Synthetic resins or natural rubbers -- part of the class 520 ser – Synthetic resins – Mixing of two or more solid polymers; mixing of solid...
Reexamination Certificate
2005-10-25
2005-10-25
Yoon, Tae H. (Department: 1714)
Synthetic resins or natural rubbers -- part of the class 520 ser
Synthetic resins
Mixing of two or more solid polymers; mixing of solid...
C524S117000, C524S123000, C524S126000, C524S432000, C524S495000, C524S538000, C528S288000
Reexamination Certificate
active
06958374
ABSTRACT:
The present invention relates to semiaromatic semi-crystalline thermoplastic polyamide moulding materials having improved processing behavior, increased flowability, improved surface quality and improved mechanical properties, in particular, in conditioned state, the matrix of the polyamide moulding materials according to the present invention comprising at least 3 components: a semi-crystalline copolyamide (A) having the composition 66/6I/6T, a PA prepolymer (B) having the composition 6T/6I/66 or 6T/6I/6 and an amorphous copolyamide (C) having the composition 6I/6T.
REFERENCES:
patent: 6136915 (2000-10-01), Ohara et al.
patent: 6528560 (2003-03-01), Buhler
Bühler Friedrich Severin
Schwitzer Alwin Hermann
EMS-Chemie AG
J.C. Patents
Yoon Tae H.
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