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Sinograce Chemical – Warmest Wishes for the Year of the Horse
- 2026-02-14 16:43:39
- admin
Team Sinograce The Spring Festival is the most important time of the year for us in China—a time to reunite with family and celebrate new beginnings. As we prepare to welcome the Year of the Horse, we want to take a moment to thank you for being part of our journey. If you have any urgent inquiries during this period, please don't hesitate to drop us an email at sales@sinogracechem.com. We'll repl...
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Basic Knowledge of Waterborne Polyurethane Emulsion Synthesis
- 2026-03-12 17:02:25
- admin
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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Specialty Paper Chemicals: An Introduction — Acrylic Resins -I
- 2026-03-17 17:58:56
- admin
Acrylic resins constitute a broad category of synthetic polymers produced through the copolymerization of acrylate monomers (such as methyl acrylate, ethyl acrylate, butyl acrylate, hydroxyethyl acrylate, etc.) and methacrylate monomers (such as methyl methacrylate—commonly known as the monomer for organic glass or PMMA). I. Core Characteristics and Advantages Excellent Film-Forming Properties: Ca...