POLYTHICK 5423A

1 of 6 products in this brand
POLYTHICK 5423A is a one-component type pressure-sensitive adhesive for polypropylene film. This product exhibits moderate adhesive strength and removability. It is applicable as an adhesive sealant for polypropylene bags (used in the packaging of products such as calculators, clocks and clothes) and envelopes.

Product Type: 1K (1 component) Sealant, Pressure Sensitive Adhesive

Application Method: Gravure Coating

Chemical Family: Acrylics, Acrylates & Methacrylates

Features: Excellent Transparency Properties, Good Weather Stability, Low Viscosity

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Identification & Functionality

Features & Benefits

Features

POLYTHICK 5423A has the following features: 

  • Exhibits moderate adhesive strength and removability from polypropylene film. 
  • Displays high transparency and weather resistance because the main component is an acrylate polymer. 
  • Does not require a curing agent due to its one-component type. 
  • Easily soluble in various solvents such as ketones solvents, aromatic hydrocarbons solvents and esters solvents. 
  • Excellent workability due to its low viscosity.

Applications & Uses

Application Method
Application Methods

1. Preparation of Coating Solution 

  • This product is generally diluted with a solvent on a ratio of 1:1. 
  • Use toluene, cyclohexane, ethyl acetate or a combination of these solvents for dilution.

2. Coating 

  • As for coating machines, a gravure roll coater or another coating machine applicable to low-viscosity coating solutions is suitable. 
  • The standard coating amount is 5 − 20 g(residue on evaporation)/m2 . However, the optimal amount depends on the application and other conditions.

3. Drying 

  • Adhesive strength and holding power depends on the amount of coating to be used. However, dry between 50 and 100 °C for 30 − 60 seconds to obtain these desired properties. The coating should be dried very well so that none of the organic solvent remains because this product contains organic solvents.

For detailed information, please refer the Technical Data Sheet.

Properties

Physical Form
Odor
Specific odor
Physical Properties
ValueUnitsTest Method / Conditions
100% Modulus (3wt % Cross-Linking Agent)2.1
Typical Properties
ValueUnitsTest Method / Conditions
Residue on evaporation approx. 30wt %
Auto-Ignition Temperature (Ethyl Acetate)427 (801)℃(°F)
Viscosity at 25°Capprox. 300mPa·s
Boiling Point (in Ethyl Acetate)77 (171)℃(°F)
Solvent Systemn-hexane : ethyl acetate = Approx. 1 : 1 wt %
Explosive Properties (Ethyl Acetate Lower limit)2.2vol.%
Explosive Properties (Ethyl acetate Upper limit)11.5vol.%
Specific Gravity (at 50℃)0.98
Flash Point (Tag C.C.)-25 (-13)℃(°F)
Boiling Point (in Water)100 (212)℃(°F)
Pour PointBelow -10 (14)℃(°F)
Residue on Evaporationapprox. 30wt %
pH (at 1wt % Aqueous Solution)approx. 4
pH (at 1wt % Aqueous Solution)approx. 4.5
Specific Gravity (at 25℃)0.83
Viscosity (at 25°C)300.0mPa・s
Viscosity (at 25°C)approx. 300mPa・s
Tensile strength at Break (Dry Film after Immersion in Water)60.0

Technical Details & Test Data

Performance Tests

The adhesive strength, removability and holding power test results of POLYTHICK 5423A are shown below.

1. Adhesive Strength and Removability

  • POLYTHICK 5423A exhibits moderate adhesive strength and removability from polypropylene film.

2. Holding Power

  • POLYTHICK 5423A displays high holding power for polypropylene film.

For detailed information, please refer the Technical Data Sheet.