JP2004524977A5 - - Google Patents
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- JP2004524977A5 JP2004524977A5 JP2002585139A JP2002585139A JP2004524977A5 JP 2004524977 A5 JP2004524977 A5 JP 2004524977A5 JP 2002585139 A JP2002585139 A JP 2002585139A JP 2002585139 A JP2002585139 A JP 2002585139A JP 2004524977 A5 JP2004524977 A5 JP 2004524977A5
- Authority
- JP
- Japan
- Prior art keywords
- core
- sand
- lithia
- weight
- containing material
- Prior art date
- Legal status (The legal status 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 status listed.)
- Granted
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- 239000004576 sand Substances 0.000 claims 22
- 239000000463 material Substances 0.000 claims 18
- XUCJHNOBJLKZNU-UHFFFAOYSA-M dilithium;hydroxide Chemical compound [Li+].[Li+].[OH-] XUCJHNOBJLKZNU-UHFFFAOYSA-M 0.000 claims 14
- 229910001947 lithium oxide Inorganic materials 0.000 claims 14
- 239000000203 mixture Substances 0.000 claims 8
- 239000011230 binding agent Substances 0.000 claims 4
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims 4
- 239000000377 silicon dioxide Substances 0.000 claims 2
- 229910018072 Al 2 O 3 Inorganic materials 0.000 claims 1
- 229910018068 Li 2 O Inorganic materials 0.000 claims 1
- 229910004298 SiO 2 Inorganic materials 0.000 claims 1
- 229910010413 TiO 2 Inorganic materials 0.000 claims 1
- 238000005266 casting Methods 0.000 claims 1
- -1 chinwaldite Inorganic materials 0.000 claims 1
- 229910000174 eucryptite Inorganic materials 0.000 claims 1
- 239000010433 feldspar Substances 0.000 claims 1
- XGZVUEUWXADBQD-UHFFFAOYSA-L lithium carbonate Chemical compound [Li+].[Li+].[O-]C([O-])=O XGZVUEUWXADBQD-UHFFFAOYSA-L 0.000 claims 1
- 229910052808 lithium carbonate Inorganic materials 0.000 claims 1
- 238000004519 manufacturing process Methods 0.000 claims 1
- 238000005058 metal casting Methods 0.000 claims 1
- 239000010445 mica Substances 0.000 claims 1
- 229910052618 mica group Inorganic materials 0.000 claims 1
- 229910052611 pyroxene Inorganic materials 0.000 claims 1
Claims (15)
- 金属鋳造用サンドコアであって、約４質量％未満のリチア含有材料、少なくとも約１質量％のＦｅ2Ｏ 3 、及び残部のコアサンド及びコアサンドバインダーを含み、それらの全てでサンドコアを形成することを特徴とするサンドコア。
- Ｆｅ2Ｏ3の量が約１質量％である請求項１に記載のサンドコア。
- リチア含有材料とＦｅ2Ｏ3とを同量含み、コアサンドがレーキサンドを含む請求項２に記載のサンドコア。
- 約２．５質量％のリチア含有材料を含み、コアサンドが珪砂を含む請求項２に記載のサンドコア。
- サンドコアを形成するための混合物であって、約１．５〜約３．５質量％のリチア含有材料、少なくとも約１質量％のＦｅ2Ｏ3、及び残部のコアサンド及びコアサンドバインダーを含むことを特徴とする混合物。
- Ｆｅ2Ｏ3の量が約１質量％である請求項５に記載の混合物。
- リチア含有材料が約１〜約２．５質量％を構成する請求項５に記載の混合物。
- リチア含有材料が約２．５質量％を構成し、コアサンドがシリカサンドを含む請求項７に記載の混合物。
- リチア含有材料が約１質量％を構成し、コアサンドがレーキサンドを含む請求項６に記載の混合物。
- 鋳造用サンドコアを製造する方法であって、コアサンド、有効量のバインダー、約１〜約３．５質量％のリチア含有材料、及び約１質量％のＦｅ2Ｏ3を、コア形成材料として、一緒に、均質に混合すること、及び、コア形成材料をサンドコアに成形することを含む方法。
- コア形成材料が約１質量％のリチア含有材料を含む請求項１０に記載の方法。
- リチア含有材料が、２〜５％のＬｉ 2 Ｏ、１０〜２５％のＴｉＯ2、１５〜２５％のＡｌ2Ｏ3、１０〜２０％のＦｅ3Ｏ4及び６０〜７０％のＳｉＯ2を含む、請求項１０に記載の方法。
- コアサンドと、有効量のコアサンドバインダーと、約４質量％未満のリチア含有材料及び少なくとも約１質量％のＦｅ2Ｏ3を含む抗ベイン化材料とを、コア形成混合物として、一緒に、均質に混合すること、及び、その後、コア形成混合物をサンドコアに成形することを含む方法。
- 抗ベイン化材料が、約１〜約３．５質量％のリチア含有材料及び少なくとも約１質量％のＦｅ2Ｏ 3 を含む請求項１３に記載の方法。
- リチア含有材料が、α−リシア輝石、アンブリゴナイト、モンテブラサイト、葉長石、リシア雲母、チンワルダイト、ユークリプタイト及び炭酸リチウムからなる群より選ばれる請求項１４に記載の方法。
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US09/847,182 US20020165292A1 (en) | 2001-05-01 | 2001-05-01 | Casting sand cores and expansion control methods therefor |
| PCT/US2002/013180 WO2002087807A1 (en) | 2001-05-01 | 2002-04-25 | Casting sand cores and expansion control methods therefor |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| JP2004524977A JP2004524977A (ja) | 2004-08-19 |
| JP2004524977A5 true JP2004524977A5 (ja) | 2006-01-05 |
| JP4315685B2 JP4315685B2 (ja) | 2009-08-19 |
Family
ID=25299997
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2002585139A Expired - Fee Related JP4315685B2 (ja) | 2001-05-01 | 2002-04-25 | 鋳物サンドコア及びそのための膨張制御方法 |
Country Status (8)
| Country | Link |
|---|---|
| US (3) | US20020165292A1 (ja) |
| EP (1) | EP1385655A1 (ja) |
| JP (1) | JP4315685B2 (ja) |
| KR (1) | KR20040015217A (ja) |
| BR (1) | BR0209326B1 (ja) |
| CA (1) | CA2445929C (ja) |
| MX (1) | MXPA03009876A (ja) |
| WO (1) | WO2002087807A1 (ja) |
Families Citing this family (17)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20020165292A1 (en) * | 2001-05-01 | 2002-11-07 | Baker Stephen G. | Casting sand cores and expansion control methods therefor |
| US8011419B2 (en) * | 2007-10-03 | 2011-09-06 | Igc Technologies, Llc | Material used to combat thermal expansion related defects in the metal casting process |
| US20090114365A1 (en) * | 2007-11-07 | 2009-05-07 | Igc Technologies, Llc | Material used to combat thermal expansion related defects in high temperature casting processes |
| US8007580B2 (en) * | 2007-11-07 | 2011-08-30 | Igc Technologies, Llc | Material used to combat thermal expansion related defects in high temperature casting processes |
| US7938169B2 (en) * | 2008-06-20 | 2011-05-10 | Prince Minerals, Inc. | Anti-veining agent for metal casting |
| US8436073B2 (en) | 2009-10-06 | 2013-05-07 | Amcol International | Lignite-based foundry resins |
| US8623959B2 (en) * | 2009-10-06 | 2014-01-07 | Joseph M. Fuqua | Non-veining urethane resins for foundry sand casting |
| US8426494B2 (en) * | 2009-10-06 | 2013-04-23 | Amcol International Corp. | Lignite urethane based resins for enhanced foundry sand performance |
| US8853299B2 (en) * | 2009-10-06 | 2014-10-07 | Amcol International Corp. | Lignite-based urethane resins with enhanced suspension properties and foundry sand binder performance |
| US8309620B2 (en) * | 2009-10-06 | 2012-11-13 | Amcol International Corp. | Lignite-based urethane resins with enhanced suspension properties and foundry sand binder performance |
| US8426493B2 (en) * | 2009-12-16 | 2013-04-23 | Ask Chemicals L.P. | Foundry mixes containing sulfate and/or nitrate salts and their uses |
| CA2822690A1 (en) * | 2010-12-30 | 2012-07-05 | Ask Chemicals Espana, S.A. | Anti-veining additive for the production of casting molds and cores |
| CN105195670B (zh) * | 2015-10-09 | 2017-09-22 | 宁夏共享化工有限公司 | 一种防止脉纹缺陷的水基流涂涂料的生产方法 |
| KR102638138B1 (ko) * | 2018-03-30 | 2024-02-16 | 이메리스 유에스에이, 인크. | 산화된 물질을 포함하는 샌드 캐스팅용 조성물 및 이의 제조 방법 및 용도 |
| CN110666107B (zh) * | 2019-09-30 | 2021-10-08 | 北京航空材料研究院有限公司 | 一种砂芯及其制备方法和铸模 |
| CN112756559A (zh) * | 2020-12-25 | 2021-05-07 | 合肥江淮铸造有限责任公司 | 一种采用特种覆膜砂制作的砂芯 |
| CN114367628B (zh) * | 2021-12-29 | 2023-08-29 | 天阳新材料科技有限公司 | 一种涡轮壳用抗脉纹覆膜砂及其制备方法 |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2504133A (en) * | 1947-03-22 | 1950-04-18 | Mechanite Metal Corp | Method of preparing foundry sands |
| US2883723A (en) * | 1956-11-20 | 1959-04-28 | Meehanite Metal Corp | Process for improved silicate bonded foundry molds and cores |
| US4735973A (en) * | 1985-11-15 | 1988-04-05 | Brander John J | Additive for sand based molding aggregates |
| US5911269A (en) * | 1992-11-16 | 1999-06-15 | Industrial Gypsum Co., Inc. | Method of making silica sand molds and cores for metal founding |
| FR2775208B1 (fr) * | 1998-02-23 | 2000-12-29 | Iko France | Materiau d'addition pour la conception de noyaux en sable silicieux |
| US20020165292A1 (en) * | 2001-05-01 | 2002-11-07 | Baker Stephen G. | Casting sand cores and expansion control methods therefor |
| US20090114365A1 (en) * | 2007-11-07 | 2009-05-07 | Igc Technologies, Llc | Material used to combat thermal expansion related defects in high temperature casting processes |
-
2001
- 2001-05-01 US US09/847,182 patent/US20020165292A1/en not_active Abandoned
-
2002
- 2002-04-25 CA CA002445929A patent/CA2445929C/en not_active Expired - Fee Related
- 2002-04-25 MX MXPA03009876A patent/MXPA03009876A/es active IP Right Grant
- 2002-04-25 BR BRPI0209326-0A patent/BR0209326B1/pt not_active IP Right Cessation
- 2002-04-25 WO PCT/US2002/013180 patent/WO2002087807A1/en active Application Filing
- 2002-04-25 KR KR10-2003-7014193A patent/KR20040015217A/ko not_active Application Discontinuation
- 2002-04-25 EP EP02736612A patent/EP1385655A1/en not_active Withdrawn
- 2002-04-25 JP JP2002585139A patent/JP4315685B2/ja not_active Expired - Fee Related
-
2003
- 2003-09-02 US US10/653,363 patent/US6972302B2/en not_active Expired - Lifetime
-
2005
- 2005-03-10 US US11/077,348 patent/US20050155741A1/en not_active Abandoned
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