Is a
Patent attributes
Patent Applicant
Current Assignee
Patent Jurisdiction
Patent Number
Patent Inventor Names
Zhifang Dai0
Luran Zhang0
Xinghua Tao0
Hai Long0
Date of Patent
August 31, 2021
0Patent Application Number
201811200
Date Filed
November 20, 2018
0Patent abstract
A gummed paper includes: a first adhesive layer, configured to adhere to an object; a first substrate, adhered to a surface of the first adhesive layer opposite to the object; a second adhesive layer, adhered to a surface of the first substrate opposite to the first adhesive layer; a second substrate, adhered to a surface of the second adhesive layer opposite to the first substrate; and a plurality of foaming agent particles, distributed in the first adhesive layer.
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