EP3774114A1 - Cleaning of foundry molds - Google Patents
Cleaning of foundry moldsInfo
- Publication number
- EP3774114A1 EP3774114A1 EP19711120.6A EP19711120A EP3774114A1 EP 3774114 A1 EP3774114 A1 EP 3774114A1 EP 19711120 A EP19711120 A EP 19711120A EP 3774114 A1 EP3774114 A1 EP 3774114A1
- Authority
- EP
- European Patent Office
- Prior art keywords
- sand
- alkyl
- composition
- group
- branched
- 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
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22D—CASTING OF METALS; CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES
- B22D29/00—Removing castings from moulds, not restricted to casting processes covered by a single main group; Removing cores; Handling ingots
- B22D29/001—Removing cores
- B22D29/002—Removing cores by leaching, washing or dissolving
-
- 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
- B22C1/20—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 organic agents
- B22C1/22—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 organic agents of resins or rosins
- B22C1/2233—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 organic agents of resins or rosins obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds
-
- 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
- B22C1/20—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 organic agents
- B22C1/22—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 organic agents of resins or rosins
- B22C1/2233—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 organic agents of resins or rosins obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds
- B22C1/2273—Polyurethanes; Polyisocyanates
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22C—FOUNDRY MOULDING
- B22C5/00—Machines or devices specially designed for dressing or handling the mould material so far as specially adapted for that purpose
- B22C5/08—Machines or devices specially designed for dressing or handling the mould material so far as specially adapted for that purpose by sprinkling, cooling, or drying
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22D—CASTING OF METALS; CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES
- B22D29/00—Removing castings from moulds, not restricted to casting processes covered by a single main group; Removing cores; Handling ingots
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22D—CASTING OF METALS; CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES
- B22D31/00—Cutting-off surplus material, e.g. gates; Cleaning and working on castings
- B22D31/002—Cleaning, working on castings
Definitions
- R x denotes linear or branched, unsubstituted or hydroxy substituted C 2 -C 22 alkyl
- n 1, 2, 3, 4, 5, 6 or 7, and
- M is a hydrogen atom or an alkali metal cation cation or ethoxylenated (EO) and/or propoxylenated (PO) derivatives thereof, containing on average from 0.5 to 60 EO and/or PO units;
- x, y independently of one another are 0 or 1;
- R 2 and R 3 independently of each other, denote H or linear or branched, unsubstituted or substituted C C 12 alkyl;
- the presently claimed invention is directed to a composition com prising
- Ri denotes linear or branched, unsubstituted C 2 -C 12 alkyl
- x, y independently of one another are 0 or 1
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Materials Engineering (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Detergent Compositions (AREA)
- Processing Of Solid Wastes (AREA)
- Compositions Of Macromolecular Compounds (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
EP18165295 | 2018-03-30 | ||
PCT/EP2019/057042 WO2019185437A1 (en) | 2018-03-30 | 2019-03-21 | Cleaning of foundry molds |
Publications (1)
Publication Number | Publication Date |
---|---|
EP3774114A1 true EP3774114A1 (en) | 2021-02-17 |
Family
ID=61868377
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP19711120.6A Pending EP3774114A1 (en) | 2018-03-30 | 2019-03-21 | Cleaning of foundry molds |
Country Status (8)
Country | Link |
---|---|
US (1) | US20210114090A1 (ja) |
EP (1) | EP3774114A1 (ja) |
JP (1) | JP2021519214A (ja) |
CN (1) | CN111936252A (ja) |
BR (1) | BR112020019796A2 (ja) |
MX (1) | MX2020010276A (ja) |
RU (1) | RU2020135681A (ja) |
WO (1) | WO2019185437A1 (ja) |
Family Cites Families (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2666001A (en) | 1950-06-15 | 1954-01-12 | Pure Oil Co | Chemical method for removing residual sand from metal castings formed in sand-type molds |
US2766496A (en) | 1952-02-02 | 1956-10-16 | Robert W Ward Company | Method and apparatus for cleaning foundry sand |
JPS5785634A (en) * | 1980-11-14 | 1982-05-28 | Shokubai Kasei Kogyo Kk | Manufacture of mold |
JPS604262B2 (ja) | 1981-02-21 | 1985-02-02 | マツダ株式会社 | アルミニウム合金製鋳物の製造法 |
JPH0635592B2 (ja) * | 1985-06-17 | 1994-05-11 | 花王株式会社 | 鋳型製造用洗浄剤 |
US4770713A (en) * | 1986-12-10 | 1988-09-13 | Advanced Chemical Technologies, Inc. | Stripping compositions containing an alkylamide and an alkanolamine and use thereof |
JPH0794065B2 (ja) * | 1991-02-08 | 1995-10-11 | 明三 佐藤 | 有機自硬性鋳型の解枠方法 |
JPH10235467A (ja) * | 1997-02-24 | 1998-09-08 | Tetra:Kk | 有機自硬性造型砂除去剤 |
MXPA05001393A (es) * | 2002-08-08 | 2005-04-28 | Cons Eng Co Inc | Metodos y aparatos para el tratamiento con calor y remocion de arena para fundiciones. |
US20150367405A1 (en) * | 2014-06-18 | 2015-12-24 | Newton Engine Corporation | Foundry Mixture and Related Methods for Casting and Cleaning Cast Metal Parts |
-
2019
- 2019-03-21 US US17/042,240 patent/US20210114090A1/en not_active Abandoned
- 2019-03-21 CN CN201980024473.6A patent/CN111936252A/zh active Pending
- 2019-03-21 RU RU2020135681A patent/RU2020135681A/ru unknown
- 2019-03-21 BR BR112020019796-3A patent/BR112020019796A2/pt not_active Application Discontinuation
- 2019-03-21 MX MX2020010276A patent/MX2020010276A/es unknown
- 2019-03-21 EP EP19711120.6A patent/EP3774114A1/en active Pending
- 2019-03-21 JP JP2020552244A patent/JP2021519214A/ja active Pending
- 2019-03-21 WO PCT/EP2019/057042 patent/WO2019185437A1/en active Application Filing
Also Published As
Publication number | Publication date |
---|---|
RU2020135681A (ru) | 2022-05-04 |
BR112020019796A2 (pt) | 2021-01-05 |
WO2019185437A1 (en) | 2019-10-03 |
JP2021519214A (ja) | 2021-08-10 |
MX2020010276A (es) | 2020-11-06 |
CN111936252A (zh) | 2020-11-13 |
US20210114090A1 (en) | 2021-04-22 |
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Legal Events
Date | Code | Title | Description |
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PUAI | Public reference made under article 153(3) epc to a published international application that has entered the european phase |
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17P | Request for examination filed |
Effective date: 20201030 |
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AK | Designated contracting states |
Kind code of ref document: A1 Designated state(s): AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR |
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AX | Request for extension of the european patent |
Extension state: BA ME |
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DAV | Request for validation of the european patent (deleted) | ||
DAX | Request for extension of the european patent (deleted) | ||
STAA | Information on the status of an ep patent application or granted ep patent |
Free format text: STATUS: EXAMINATION IS IN PROGRESS |
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17Q | First examination report despatched |
Effective date: 20211022 |