CA2230331A1 - Composition de flux a faibles residus pour le soudage, a base d'acides organiques et ne necessitant aucun nettoyage des pieces - Google Patents

Composition de flux a faibles residus pour le soudage, a base d'acides organiques et ne necessitant aucun nettoyage des pieces Download PDF

Info

Publication number
CA2230331A1
CA2230331A1 CA 2230331 CA2230331A CA2230331A1 CA 2230331 A1 CA2230331 A1 CA 2230331A1 CA 2230331 CA2230331 CA 2230331 CA 2230331 A CA2230331 A CA 2230331A CA 2230331 A1 CA2230331 A1 CA 2230331A1
Authority
CA
Canada
Prior art keywords
acid
organic solvent
evaporative
flux
evaporative organic
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.)
Abandoned
Application number
CA 2230331
Other languages
English (en)
Inventor
David Wai-Yin Leung
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Priority to CA 2230331 priority Critical patent/CA2230331A1/fr
Publication of CA2230331A1 publication Critical patent/CA2230331A1/fr
Abandoned legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
    • B23K35/00—Rods, electrodes, materials, or media, for use in soldering, welding, or cutting
    • B23K35/22—Rods, electrodes, materials, or media, for use in soldering, welding, or cutting characterised by the composition or nature of the material
    • B23K35/36—Selection of non-metallic compositions, e.g. coatings or fluxes; Selection of soldering or welding materials, conjoint with selection of non-metallic compositions, both selections being of interest
    • B23K35/3612—Selection of non-metallic compositions, e.g. coatings or fluxes; Selection of soldering or welding materials, conjoint with selection of non-metallic compositions, both selections being of interest with organic compounds as principal constituents
    • B23K35/3618—Carboxylic acids or salts
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
    • B23K35/00—Rods, electrodes, materials, or media, for use in soldering, welding, or cutting
    • B23K35/22—Rods, electrodes, materials, or media, for use in soldering, welding, or cutting characterised by the composition or nature of the material
    • B23K35/36—Selection of non-metallic compositions, e.g. coatings or fluxes; Selection of soldering or welding materials, conjoint with selection of non-metallic compositions, both selections being of interest
    • B23K35/3612—Selection of non-metallic compositions, e.g. coatings or fluxes; Selection of soldering or welding materials, conjoint with selection of non-metallic compositions, both selections being of interest with organic compounds as principal constituents

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Electric Connection Of Electric Components To Printed Circuits (AREA)
CA 2230331 1998-04-27 1998-04-27 Composition de flux a faibles residus pour le soudage, a base d'acides organiques et ne necessitant aucun nettoyage des pieces Abandoned CA2230331A1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CA 2230331 CA2230331A1 (fr) 1998-04-27 1998-04-27 Composition de flux a faibles residus pour le soudage, a base d'acides organiques et ne necessitant aucun nettoyage des pieces

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA 2230331 CA2230331A1 (fr) 1998-04-27 1998-04-27 Composition de flux a faibles residus pour le soudage, a base d'acides organiques et ne necessitant aucun nettoyage des pieces

Publications (1)

Publication Number Publication Date
CA2230331A1 true CA2230331A1 (fr) 1999-10-27

Family

ID=29409328

Family Applications (1)

Application Number Title Priority Date Filing Date
CA 2230331 Abandoned CA2230331A1 (fr) 1998-04-27 1998-04-27 Composition de flux a faibles residus pour le soudage, a base d'acides organiques et ne necessitant aucun nettoyage des pieces

Country Status (1)

Country Link
CA (1) CA2230331A1 (fr)

Similar Documents

Publication Publication Date Title
US4738732A (en) Self cleaning liquid solder flux
US4960236A (en) Manufacture of printed circuit board assemblies
CN101733589B (zh) 一种无铅焊料用无卤素免清洗助焊剂
JP5071952B2 (ja) ハンダ付け用フラックス
US5009725A (en) Fluxing agents comprising β-diketone and β-ketoimine ligands and a process for using the same
US4568395A (en) Precleaner system and soldering flux
CN101157168A (zh) 无铅焊料丝用松香型无卤素免清洗助焊剂
CN101327552A (zh) 一种低固含量无卤化物水基型免洗助焊剂
EP3038790B1 (fr) Fusion à de l'aluminium
JP2004501765A (ja) カチオン性界面活性剤を含むろう接用フラックス
US5443660A (en) Water-based no-clean flux formulation
CN101670504A (zh) 一种无卤素无松香助焊液
CN102554518A (zh) 一种无卤高阻抗助焊剂及制备方法
US5141568A (en) Water-soluble soldering paste
EP0413540A2 (fr) Fabrication de circuits imprimés équipés de composants
EP0458161B1 (fr) Flux pour le soudage tendre soluble dans l'eau
US5452840A (en) Water-soluble soldering flux
CA2230331A1 (fr) Composition de flux a faibles residus pour le soudage, a base d'acides organiques et ne necessitant aucun nettoyage des pieces
CA2221086A1 (fr) Composition de flux de soudage active par des acides organiques et ne necessitant aucun nettoyage des pieces
JP2005144518A (ja) はんだ付け用フラックス
CA2215438A1 (fr) Composition de flux de soudure liquide non-cfcs
US5062902A (en) Fluxing agents comprising β-diketone and β-ketoimine ligands and a process for using the same
CA2212554A1 (fr) Composition de flux pour soudage sans cfc
US20040129764A1 (en) Reducing surface tension and oxidation potential of tin-based solders
JPH06182586A (ja) クリームはんだ用フラックス

Legal Events

Date Code Title Description
FZDE Dead