POLYTONE™ K-94 is practically acidless, unsaponifiable Ketone Formaldehyde Resin which is very light in color, has excellent light resistance and show but very slight tendency to solvent retention. Addition of this resin in general improves gloss, hardness, filling, adhesive strength and durability

Chemical Family: Formaldehyde Based Resins

End Uses: Base Coat, Flexography Ink, Gravure Ink, Lacquers, Offset Ink, Primer, Varnishes

Compatible Substrates & Surfaces: Elastomers & Rubbers, Wood

Features: High Gloss

Technical Data Sheet
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Knowde Enhanced TDS

Identification & Functionality

CASE Ingredients Functions
Technologies

Features & Benefits

Labeling Claims
CASE Ingredients Features
Properties & Usage

POLYTONE K-94 is available in pearl shaped granules. This resin is highly effective in imparting gloss, adhesiveness in the inks and also in increasing the solid content in flexo & gravure inks. Use of this resin in ball point pen inks ensure that pastes and inks in writing instruments do not dry quickly yet set quickly after writing. POLYTONE K-94 is used in the manufacture of all types of nitrolacquers and is most suitable for paper lacquers. This resin is useful in the manufacture of PVC lacquers and for polishing lacquers and finishes for the surface treatment of wooden furniture and articles.

Applications & Uses

Compatible Substrates & Surfaces
Industrial Applications

Flexographic Inks, Gravure Inks, Lamination Inks, Ball Point Inks, Lacquers, Offset Inks, PU-systems, Nitro Cellulose Paints, Varnishes, Heat Seal Coating, Primer and Base Coatings, Gasoline resistant coatings, Nail Lacquers and many more.

Properties

Physical Form
Soluble in
alcohols (not in methanol), ketones, esters, glycol ether acetates, aromatic & chlorinated hydrocarbons
Insoluble in
water and in aliphatic hydrocarbons
Typical Properties
ValueUnitsTest Method / Conditions
Melting Point (Capillary)90 - 95 °C
Viscosity of 50% solution in Industrial Spirit at 25º C by B 4 Ford Cup17 - 19 sec
Iodine No of 50% solution in Industrial Spiritmax. 1.0
Hydroxyl Value (resin)200-220 mg KOH/ g
Acid Value (resin)max. 1mg KOH/g

Technical Details & Test Data

Compatibility

POLYTONE™ K-94 is compatible with different types of nitrocellulose, benzyl cellulose, ethyl cellulose, cellulose acetate, polyvinyl chloride, chlorinated rubber, as well as in many synthetic resins e.g. alkyd resins, phallic resins, UF resins, polyvinyl butyryl resins, polyamide, phenol formaldehyde condensation resins etc and a multitude of plasticizers.

Packaging & Availability

Packaging Type
Packaging

Available in 25 Kg bags

Storage & Handling

Shelf Life

Store under cool dry conditions. It is recommended that the material be used within 12 months from the date of manufacture.