Self-flame-retardant copolyesteramide
AssigneeArkema France
InventorsQuentin Pineau, Jean-Jacques Flat, Marie-Ange Lemaitre
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Abstract
The invention relates to a self-retardant copolyesteramide, characterised in that it is obtained by means of polycondensation of at least one polyamide monomer with at least one phosphorus-containing diol. The invention also relates to the use of such a copolyesteramide according to the invention for the manufacture of electrical and/or electrotechnical objects, tubes, cables, electrical safety objects, moulded objects, and/or objects obtained by 3D printing.
Claims24
A self-flame-retardant copolyesteramide, wherein it is obtained by polycondensation of at least one polyamide monomer with at least one phosphorus-containing diol,
- wherein the phosphorus-containing diol is selected from oligomeric phosphonate diols of formula:
- in which:
- R1 represents a methyl, ethyl, propyl, butyl or isobutyl group, or a group —[—O—R4] in which R4 represents a methyl, ethyl, propyl or butyl group,
- R2 and R3 are identical or different and represent a methylene, ethylene or propylene group, and
- x and y are identical or different and each represent a number from 1 to 10.
A self-flame-retardant copolyesteramide, wherein it is obtained by polycondensation of at least one polyamide monomer with at least one phosphorus-containing diol,
- wherein the phosphorus-containing diol is selected from oligomeric phosphonate diols of formula:
- in which:
- R1 represents a methyl, ethyl, propyl, butyl or isobutyl group, or a group —[—O—R4] in which R4 represents a methyl, ethyl, propyl or butyl group,
- R2 and R3 are identical or different and represent a methylene, ethylene or propylene group, and
- x represents a number from 1 to 10.
Dependencies are inferred from the claim text.