Inventor
WANG YUQI
CN16 patents
⚠️ This page may combine multiple inventors who share the name “WANG YUQI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
WANHUA CHEMICAL GROUP CO LTD
3 patentsUS11111332B2Sep 7, 2021
Isocyanate polymerization catalyst, preparation method thereof, and method for preparing polyisocyanate by using same
WANHUA CHEMICAL GROUP CO LTD0 citations60
US11059772B2Jul 13, 2021
Imine-type quaternary ammonium salt catalyst, preparation method thereof and use thereof for preparation of polyisocyanate composition
WANHUA CHEMICAL GROUP CO LTD0 citations56
US12516191B2Jan 6, 2026
Isocyanurate-containing polyisocyanate composition with stable chromaticity, and preparation method thereof
WANHUA CHEMICAL GROUP CO LTD0 citations42