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

DOTG-70GAF150 ACM Accelerator Masterbatch

DOTG-70GAF150 ACM Accelerator Masterbatch by Chemtura’s UltraAccelerate™ series delivers precise, dust-free DOTG dispersion in EPDM/ACM elastomers—enhancing scorch safety, cure efficiency and final vulcanizate properties. Ideal for automotive seals and industrial hoses requiring consistent accelerator release and low volatility.
  • dotg 70gaf150 acm accelerator masterbatch_fb2b0a33
  • dotg 70gaf150 acm accelerator masterbatch_fb2b0a33

Features Of DOTG-70GAF150 ACM Accelerator Masterbatch

  1. Highly concentrated, uniform dispersion of DOTG (Dioctyl Tin Glycolate) in premium-grade ACM elastomer carrier.

  2. Optimized for low-temperature vulcanization, enabling faster cure kinetics without scorch risk.

  3. Excellent thermal stability and storage longevity—maintains activity for ≥12 months at ≤25°C.

  4. Non-dusting pellet form ensures operator safety, dust-free handling, and precise dosing in automated feed systems.

  5. Compatible with standard ACM compounds containing carbon black, silica, and common plasticizers.

Typical Applications Of DOTG-70GAF150 ACM Accelerator Masterbatch

  1. Automotive weatherstrips and sealing systems requiring high heat resistance and compression set performance.

  2. Industrial hoses and gaskets exposed to hot oils, lubricants, and under-hood environments.

  3. Oil-resistant diaphragms and membranes in fuel systems and hydraulic control units.

  4. Electrical insulation components operating in elevated temperature and aggressive chemical conditions.

  5. Custom-molded ACM parts for aerospace fluid-handling applications demanding consistent crosslink density.

Specifications Of DOTG-70GAF150 ACM Accelerator Masterbatch

Chemical TypeDioctyl Tin Glycolate (DOTG) in ACM elastomer matrix
Product FormFree-flowing cylindrical pellets
AppearanceLight tan to beige, homogeneous pellets without visible specks or segregation
DOTG Active Content70 ± 1 wt% (by HPLC assay)
Carrier PolymerACM (Acrylonitrile-Containing Copolymer), Mooney viscosity ML(1+4)@100°C: 45–55
Moisture Content≤0.3 wt% (by Karl Fischer titration)
Particle Size2.0–3.5 mm diameter × 2.0–3.0 mm length
Recommended StorageCool, dry place (<25°C); sealed container; avoid direct sunlight


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