22/09/2018
Phenolic Resins

Phenolic Resins

These types of resins are divided into two groups of Resol and Novolac, based on the molar proportion of raw materials and type of catalyst.

Resole:Phenolic resins based on base catalysts are Resol. They have applications in production of  abrasive discs,refractory products, carbon – magnesite bricks,  as adhesive in wood industry, as a binder in electrical insulation, different types of non air-drying industrial adhesives ,can lacquers coatings and etc. They are supplied in liquid form. The best curing temperature is between120-160 °C

Novolac:Phenolic resins based on acid catalysts are Novolac. They are most applied in abrasion resistant materials, roughing wheels, cutting wheels, brake lining,structural metal adhesive,sound & heat insulation felt, coating sands and etc. They are supplied both on liquid and solid powder form.

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