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SR3604-28A Polyamide-Imide Resin Solution

Chemical Name
1-ethylpyrrolidin-2-one, Triethylamine

SR3604-28A is an aqueous version of the SR3604 (NEP solvent) series of aromatic polyamide-imide resins, enabling further dilutions with water.This product is produced at our plant in Dayton, TN.

Properties

Physical Form
Liquid

Identification

CASE Ingredients Functions
Binder & Resin

Product families

Applications

Applications
  • Consumer Goods — Housewares
Electrical & Electronics — Packaging & Assembly
  • Electronics Coatings
Paints & Coatings — Specialty Coatings
  • Electronics Coatings

Product Families

CASE Ingredients — Resins & Binders
  • Other Resins & Binders

Other characteristics

Features

Abrasion Resistance, Chemical Resistance, Thermal Resistance

Compatible Substrates & Surfaces
Composites
Markets
  • Consumer Goods
  • Electrical & Electronics
  • Paints & Coatings
Storage

In the original sealed container these products have a shelf life of 18 months when stored below 35°C. Solution viscosity will increase over time. The rate of increase depends upon solvent, % solids and storage conditions. The increase in viscosity does not effect polymer performance. The viscosity can be adjusted with water or additional solvent and the material can be used with no performance loss.

Appearance
Viscous Red / Brown Liquid
Processing

SR3604-28A is supplied as a solution; care must be taken to enable the solvent to be removed slowly to avoid blistering of the film. During curing, the temperature of the object should be increased slowly up to the final cure temperature to avoid blistering of the coating due to final release of solvent. Final cure temperature of >220°C is required.. It is advised not to mix used material with unused product for storage, although topping-off the process tank with fresh material is acceptable.

Shelf LIfe
18 months
Technology
CASE Ingredients
Dilution
Use de-mineralized or distilled water.
HIGHLIGHTS

Coatings produced from SR3604-28A provide:; Excellent thermal stability (polymer will typically withstand temperature excursions up to 240ºC).; High level of chemical resistance.; Good abrasion resistance.; FDA compliance.

Chemical Inventories
  • DSL (Canada)
  • EINECS (EU)
  • ELINCS (EU)
  • IECSC (China)
  • NDSL (Canada)
  • PICCS (Phillipines)
  • TSCA (USA)
Regulatory Information

Specific local inquiries should be directed to Cymer-Dayton, LLC. To the best of our knowledge this product meets the definition of a polymer under REACH, and its components are registered as substances. The material, or components, is either on the TSCA inventory list or is exempt from the requirement to be listed.

Certifications and Compliance
FDA Compliant
Compatible Substrates and Surfaces
Composites

Technical data

Table 1 of 1

4 rows
CharacteristicValueUnit
Viscosity (23°C)5000 - 7000mPas
Non - Volatiles27 - 29%
Density (23°C)1.05g/mL
pH Value9 - 10—

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