Hydrosize® U5-01

Brand Family Overview

Ecrothan® polyurethane dispersions and PU-acrylic hybrid dispersions are specially developed for applications requiring maximum durability in a beautiful finish, e.g. for industrial wood. Available in grades for hard surfaces and flexible substrates, including 100% cosolvent-free grades.

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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

See more products recommended for Cable & Cordage.
See more products recommended for Fiber Sizing.
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
Brookfield Viscosity (cps, mPa·s) 200 - 800
Spindle Number3

Site of Manufacture (and Product Code)

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