Composition and process for the reactive brazing of ceramic mate

Details Composition and process for the reactive brazing of ceramic mate Composition and process for the reactive brazing of ceramic mate

1997-07-10

2000-04-18

Ryan, Patrick

Metal fusion bonding

Process

Bonding nonmetals with metallic filler

2281221, 2281245, 2282627, 420402, B23K 3102, B23K 119, C22C 2300

Patent

active

060504781

ABSTRACT:
The invention relates to a composition and a process for the reactive brazing of ceramic materials containing alumina.
This composition comprises at least one precious metal chosen from among Pd, Pt and Au, as well as magnesium, preferably at the most 5 wt. % magnesium. Brazing takes place at a temperature of 1300 to 1600.degree. C., in the absence of hydrogen.

REFERENCES:
patent: 3122424 (1964-02-01), King
patent: 4040822 (1977-08-01), Stern
patent: 4599277 (1986-07-01), Brownlow et al.
patent: 4719081 (1988-01-01), Mizuhara
patent: 4763828 (1988-08-01), Fukaya et al.
patent: 4785827 (1988-11-01), Fischer
patent: 5230924 (1993-07-01), Li
Chemical Abstracts, vol. 118, No. 8, Feb. 22, 1993, Columbus, Ohio US; Abstract No. 65002, Shimizu Takasumi et al.: "Paste Brazes for Metals, Alloys and Ceramics", XP002027336.
Database WPI, Section Ch, Week 8438, Derwent Publications Ltd., London, GB; Class M23, AN 84-234988, XP002028270 & JP 59 141 39A (Mitsui Eng & Shipbuild), Aug. 14, 1984.

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