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GP® 445D05 Resin

A high temperature phenolic resin developed for use in the manufacture of fiber-reinforced polymer (FRP) that meets the requirements of Military Specification MIL-R-9299C, Type II, Class 2. The product is formulated to provide low smoke generation, flame resistance and strength as well as fire resistance.


Aircraft interiors, Armored vehicles, Ballistics, Composites, Fiber-reinforced polymers, Fire-safe construction materials, High-temperature applications, Honeycomb, Laminates, Prepreg

Product Composition

Phenol-formaldehyde resole


Amber to brown liquid


Meets the requirements of Military Specification MIL-R-9299C, Grade A.

Typical Properties
Non-Volatiles, %
64 – 68
Viscosity @ 25°C, cps
500 - 1000
8 – 9
Hot Plate Stroke Cure @ 150°C, seconds
170 - 210
Free Formaldehyde, %
0.8 maximum


Drums and bulk quantities

Storage and Handling

GP 445D05 resin should be used in areas with good ventilation. Storage at temperatures below 40°F (5°C) is recommended for the resin, which should be brought to room temperature prior to use.

The information and technical data herein is believed to be accurate. It is offered for your consideration, investigation and verification. Buyer assumes all risk of use, storage and handling of the product. NO WARRANTY, EXPRESS OR IMPLIED, IS MADE INCLUDING, BUT NOT LIMITED TO, IMPLIED WARRANTIES OF MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE WHICH ARE SPECIFICALLY EXCLUDED. Nothing contained herein shall be construed as a license to operate under or recommendation to infringe any patents.

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