Gel-Tac® PR-04DF2 is a water-based microsphere primer specifically designed for paper substrates. Its primary function is to enhance the adhesion of Craigbond™ 3991 series adhesives to paper, ensuring better anchorage and performance.

Application Method: Flexography, Gravure Coating, Roller

Compatible Substrates & Surfaces: Paper

Features: Water-based

Technical Data Sheet
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Enhanced TDS

Identification & Functionality

Features & Benefits

Ready-to-Use Product Features
Product Characteristics
  • This adhesive is an aq ueous primer designed for paper substrate
  • The primary function is to enhance the anchorage of Craigbond™ 3991 series to a paper substrate
  • FDA 175-105 compliant

Applications & Uses

Application Method
Compatible Substrates & Surfaces
Product Application

This product can be applied on uncoated paper substrate with by flexo, roller coat, or gravure.

Application Instructions: Suggested coat weight is 0.1 to 1.5 lbs./ream. Additional deposition may be required for very porous papers. This product is not recommended for use on film and does not contain Bisphenol-A.

Properties

Appearance
White cloudy liquid; dries matte finish
Typical Properties
ValueUnitsTest Method / Conditions
pH2.5 - 4.0--
Solids Content12 - 14%-
Density8 - 9lb/gal-
Viscosity (at 22°C, Sp2, 100rpm)100 - 300cPs-

Regulatory & Compliance

Certifications & Compliance

Safety & Health

Safety Advice

Avoid contact with skin and eyes. Personnel should wear gloves and splash goggles when handling material. Product will irritate eyes if contact occurs. Skin irritation is possible on prolonged or repeated contact.

Storage & Handling

Shelf Life
180 days
Storage Information

For best performance, store below 90oF. Keep from freezing and excessive heat and cold. If very cold, product should be warmed slowly. Low temperatures will thicken product; high temperatures will thin product. If frozen, product is unusable. Keep containers closed to maintain proper pH.