POLYTAIL™ is a polyhydroxy polyolefin oligomer developed using Mitsubishi Chemical's proprietary catalyst technology. It has a polyolefin skeleton and a terminal hydroxyl (-OH) group. By adding to polyolefin elastomers such as EPDM, etc., POLYTAIL™ creates adhesive, flexibility, lubrication, and dispersive properties.
CAS: No. 68954-10-9 (T)
Japan Chemical Mfg. Reg.: No.6-749
Fire Services Law: Specified combustibles




POLYTAIL™  has a polyolefin oligomer structure in the main chain and a hydroxyl group (-OH) at the end.  It has the following basic structure.


Polyhydroxy polyolefin oligomer

Japan, Chemical Substances Control Law METI-No. (6)-749
CAS No. 68954-10-9
TSCA Listed
  • It has good compatibility with polyolefin elastomers, such as EPDM.
  • Adhesiveness, pliability, lubricating properties, dispersibility, etc. can be created by adding to a polyolefin resin or rubber.
  • By various reactions using the terminal hydroxyl group, various polymer syntheses and denaturation are possible.



- Resin compounds: Molding adhesion improvementagents, lubricants, dispersants, compatibility agents.
 * It is especially suitable for polyolefin resins, such as polypropylene and EPDM.
 - Polyolefin coating materials
 - Adhesives
 - Paints
 - Sealant materials and waterproof seals
 - Electrical insulation materials

Lineup / Specifications


Grade Name POLYTAIL™ H
Appearance Pale brown solid
Melting Point (℃) 60~70
Melt Viscosity (mPa・s, 100℃) 1000~1600
Iodine Value (g/100g) <5
Hydroxyl group value (mgKOH/g) 43~49

Inquiries Concerning Products

Mitsubishi Chemical Corporation
Performance Additives Unit
  • TEL:[+81]3-6748-7532

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