Solder paste
OwnerHitoshi Amita, Noriko Murase +1inventors
InventorsHitoshi Amita, Noriko Murase, Takashi Shoji
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Abstract
To provide a solder paste having excellent storage stability; a method for soldering, which method is highly reliable and suitable for producing fine-pitch mounted wiring boards and a variety of parts; and a joint produced through soldering. The halide ion concentration in one gram of flux contained in a solder paste containing a halogen compound is controlled to 3000 ppm or less as converted to chloride ion concentration.
Claims7
A solder paste containing a halogen compound, characterized in that the halide ion concentration in one gram of flux is 3000 ppm or less as converted to chloride ion concentration.
Dependencies are inferred from the claim text.