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Medium Molecular Weight PET Polyether

Performance & Application:

● It is liquid at room temperature, so it is easy to use and process. The glass transition temperature is -80℃ with excellent low temperature properties. The mechanical properties of its elastomer products are close to PTMG.

● Mainly used in solid propellant formulations, it possesses excellent low-temperature mechanical properties and a wide temperature range of use.

● Due to its good molecular flexibility, it can replace PTMG in flexible artificial leather and ink; Can be used for low-temperature resistant adhesives, coatings, polyurethane elastomers, etc.

Standard

GJB 5395-2005

Specifications

Item Specifications
Bifunctionality Tri-functionality
Molecular weight 3500±350 4000±400 4500±450 5000±500 4500-7000
Hydroxyl Number, mgKOH/g 23.0-37.6 20.1-32.6 17.9-29.2 16.2-26.4 19.5-45.0
Acid value, mgKOH/g ≤0.10
Moisture, % ≤0.10

Packing

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