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.

Date of Patent:
Dec. 03, 2024

Filed:

Oct. 06, 2021
Applicant:

Toyobo Co., Ltd., Osaka, JP;

Inventors:

Shintaro Ishimaru, Fukui, JP;

Masayuki Haruta, Fukui, JP;

Assignee:

TOYOBO CO., LTD., Osaka, JP;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B32B 27/08 (2006.01); B32B 27/20 (2006.01); B32B 27/32 (2006.01); B32B 27/36 (2006.01); B65D 65/40 (2006.01);
U.S. Cl.
CPC ...
B32B 27/20 (2013.01); B32B 27/08 (2013.01); B32B 27/32 (2013.01); B32B 27/36 (2013.01); B65D 65/40 (2013.01); B32B 2250/03 (2013.01); B32B 2250/24 (2013.01); B32B 2250/40 (2013.01); B32B 2264/1022 (2020.08); B32B 2264/104 (2013.01); B32B 2270/00 (2013.01); B32B 2307/4026 (2013.01); B32B 2307/414 (2013.01); B32B 2307/518 (2013.01); B32B 2307/54 (2013.01); B32B 2307/542 (2013.01); B32B 2307/554 (2013.01); B32B 2307/7376 (2023.05); B32B 2307/75 (2013.01); B32B 2435/02 (2013.01); B32B 2519/00 (2013.01);
Abstract

A display body characterized in that there is at least one white printing layer permitting printing by means of laser irradiation; said white printing layer has a nonprinted region and a printed region at which laser printing has been carried out; and (1) through (3) are satisfied. (1) An absolute value of a difference in color L* values between the printed region and the nonprinted region is not less than 1.0 but not greater than 10.0. (2) Total luminous transmittance of the nonprinted region is not less than 8% but not greater than 50%. (3) Fractional decrease in thickness of the printed region in a cross-sectional direction is not less than 1 vol % but not greater than 80 vol % of that of the nonprinted region. A high-quality display body, with high productivity is provided.


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