The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Jun. 28, 2022
Filed:
Jan. 24, 2018
Nippon Soda Co., Ltd., Tokyo, JP;
Shuntaro Kinoshita, Chiba, JP;
Kayoko Tada, Chiba, JP;
Hiroshi Sakai, Chiba, JP;
Kazumi Hamakawa, Chiba, JP;
NIPPON SODA CO., LTD., Tokyo, JP;
Abstract
A recording material and a recording sheet having better color-developing performance, storage stability, etc. A recording material which contains (A) at least one color former, (B) at least one compound selected from the group including compounds represented by the following formula (I), and (C) at least one compound selected from the group including compounds represented by the following formula (II) (wherein Rto Reach represent a halogen atom, a nitro group, a Cto Calkyl group, a Cto Calkoxy group, a Cto Calkenyl group or a Cto Chaloalkyl group, n1 and n3 each independently represent any integer of 0 to 5, n2 represents any integer of 0 to 4, and X represents —SO—O— or —O—SO—).