MX2020010276A - Cleaning of foundry molds. - Google Patents

Cleaning of foundry molds.

Info

Publication number
MX2020010276A
MX2020010276A MX2020010276A MX2020010276A MX2020010276A MX 2020010276 A MX2020010276 A MX 2020010276A MX 2020010276 A MX2020010276 A MX 2020010276A MX 2020010276 A MX2020010276 A MX 2020010276A MX 2020010276 A MX2020010276 A MX 2020010276A
Authority
MX
Mexico
Prior art keywords
cleaning
foundry molds
disintegrating
present
foundry mold
Prior art date
Application number
MX2020010276A
Other languages
Spanish (es)
Inventor
Michael Koch
Henning Urch
Tobias Urban
Thomas Paasche
Original Assignee
Basf Se
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 Basf Se filed Critical Basf Se
Publication of MX2020010276A publication Critical patent/MX2020010276A/en

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
    • B22C1/20—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
    • 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
    • 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

Abstract

The present invention relates to a method of disintegrating a foundry mold comprising sand and a polyurethane binder. The present invention further relates to a method of disintegrating a foundry mold by contacting it with a composition comprising at least one carboxylic acid amide and at least one alkanolamine.
MX2020010276A 2018-03-30 2019-03-21 Cleaning of foundry molds. MX2020010276A (en)

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
MX2020010276A true MX2020010276A (en) 2020-11-06

Family

ID=61868377

Family Applications (1)

Application Number Title Priority Date Filing Date
MX2020010276A MX2020010276A (en) 2018-03-30 2019-03-21 Cleaning of foundry molds.

Country Status (8)

Country Link
US (1) US20210114090A1 (en)
EP (1) EP3774114A1 (en)
JP (1) JP2021519214A (en)
CN (1) CN111936252A (en)
BR (1) BR112020019796A2 (en)
MX (1) MX2020010276A (en)
RU (1) RU2020135681A (en)
WO (1) WO2019185437A1 (en)

Family Cites Families (10)

* Cited by examiner, † Cited by third party
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 (en) 1981-02-21 1985-02-02 マツダ株式会社 Manufacturing method for aluminum alloy castings
JPH0635592B2 (en) * 1985-06-17 1994-05-11 花王株式会社 Cleaning agent for mold making
US4770713A (en) * 1986-12-10 1988-09-13 Advanced Chemical Technologies, Inc. Stripping compositions containing an alkylamide and an alkanolamine and use thereof
JPH0794065B2 (en) * 1991-02-08 1995-10-11 明三 佐藤 Unframed method of organic self-hardening mold
JPH10235467A (en) * 1997-02-24 1998-09-08 Tetra:Kk Remover for organic self-hardened molding sand
MXPA05001393A (en) * 2002-08-08 2005-04-28 Cons Eng Co Inc Methods and apparatus for heat treatment and sand removal for castings.
US20150367405A1 (en) * 2014-06-18 2015-12-24 Newton Engine Corporation Foundry Mixture and Related Methods for Casting and Cleaning Cast Metal Parts

Also Published As

Publication number Publication date
CN111936252A (en) 2020-11-13
EP3774114A1 (en) 2021-02-17
RU2020135681A (en) 2022-05-04
JP2021519214A (en) 2021-08-10
US20210114090A1 (en) 2021-04-22
BR112020019796A2 (en) 2021-01-05
WO2019185437A1 (en) 2019-10-03

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