Products

TECHNOMELT® PUR 3317 BR (Purmelt QR 3317 BR)

  • Item Name: TECHNOMELT® PUR 3317 BR (Purmelt QR 3317 BR)
  • Manufacturer: Henkel Corporation
  • Product category: Reactive Hotmelt Adhesive (Reactive prepolymer) for the Graphic Industry
  • Technologies: Hotmelt technology with moisture cure
  • Applications: Perfect binding, book spine gluing for thread-stitched books, and other graphic industry applications
  • Color: White, transparent, fluorescent
  • Cure type: Moisture cure
  • Package size: Contact to Avantek for details.
  • Shelf life: 12 months (in unopened original packaging)

TECHNOMELT® PUR 3317 BR

(Also known as Purmelt QR 3317 BR)

1. Product Overview

TECHNOMELT® PUR 3317 BR is a hotmelt, reactive prepolymer adhesive designed for the graphic industry, particularly for perfect binding and book spine glueing. It offers excellent adhesion to a wide range of paper and materials, including difficult-to-bond papers. The adhesive cures through moisture and reaches 50-80% of its final bonding strength within 12-24 hours, with full curing in 1-2 days depending on environmental conditions.


2. Applications

  • Perfect binding of books
  • Spine glueing for thread-stitched books
  • Suitable for various paper types, including difficult-to-bond materials
  • Bonds well to PVC and Acetate films
  • PP and PE films require Corona pretreatment (>40 mN/m)

3. Typical Properties

Before Mixing

Property Value
Technology Hotmelt Reactive Prepolymer
Appearance White, Transparent, Fluorescent
Cure Mechanism Moisture Cure
Application Method Roller, Nozzle
Open Time Medium
Storage Temperature >18°C to ensure proper curing
Shelf Life (unopened) 12 months

After Mixing / Curing

Property Value
Viscosity (130°C) 2,500 – 4,500 mPa.s
Bond Strength 50-80% in 12-24 hours, fully cured in 1-2 days
Film Properties Hard Elastic
Recommended Working Temperature 115 – 130°C
Premelting Temperature 80 – 90°C
Hose Temperature 110 – 120°C
Glue Applicator Temperature 120 – 130°C
Nozzle Temperature 120°C
Spinner Temperature 150°C

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