What are expandable Methyl Methacrylate (MMA) microspheres? Is its core foaming principle physical expansion or a chemical reaction?

Emulsions are liquids and susceptible to freezing. How does the supplier handle container insulation when exporting to high-latitude regions in winter?

By how much does adding expandable Methyl Methacrylate (MMA) to polyvinyl chloride (PVC) or rubber reduce the finished product density? Does it affect structural strength?

Can the supplier provide complete TDS (Technical Data Sheet), MSDS, and industry-specific certifications (such as the China Environmental Label or EU Environmental Label)? For a customer with a monthly consumption of 100 tons, is it more cost-effective and easier to unload at the factory to use IBC containers or Flexitanks for transportation?

What are the typical initial expansion temperature 90 and maximum expansion temperature 90 of Methyl Methacrylate (MMA) microspheres?

If the emulsion separates or clumps after three months of storage, what are the supplier's after-sales handling procedures and return/exchange policies?

What is the particle size distribution of the microspheres before and after expansion? What expansion ratio can be achieved?

Does the supplier have a research and development laboratory that can assist me in optimizing the entire coating formulation, not just selling monomers or emulsions?