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Lupasol® PR 8515

Waterfree polyethylenimine with a molecular weight around 2,000.


264.55lb DR264.55LB



Product Overview

Lupasol® PR 8515, is a waterfree multi-functional cationic polyethyleneimine (PEI) with a branched polymer structure. The unique properties of Lupasols allow them to promote adhesion, disperse fillers and pigments, flocculate suspended solids, enhance and modify surface characteristics, protect materials after surface modification and bind unwanted materials. 

Product Specifications

Avg molar mass: 2,000
Viscosity: 14,000
Concentration: 98%
Color: clear, colorless to rarely slightly yellowish liquid
Primary Chemistry: Polyethylenimine 

Features & Benefits

Compatible with cationic and nonionic systems
Absorbs strongly on negatively charged surfaces
Crosslinking agent
Miscible with water in all proportions
Flowable liquids
Ames negative
No detectable ethylenimine importunity
Three types of bonding: ionic, hydrogen and van der Waals Forces


Adhesives, Complexing, Coatings and paints, Pigment manufacture, and Protein immobilization.

Related Products

Lupasol® Polyethylenimine Adhesion Promoters

Lupasol® polyethylenimine adhesion promoters are the highest charge density cationic polymers available. They offer numerous solutions for adhesion between similar and dissimilar materials, tackification, dispersement of fillers and pigments, enhanced wetting characteristics, and low VOCs.

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