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Release PP 25 K

1 of 75 products in this brand
RELEASE PP 25 K is a polyvinyl carbamate in toluene solution. It is heavy metals free.

Functions: Release Agent

Chemical Family: Carbamates

End Uses: Hot Melt Adhesive

Compatible Polymers & Resins: Acrylics, Polyesters, Polyethylenes (PE), Polypropylenes (PP), Polyvinyl Chloride (PVC)

Labeling Claims: Other Labeling Claims

Technical Data Sheet
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Knowde Enhanced TDS

Identification & Functionality

Chemical Family
CASE Ingredients Functions
Technologies

Features & Benefits

Labeling Claims

Applications & Uses

Adhesive & Sealant Type
Applications

Product is designed to be used as a very efficient release agent for adhesive tapes in polypropylene, polyethylene, PVC, reinforced PVC, polyester. It can be used with solvent rubber, hot-melt and acrylic adhesives.

Properties

Typical Properties
ValueUnitsTest Method / Conditions
Solventstoluene
Total Solids23±1%
Melting Range88 - 110°C

Packaging & Availability

Packaging Type
Packaging and Storing

Packaging

The product is supplied in iron drums (50 kg).

Storing

The product must be stored at temperatures higher than +18°C. Keep away from direct sunlight. Keep containers tightly closed to prevent solvent evaporation. Use within 12 months from production date (unopened and in the original packaging).

Storage & Handling

Shelf Life
12 Months
Handling

Before taking any quantity from the original drum, it should be heated at about +40°/+50°C and stirred till fluidity and transparency is completely restored.
Release PP25K tends to become first an opaque liquid, then a gel and finally a solid at temperatures below +30°C. Also its diluted solutions tend to become a gel and should be heated over +30°C and stirred till the fianl coating on the films.
RELEASE PP 25 K can be used on corona-treated as well as on untreated PP. In the former case, add minimum 30 parts of toluene per each part of RELEASE PP 25 K. In the common situation of coating on untreated PP, 1 kg of RELEASE PP 25 K must be diluted with approx 80 kg of toluene (final TS approx 0.3%). Coat 3-5 g (wet)/m² with gravure cylinders or mayer bar, dry it perfectly before winding the adhesive tape.