Invention Application
- Patent Title: CHEMICAL RESISTANT PUD FOR MICROFIBER NONWOVEN SYNTHETIC LEATHER APPLICATION AND THE METHOD
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Application No.: US17732952Application Date: 2022-04-29
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Publication No.: US20220251282A1Publication Date: 2022-08-11
- Inventor: Chao He , Yi Zhang , Zhaohui Qu , Chao Zhang , Xiangyang Tai
- Applicant: Dow Global Technologies LLC , Rohm and Haas Company
- Applicant Address: US MI Midland; US PA Collegeville
- Assignee: Dow Global Technologies LLC,Rohm and Haas Company
- Current Assignee: Dow Global Technologies LLC,Rohm and Haas Company
- Current Assignee Address: US MI Midland; US PA Collegeville
- Main IPC: C08G18/12
- IPC: C08G18/12 ; C08G18/08 ; C08G18/48 ; C08G18/76 ; C08J5/24 ; D06N3/00 ; D06N3/14
Abstract:
The present disclosure provides a polyurethane dispersion comprising a polyurethane prepolymer and an ionic surfactant. It further provides a microfiber nonwoven synthetic leather comprising a microfiber nonwoven fabric and the polyurethane dispersion. It further provides a method of preparing the microfiber nonwoven synthetic leather comprising a step of impregnating microfiber nonwoven fabrics into the polyurethane dispersion.
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