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TECHNOMELT® PUR 3317 BR – Polyurethane Reactive Hot Melt Adhesive – Bookbinding & Graphic Industry

  • 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 Techniq VN 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

BERGQUIST microTIM mTIM 1028 Thermal Interface Coating High performance thermal management solution for nickel finished heat sinks, optical transceivers, and data center liquid cooling systems

BERGQUIST microTIM mTIM 1028 is purpose built for riding cage assemblies in servers, switches, and routers, interfacing with electroless nickel plated copper or aluminum heat sinks. It ensures stable operation in high power transceiver modules while also extending applicability to liquid cooling components, heat pipes, and fin based dissipative structures.

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