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SKYBOND® 705

Chemical Family
Polyimides (PI)

SKYBOND® 705 is a heat reactive aromatic resin which can be thermally cured to a crosslinked polyimide with high heat resistance. It has good film forming properties and it is designed for coating applications where extended high temperature exposure is required.

Other characteristics

Brand
SKYBOND
End Uses

Engine Compartments, Engine Cowlings, Engine Hoods, Varnishes

Features

Good Film Former, Heat Resistance; Has high heat resistance. Can be used continuously at 260°C (can be used at up to 400°C for a short period of time).; Also has high chemical resistance, high adherence properties, and high permeability.; Can also be processed for use in press molding, or foam (heat-resistant foam) molding.

Markets
  • Adhesives & Sealants
  • Automotive & Transportation
  • Paints & Coatings
  • Printing & Packaging
Solvent

The solvent in Skybond 705 is N‐ methyl-2‐ pyrolidone (NMP) with some xylene present. NMP can be used for dilution.Other solvents having limited dilution capability include xylene,toluene and n‐ butanol.

Storage

A good practice is to store Skybond 705 below 5°C and use it within three months of receipt. Skybond 705 may be stored for longer periods of time below 5°C depending on the application. Lower temperatures extend storage life. Storage above 25°C is not recommended. Avoid moisture contamination and contact with iron which will react with the resin. Also, avoid contact with materials that will be attacked by the solvent in the product. Stainless steel is suitable for use. Volatile products given off during drying and curing operations are mainly aromatic acids, aromatic nitrogenous compounds and solvents. When exposing Skybond 705 to high-temperature conditions, mechanical exhaust ventilation must be employed to insure good air movement and the avoidance of vapor inhalation.

Coating Type
Varnishes
Technology
CASE Ingredients
Labeling Claims
Organic

Technical data

Table 1 of 1

3 rows
CharacteristicValueUnitMethod
Cured Solids16.5-19.5%S-001.0
Viscosity at 25°C1100-2600cpsBrookfield LVF S-004.0
Specific Gravity at 25°C1.05-1.08—S-005.0

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