US 12,305,045 B2
Polyamide coating slurry and its preparing method, and process for preparing polyamide-coated fabric for printing
Zhijie Chen, Wenzhou (CN); Xianghong Wang, Wenzhou (CN); Wenchang Lang, Wenzhou (CN); and Dongming Qi, Wenzhou (CN)
Assigned to Zhejiang King Label Technology Co., Ltd., Huzhou (CN)
Filed by Zhejiang King Label Technology Co., Ltd., Huzhou (CN)
Filed on Jul. 7, 2023, as Appl. No. 18/348,357.
Claims priority of application No. 202210804080.0 (CN), filed on Jul. 7, 2022.
Prior Publication US 2024/0010858 A1, Jan. 11, 2024
Int. Cl. C09D 11/106 (2014.01); C09D 11/033 (2014.01); C09D 11/037 (2014.01); D06P 1/52 (2006.01); D06P 1/673 (2006.01); D06P 3/24 (2006.01); D06P 3/52 (2006.01); D06P 3/60 (2006.01); D06P 5/00 (2006.01); D06P 5/20 (2006.01)
CPC C09D 11/106 (2013.01) [C09D 11/033 (2013.01); C09D 11/037 (2013.01); D06P 1/5228 (2013.01); D06P 1/5278 (2013.01); D06P 1/67358 (2013.01); D06P 1/67383 (2013.01); D06P 5/001 (2013.01); D06P 5/2077 (2013.01); D06P 3/24 (2013.01); D06P 3/52 (2013.01); D06P 3/60 (2013.01)] 9 Claims
OG exemplary drawing
 
1. A polyamide coating slurry, comprising a solute, a solvent, and a functional auxiliary agent, wherein the solute comprises polyamide 6, polyvinyl butyral, polyoxypropylene lauryl ether, urea, and poly-N-isopropylacrylamide;
the solvent is ethanol; and
the functional auxiliary agent comprises calcium chloride and lipophilic nano silica sol.