• 2026-02-24 16:26:44
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ANHUI CHINA – February 24, 2026 – Sinograce Chemical today marked the official start of its 2026 business year with a traditional (Start of Work) ceremony at its headquarters. Embracing the dynamic spirit of the Year of the Horse, employees and leadership gathered to celebrate new beginnings and set the stage for the year ahead. The day featured the distribution of "Lucky Red Packets" , with ...

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• 2026-03-12 17:02:25
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01 Polyurethane The structure of polyurethane is formed by the reaction of polyisocyanates (e.g., diisocyanate OCN-R-NCO) and polyols (e.g., diol HO-R-OH), where urethane segments are repeating structural units. Polyurethane structures have structures similar to amide and ester groups; therefore, the chemical and physical properties of polyurethane are between those of polyamides and polyesters. S...

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