by pinfa-editor | 4 Apr, 2023
A branched chain dialkyl phosphinate – dialkyl ammonium PIN FR achieved UL 94 V-0 (1 mm) in polyamide PA6. The macromolecular PIN FR was prepared by reacting a commercial phosphorus containing cyclic acid anhydride (2-Methyl-1,2-oxaphospholan-5-one-2-oxide) with...
by pinfa-editor | 14 Dec, 2023
Liqcreate photopolymer resin delivers non-halogenated, self-extinguishing fire performance & high-temperature resistance. The resin is adapted for DLP (digital light processing), LCD and laser 3D-printers with 385-420 nm precision. Temperature resistance is HDT-B...
by pinfa-editor | 14 Dec, 2023
Phytic acid and chitosan layer-by-layer coating of PET fabric shows semi-durable, non-drip fire performance. Woven 120 g/m2 PET (polyethylene terephthalate) was prepared by heating to 60°C in sodium hydroxide, then alternate layers of phytic acid and chitosan were...
by pinfa-editor | 4 Apr, 2023
Phytic acid (a natural organophosphate) with ammonia gave a washable phosphorus nitrogen fire safety treatment for wool. Phytic acid (PA) is a phosphorus-rich organic molecule found widely in plant seeds, where it is a natural phosphorus nutrient store. PA was reacted...
by pinfa-editor | 11 Jun, 2020
Layer-by-layer Laponite, alginate and chitosan achieved self-extinguishing and halved smoke production from flexible polyu-rethane foam. Researchers first activated 25mm thick foam samples in polyacrylic acid, then soaked for five minutes consecutively in aqueous...