Canon and HP black inks (most of them) are pigmented. The colors are
still dye.
Note that some of the specialty 8 ink and up Canon and HP have several
blacks, not all are pigmented.
Steve Greenfield
--- In Homebrew_PCBs@yahoogroups.com, "kc8ufv" <tech_guru@...> wrote:
>
> I have found the ink from a HP photosmart 7350 (Cartridge 56) seems to
> hold togeather well durring initial tests with water on paper, and
> aluminum foil. I am going to get some of the paper thin circuit board
> material off ebay to test with. (the printer is not mine to modify)
>
> Christopher Hart
>