RU2014118127A - COMPOSITIONS FOR COATING INORGANIC CASTING FORMS AND BARS CONTAINING COMPOUND ETHERS OF FORMIC ACID, AND ALSO USE - Google Patents
COMPOSITIONS FOR COATING INORGANIC CASTING FORMS AND BARS CONTAINING COMPOUND ETHERS OF FORMIC ACID, AND ALSO USE Download PDFInfo
- Publication number
- RU2014118127A RU2014118127A RU2014118127/02A RU2014118127A RU2014118127A RU 2014118127 A RU2014118127 A RU 2014118127A RU 2014118127/02 A RU2014118127/02 A RU 2014118127/02A RU 2014118127 A RU2014118127 A RU 2014118127A RU 2014118127 A RU2014118127 A RU 2014118127A
- Authority
- RU
- Russia
- Prior art keywords
- coating composition
- composition according
- weight
- formic acid
- refractory materials
- Prior art date
Links
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
- B22C1/02—Compositions of refractory mould or core materials; Grain structures thereof; Chemical or physical features in the formation or manufacture of moulds characterised by additives for special purposes, e.g. indicators, breakdown additives
- B22C1/04—Compositions of refractory mould or core materials; Grain structures thereof; Chemical or physical features in the formation or manufacture of moulds characterised by additives for special purposes, e.g. indicators, breakdown additives for protection of the casting, e.g. against decarbonisation
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- 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
- B22C1/186—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 contaming ammonium or metal silicates, silica sols
- B22C1/188—Alkali metal silicates
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22C—FOUNDRY MOULDING
- B22C3/00—Selection of compositions for coating the surfaces of moulds, cores, or patterns
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22C—FOUNDRY MOULDING
- B22C9/00—Moulds or cores; Moulding processes
- B22C9/12—Treating moulds or cores, e.g. drying, hardening
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Materials Engineering (AREA)
- Mold Materials And Core Materials (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Paints Or Removers (AREA)
- Treatments For Attaching Organic Compounds To Fibrous Goods (AREA)
Abstract
1. Композиция обмазки, содержащая(A) сложные эфиры муравьиной кислоты,(B) жидкость-носитель, содержащую или состоящую из воды, и(C) огнеупорные материалы.2. Композиция обмазки по п. 1, отличающаяся тем, что спиртовая группа (группы) сложного эфира (эфиров) муравьиной кислоты в каждом случае содержит менее 10, предпочтительно менее 6 и особенно предпочтительно менее 3 атомов углерода.3. Композиция обмазки по п. 1 или 2, отличающаяся тем, что концентрация сложного эфира муравьиной кислоты в композиции обмазки составляет 1-8 вес. %, предпочтительно 2-8 вес. % и особенно предпочтительно 3-6 вес. %.4. Композиция обмазки по п. 1, отличающаяся тем, что жидкость-носитель содержит более 50 вес. % воды, а также предпочтительно содержит спирты, включая многоатомные спирты и неполные эфиры многоатомных спиртов, и, в частности, может полностью испаряться при температуре до 160°C и давлении 1013 мбар.5. Композиция обмазки по п. 1, отличающаяся тем, что содержание твердых веществ композиции обмазки составляет до 30-70 вес. %.6. Композиция обмазки по п. 1, отличающаяся тем, что композиция обмазки содержит 10-85 вес. % огнеупорного материала, исходя из содержания твердых веществ композиции обмазки.7. Композиция обмазки по п. 1, отличающаяся тем, что огнеупорными материалами являются кварц, оксид алюминия, диоксид циркония, силикаты алюминия, циркониевые пески, силикаты циркония, оливин, тальк, слюда, кокс, полевой шпат, диатомит, каолины, кальцинированные каолины, каолинит, метакаолинит, оксид железа, боксит и/или их смеси.8. Композиция обмазки по п. 1, в которой огнеупорные материалы имеют размеры частиц 0,1-500 мкм, в частности, 1-200 мкм, измеренные с помощью рассеяния света с�1. A coating composition containing (A) formic acid esters, (B) a carrier fluid containing or consisting of water, and (C) refractory materials. 2. The coating composition according to claim 1, characterized in that the alcohol group (s) of the formate ester (s) in each case contains less than 10, preferably less than 6, and particularly preferably less than 3 carbon atoms. The coating composition according to claim 1 or 2, characterized in that the concentration of formic acid ester in the coating composition is 1-8 weight. %, preferably 2-8 weight. % and particularly preferably 3-6 weight. %.4. The coating composition according to claim 1, characterized in that the carrier fluid contains more than 50 weight. % water, and also preferably contains alcohols, including polyhydric alcohols and partial esters of polyhydric alcohols, and, in particular, can completely evaporate at temperatures up to 160 ° C and a pressure of 1013 mbar. 5. The coating composition according to claim 1, characterized in that the solids content of the coating composition is up to 30-70 weight. % .6. The coating composition according to claim 1, characterized in that the coating composition contains 10-85 weight. % refractory material based on the solids content of the coating composition. 7. The coating composition according to claim 1, characterized in that the refractory materials are quartz, alumina, zirconia, aluminum silicates, zirconium sands, zirconium silicates, olivine, talc, mica, coke, feldspar, diatomite, kaolins, calcined kaolins, kaolinite , metakaolinite, iron oxide, bauxite and / or mixtures thereof. 8. The coating composition according to claim 1, in which the refractory materials have particle sizes of 0.1-500 μm, in particular 1-200 μm, measured using light scattering with
Claims (14)
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE102011115024A DE102011115024A1 (en) | 2011-10-07 | 2011-10-07 | Coating compositions for inorganic casting molds and cores comprising formic acid esters and their use |
DE102011115024.6 | 2011-10-07 | ||
PCT/DE2012/000973 WO2013050023A2 (en) | 2011-10-07 | 2012-10-05 | Coating compositions for inorganic casting molds and cores, comprising formic acid esters, and use thereof |
Publications (1)
Publication Number | Publication Date |
---|---|
RU2014118127A true RU2014118127A (en) | 2015-11-20 |
Family
ID=47115089
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
RU2014118127/02A RU2014118127A (en) | 2011-10-07 | 2012-10-05 | COMPOSITIONS FOR COATING INORGANIC CASTING FORMS AND BARS CONTAINING COMPOUND ETHERS OF FORMIC ACID, AND ALSO USE |
Country Status (12)
Country | Link |
---|---|
US (1) | US20140242269A1 (en) |
EP (1) | EP2763806B1 (en) |
JP (1) | JP2014534075A (en) |
KR (1) | KR20140077196A (en) |
CN (1) | CN103857480A (en) |
BR (1) | BR112014008377A2 (en) |
DE (1) | DE102011115024A1 (en) |
IN (1) | IN2014KN00957A (en) |
MX (1) | MX2014004211A (en) |
RU (1) | RU2014118127A (en) |
WO (1) | WO2013050023A2 (en) |
ZA (1) | ZA201402090B (en) |
Families Citing this family (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE102010013999A1 (en) * | 2010-04-07 | 2011-10-13 | Vautid Gmbh | A method for producing a cast workpiece having at least partially increased wear protection |
DE102016211930A1 (en) | 2016-06-30 | 2018-01-04 | Wobben Properties Gmbh | A sizing composition for the production of mold coatings on lost molds or on cores for iron and steel casting |
DE102017107655A1 (en) * | 2017-01-04 | 2018-07-05 | HÜTTENES-ALBERTUS Chemische Werke Gesellschaft mit beschränkter Haftung | Use of an acid-containing sizing composition in the foundry industry |
DE102017107657A1 (en) * | 2017-01-04 | 2018-07-05 | HÜTTENES-ALBERTUS Chemische Werke Gesellschaft mit beschränkter Haftung | A sizing composition comprising organic ester compounds and particulate amorphous silica for use in the foundry industry |
DE102017107658A1 (en) * | 2017-01-04 | 2018-07-05 | HÜTTENES-ALBERTUS Chemische Werke Gesellschaft mit beschränkter Haftung | A sizing composition for the foundry industry containing particulate amorphous silica and acid |
KR102531267B1 (en) * | 2017-07-18 | 2023-05-11 | 에이치에이 인터내셔널, 엘엘씨 | Fire resistant coating composition and method with ester carrier |
CN108246977A (en) * | 2018-01-16 | 2018-07-06 | 中国船舶重工集团公司第十二研究所 | A kind of restorative procedure of Ti alloy casting graphite mould surface hole defect |
DE102018117651A1 (en) | 2018-07-20 | 2020-01-23 | Ask Chemicals Gmbh | Sizing composition for casting molds for metal casting, their use and the casting composition provided with the sizing composition |
BR112021023515A2 (en) * | 2019-06-07 | 2022-01-18 | Nof Corp | Surfactant composition for foaming sand |
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-
2011
- 2011-10-07 DE DE102011115024A patent/DE102011115024A1/en not_active Ceased
-
2012
- 2012-10-05 CN CN201280049484.8A patent/CN103857480A/en active Pending
- 2012-10-05 BR BR112014008377A patent/BR112014008377A2/en not_active Application Discontinuation
- 2012-10-05 KR KR1020147012346A patent/KR20140077196A/en not_active Application Discontinuation
- 2012-10-05 US US14/350,210 patent/US20140242269A1/en not_active Abandoned
- 2012-10-05 EP EP12780403.7A patent/EP2763806B1/en active Active
- 2012-10-05 RU RU2014118127/02A patent/RU2014118127A/en not_active Application Discontinuation
- 2012-10-05 MX MX2014004211A patent/MX2014004211A/en unknown
- 2012-10-05 IN IN957KON2014 patent/IN2014KN00957A/en unknown
- 2012-10-05 WO PCT/DE2012/000973 patent/WO2013050023A2/en active Application Filing
- 2012-10-05 JP JP2014533769A patent/JP2014534075A/en active Pending
-
2014
- 2014-03-24 ZA ZA2014/02090A patent/ZA201402090B/en unknown
Also Published As
Publication number | Publication date |
---|---|
MX2014004211A (en) | 2014-05-28 |
JP2014534075A (en) | 2014-12-18 |
WO2013050023A2 (en) | 2013-04-11 |
DE102011115024A1 (en) | 2013-04-11 |
EP2763806B1 (en) | 2016-07-06 |
BR112014008377A2 (en) | 2017-04-11 |
US20140242269A1 (en) | 2014-08-28 |
KR20140077196A (en) | 2014-06-23 |
IN2014KN00957A (en) | 2015-10-09 |
CN103857480A (en) | 2014-06-11 |
ZA201402090B (en) | 2015-06-24 |
WO2013050023A3 (en) | 2013-05-30 |
EP2763806A2 (en) | 2014-08-13 |
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Legal Events
Date | Code | Title | Description |
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FA93 | Acknowledgement of application withdrawn (no request for examination) |
Effective date: 20151006 |