Pentaerythritol Rosin Ester

Pentaerythritol Rosin Ester (PR-100S) is a light-colored pentaerythritol rosin ester of stabilized gum rosin by hydrogenation.

Pentaerythritol Rosin Ester (PR-100S) is a light-colored pentaerythritol rosin ester of stabilized gum rosin by hydrogenation. It is manufactured to be used as a tackifier in adhesives industry. It provides excellent heat and aging stability, improved resistance to oxidation, polymer compatibility, good skinning resistance and better retention of color.

 

Characteristics

   Excellent tack, internal cohesion

   Excellent thermal resistance

   Good compatibility with wax, EVA polymers.

   Excellent resistance oxidation due to low Abietic Acid contents

 

Typical Properties	Specifications
Acid Value (mg KOH/g)	10-20
Softening Point (Ring & Ball, )	98-106
Color, Gardner	3-5

Soluble in: aromatic and aliphatic hydrocarbon solvents (petroleum benzine, mineral spirit, benzene, ethyl acetate, acetone), esters, ketones and chlorinated solvents.

Insoluble in: alcohol and water.

Suggested Applications

Mainly used in Ethylene Vinyl Acetate (EVA) hot melt adhesives, pressure sensitive adhesives, as well as rubber compounding, sealants, coatings and other applications.

Forms/Packaging

Flaked or pellet, 25kg net sacks.

Storage

More than six months storage should be avoided due to the potential effect on performance.

The information and recommendations set forth herein are presented in good faith and are believed to be correct and reliable. Lifeng Chemical Co., Ltd. makes no representation as to the completeness or accuracy thereof and supplies information upon the condition that the persons receiving it will make their own determination as to its suitability for their purpose prior to use.

Pentaerythritol Rosin Ester