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TOHMIDE 90

Chemical Family
Polyamides

TOHMIDE 90 is a fatty polyamide resin synthesized by a polycondensation of mainly the dimerized fatty acid and the alkylenepolyamines.

Properties

Physical Form
  • Pellets
  • Solid

Identification

CASE Ingredients Functions
Binder & Resin

Product families

CASE Ingredients — Resins & Binders
  • Other Resins & Binders

Other characteristics

Brand
TOHMIDE
End Uses
Gravure Ink, Solventborne Ink
Features

Chemical Resistance, Good Pigment Dispersion, Good Release Properties, High Gloss, Multi-Substrate Adhesion, Oil Resistance, Water Resistance

Carrier
Solvent-based
Markets
  • Paints & Coatings
  • Printing & Packaging
Appearance
Brown Yellow Pellets
Technology
CASE Ingredients
Ink and Toner Type
  • Gravure Ink
  • Solventborne Ink
Gel Recovery Time

Gel recovery time of Tohmide 90 in the mixed solvent system of toluene / isopropanol /ethylacetate. TOHMIDE 90 solutions of various resins contents ( = NV %) in a solvent system of toluene:IPA:ethylacetate = 2:2:1 in weight, have been kept at 10℃ for 24 hours. Afterwards, some of the samples become gelled, and those cold gels were then kept at the room temperature of 20℃where the time (in minutes) needed to recover original fluidity were observed as follows

Major Characteristics

TOHMIDE 90 shows superior adhesion onto wide variety of surface so that it is highly useful for rotogravure printing inks. (1) Good solubility into various conventional industrial solvents. (2) Superior adhesion onto many kind of substrates. (3) Good wetting (=dispersion,) of the pigments and dyestuffs. (4) Good resistance to water, oil and chemicals. (5) Fast release of the solvent from the printed film. (6) Smooth and hard film surface with high gloss. (7) Good compatibility with nitrocellulose. (8) Smooth and hard film surface with high gloss, which is suitable for over-printings.

Compatible Polymers and Resins
Nitrocellulose

Technical data

Table 1 of 1

5 rows
CharacteristicValueUnit
Softening Point115 ± 5Ball and Ring /℃
Viscosity (Gardner-Holdt /25℃)*A ~ E—
Acid Valuemax. 5mg KOH/g
Amine Valuemax. 3mgKOH/g
Sp.Gr.(25)0.98.℃

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