Ink jet printer, ink jet recording method, and recorded matter
AssigneeSeiko Epson Corporation
InventorsKazuhiko Hara, Masanori Takemura, Hiroshi Fukumoto
Life of this patent
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Abstract
The present invention provides an ink jet printer having an ink-contacting member which is in contact with an ink until the ink is injected from a print head and which contains an antioxidant, wherein the ink-contacting member has a concentration of a compound represented by the following formula (1) of 100 ppm or less: Further, an ink jet recording method using the ink jet printer and recorded matter recorded by the ink jet recording method are also disclosed. According to the invention, there is provided an ink jet printer using an ink-contacting member which inhibits the formation of a crystalline molecular complex.
Claims14
An ink jet printer having an ink-contacting member, wherein the ink-contacting member is selected from the group consisting of an ink tank, a member for attaching an ink tank, a needle member for attaching an ink cartridge, a tube, an ink fluid path joint and a print head, wherein the ink contacting member is in contact with an ink until the ink is ejected from a print head and contains an antioxidant and a concentration of a compound represented by the following formula (1) of 100 ppm or less:
Dependencies are inferred from the claim text.