ZA200902621B - Process for manufacturing ultra low consistency +-- and ²- blend stucco - Google Patents

Process for manufacturing ultra low consistency +-- and ²- blend stucco

Info

Publication number
ZA200902621B
ZA200902621B ZA200902621A ZA200902621A ZA200902621B ZA 200902621 B ZA200902621 B ZA 200902621B ZA 200902621 A ZA200902621 A ZA 200902621A ZA 200902621 A ZA200902621 A ZA 200902621A ZA 200902621 B ZA200902621 B ZA 200902621B
Authority
ZA
South Africa
Prior art keywords
ultra low
low consistency
manufacturing ultra
stucco
blend
Prior art date
Application number
ZA200902621A
Other languages
English (en)
Inventor
Michael R Lynn
Weixin David Song
Qingxia Liu
Qiang Yu
Michael Lee Cloud
Original Assignee
United States 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 United States Gypsum Co filed Critical United States Gypsum Co
Publication of ZA200902621B publication Critical patent/ZA200902621B/xx

Links

Classifications

    • 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
    • C04B11/002—Mixtures of different CaSO4-modifications, e.g. plaster of Paris and anhydrite, used as cements
    • 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
    • C04B11/024—Ingredients added before, or during, the calcining process, e.g. calcination modifiers
    • 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
    • C04B11/028—Devices therefor characterised by the type of calcining devices used therefor or by the type of hemihydrate obtained
    • C04B11/032—Devices therefor characterised by the type of calcining devices used therefor or by the type of hemihydrate obtained for the wet process, e.g. dehydrating in solution or under saturated vapour conditions, i.e. to obtain alpha-hemihydrate

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Ceramic Engineering (AREA)
  • Organic Chemistry (AREA)
  • Materials Engineering (AREA)
  • Structural Engineering (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Geology (AREA)
  • Inorganic Chemistry (AREA)
  • Compounds Of Alkaline-Earth Elements, Aluminum Or Rare-Earth Metals (AREA)
  • Catalysts (AREA)
ZA200902621A 2006-09-20 2009-04-16 Process for manufacturing ultra low consistency +-- and ²- blend stucco ZA200902621B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US11/533,604 US7588634B2 (en) 2006-09-20 2006-09-20 Process for manufacturing ultra low consistency alpha- and beta- blend stucco

Publications (1)

Publication Number Publication Date
ZA200902621B true ZA200902621B (en) 2010-03-31

Family

ID=39188831

Family Applications (1)

Application Number Title Priority Date Filing Date
ZA200902621A ZA200902621B (en) 2006-09-20 2009-04-16 Process for manufacturing ultra low consistency +-- and ²- blend stucco

Country Status (19)

Country Link
US (1) US7588634B2 (ko)
EP (1) EP2069243B1 (ko)
JP (1) JP5384351B2 (ko)
KR (1) KR101421273B1 (ko)
CN (1) CN101516783B (ko)
AR (1) AR062908A1 (ko)
AU (1) AU2007297815B2 (ko)
BR (1) BRPI0715158A2 (ko)
CA (1) CA2662895C (ko)
CO (1) CO6170352A2 (ko)
HR (1) HRP20090200A2 (ko)
IL (1) IL197489A0 (ko)
MX (1) MX2009002882A (ko)
NO (1) NO20091529L (ko)
NZ (1) NZ575529A (ko)
RU (1) RU2458014C2 (ko)
TW (1) TW200837015A (ko)
WO (1) WO2008036160A2 (ko)
ZA (1) ZA200902621B (ko)

Families Citing this family (32)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US9840066B2 (en) 2005-06-09 2017-12-12 United States Gypsum Company Light weight gypsum board
US11338548B2 (en) 2005-06-09 2022-05-24 United States Gypsum Company Light weight gypsum board
US9802866B2 (en) 2005-06-09 2017-10-31 United States Gypsum Company Light weight gypsum board
US11306028B2 (en) 2005-06-09 2022-04-19 United States Gypsum Company Light weight gypsum board
US7824490B2 (en) * 2006-12-20 2010-11-02 The Nugyp Corp. Calcium sulfate hemihydrate treatment process
US20090208392A1 (en) * 2008-02-14 2009-08-20 Georgia-Pacific Gypsum, Llc Process for producing alpha-hemihydrate gypsum
EP2116294A1 (de) * 2008-05-09 2009-11-11 Claudius Peters Technologies GmbH Kalzinierverfahren und- anlage
EP2163532A1 (de) * 2008-09-11 2010-03-17 Claudius Peters Technologies GmbH Verfahren und Anlage zur Herstellung von Hartgips
EP2418184B2 (de) 2010-08-12 2021-02-17 Lindner GFT GmbH Verfahren zur Herstellung von alpha-Calciumsulfat-Halbhydrat
BR112013016474A2 (pt) 2010-12-30 2016-09-20 United States Gypsum Co sistema de distribuição de lama e método
US10076853B2 (en) 2010-12-30 2018-09-18 United States Gypsum Company Slurry distributor, system, and method for using same
US9296124B2 (en) 2010-12-30 2016-03-29 United States Gypsum Company Slurry distributor with a wiping mechanism, system, and method for using same
MY171701A (en) 2010-12-30 2019-10-23 United States Gypsum Co Slurry distributor, system and method for using same
US9999989B2 (en) 2010-12-30 2018-06-19 United States Gypsum Company Slurry distributor with a profiling mechanism, system, and method for using same
BR112014007712A2 (pt) 2011-10-24 2017-04-18 United States Gypsum Co divisor de fluxo para o sistema de distribuição de pasta fluida
KR102058447B1 (ko) 2011-10-24 2019-12-23 유나이티드 스테이츠 집섬 컴파니 슬러리 분배용 다중-다리 방출 부트
MX353809B (es) 2011-10-24 2018-01-30 United States Gypsum Co Molde de pieza múltiple y método para elaborar un distribuidor de lechada.
GB2497574B (en) 2011-12-15 2019-10-02 Saint Gobain Placo Sas A method of forming a gypsum based product
US8343273B1 (en) * 2012-03-30 2013-01-01 United States Gypsum Company Method of modifying beta stucco using diethylene-triamine-pentaacetic acid
US10399899B2 (en) 2012-10-23 2019-09-03 United States Gypsum Company Pregelatinized starch with mid-range viscosity, and product, slurry and methods related thereto
US9540810B2 (en) 2012-10-23 2017-01-10 United States Gypsum Company Pregelatinized starch with mid-range viscosity, and product, slurry and methods related thereto
US9828441B2 (en) 2012-10-23 2017-11-28 United States Gypsum Company Method of preparing pregelatinized, partially hydrolyzed starch and related methods and products
US10059033B2 (en) 2014-02-18 2018-08-28 United States Gypsum Company Cementitious slurry mixing and dispensing system with pulser assembly and method for using same
US20150376063A1 (en) * 2014-06-27 2015-12-31 Boral Ip Holdings (Australia) Pty Limited Ultra-Lightweight Gypsum Wallboard
US10309771B2 (en) 2015-06-11 2019-06-04 United States Gypsum Company System and method for determining facer surface smoothness
CN105858705A (zh) * 2016-03-30 2016-08-17 东南大学 一种用废硫酸溶液制备低游离水含量二水石膏的方法
EP3284723A1 (de) * 2016-08-17 2018-02-21 Claudius Peters Projects GmbH Zweistufiges kalzinierverfahren sowie anlage hierfür
WO2019165578A1 (zh) * 2018-02-27 2019-09-06 江苏一夫科技股份有限公司 一种转晶剂以及使用其制备α型高强石膏的用途
MX2023008846A (es) 2021-02-19 2023-08-15 Knauf Gips Kg Compuesto para juntas de tipo fraguado pulverizable con alto contenido de solidos.
CN113149513B (zh) * 2021-05-12 2023-05-16 太原科技大学 一种煅烧建筑石膏用增强转晶助剂及其制备方法
CN113480209A (zh) * 2021-07-16 2021-10-08 昆明理工大学 一种干法制备高强建筑石膏的方法
WO2023229996A1 (en) 2022-05-27 2023-11-30 United States Gypsum Company Pottery plaster formula with increased porosity

Family Cites Families (40)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1548358A (en) * 1924-05-26 1925-08-04 Rumford Chemical Works Plaster of paris and method of making the same
US1713879A (en) * 1926-10-04 1929-05-21 Samuel G Mcanally Process of aging calcined gypsum
US2907667A (en) * 1956-03-30 1959-10-06 United States Gypsum Co Process of calcining gypsum
US3236509A (en) * 1961-11-13 1966-02-22 British Plaster Board Holdings Process and apparatus for continuous calcining of powdered gypsum rock
GB1051849A (ko) * 1963-12-03
DE1238374B (de) * 1965-04-24 1967-04-06 Giulini Ges Mit Beschraenkter Verfahren zur Herstellung von alpha-Calciumsulfat-Halbhydrat
US3410622A (en) 1966-06-14 1968-11-12 Lyon Metal Products Inc Cabinet construction
US3415910A (en) * 1967-01-11 1968-12-10 United States Gypsum Co Calcined gypsum and a method for its preparation
GB1243092A (en) * 1967-08-16 1971-08-18 Giulini Gmbh Geb PROCESS FOR THE PREPARATION OF CALCIUM SULPHATE alpha-HEMIHYDRATE
DE2006366C3 (de) * 1970-02-12 1981-09-17 Giulini Chemie Gmbh, 6700 Ludwigshafen Verfahren und Vorrichtung zur schonenden, Verklebungen und Anbackungen vermeidenden Behandlung von Calciumsulfat- Hydrat-Kristallen
JPS5210838B2 (ko) * 1971-11-11 1977-03-26
JPS5095321A (ko) * 1973-12-25 1975-07-29
JPS5248594A (en) * 1975-10-17 1977-04-18 Kureha Chem Ind Co Ltd Method for producing type gypsum hemihydrate
US4201595A (en) * 1977-03-14 1980-05-06 United States Gypsum Company Process for preparing calcined gypsum and gypsum board
US4117070A (en) * 1977-03-14 1978-09-26 United States Gypsum Company Process for preparing calcined gypsum
JPS54147195A (en) * 1978-05-11 1979-11-17 Yoshino Gypsum Co Manufacture of alpha type semiihydrated gypsum
JPS5537434A (en) * 1978-09-04 1980-03-15 Kubota Ltd Process for firing gypsum
DE2844266C2 (de) * 1978-10-11 1984-10-31 Giulini Chemie Gmbh, 6700 Ludwigshafen Hartgips, Verfahren zu seiner Herstellung und seine Verwendung
US4435183A (en) * 1982-02-16 1984-03-06 United States Gypsum Company Process for rapid dewatering and drying of calcium sulfate hemihydrate
BE894068A (fr) * 1982-08-09 1982-12-01 Quante Heinrich Procede et dispositif de deshydratation a sec de dihydrate de sulfate de calcium, et produits ainsi obtenus
US4533528A (en) * 1983-07-15 1985-08-06 United States Gypsum Company Process for continuously calcining gypsum to low dispersed consistency stucco
JPH0686296B2 (ja) * 1987-09-18 1994-11-02 三菱重工業株式会社 α型半水石膏製造方法
CA2024146A1 (en) * 1989-03-16 1990-09-17 Michael R. Lynn Process and apparatus for producing calcium sulfate microfibers
RU2023699C1 (ru) * 1990-11-26 1994-11-30 Уральский научно-исследовательский и проектный институт строительных материалов Способ изготовления гипсового вяжущего
DE4109743C2 (de) * 1991-03-25 1995-03-23 Escher Wyss Gmbh Verfahren zur thermischen Behandlung von feuchten Hydraten
US5743954A (en) * 1995-02-02 1998-04-28 United States Gypsum Company Method for continuous refractoryless calcining of gypsum
US5723226A (en) * 1995-06-07 1998-03-03 G-P Gypsum Corporation Gypsum-containing compositions and fire-resistant articles
US5743728A (en) * 1995-08-15 1998-04-28 Usg Corporation Method and system for multi-stage calcining of gypsum to produce an anhydrite product
JP3816634B2 (ja) * 1997-05-15 2006-08-30 丸専化学株式会社 燐酸副生α半水石膏の硬化時間調整方法及び燐酸副生α半水石膏を用いた石膏製品
JPH1111996A (ja) * 1997-06-27 1999-01-19 Mitsui Chem Inc 湿式燐酸副生α−半水石膏の製造方法
FR2767815A1 (fr) * 1997-08-27 1999-02-26 Jean Couturier Procede de traitement de sulfate de calcium et liant hydraulique ainsi obtenu
JPH11157909A (ja) * 1997-11-26 1999-06-15 Mitsui Chem Inc 内装材組成物
US6138377A (en) * 1999-07-21 2000-10-31 United States Gypsum Company Apparatus and process for cooling and de-steaming calcined stucco
US6355099B1 (en) * 2000-02-11 2002-03-12 United States Gypsum Company Plaster mixture for forming a machinable composition
US7516909B2 (en) * 2000-02-11 2009-04-14 United States Gypsum Company Continuous slurry dispenser apparatus
US6652825B2 (en) * 2001-05-01 2003-11-25 National Gypsum Properties Llc Method of producing calcium sulfate alpha-hemihydrate
US6964704B2 (en) * 2003-03-20 2005-11-15 G.B. Technologies, Llc Calcium sulphate-based composition and methods of making same
JP4371801B2 (ja) 2003-03-27 2009-11-25 吉野石膏株式会社 石膏ボード廃材からα型半水石膏を製造する方法および石膏ボード用原紙の回収方法
CN1261624C (zh) * 2003-07-08 2006-06-28 宁夏建筑材料研究院 一种石膏晶须及其制造方法和应用
US7273579B2 (en) * 2004-01-28 2007-09-25 United States Gypsum Company Process for production of gypsum/fiber board

Also Published As

Publication number Publication date
EP2069243A2 (en) 2009-06-17
US20080069762A1 (en) 2008-03-20
WO2008036160A2 (en) 2008-03-27
EP2069243A4 (en) 2011-10-05
KR20090064564A (ko) 2009-06-19
KR101421273B1 (ko) 2014-07-18
AU2007297815A1 (en) 2008-03-27
HRP20090200A2 (en) 2009-06-30
CA2662895C (en) 2012-05-01
AU2007297815B2 (en) 2012-09-20
CN101516783B (zh) 2012-10-17
WO2008036160A8 (en) 2009-04-16
JP2010504271A (ja) 2010-02-12
US7588634B2 (en) 2009-09-15
TW200837015A (en) 2008-09-16
CO6170352A2 (es) 2010-06-18
RU2009110959A (ru) 2010-11-10
IL197489A0 (en) 2009-12-24
CA2662895A1 (en) 2008-03-27
NO20091529L (no) 2009-04-17
WO2008036160A3 (en) 2008-07-24
BRPI0715158A2 (pt) 2013-06-04
NZ575529A (en) 2011-05-27
JP5384351B2 (ja) 2014-01-08
MX2009002882A (es) 2009-03-30
EP2069243B1 (en) 2017-06-21
CN101516783A (zh) 2009-08-26
RU2458014C2 (ru) 2012-08-10
AR062908A1 (es) 2008-12-17

Similar Documents

Publication Publication Date Title
ZA200902621B (en) Process for manufacturing ultra low consistency +-- and ²- blend stucco
EG26797A (en) Cement production process
EP2119672A4 (en) HIGH-PURITY ALUMINUM MANUFACTURING METHOD
PL1903019T3 (pl) Sposób wytwarzania izoolefin
EP2089463A4 (en) AQUEOUS PROCESS FOR THE PREPARATION OF FLUOROPOLYMERS
PL1897446T3 (pl) Sposób sterowania linią do produkcji wędlin
EP2073636A4 (en) PROCESS FOR PREPARING OXYMORPHONE
GB0607394D0 (en) Process
GB0600914D0 (en) Process
EP1928210A4 (en) METHOD FOR MANUFACTURING A SPEAKER
HK1111160A1 (en) Process for preparing
GB0604874D0 (en) Process
IL192702A0 (en) Process for producing 5-alkoxy-4-hydroxymethylpyrazole compound
EP2065420A4 (en) PROCESS FOR PREPARING A POLYARYLENE
GB0604233D0 (en) Process
EP2128131A4 (en) PROCESS FOR PRODUCING VINYL SULFONIC ACID
GB0613676D0 (en) Process
IL195262A0 (en) Process for preparing hydroxylpatite
ZA200904567B (en) Process for producing 2-isopropenyl-5-methyl-4-hexene-1-yl-3-methyl-2-butenoate
ZA200806841B (en) Process for producing o-methyl-n-nitroisourea
GB0606283D0 (en) Process
PL379803A1 (pl) Sposób wytwarzania kształtek ceramicznych
HK1134925A1 (en) Method for the production of benzofuran-2-carboxamides
HU0600278D0 (en) New process
GB0603232D0 (en) Process