Hydrosize® HP-1632

Brand Family Overview

U-Nyte™ products are fiberglass mat binders formulated with phenoxy toughened epoxy resin and compounded with a curing agent. They are used in the manufacturing of nonwoven and textile rolled goods, are compatible with vinyl ester, unsaturated polyester, epoxy and urethane, and are available in powder and flake form.

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An APE free specialty coating and high temperature fiber sizing which offers excellent adhesion properties and abrasion resistance.


Polyimide solution

Performance Attributes

This product is used in many applications including the following:

ApplicationProperties Imparted
Fiber Sizingchopped strands, PA compatible, PC compatible, PPS compatible, thermal stability

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Physical Properties

These physical properties are typical but should not be considered specifications.

AppearanceTransparent yellow - brown liquid
pH7.5 - 10.5
Emulsifier ChargeN/A
Percent Non-Volatile10.0 - 12.0
Recommended pH Range>7
Brookfield Viscosity (cps, mPa·s) <8000
Spindle Number4

Site of Manufacture (and Product Code)

CIN (HP1632)
AUB (HP1632.E)


Ensure adequate ventilation. Handle in accordance with good industrial hygiene and safety practice. Wear personal protective equipment.