HRP20190823T1 - Sastav gipsa za vatrostalne kalupe - Google Patents
Sastav gipsa za vatrostalne kalupe Download PDFInfo
- Publication number
- HRP20190823T1 HRP20190823T1 HRP20190823TT HRP20190823T HRP20190823T1 HR P20190823 T1 HRP20190823 T1 HR P20190823T1 HR P20190823T T HRP20190823T T HR P20190823TT HR P20190823 T HRP20190823 T HR P20190823T HR P20190823 T1 HRP20190823 T1 HR P20190823T1
- Authority
- HR
- Croatia
- Prior art keywords
- mineral
- composition according
- powder
- mineral composition
- aluminum oxide
- Prior art date
Links
- 239000000203 mixture Substances 0.000 title claims 12
- 239000010440 gypsum Substances 0.000 title claims 2
- 229910052602 gypsum Inorganic materials 0.000 title claims 2
- 229910052500 inorganic mineral Inorganic materials 0.000 claims 15
- 239000011707 mineral Substances 0.000 claims 15
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims 6
- 239000000843 powder Substances 0.000 claims 5
- 238000005266 casting Methods 0.000 claims 4
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims 3
- 239000011521 glass Substances 0.000 claims 3
- TWNQGVIAIRXVLR-UHFFFAOYSA-N oxo(oxoalumanyloxy)alumane Chemical compound O=[Al]O[Al]=O TWNQGVIAIRXVLR-UHFFFAOYSA-N 0.000 claims 3
- 239000000377 silicon dioxide Substances 0.000 claims 3
- 239000012530 fluid Substances 0.000 claims 2
- 238000000034 method Methods 0.000 claims 2
- 235000012239 silicon dioxide Nutrition 0.000 claims 2
- 239000000654 additive Substances 0.000 claims 1
- 239000011324 bead Substances 0.000 claims 1
- 229910052878 cordierite Inorganic materials 0.000 claims 1
- JSKIRARMQDRGJZ-UHFFFAOYSA-N dimagnesium dioxido-bis[(1-oxido-3-oxo-2,4,6,8,9-pentaoxa-1,3-disila-5,7-dialuminabicyclo[3.3.1]nonan-7-yl)oxy]silane Chemical compound [Mg++].[Mg++].[O-][Si]([O-])(O[Al]1O[Al]2O[Si](=O)O[Si]([O-])(O1)O2)O[Al]1O[Al]2O[Si](=O)O[Si]([O-])(O1)O2 JSKIRARMQDRGJZ-UHFFFAOYSA-N 0.000 claims 1
- KZHJGOXRZJKJNY-UHFFFAOYSA-N dioxosilane;oxo(oxoalumanyloxy)alumane Chemical compound O=[Si]=O.O=[Si]=O.O=[Al]O[Al]=O.O=[Al]O[Al]=O.O=[Al]O[Al]=O KZHJGOXRZJKJNY-UHFFFAOYSA-N 0.000 claims 1
- -1 expanded or not Substances 0.000 claims 1
- 239000003365 glass fiber Substances 0.000 claims 1
- 238000001033 granulometry Methods 0.000 claims 1
- 238000004519 manufacturing process Methods 0.000 claims 1
- 239000002557 mineral fiber Substances 0.000 claims 1
- 229910052863 mullite Inorganic materials 0.000 claims 1
- 238000002360 preparation method Methods 0.000 claims 1
- 229910052902 vermiculite Inorganic materials 0.000 claims 1
- 239000010455 vermiculite Substances 0.000 claims 1
- 235000019354 vermiculite Nutrition 0.000 claims 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22C—FOUNDRY MOULDING
- B22C1/00—Compositions of refractory mould or core materials; Grain structures thereof; Chemical or physical features in the formation or manufacture of moulds
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22C—FOUNDRY MOULDING
- B22C1/00—Compositions of refractory mould or core materials; Grain structures thereof; Chemical or physical features in the formation or manufacture of moulds
- B22C1/16—Compositions of refractory mould or core materials; Grain structures thereof; Chemical or physical features in the formation or manufacture of moulds characterised by the use of binding agents; Mixtures of binding agents
- B22C1/18—Compositions of refractory mould or core materials; Grain structures thereof; Chemical or physical features in the formation or manufacture of moulds characterised by the use of binding agents; Mixtures of binding agents of inorganic agents
- B22C1/181—Cements, oxides or clays
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22C—FOUNDRY MOULDING
- B22C9/00—Moulds or cores; Moulding processes
- B22C9/02—Sand moulds or like moulds for shaped castings
-
- 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
- C04B28/00—Compositions of mortars, concrete or artificial stone, containing inorganic binders or the reaction product of an inorganic and an organic binder, e.g. polycarboxylate cements
- C04B28/14—Compositions of mortars, concrete or artificial stone, containing inorganic binders or the reaction product of an inorganic and an organic binder, e.g. polycarboxylate cements containing calcium sulfate 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
- C04B28/00—Compositions of mortars, concrete or artificial stone, containing inorganic binders or the reaction product of an inorganic and an organic binder, e.g. polycarboxylate cements
- C04B28/14—Compositions of mortars, concrete or artificial stone, containing inorganic binders or the reaction product of an inorganic and an organic binder, e.g. polycarboxylate cements containing calcium sulfate cements
- C04B28/145—Calcium sulfate hemi-hydrate with a specific crystal form
- C04B28/146—Calcium sulfate hemi-hydrate with a specific crystal form alpha-hemihydrate
-
- 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
- C04B2111/00—Mortars, concrete or artificial stone or mixtures to prepare them, characterised by specific function, property or use
- C04B2111/00474—Uses not provided for elsewhere in C04B2111/00
- C04B2111/00939—Uses not provided for elsewhere in C04B2111/00 for the fabrication of moulds or cores
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Ceramic Engineering (AREA)
- Materials Engineering (AREA)
- Mechanical Engineering (AREA)
- Structural Engineering (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Inorganic Chemistry (AREA)
- Crystallography & Structural Chemistry (AREA)
- Mold Materials And Core Materials (AREA)
- Civil Engineering (AREA)
- Compositions Of Oxide Ceramics (AREA)
- Compounds Of Alkaline-Earth Elements, Aluminum Or Rare-Earth Metals (AREA)
- Curing Cements, Concrete, And Artificial Stone (AREA)
Claims (10)
1. Mineralni sastav za pripremu kalupa za lijevanje, naznačen time što sadrži:
(a) od 20 do 90% po masi gipsa,
(b) od 10 do 75% po masi mineralne komponente na bazi silicijevog dioksida i / ili aluminijevog oksida, i
(c) od 0,5 do 4,8%, poželjno od 1,5 do 4,5%, a posebno od 2 do 4,5% po masi mineralnog praha koji ima toplinsku vodljivost (λ) na 20°C između 20 i 500 W/(m.K) i BET specifičnu površinu sadržanu između 12 i 50 m2/g,
ti se postoci odnose na ukupnu težinu zbroja komponenti (a), (b) i (c).
2. Mineralni sastav prema zahtjevu 1, naznačen time da je mineralni prah (c) prah grafita, poželjno ekspandirani grafitni prah ili zbijeni ekspandirani grafitni prah.
3. Mineralni sastav prema bilo kojem od prethodnih zahtjeva, naznačen time da je srednji promjer (D50) mineralnog praha (c), određen laserskom granulometrijom, sadržan između 5 i 250 µm, poželjno između 10 i 200 µm, a naročito između 20 i 150 µm.
4. Mineralni sastav prema bilo kojem od prethodnih zahtjeva, naznačen time da je BET specifična površina mineralnog praha (c) sadržana između 15 i 40 m2/g, a posebno između 20 i 30 m2/g.
5. Mineralni sastav prema bilo kojem od prethodnih zahtjeva, naznačen time da mineralni prah (c) ima nasipnu gustoću između 0,02 i 0,3 g/cm3, poželjno između 0,03 i 0,2 g/cm3.
6. Mineralni sastav prema bilo kojem od prethodnih zahtjeva, naznačen time da je mineralna komponenta (b) na bazi silicijevog dioksida i / ili aluminijevog oksida odabrana iz skupine koju čine silicijev dioksid, aluminijev oksid, kordierit ili vatrostalnog šamota na bazi mulita.
7. Mineralni sastav prema bilo kojem od prethodnih zahtjeva, naznačen time da on dalje sadrži do 30% težinski jednog ili više drugih aditiva, poželjno odabranih iz skupine sačinjene od staklenih perli, ekspandiranih ili ne, staklenih pahuljica, mineralnih vlakana i vermikulita, po mogućnosti u skupini koju čine ekspandirane staklene kuglice i staklena vlakna.
8. Postupak za proizvodnju kalupa za lijevanje, sadržeći
- miješanje mineralnog sastava prema bilo kojem od prethodnih zahtjeva s vodom tako da se dobije fluidni sastav,
- izlijevanje fluidnog sastava u kalup koji sadrži model dijela koji se oblikuje,
- postavljanje miješanog sastava i, nakon potpunog stvrdnjavanja,
- uklanjanje modela ili razdvajanje modela i dobivenog kalupa.
9. Kalup za lijevanje koji se može dobiti postupkom prema zahtjevu 8.
10. Kalup za lijevanje prema prethodnom zahtjevu, naznačen time da ima toplinsku difuzivnost pri sobnoj temperaturi između 0,2 i 2 mm2/s, poželjno između 0,3 i 1,5 mm2/s, posebno između 0,7 i 1,2 mm2/s.
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR1254957A FR2991314B1 (fr) | 2012-05-30 | 2012-05-30 | Composition de platre pour moules refractaires |
| PCT/FR2013/051169 WO2013178923A1 (fr) | 2012-05-30 | 2013-05-27 | Composition de plâtre pour moules refractaires |
| EP13728500.3A EP2855395B1 (fr) | 2012-05-30 | 2013-05-27 | Composition de plâtre pour moules refractaires |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| HRP20190823T1 true HRP20190823T1 (hr) | 2019-06-28 |
Family
ID=48614061
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| HRP20190823TT HRP20190823T1 (hr) | 2012-05-30 | 2019-05-02 | Sastav gipsa za vatrostalne kalupe |
Country Status (16)
| Country | Link |
|---|---|
| US (1) | US10052680B2 (hr) |
| EP (1) | EP2855395B1 (hr) |
| CN (1) | CN104350024B (hr) |
| BR (1) | BR112014028477B1 (hr) |
| DK (1) | DK2855395T3 (hr) |
| ES (1) | ES2724849T3 (hr) |
| FR (1) | FR2991314B1 (hr) |
| HR (1) | HRP20190823T1 (hr) |
| HU (1) | HUE044185T2 (hr) |
| IN (1) | IN2014DN09279A (hr) |
| MY (1) | MY174166A (hr) |
| PL (1) | PL2855395T3 (hr) |
| PT (1) | PT2855395T (hr) |
| SI (1) | SI2855395T1 (hr) |
| TR (1) | TR201906358T4 (hr) |
| WO (1) | WO2013178923A1 (hr) |
Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR3007027B1 (fr) * | 2013-06-12 | 2019-11-08 | Anhydritec | Chape thermoconductrice |
| US20150231696A1 (en) * | 2014-02-18 | 2015-08-20 | General Electric Company | Methods for directional solidification casting |
| KR101575989B1 (ko) * | 2014-12-24 | 2015-12-09 | 고영신 | 팽창흑연을 이용한 경량화된 흡음내화 단열재 및 그 제조방법 |
| CN105436410A (zh) * | 2015-12-25 | 2016-03-30 | 西安奥邦科技有限责任公司 | 一种用于钛合金铸造的石膏模具 |
| US10604929B2 (en) * | 2016-11-01 | 2020-03-31 | United States Gypsum Company | Fire resistant gypsum board comprising expandable graphite and related methods and slurries |
| US11339572B1 (en) | 2017-01-23 | 2022-05-24 | Gold Bond Building Products, Llc | Method of manufacturing gypsum board with improved fire |
| CN118341946B (zh) * | 2024-06-18 | 2024-08-20 | 成都新航工业科技股份有限公司 | 一种用于异型零件的铸造装置和铸造方法 |
Family Cites Families (19)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS63141906A (ja) | 1986-12-03 | 1988-06-14 | G C Dental Ind Corp | 歯科鋳造用埋没材 |
| US6013125A (en) * | 1995-09-13 | 2000-01-11 | Quraishi; Mashallah M. | Investment of powders and method for rapid preparation of investment molds |
| US5769933A (en) * | 1996-06-21 | 1998-06-23 | Amcol International Corporation | Activated carbon foundry sand additives and method of casting metal for reduced VOC emissions |
| FR2797869B1 (fr) * | 1999-08-17 | 2001-10-05 | Philippe Dubois | Composition pour moulage |
| CN1137793C (zh) * | 2000-08-17 | 2004-02-11 | 上海交通大学 | 膨胀型石膏铸粉及其水调制浆方法 |
| DE10164824B4 (de) | 2001-04-04 | 2006-03-02 | Dyckerhoff Ag | Verwendung einer Masse aus Wasser und einer Bindemittelmischung im Feuerfestbereich |
| DE10205158A1 (de) * | 2002-02-07 | 2003-08-21 | Iko Minerals Gmbh | Verfahren zum Herstellen eines insbesondere im Kreislauf geführten Formsandes für Gießereizwecke |
| FR2845986B1 (fr) | 2002-10-17 | 2006-05-26 | Microcast | Melange ceramique a base de platre refractaire et de charges minerales a conductivite thermique amelioree destine a la fonderie de precision par le procede moule-bloc |
| JP4272929B2 (ja) | 2003-06-16 | 2009-06-03 | 株式会社ノリタケカンパニーリミテド | 金属鋳造用鋳型材 |
| DE10328342B4 (de) | 2003-06-24 | 2006-05-04 | Graphit Kropfmühl AG | Verfahren zur Herstellung von expandiertem Graphit, expandierter Graphit und Verwendung |
| FR2860445B1 (fr) * | 2003-10-06 | 2006-02-03 | Silva Serge Da | Procede de fabrication d'un moule et moule obtenu. |
| CN1539571A (zh) * | 2003-10-30 | 2004-10-27 | 上海交通大学 | 多孔石膏铸型的制备方法 |
| DE102005002411A1 (de) * | 2005-01-18 | 2006-07-27 | Basf Ag | Grobteilige Mikrokapselzubereitung |
| PL1749805T3 (pl) | 2005-08-04 | 2016-06-30 | Sgl Carbon Se | Materiał budowlany na bazie gipsu o podwyższonej przewodności cieplnej i ekranowaniu promieniowania elektromagnetycznego |
| DE102007027621A1 (de) * | 2007-06-12 | 2008-12-18 | S&B Industrial Minerals Gmbh | Verfahren zur Herstellung eines Kern-und/oder Formsandes für Gießereizwecke |
| MX341207B (es) * | 2007-12-21 | 2016-08-11 | Ashland-Südchemie-Kernfest GmbH | Produccion de moldes para uso en fundicion. |
| CN101259514A (zh) | 2008-04-24 | 2008-09-10 | 重庆大学 | 铸造有色金属用铸型材料及制型工艺 |
| FR2938843B1 (fr) | 2008-11-27 | 2012-07-20 | Arkema France | Composition comportant un polymere thermoplastique et un graphite expanse |
| CN102397980A (zh) * | 2011-10-24 | 2012-04-04 | 华中科技大学 | 一种用于铸造镁合金的石膏型配方及其制备方法 |
-
2012
- 2012-05-30 FR FR1254957A patent/FR2991314B1/fr active Active
-
2013
- 2013-05-27 US US14/404,545 patent/US10052680B2/en active Active
- 2013-05-27 IN IN9279DEN2014 patent/IN2014DN09279A/en unknown
- 2013-05-27 TR TR2019/06358T patent/TR201906358T4/tr unknown
- 2013-05-27 PL PL13728500T patent/PL2855395T3/pl unknown
- 2013-05-27 BR BR112014028477-6A patent/BR112014028477B1/pt active IP Right Grant
- 2013-05-27 DK DK13728500.3T patent/DK2855395T3/da active
- 2013-05-27 WO PCT/FR2013/051169 patent/WO2013178923A1/fr active Application Filing
- 2013-05-27 SI SI201331423T patent/SI2855395T1/sl unknown
- 2013-05-27 HU HUE13728500 patent/HUE044185T2/hu unknown
- 2013-05-27 EP EP13728500.3A patent/EP2855395B1/fr active Active
- 2013-05-27 ES ES13728500T patent/ES2724849T3/es active Active
- 2013-05-27 PT PT13728500T patent/PT2855395T/pt unknown
- 2013-05-27 MY MYPI2015701230A patent/MY174166A/en unknown
- 2013-05-27 CN CN201380028089.6A patent/CN104350024B/zh active Active
-
2019
- 2019-05-02 HR HRP20190823TT patent/HRP20190823T1/hr unknown
Also Published As
| Publication number | Publication date |
|---|---|
| WO2013178923A1 (fr) | 2013-12-05 |
| BR112014028477A2 (pt) | 2018-05-29 |
| PL2855395T3 (pl) | 2019-09-30 |
| CN104350024B (zh) | 2018-06-15 |
| FR2991314B1 (fr) | 2014-06-06 |
| FR2991314A1 (fr) | 2013-12-06 |
| MY174166A (en) | 2020-03-11 |
| IN2014DN09279A (hr) | 2015-07-10 |
| PT2855395T (pt) | 2019-05-20 |
| US10052680B2 (en) | 2018-08-21 |
| BR112014028477B1 (pt) | 2020-12-08 |
| ES2724849T3 (es) | 2019-09-16 |
| EP2855395A1 (fr) | 2015-04-08 |
| TR201906358T4 (tr) | 2019-05-21 |
| DK2855395T3 (da) | 2019-05-13 |
| EP2855395B1 (fr) | 2019-03-06 |
| SI2855395T1 (sl) | 2019-05-31 |
| US20150183023A1 (en) | 2015-07-02 |
| CN104350024A (zh) | 2015-02-11 |
| HUE044185T2 (hu) | 2019-10-28 |
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