Hydrosize® U5-01

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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A specialty coating and fiber sizing which offers improved thermal stability, higher strength and elongation to break. This product is APE free.


Polyurethane dispersion

Performance Attributes

This product is used in many applications including the following:

ApplicationProperties Imparted
Cable & Cordageadhesion promotion
Fiber Sizingchopped strands, hydrolysis resistance, impact resistance, PA compatible, PET/PBT compatible, PPS compatible, thermal stability

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Physical Properties

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

AppearanceMilky white liquid
pH7.2 - 10.0
Emulsifier ChargeAnionic / Nonionic
Percent Non-Volatile55.0 - 58.0
Recommended pH Range>6
Brookfield Viscosity (cps, mPa·s) 200 - 800
Spindle Number3

Site of Manufacture (and Product Code)

CIN (U501)
AUB (U501.E)
SNG (U501.S)


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