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US06742885B2 Ink jet ink set/receiver combination 失效
喷墨油墨组合/接收机组合

Ink jet ink set/receiver combination
Abstract:
An ink jet ink set and recording element combination including A) a porous ink jet recording element having a 60° specular gloss of at least about 5; and B) a pigment based inkjet ink set including at least two inks; wherein the RGD value is less than 40% when 60° is used as the specular angle and the RGD value is calculated according to Equation (A): RGD ⁢   ⁢ % = ∑ I = 1 N ⁢ &LeftBracketingBar; Gloss ⁢   ⁢ ( Imaged ⁢   ⁢ Areas ) I - Gloss ⁢   ⁢ ( Non ⁢   ⁢ Imaged ⁢   ⁢ Areas ) &RightBracketingBar; ∑ I = 1 N ⁢ Gloss ⁢   ⁢ ( Imaged ⁢   ⁢ Areas ) I Equation ⁢   ⁢ (A) Where I is a variable which identifies a certain color patch used in the evaluation, N is the total number of color patches used in the evaluation.
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