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1 of 31 products in this brand
METABLEN™ S X-005 is a silicone-acrylic rubber-type impact modifier that provides flame retardance, hydrolysis resistance and impact strength. It is used for polycarbonates (PC) and polycarbonate blends in automotive, aerospace, consumer goods, and electric and electronic applications.FeaturesFlame retardantWeather stabilityHydrolysis resistanceImpact resistance even at low temperaturesLow friction*METABLEN™ is provided by Mitsubishi Chemical Corporation, a member of the Mitsubishi Chemical Group.

Functions: Impact Modifier

Compatible Polymers & Resins: Acrylonitrile Butadiene Styrene (ABS), Poly(Methyl Methacrylate) (PMMA), Polyamides, Polybutylene Terephthalate (PBT), Polycarbonates (PC), Polyesters, Polyethylenes (PE), Polylactic Acid (PLA), Polyolefins, Polypropylenes (PP), Polyvinyl Chloride (PVC)

Processing Methods: Injection Molding

End Uses: Appliances, Battery Cases, Semiconductor Applications

Technical Data Sheet

Knowde Enhanced TDS

Identification & Functionality

Plastics & Elastomers Functions

Features & Benefits

Product Features
  • High impact strength in all temperature zone
  • Excellent flame retardance
  • Hydrolysis resistance.
Product Benefits


  • Processability
  • Mechanical Properties
  • Dispersibility of Fillers
  • Productivity

Engineering Plastics

  • Mechanical Properties
  • Flame retardancy
  • Processability 

Polyolefins Elastomers

  • Processability
  • Flame retardancy
  • Dispersibility of Fillers
  • Productivity improvement 

Applications & Uses

Plastics & Elastomers Processing Methods
Recommended Applications
  • Automotive & Transportation
  • Electric & Electronic
  • Aerospace & Aviation
  • Consumer goods


Physical Form
Typical Properties
ValueUnitsTest Method / Conditions
Particle Sizeapprox. 0.1 - 1µm
Compatible Polymers & Resins


Technical Details & Test Data

METABLEN's Impact Modifier Technology

METABLEN™ S X-005 - Metablen'S Impact Modifier Technology

Particle size: 0.1~1μm

Rubber type Rubber elasticity(at R.T.) Rubber elasticity(at low temp.) Weatherability
Acrylic ++ + ++
Silicone/Acrylic ++ ++ ++
Butadiene ++ ++ -

METABLENT SX-005 is silicone-acrylic rubber type impact modifier

Improved Plastic Toughness

METABLEN™ S X-005 - Improved Plastic Toughness

METABLEN SX-005: Impact Modifier for PC

METABLEN SX-005 is impact modifier containing high level of siloxane polymer. This grade has a better balance between flame retardancy and low-temperature impact strength.

METABLEN™ S X-005 - Metablen Sx-005: Impact Modifier For Pc

Figure: UL-94 test results of PC.
Formulation: PC/IM/A-3800/thermal stabilizer = 100/5/1/0.6 (wt %)


METABLEN™ S X-005 - Metablen Sx-005: Impact Modifier For Pc - 1

Figure: Charpy impact strength of PC.
Formulation: PC/IM/A-3800/thermal stabilizer = 100/5/1/0.6 (wt %)
Impact test: Thickness: 1/4 inch, Temperature: 23 or -30ºC

*METABLEN™ A-3800 is anti-dripping agent composed of acrylic-modified PTFE for flame retardant formulation.