Synthetic resins or natural rubbers -- part of the class 520 ser – Synthetic resins – Mixing of two or more solid polymers; mixing of solid...
Patent
1986-10-14
1988-05-24
Short, Patricia A.
Synthetic resins or natural rubbers -- part of the class 520 ser
Synthetic resins
Mixing of two or more solid polymers; mixing of solid...
524537, C08L 6702, C08L 6900
Patent
active
047467118
ABSTRACT:
Mixtures of aromatic polycarbonates and aromatic polyester-carbonates having a specific polycarbonate/polyester-carbonate ratio and a defined ester content in the polyester-carbonates, at least one of the polycondensates containing C.sub.8 -C.sub.9 -alkylated phenyl end groups, possess a reduced tendency to stress cracking.
REFERENCES:
patent: 4269964 (1981-05-01), Freitag
patent: 4465820 (1984-08-01), Miller
patent: 4469850 (1984-09-01), Belfoure
Freitag Dieter
Rathmann Dietrich
Serini Volker
Bayer Aktiengesellschaft
Short Patricia A.
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