-31 2009-07-31 processo para modificação contínua de gesso diidratado BRPI0916593B1 (pt)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2008197920 2008-07-31
PCT/JP2009/063666 WO2010013807A1 (ja) 2008-07-31 2009-07-31 二水石膏の連続式改質方法及び該方法で改質された改質二水石膏

Publications (2)

Publication Number Publication Date
BRPI0916593A2 true BRPI0916593A2 (pt) 2015-11-10
BRPI0916593B1 BRPI0916593B1 (pt) 2019-10-22

Family

ID=41610501

Family Applications (1)

Application Number Title Priority Date Filing Date
BRPI0916593A BRPI0916593B1 (pt) 2008-07-31 2009-07-31 processo para modificação contínua de gesso diidratado

Country Status (12)

Country Link
US (2) US8529863B2 (pt)
EP (2) EP2305605B1 (pt)
JP (7) JP5458013B2 (pt)
KR (2) KR101346493B1 (pt)
CN (3) CN104211102B (pt)
AU (1) AU2009277498B2 (pt)
BR (1) BRPI0916593B1 (pt)
CA (2) CA2852385C (pt)
ES (2) ES2665753T3 (pt)
MX (1) MX2011001116A (pt)
RU (1) RU2472706C2 (pt)
WO (1) WO2010013807A1 (pt)

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CN104211102B (zh) * 2008-07-31 2016-07-06 吉野石膏株式会社 二水石膏的连续式改性方法
JP2012229152A (ja) * 2011-04-13 2012-11-22 Tokuyama Corp 石膏ボード廃材からの石膏成形体用原料の石膏粉末の製造方法
CN102659375A (zh) * 2012-04-23 2012-09-12 湖南顶春新型建材科技有限公司 一种超强牙科模型石膏粉的生产方法
JP6088277B2 (ja) * 2013-02-07 2017-03-01 株式会社トクヤマ 廃石膏ボードの利用方法
WO2014141926A1 (ja) * 2013-03-13 2014-09-18 株式会社トクヤマ 石膏スラリーの連続的な製造方法
JP6195238B2 (ja) * 2013-05-29 2017-09-13 学校法人日本大学 石膏ボード廃材中の石膏を二水石膏として再生する方法
US9896366B2 (en) 2014-02-26 2018-02-20 Ecolab Usa Inc. Alternative additives to enhance slurry dewatering
CN106457235B (zh) 2014-04-02 2019-08-13 范德堡大学 用于从磷石膏移除杂质和制造石膏粘合剂和产品的系统和方法
JP2016117617A (ja) * 2014-12-22 2016-06-30 株式会社トクヤマ 二水石膏製造装置
JP6559551B2 (ja) * 2015-11-18 2019-08-14 株式会社トクヤマ フッ素溶出量を低減した二水石膏の製造方法
CN106044826A (zh) * 2016-05-26 2016-10-26 东南大学 一种用于生产α型高强石膏的转晶剂
US10023496B1 (en) 2017-06-16 2018-07-17 United States Gypsum Company No fiber calcination of gypsum for gypsum fiberboard
CN107324677A (zh) * 2017-08-25 2017-11-07 四川屹科环保科技有限公司 高强半水石膏粉常压半干法制备方法、制备装置
CN109292809A (zh) * 2018-09-30 2019-02-01 攀钢集团攀枝花钢铁研究院有限公司 钛石膏的提纯方法、石膏和石膏的应用
JP7121628B2 (ja) * 2018-10-23 2022-08-18 株式会社トクヤマ 廃石膏ボードからの二水石膏の回収方法
JP7078512B2 (ja) * 2018-10-25 2022-05-31 株式会社トクヤマ 廃石膏ボードからの二水石膏の回収方法
JP7284596B2 (ja) * 2019-03-07 2023-05-31 株式会社トクヤマ 二水石膏の製造方法
CN110238158A (zh) * 2019-05-28 2019-09-17 罗守训 垃圾处理系统
JP7303729B2 (ja) * 2019-11-14 2023-07-05 株式会社トクヤマ 廃石膏ボードの処理方法
CN111320446B (zh) * 2020-02-29 2022-10-21 湖北省建筑工程质量监督检验测试中心 一种高强度自防水磷石膏路基材料及其制备方法
CN111569526B (zh) * 2020-05-25 2022-03-11 河北化工医药职业技术学院 一种二水石膏生产线的自动升降过滤产物系统
FI3984977T3 (fi) * 2020-10-19 2023-02-28 Menetelmä kipsilevykartonkimateriaalin kierrättämiseksi
CN113800868B (zh) * 2021-08-26 2023-08-15 淮南北新建材有限公司 一种优化纸面石膏板性能的方法
JP2023036206A (ja) * 2021-09-02 2023-03-14 株式会社トクヤマ 石膏の晶析方法
JP2023036207A (ja) * 2021-09-02 2023-03-14 株式会社トクヤマ 廃石膏ボードからの石膏の回収方法
CN115889409A (zh) * 2022-11-11 2023-04-04 茌平信源环保建材有限公司 一种实现在线废石膏板回收利用的系统
CN117843263B (zh) * 2024-01-15 2024-07-05 泰山石膏（湖北）有限公司 基于复合碳材同步改性的阵列激光烧蚀磷石膏预处理方法

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CN101372404B (zh) * 2008-07-24 2010-08-11 东南大学 一种用脱硫二水石膏制备高强α型半水石膏的方法
CN104211102B (zh) * 2008-07-31 2016-07-06 吉野石膏株式会社 二水石膏的连续式改性方法

Also Published As

Publication number Publication date
EP2891628A1 (en) 2015-07-08
CA2852385A1 (en) 2010-02-04
US8529863B2 (en) 2013-09-10
JP6232123B2 (ja) 2017-11-15
JP5458013B2 (ja) 2014-04-02
CN102123950A (zh) 2011-07-13
ES2661439T3 (es) 2018-04-02
CA2852385C (en) 2017-07-11
JP5689518B2 (ja) 2015-03-25
EP2891628B1 (en) 2018-02-21
KR20110048534A (ko) 2011-05-11
RU2011102297A (ru) 2012-09-10
JP2016033110A (ja) 2016-03-10
JP6391790B2 (ja) 2018-09-19
KR101346493B1 (ko) 2013-12-31
JP5193386B2 (ja) 2013-05-08
CN102123950B (zh) 2017-03-29
CA2731836A1 (en) 2010-02-04
JP2012250913A (ja) 2012-12-20
CN104261453A (zh) 2015-01-07
BRPI0916593B1 (pt) 2019-10-22
JP5834128B2 (ja) 2015-12-16
JP2014088312A (ja) 2014-05-15
ES2665753T3 (es) 2018-04-27
KR101286336B1 (ko) 2013-07-15
KR20130027046A (ko) 2013-03-14
AU2009277498B2 (en) 2012-07-12
CN104261453B (zh) 2017-06-30
CN104211102A (zh) 2014-12-17
JP2017088492A (ja) 2017-05-25
JP2018039727A (ja) 2018-03-15
US20110135930A1 (en) 2011-06-09
JP2015051920A (ja) 2015-03-19
CA2731836C (en) 2014-09-23
WO2010013807A1 (ja) 2010-02-04
US20140030173A1 (en) 2014-01-30
RU2472706C2 (ru) 2013-01-20
EP2305605A1 (en) 2011-04-06
JP6072879B2 (ja) 2017-02-01
EP2305605B1 (en) 2018-03-28
MX2011001116A (es) 2011-05-23
CN104211102B (zh) 2016-07-06
US9458025B2 (en) 2016-10-04
AU2009277498A1 (en) 2010-02-04
EP2305605A4 (en) 2014-07-23
JPWO2010013807A1 (ja) 2012-01-12

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