EP4286072A4 - INORGANIC COATED SAND - Google Patents

INORGANIC COATED SAND

Info

Publication number
EP4286072A4
EP4286072A4 EP22745685.2A EP22745685A EP4286072A4 EP 4286072 A4 EP4286072 A4 EP 4286072A4 EP 22745685 A EP22745685 A EP 22745685A EP 4286072 A4 EP4286072 A4 EP 4286072A4
Authority
EP
European Patent Office
Prior art keywords
coated sand
inorganic coated
inorganic
sand
coated
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.)
Pending
Application number
EP22745685.2A
Other languages
German (de)
French (fr)
Other versions
EP4286072A1 (en
Inventor
Hiroaki Aonuma
Keisuke Nakane
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Kao Corp
Original Assignee
Kao Corp
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 Kao Corp filed Critical Kao Corp
Publication of EP4286072A1 publication Critical patent/EP4286072A1/en
Publication of EP4286072A4 publication Critical patent/EP4286072A4/en
Pending legal-status Critical Current

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
    • B22C1/16—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
    • 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
    • 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
    • B22C1/10—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 influencing the hardening tendency of the mould material
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Materials Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Mold Materials And Core Materials (AREA)
EP22745685.2A 2021-01-29 2022-01-19 INORGANIC COATED SAND Pending EP4286072A4 (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2021012896 2021-01-29
JP2021207414 2021-12-21
PCT/JP2022/001786 WO2022163464A1 (en) 2021-01-29 2022-01-19 Inorganic coated sand

Publications (2)

Publication Number Publication Date
EP4286072A1 EP4286072A1 (en) 2023-12-06
EP4286072A4 true EP4286072A4 (en) 2025-10-29

Family

ID=82653332

Family Applications (1)

Application Number Title Priority Date Filing Date
EP22745685.2A Pending EP4286072A4 (en) 2021-01-29 2022-01-19 INORGANIC COATED SAND

Country Status (3)

Country Link
EP (1) EP4286072A4 (en)
JP (1) JP7853102B2 (en)
WO (1) WO2022163464A1 (en)

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS342257B1 (en) * 1957-05-10 1959-04-09
JP2005059081A (en) * 2003-08-19 2005-03-10 Toyota Motor Corp High-strength water-soluble core and method for producing the same
US20100294454A1 (en) * 2006-10-19 2010-11-25 Ashland-Sudchemie-Kernfest Gmbh Moulding material mixture containing phosphorus for producing casting moulds for machining metal
CN110918883A (en) * 2019-12-19 2020-03-27 华中科技大学 Casting sand mold based on three-dimensional jet printing and forming method thereof

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5325803B2 (en) * 1972-03-03 1978-07-28
US3923525A (en) * 1973-04-17 1975-12-02 Ashland Oil Inc Foundry compositions
DE102004042535B4 (en) * 2004-09-02 2019-05-29 Ask Chemicals Gmbh Molding material mixture for the production of casting molds for metal processing, process and use
EP2163328A1 (en) 2008-09-05 2010-03-17 Minelco GmbH Core or foundry sand coated and/or mixed with soluble glass with a water content in the area of >= approx. 0.25 weight % to approx 0.9 weight %
JP5986498B2 (en) 2012-12-19 2016-09-06 旭有機材株式会社 Coated sand manufacturing method and mold manufacturing method
CN103231010A (en) 2013-04-16 2013-08-07 繁昌县恒鑫汽车零部件有限公司 Easy-collapsibility type precoated sand
EP3159073B1 (en) 2014-06-20 2023-04-05 Asahi Yukizai Corporation Mold manufacturing method and mold
KR101614401B1 (en) 2015-03-10 2016-04-21 (주)피알테크 Inorganic binder composition for molding sand

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS342257B1 (en) * 1957-05-10 1959-04-09
JP2005059081A (en) * 2003-08-19 2005-03-10 Toyota Motor Corp High-strength water-soluble core and method for producing the same
US20100294454A1 (en) * 2006-10-19 2010-11-25 Ashland-Sudchemie-Kernfest Gmbh Moulding material mixture containing phosphorus for producing casting moulds for machining metal
CN110918883A (en) * 2019-12-19 2020-03-27 华中科技大学 Casting sand mold based on three-dimensional jet printing and forming method thereof

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See also references of WO2022163464A1 *

Also Published As

Publication number Publication date
JP2022117455A (en) 2022-08-10
JP7853102B2 (en) 2026-04-28
EP4286072A1 (en) 2023-12-06
WO2022163464A1 (en) 2022-08-04

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Legal Events

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A4 Supplementary search report drawn up and despatched

Effective date: 20250930

RIC1 Information provided on ipc code assigned before grant

Ipc: B22C 1/10 20060101AFI20250924BHEP

Ipc: B22C 1/18 20060101ALI20250924BHEP

Ipc: B22C 1/02 20060101ALI20250924BHEP