Assignee
WANHUA CHEMICAL (NINGBO) CO LTD
CN·2 granted patents·0 citations·filing 2014–2019
Top patents by PatentIndex Score
2 records- 0153US12226761B2Catalyst for preparing phosgene and preparation method therefor, and method for preparation of phosgene and comprehensive utilization of energy thereofWANHUA CHEMICAL NINGBO CO LTD·Filed 2019·Granted Feb 18, 2025·0 cites·18 claims
- 0232US9518142B2Process for preparing isocyanate homopolymers containing uretdione groupsWANHUA CHEMICAL (NINGBO) CO LTD·Filed 2014·Granted Dec 13, 2016·0 cites·19 claims
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