Claims
- 1. A thermoplastic molding material containing
- A) from 1 to 99% by weight of a partly aromatic copolyamide composed of
- a.sub.1) from 30 to 44 mol % of units which are derived from terephthalic acid,
- a.sub.2) from 6 to 25 mol % of units which are derived from isophthalic acid,
- a.sub.3) from 43 to 49.5 mol % of units which are derived from hexamethylenediamine and
- a.sub.4) from 0.5 to 7 mol % of units which are derived from aliphatic cyclic diamines of 6 to 30 carbon atoms,
- the molar percentages of components a.sub.1) to a.sub.4) together giving 100%,
- B) from 1 to 99% by weight of an aromatic polycarbonate,
- C) from 0 to 30% by weight of a polymeric component having OH groups,
- D) from 0 to 60% by weight of fibrous or particulate fillers or of a mixture thereof,
- E) from 0 to 40% by weight of rubber impact modifiers and
- F) from 0 to 40% by weight of conventional additives and processing assistants.
- 2. A thermoplastic molding material as claimed in claim 1, in which the units a.sub.4 of the partly aromatic copolyamides A are derived from bis(4-aminocyclohexyl)methane or bis(4-amino-3-methylcyclohexyl)methane or a mixture thereof.
- 3. A thermoplastic molding material as claimed in claim 1, in which from 2 to 20% by weight of component C are present.
- 4. A thermoplastic molding material as claimed in claim 1, containing, as component C, a polycondensate of aliphatic or aromatic polyhydric alcohols with epihalohydrins.
- 5. A fiber, film or molding obtainable from a thermoplastic molding material as claimed in claim 1.
- 6. The thermoplastic molding material of claim 1 wherein
- a.sub.1) is 32.2 mol % of units which are derived from terephthalic acid,
- a.sub.2) is 17.8 mol % of units which are derived from isophthalic acid
- a.sub.3) is 48.1 mol % of units which are derived from hexamethylenediamine, and
- a.sub.4) is 1.9 mol % of bis(4-aminocyclohexyl)methane.
- 7. The thermoplastic molding material of claim 1 wherein
- a.sub.1) is 40.3 mol % of units which are derived from terephthalic acid,
- a.sub.2) is 9.7 mol % of units which are derived from isophthalic acid
- a.sub.3) is 48.0 mol % of units which are derived from hexamethylenediamine, and
- a.sub.4) is 2 mol % of bis(4-amino-3-methyl-cyclohexyl)methane.
- 8. The thermoplastic molding material of claim 1 wherein A) is 50% by weight of the partly aromatic copolyamide and B) is 50% by weight of a polycarbonate having a viscosity number of 61.2 ml/g, measured in 0.5% strength by weight solution in dichloromethane at 23.degree. C.
- 9. The thermoplastic molding material of claim 1 wherein A) is 45% by weight of the partly aromatic copolyamide, B) is 45% by weight of a polycarbonate having a viscosity number of 61.2 ml/g, measured in 0.5% strength by weight solution in dichloromethane at 23.degree. C., C) is 5% by weight of a condensate of bisphenol A and epichlorohydrin, having a relative viscosity of 1.13, measured in a 0.5% strength by weight solution in dichloromethane at 23.degree. C. and E) is 5% by weight of ethylene/propylene rubber grafted with 0.7% by weight of a maleic anhydride and characterized by a melt flow index of 3 g/10 min, measured at 2.16 kg and 230.degree. C.
- 10. The thermoplastic molding material of claim 1 wherein A) is 30% by weight of the partly aromatic copolyamide, B) is 70% by weight of a polycarbonate having a viscosity number of 61.2 ml/g, measured in 0.5% strength by weight solution in dichloromethane at 23.degree. C.
- 11. The thermoplastic molding material of claim 1 wherein A) is 28.5% by weight of the partly aromatic copolyamide and B) is 66.5% by weight of a polycarbonate having a viscosity number of 61.2 ml/g, measured in 0.5% strength by weight solution in dichloromethane at 23.degree. C.
- 12. The thermoplastic molding material of claim 1 wherein A) is 27% by weight of the partly aromatic copolyamide, B) is 63% by weight of a polycarbonate having a viscosity number of 61.2 ml/g, measured in 0.5% strength by weight solution in dichloromethane at 23.degree. C., C) is 5% by weight of a condensate of bisphenol A and epichlorohydrin, having a relative viscosity of 1.13, measured in a 0.5% strength by weight solution in dichloromethane at 23.degree. C. and E) is 5% by weight of ethylene/propylene rubber grafted with 0.7% by weight of a maleic anhydride and characterized by a melt flow index of 3 g/10 min, measured at 2.16 kg and 230.degree. C.
- 13. The molding material of claim 8 wherein A) is the partly aromatic copolyamide of claim 6.
- 14. The molding material of claim 8 wherein A) is the partly aromatic copolyamide of claim 7.
- 15. The molding material of claim 9 wherein A) is the partly aromatic copolyamide of claim 6.
- 16. The molding material of claim 10 wherein A) is the partly aromatic copolyamide of claim 6.
- 17. The molding material of claim 11 wherein A) is the partly aromatic copolyamide of claim 6.
- 18. The molding material of claim 12 wherein A) is the partly aromatic copolyamide of claim 6.
- 19. The thermoplastic molding material of claim 1 wherein the partly aromatic copolyamide A has a crystallinity of greater than 30%.
Parent Case Info
This application is a continuation of application Ser. No. 08/635,001, filed on Apr. 19, 1996, now abandoned.
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Continuations (1)
|
Number |
Date |
Country |
Parent |
635001 |
Apr 1996 |
|