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Kleiberit Adhesives USA 641

Chemical Family
Polyurethanes (PU)

Kleiberit Adhesives USA 641 is a one component, moisture curing and solvent-free polyurethane adhesive for high gloss lamination. It has good stability in the machine.

Product families

Ready-to-Use Products — Adhesives & Sealants
  • Structural Adhesives

Other characteristics

Brand
KLEIBERIT
Cure Method
Moisture Cure
Product Type

1K (1 component) Adhesive, Solvent free (100% Solids) Adhesive; 1K (1 component) Adhesive; Solvent free (100% Solids) Adhesive

Application Method
Roller
Compatible Substrates & Surfaces
Paper
Type
1C PUR
Markets
Printing & Packaging
Process

KLEIBERIT 641.0 is suitable for high gloss lamination consisting of paper with foil/film, e.g. book covers, magazine covers, etc. The adhesive is a moisture curing system and should therefore be processed without being exposed to moisture if possible. A standard roller system is used for processing. The temperature and rollers should be adjusted to the processing parameters and are usually in an area of 60-100°C.

Features

Suitable for paper laminates such as paper/foil, paper/film, carton/film.; Ideal wetting, also on surfaces which are entirely printed.; Good stability time in the machine.; Minimal adhesive waste.; Fast subsequent processing.; High transparency.

Regulatory

The combination of our KLEIBERIT lamination adhesives (641.0/642.0/642.1) as well as hardener (643.0/643.1) complies with the following recognized rules and regulations:; FDA 21 CFR § 175.105; EU-Regulation Nr. 10/2011; BfR recommendation Chapter XXVIII

Cure
Moisture Cure
Applications

Printing & Packaging — Other Printing & Packaging Applications

Technology
Ready-to-Use Products
Application Methods
Roller
Certifications and Compliance
  • FDA 21 CFR 175.125
  • ISO 14001
  • ISO 50001
  • ISO 9001
Ready to Use Product Features
  • Excellent Processing Stability
  • Excellent Transparency Properties
  • High Gloss
Compatible Substrates and Surfaces
Paper

Technical data

Table 1 of 1

4 rows
CharacteristicValueUnit
Viscosity (100°C)1000.0mPas
Viscosity (80°C)1800.0mPas
Processing Temperature60 - 100°C
Coat Weight2 - 5g/m2

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