Inventor · disambiguated record
Shuchang Sun
Also filed as: SUN SHUCHANG
3 granted patents·2 pending applications·2 citations·filing 2007–2023
50Inventor score
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5 records- 0169US2025353959A1Preparation method for low-color number, low-odor polyisocyanate curing agentWANHUA CHEMICAL GROUP CO LTD·Filed 2023·Application pending·0 cites
- 0266US7893301B2Method of preparing polymethylene-polyphenyl-polyamineNINGBO WANHUA POLYURETHANES CO·Filed 2007·Granted Feb 22, 2011·2 cites·7 claims
- 0352US2022298293A1Aliphatic polyisocyanate composition, preparation method therefor, and coating compositionWANHUA CHEMICAL GROUP CO LTD·Filed 2020·Application pending·0 cites
- 0449US11814339B2Method for preparing isocyanate in gaseous phaseWANHUA CHEMICAL GROUP CO LTD·Filed 2018·Granted Nov 14, 2023·0 cites·18 claims
- 0548US9802848B2Method for treating waste saline water produced in production process of diphenylmethane diisocyanate (MDI)ZHANG HONGKE·Filed 2009·Granted Oct 31, 2017·0 cites·16 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →