EP0178899A3 - Metal cleaning - Google Patents

Metal cleaning Download PDF

Info

Publication number
EP0178899A3
EP0178899A3 EP85307405A EP85307405A EP0178899A3 EP 0178899 A3 EP0178899 A3 EP 0178899A3 EP 85307405 A EP85307405 A EP 85307405A EP 85307405 A EP85307405 A EP 85307405A EP 0178899 A3 EP0178899 A3 EP 0178899A3
Authority
EP
European Patent Office
Prior art keywords
metal cleaning
pyrrolidone
vinyl
film
solution
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.)
Withdrawn
Application number
EP85307405A
Other languages
German (de)
French (fr)
Other versions
EP0178899A2 (en
Inventor
Ben R. Bogner
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.)
Qo Chemicals Inc
Original Assignee
Qo Chemicals Inc
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 Qo Chemicals Inc filed Critical Qo Chemicals Inc
Publication of EP0178899A2 publication Critical patent/EP0178899A2/en
Publication of EP0178899A3 publication Critical patent/EP0178899A3/en
Withdrawn legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C11—ANIMAL OR VEGETABLE OILS, FATS, FATTY SUBSTANCES OR WAXES; FATTY ACIDS THEREFROM; DETERGENTS; CANDLES
    • C11D—DETERGENT COMPOSITIONS; USE OF SINGLE SUBSTANCES AS DETERGENTS; SOAP OR SOAP-MAKING; RESIN SOAPS; RECOVERY OF GLYCEROL
    • C11D3/00—Other compounding ingredients of detergent compositions covered in group C11D1/00
    • C11D3/16—Organic compounds
    • C11D3/37—Polymers
    • C11D3/3746—Macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds
    • C11D3/3769—(Co)polymerised monomers containing nitrogen, e.g. carbonamides, nitriles or amines
    • C11D3/3776—Heterocyclic compounds, e.g. lactam
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B08—CLEANING
    • B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
    • B08B7/00—Cleaning by methods not provided for in a single other subclass or a single group in this subclass
    • B08B7/0014—Cleaning by methods not provided for in a single other subclass or a single group in this subclass by incorporation in a layer which is removed with the contaminants
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B22—CASTING; POWDER METALLURGY
    • B22C—FOUNDRY MOULDING
    • B22C7/00—Patterns; Manufacture thereof so far as not provided for in other classes

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Wood Science & Technology (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Mechanical Engineering (AREA)
  • Detergent Compositions (AREA)
  • Mold Materials And Core Materials (AREA)
  • Paints Or Removers (AREA)
  • Cleaning And De-Greasing Of Metallic Materials By Chemical Methods (AREA)
  • Application Of Or Painting With Fluid Materials (AREA)

Abstract

A process for cleaning a metal, plastic or wood surface on which there is a residue resulting from contact with a cured resin which comprises applying to said surface a solution of a copolymer of N-vinyl-2-pyrrolidone and maleic acid, drying said solution of N-vinyl-2-pyrrolidone and maleic acid copolymer to form a film, and separating said film from said surface.
EP85307405A 1984-10-15 1985-10-15 Metal cleaning Withdrawn EP0178899A3 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US66111384A 1984-10-15 1984-10-15
US661113 1996-06-10

Publications (2)

Publication Number Publication Date
EP0178899A2 EP0178899A2 (en) 1986-04-23
EP0178899A3 true EP0178899A3 (en) 1987-04-15

Family

ID=24652269

Family Applications (1)

Application Number Title Priority Date Filing Date
EP85307405A Withdrawn EP0178899A3 (en) 1984-10-15 1985-10-15 Metal cleaning

Country Status (4)

Country Link
EP (1) EP0178899A3 (en)
JP (1) JPS61179268A (en)
CA (1) CA1229779A (en)
ES (1) ES8800625A1 (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB9315281D0 (en) * 1993-07-23 1993-09-08 Kodak Ltd Method and composition for facilitating the removal of soil contaminants from solid surfaces
JP2823813B2 (en) * 1994-05-06 1998-11-11 鹿島建設株式会社 A method for removing wall dirt using a peelable polymer film
GB2331106A (en) * 1997-11-05 1999-05-12 Polyval Plc Use of polyvinyl alcohol as rust remover

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4200671A (en) * 1978-05-05 1980-04-29 The Dow Chemical Company Method for removing paint from a substrate
US4325744A (en) * 1980-07-25 1982-04-20 The United States Of America As Represented By The Secretary Of The Navy Method and composition for cleaning metal surfaces with a film-forming composition
US4351673A (en) * 1981-05-22 1982-09-28 Halliburton Company Method for removing iron sulfide scale from metal surfaces
US4424079A (en) * 1982-03-31 1984-01-03 Gaf Corporation Rust removal process

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5133141A (en) * 1974-09-14 1976-03-22 Bridgestone Tire Co Ltd KODANSEIRITSU GOMUSOSEIBUTSU
JPS51134314A (en) * 1975-05-17 1976-11-20 Kubota Ltd Parting paint for wooden patterns
JPS5295586A (en) * 1976-02-07 1977-08-11 Fuji Koubunshi Kougiyou Kk Metal mold releasing agent composition
JPS59119736A (en) * 1982-12-24 1984-07-11 Toshiba Corp Automatic cleaning type molding device

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4200671A (en) * 1978-05-05 1980-04-29 The Dow Chemical Company Method for removing paint from a substrate
US4325744A (en) * 1980-07-25 1982-04-20 The United States Of America As Represented By The Secretary Of The Navy Method and composition for cleaning metal surfaces with a film-forming composition
US4351673A (en) * 1981-05-22 1982-09-28 Halliburton Company Method for removing iron sulfide scale from metal surfaces
US4424079A (en) * 1982-03-31 1984-01-03 Gaf Corporation Rust removal process

Also Published As

Publication number Publication date
JPS61179268A (en) 1986-08-11
JPH0460520B2 (en) 1992-09-28
ES547837A0 (en) 1987-11-16
CA1229779A (en) 1987-12-01
ES8800625A1 (en) 1987-11-16
EP0178899A2 (en) 1986-04-23

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Inventor name: BOGNER, BEN R.