KR101286336B1 - 이수석고의 연속식 개질방법 및 상기 방법으로 개질된 개질 이수석고 - Google Patents

이수석고의 연속식 개질방법 및 상기 방법으로 개질된 개질 이수석고 Download PDF

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KR101286336B1
KR101286336B1 KR1020117004554A KR20117004554A KR101286336B1 KR 101286336 B1 KR101286336 B1 KR 101286336B1 KR 1020117004554 A KR1020117004554 A KR 1020117004554A KR 20117004554 A KR20117004554 A KR 20117004554A KR 101286336 B1 KR101286336 B1 KR 101286336B1
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gypsum
recrystallization
modified
hydrated
slurry
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KR20110048534A (ko
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이타루 요코야마
고지 가쓰모토
야스오 가와무라
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요시노 셋고 가부시키가이샤
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    • 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.]

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  • 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)
KR1020117004554A 2008-07-31 2009-07-31 이수석고의 연속식 개질방법 및 상기 방법으로 개질된 개질 이수석고 Active KR101286336B1 (ko)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2008197920 2008-07-31
JPJP-P-2008-197920 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

Related Child Applications (1)

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KR1020137002867A Division KR101346493B1 (ko) 2008-07-31 2009-07-31 이수석고의 개질방법

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KR20110048534A KR20110048534A (ko) 2011-05-11
KR101286336B1 true KR101286336B1 (ko) 2013-07-15

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KR1020137002867A Expired - Fee Related KR101346493B1 (ko) 2008-07-31 2009-07-31 이수석고의 개질방법
KR1020117004554A Active KR101286336B1 (ko) 2008-07-31 2009-07-31 이수석고의 연속식 개질방법 및 상기 방법으로 개질된 개질 이수석고

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US (2) US8529863B2 (enExample)
EP (2) EP2305605B1 (enExample)
JP (7) JP5458013B2 (enExample)
KR (2) KR101346493B1 (enExample)
CN (3) CN102123950B (enExample)
AU (1) AU2009277498B2 (enExample)
BR (1) BRPI0916593B1 (enExample)
CA (2) CA2852385C (enExample)
ES (2) ES2665753T3 (enExample)
MX (1) MX2011001116A (enExample)
RU (1) RU2472706C2 (enExample)
WO (1) WO2010013807A1 (enExample)

Families Citing this family (31)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3460924B2 (ja) 1986-08-21 2003-10-27 株式会社トプコン 非接触式眼圧計
CN102123950B (zh) * 2008-07-31 2017-03-29 吉野石膏株式会社 二水石膏的连续式改性方法及用该方法改性了的改性二水石膏
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
US9868647B2 (en) 2014-04-02 2018-01-16 Technion Research & Development Foundation Ltd. System and methods for removing impurities from phosphogypsum and manufacturing gypsum binders and products
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
EP3984977B1 (de) * 2020-10-19 2022-11-09 Lindner NORIT GmbH & Co. KG Verfahren zum recycling von gipskartonmaterial
EP4105178A1 (en) * 2021-06-16 2022-12-21 Saint-Gobain Placo A process for the continuous preparation of alpha-calcium sulphate hemihydrate and an apparatus
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
JP7713341B2 (ja) * 2021-09-02 2025-07-25 株式会社トクヤマ 石膏の晶析方法
JP7790898B2 (ja) * 2021-09-02 2025-12-23 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
CN119059750B (zh) * 2024-11-06 2025-03-21 一夫科技股份有限公司 一种无水盐石膏快速水化的工艺
CN119303931B (zh) * 2024-12-17 2025-03-14 台州旭日环境科技有限公司 一种固体废弃物用于再生石膏生产装置及生产方法

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5547224A (en) * 1978-09-28 1980-04-03 Ishihara Sangyo Kaisha Ltd Production of gypsum
JPH07330329A (ja) * 1994-06-09 1995-12-19 Kosaka Seiren Kk 硫酸液からの板状二水石膏の連続製造法
JP2002029740A (ja) * 2000-05-12 2002-01-29 Yoshino Gypsum Co Ltd 高純度石膏の製造方法
JP2008081329A (ja) * 2006-09-26 2008-04-10 Taiheiyo Cement Corp 粒径の大きな二水石膏の製造方法

Family Cites Families (31)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1238374B (de) * 1965-04-24 1967-04-06 Giulini Ges Mit Beschraenkter Verfahren zur Herstellung von alpha-Calciumsulfat-Halbhydrat
JPS519714B1 (enExample) * 1969-05-22 1976-03-29
GB1557663A (en) * 1975-08-01 1979-12-12 Albright & Wilson Process for preparing phosphore acid
JPS5248594A (en) * 1975-10-17 1977-04-18 Kureha Chem Ind Co Ltd Method for producing type gypsum hemihydrate
JPS52147625A (en) * 1976-06-02 1977-12-08 Mitsubishi Heavy Ind Ltd Method of treating gypsum byyproduced in desulfurizing exhaust gas
JPS5350092A (en) * 1976-10-18 1978-05-08 Sumitomo Chem Co Ltd Production of alpha-type hemihydrate gypsum
JPS595527B2 (ja) * 1980-06-20 1984-02-06 セントラル硝子株式会社 二水石膏結晶の製造法
US4424196A (en) * 1982-06-29 1984-01-03 United States Gypsum Company Phosphohemihydrate process for purification of gypsum
US4722866A (en) * 1985-04-09 1988-02-02 Georgia-Pacific Corporation Fire resistant gypsum board
UA26221A (uk) * 1988-11-18 1999-07-19 Юhайтед Стейтс Джіпсум Компаhі Сировиhhа суміш для одержаhhя композиційhого матеріалу, композиційhий матеріал, спосіб приготуваhhя сировиhhої суміші для композиційhого матеріалу, спосіб виробhицтва гіпсоволокhистих плит
JPH02160620A (ja) * 1988-12-15 1990-06-20 Mitsui Toatsu Chem Inc 半水石膏の水和方法
US4994248A (en) * 1989-06-05 1991-02-19 Occidental Chemical Corporation P2 O5 recovery and phosphoric acid purification
US5094716A (en) * 1990-09-19 1992-03-10 Betz Paperchem, Inc. Use of anionic surfactant/dispersant blends for the deinking of groundwood newsprint
JP3336061B2 (ja) * 1993-03-03 2002-10-21 千代田化工建設株式会社 高純度白色石膏の製造方法
JP3007605B2 (ja) * 1998-06-01 2000-02-07 株式会社テクノフロンティア 飛灰から二水石膏を製造する方法及び装置
SG86468A1 (en) * 2000-05-12 2002-02-19 Yoshino Gypsum Co Production process of high-purity gypsum
ATE313514T1 (de) * 2001-08-24 2006-01-15 Purac Biochem Bv Verfahren zur herstellung von milchsäure und calciumsulfatdihydrat
JP2003128416A (ja) 2001-10-19 2003-05-08 Tokuyama Corp 再生石膏の製造方法
JP4213993B2 (ja) 2003-05-22 2009-01-28 多木化学株式会社 塩素含有二水石膏の塩素低減方法
JP2005014389A (ja) * 2003-06-26 2005-01-20 Taki Chem Co Ltd インクジェット紙用石膏スラリー
CN1262511C (zh) * 2003-08-19 2006-07-05 陈智丰 一种硅酸盐水泥改性的方法
JP4382639B2 (ja) * 2004-11-17 2009-12-16 日鉱金属株式会社 二水石膏の製造方法
JP4960600B2 (ja) * 2005-03-28 2012-06-27 株式会社トクヤマ 廃石膏の処理方法
US7875114B2 (en) * 2005-06-14 2011-01-25 United States Gypsum Company Foamed slurry and building panel made therefrom
CN100425560C (zh) * 2006-09-14 2008-10-15 山西北方石膏工业有限公司 α型半水石膏的连续式生产方法及装置
FI20070093A0 (fi) * 2007-02-02 2007-02-02 Kemira Oyj Kipsituote ja menetelmä sen valmistamiseksi
CN101113084A (zh) * 2007-07-06 2008-01-30 天津大学 用烟气脱硫石膏制备形貌可控的α-半水石膏的方法
CN101182150A (zh) * 2007-11-09 2008-05-21 浙江大学 一种脱硫石膏浆液直接制备α-半水石膏的工业结晶工艺
JP5553491B2 (ja) * 2008-07-02 2014-07-16 株式会社トクヤマ 石膏ボード廃材から石膏を再生する方法
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
CN102123950B (zh) * 2008-07-31 2017-03-29 吉野石膏株式会社 二水石膏的连续式改性方法及用该方法改性了的改性二水石膏

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5547224A (en) * 1978-09-28 1980-04-03 Ishihara Sangyo Kaisha Ltd Production of gypsum
JPH07330329A (ja) * 1994-06-09 1995-12-19 Kosaka Seiren Kk 硫酸液からの板状二水石膏の連続製造法
JP2002029740A (ja) * 2000-05-12 2002-01-29 Yoshino Gypsum Co Ltd 高純度石膏の製造方法
JP2008081329A (ja) * 2006-09-26 2008-04-10 Taiheiyo Cement Corp 粒径の大きな二水石膏の製造方法

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CA2852385A1 (en) 2010-02-04
JP5689518B2 (ja) 2015-03-25
BRPI0916593A2 (pt) 2015-11-10
US8529863B2 (en) 2013-09-10
CA2852385C (en) 2017-07-11
ES2665753T3 (es) 2018-04-27
CA2731836A1 (en) 2010-02-04
CN104261453B (zh) 2017-06-30
AU2009277498B2 (en) 2012-07-12
JP2018039727A (ja) 2018-03-15
CN104261453A (zh) 2015-01-07
EP2305605A1 (en) 2011-04-06
EP2891628A1 (en) 2015-07-08
CN104211102A (zh) 2014-12-17
CN104211102B (zh) 2016-07-06
EP2891628B1 (en) 2018-02-21
JP2017088492A (ja) 2017-05-25
EP2305605B1 (en) 2018-03-28
JP2015051920A (ja) 2015-03-19
JP5193386B2 (ja) 2013-05-08
JP2012250913A (ja) 2012-12-20
AU2009277498A1 (en) 2010-02-04
JP5458013B2 (ja) 2014-04-02
JP6232123B2 (ja) 2017-11-15
KR101346493B1 (ko) 2013-12-31
RU2011102297A (ru) 2012-09-10
US9458025B2 (en) 2016-10-04
CA2731836C (en) 2014-09-23
JPWO2010013807A1 (ja) 2012-01-12
CN102123950A (zh) 2011-07-13
KR20130027046A (ko) 2013-03-14
EP2305605A4 (en) 2014-07-23
JP6391790B2 (ja) 2018-09-19
US20110135930A1 (en) 2011-06-09
JP5834128B2 (ja) 2015-12-16
ES2661439T3 (es) 2018-04-02
MX2011001116A (es) 2011-05-23
JP2016033110A (ja) 2016-03-10
RU2472706C2 (ru) 2013-01-20
BRPI0916593B1 (pt) 2019-10-22
CN102123950B (zh) 2017-03-29
JP2014088312A (ja) 2014-05-15
JP6072879B2 (ja) 2017-02-01
WO2010013807A1 (ja) 2010-02-04
US20140030173A1 (en) 2014-01-30
KR20110048534A (ko) 2011-05-11

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