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US 9,428,679 B2Granted
Flame-retardant benzoxazine-containing composition
AssigneeHenkel AG & Co. KGaA
InventorsEmilie Barriau, Stefan Kreiling, Rainer Schoenfeld, Manfred Doering
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Abstract
The present invention relates to flame-retardant polymerizable compositions comprising at least one benzoxazine compound and particular phosphorus-containing polymers. The present invention further provides adhesives, sealants or coating materials comprising the polymerizable composition according to the invention, and polymerization products of said composition.
Claims15
Polymerizable composition comprising
- a) at least one benzoxazine compound and
- b) at least one phosphorus-containing polymer selected from the group consisting of polycarboxylic (thio)esters and polycarboxylic acid amides, wherein the phosphorus-containing polymer includes as part of the polymer at least one structural element of general formula (I),
- wherein Ra, Rb, Rc, Rd, Re, Rf, Rg, and Rh are independently members selected from the group consisting of hydrogen, alkyl, aryl, alkoxy, aryloxy, aralkyl, halogen, cyanide, thiol, amine, carboxyl, or acyl.
Dependencies are inferred from the claim text.