公开(公告)号：WO2019234209A1

公开(公告)日：2019-12-12

申请号：PCT/EP2019/064917

申请日：2019-06-07

Applicant: SOLVAY SA

Inventor： VOLMER, Stefanie ,  PAWERA, Hynek

IPC: B23K35/36 ,  B23K35/362 ,  C23C22/34 ,  B23K35/28 ,  B23K35/365

Abstract: The present invention concerns a concentrate comprising at least one brazing flux, at least one binder and water in a specific ratio; a process for the manufacture of a brazing flux paint composition which comprises the steps of a) providing the concentrate and b) mixing the concentrate with at least one liquid carrier; and a process for brazing of parts of aluminum, aluminum alloy, in particular aluminum alloy comprising magnesium, steel, copper and titanium with parts of aluminum or aluminum alloy, which comprises the process for the manufacture of a brazing flux paint composition.

公开(公告)号：WO2019110781A1

公开(公告)日：2019-06-13

申请号：PCT/EP2018/083930

申请日：2018-12-07

Applicant: SOLVAY SA

Inventor： STEFANIE, Volmer ,  SWIDERSKY, Hans-Walter ,  PAWERA, Hynek ,  GENSAC, Stephan

IPC: B23K35/28 ,  B23K1/00 ,  B23K1/20 ,  B23K35/30 ,  B23K35/34 ,  B23K35/36 ,  B23K35/362 ,  B23K35/02 ,  C22C21/00

CPC classification number: B23K35/286 ,  B23K1/0012 ,  B23K1/012 ,  B23K1/19 ,  B23K1/203 ,  B23K35/025 ,  B23K35/28 ,  B23K35/30 ,  B23K35/302 ,  B23K35/34 ,  B23K35/36 ,  B23K35/3605 ,  B23K35/3612 ,  B23K35/3613 ,  B23K35/362 ,  B23K2101/14 ,  B23K2103/04 ,  B23K2103/10 ,  B23K2103/12 ,  B23K2103/14 ,  C22C21/00

Abstract: Compositions for brazing of aluminium and aluminium alloys and their use are described. The compositions comprise a fluoride salt based flux; a solder metal, solder alloy or solder alloy precursor; a binder; and a diester as a solvent.