Guangzhou Eric Wei Chemical Co., Ltd.
Guangzhou Eric Wei Chemical Co., Ltd.

kaneka M-577 Impact Modifier

Kaneka M-577 is an MBS core-shell impact modifier, which enhances the room and low temperature impact resistance of engineering plastics with little effect on substrate properties. It features excellent weather and high temperature resistance, no yellowing, suitable for high-temperature hot runner molding, with good surface finish and rigidity retention.

Features Of kaneka M-577 Impact Modifier

  1. MBS core-shell structure, uniform particle size, strong mixing process adaptability

  2. Excellent room & low temperature impact resistance, minimal effect on substrate properties

  3. High temperature resistance, suitable for high-temperature hot runner molding, no yellowing

  4. Excellent weather resistance, high thermal stability and outstanding processability

  5. High product surface finish, good rigidity retention and low yellowness index

Typical Applications Of kaneka M-577 Impact Modifier

  1. Room & low temperature impact modification of PC, PBT single-component engineering plastics

  2. Production of precision engineering plastic products with high-temperature hot runner molding

  3. Outdoor engineering plastic parts such as photovoltaic accessories and outdoor electrical enclosures

  4. Automotive interior and exterior parts, electronic and electrical structural parts requiring temperature and impact resistance

  5. Preparation of high-end engineering plastic accessories with high requirements for yellowing rate and surface finish

Specifications Of kaneka M-577 Impact Modifier

Product Information
Product NameKaneka Chemical Toughener KENEKA ACE M577
Product TypeMBS Core-shell Impact Modifier
Chemical DescriptionMBS Polymer
AppearanceFree-flowing white powder
Main ComponentMBS copolymer
Application & Performance
Application SystemPC, PBT engineering plastics
Temperature ResistanceAdapt to high-temperature hot runner molding, no yellowing
Weather ResistanceExcellent, suitable for outdoor application
Processing PerformanceGood fluidity, adaptable to multiple forming processes
Particle SizeUniform, good dispersibility
CompatibilityNo adverse effect on substrate physical properties
Mechanical Properties (5phr)
Izod Notched Impact Strength (23℃)62.4 kJ/m²
Izod Notched Impact Strength (-30℃)48.7 kJ/m²
Tensile Yield Strength56.2 MPa
Elongation at Break142.3 %
Physical & Optical Properties (5phr)
Yellowness Index (YI)0.9
Melt Flow Rate (MFR)14.9 g/10min
Packaging & Storage
Packaging Specification20 kg/bag
Storage RequirementStore in a cool and dry place, seal immediately after opening
Shelf Life12 months under sealed dry storage conditions




































































































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