by Hannane Haddouch | Mar 9, 2026
Bio-based PIN FRs, APP and melamine derivative improved fire safety of wood. Bio-based PIN FRs (sodium lignosulfonate and chitosan) were used with ammonium polyphosphate (APP) at 1% – 3% in a melamine-modified urea-formaldehyde resin, applied as a 0.3 mm coating...
by Hannane Haddouch | Mar 9, 2026
A 1-vinylimidazole phosphite salt, reacted into unsaturated polyester resin @ 15% achieved UL 94 V-0 (3.2 mm), and over 60% reductions in peak heat release rate and smoke production. 1-vinylimidazole was reacted with phosphorus acid at a 2:1 ratio in ethanol to...
by Hannane Haddouch | Feb 2, 2026
Heat barrier effect of tannic acid – ammonium polyphosphate (APP) intumescent increases with porosity and char. These PIN FR compounds were tested in DGEBA resin with a polyamine hardner. Heat transfer was tested using heat flow meter tests with the intumescent...
by Hannane Haddouch | Feb 2, 2026
Kraiburg’s new non-halogenated FR compounds for TPE’s: material performance, rail standard EN 45545-2 compliance. The flame retardant TPE (thermoplastic elastomer) compounds achieve UL 94 V-0 @ 1.5 mm and EN 45545-2 R22 HL3 and R23 HL3 fire performance with low smoke...
by Hannane Haddouch | Feb 2, 2026
CAI Performance Additives has launched a high-efficiency MCA grade designed to enable considerably lower loadings in polyamides. The reduced loading leads to improved retention of mechanical properties, lower compound density, reduced surface defects, low blooming or...
