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Dixie Chemical ECA 100NC

Chemical Family
Blends & Combinations

ECA 100NC is a low viscosity, light colored, non-crystallizing which blend is based blend of methylhexahydrophthalic anhydride, hexahydrophthalic anhydride, and methyltetrahydrophthalic anhydride.. This liquid anhydride epoxy curing agent is designed for converting epoxy resins to highly cross-linked polymers with excellent physical and electrical properties.

Properties

Physical Form
Liquid

Identification

CASE Ingredients Functions
Curing Agent

Product families

CASE Ingredients — Additives
  • Functional Additives

Other characteristics

Features

Alkali Resistance, Low Toxicity, Low VOC, Low Viscosity, Outdoor Durability

Functions
Curing Agent
Labeling Claims
Low VOC
Compatible Polymers & Resins
Epoxies (EP)
Markets
Electrical & Electronics
Storage

ECA 100NC will react with water to form diacids. This is normally undesirable, so ECA 100NC should be stored in such a way that it is carefully protected from moisture contamination. For more details on the design of bulk storage for ECA 100NC, consult the Dixie Chemical Company brochure "Epoxy Curing Agent Storage Requirements."

Appearance
Clear to Light Yellow Liquid
Technology
CASE Ingredients
Formulation Example

ECA 100NC was formulated with a variety of epoxy resins. Viscosity was measured at 25°C, and gel time was measured at 100°C. Samples were cured for 1 hour at 120°C, followed by a post-cure of 1 hour at 220°C, and glass transition temperatures were measured using a differential scanning calorimeter. The following table summarizes these results:

Compatible Polymers and Resins
Epoxies (EP)

Technical data

Table 1 of 1

4 rows
CharacteristicValueUnitMethod
Specific Gravity1.166-/+0.015g/ccD-102 (ASTM D 4052)
Viscosity40-80cPD-150F
Free Acidmax. 2%D-160B-3
Molecular Weight (Average)164 - 166——

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