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US 8,962,717 B2Granted
Long-fiber-reinforced flame-retardant polyesters
AssigneeBASF SE
InventorsMichael Roth, Klaus Uske, Ulli Wolf
Life of this patent
Estimating the term…
Abstract
Thermoplastic molding compositions comprising A) from 10 to 93% by weight of a thermoplastic polyester B) from 1 to 20% by weight of a phosphinic salt C) from 1 to 20% by weight of a nitrogen-containing flame retardant D) from 5 to 50% by weight of a long-fiber reinforcing material with fiber length from 2 to 25 mm and L/D ratio from 500 to 4000 E) from 0 to 50% by weight of other additives, where the total of the percentages by weight of components A) to E) is 100%.
Claims6
A method for producing long-fiber-reinforced pelletized materials comprising pultrusion of a thermoplastic molding composition comprising
- A) from 10 to 93% by weight of a thermoplastic polyester
- B) from 1 to 20% by weight of a phosphinic salt
- C) from 1 to 20% by weight of a nitrogen-containing flame retardant
- D) from 5 to 50% by weight of a long-fiber reinforcing material with fiber length from 2 to 25 mm and L/D ratio from 500 to 4000
- E) from 0 to 50% by weight of other additives,
- where the total of the percentages by weight of components A) to E) does not exceed 100%.
3 more elements
Dependencies are inferred from the claim text.