Carboxyl-end Hyperbranched Polyesters, C303

Inquiry
Molecular Weight 5700 g/mol
Application Additives of thermosetting resins such as epoxyresin, acrylic resin, polyurethane resin, phenolic resin and episulfide resin.
AcidValue 240 mg KOH/g
Feature Solid at room temperature, high molecular weight and highactivity,reinforcement andtougheness,functional carboxyl group,no volatile.
Hydroxyl Value <15 mg KOH/g
Notes Long chain aromatic polyester structure, good flexibility

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