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Material Analysis 14 visualizações

Unstable Viscosity of CMC Solution Preparation

Fenómeno do problema
Viscosity of CMC solution preparation fluctuates ±30%, exceeding ±10%
Análise das causas
CMC molecular weight distribution is uneven with batch differences; solution preparation temperature fluctuates; stirring is insufficient
Solução
1)Select CMC with narrow molecular weight distribution; 2)Constant solution preparation temperature ±1°C; 3)Stir fully for 30min to ensure uniformity
Conclusão principal
CMC viscosity stability is determined by molecular weight distribution and solution preparation conditions
CMC solution preparationviscosity fluctuationmolecular weight distributionsolution preparation temperaturefull stirring

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