Polymer blends

Details Polymer blends Polymer blends

1992-12-28

1994-02-22

Buttner, David

Synthetic resins or natural rubbers -- part of the class 520 ser

Synthetic resins

Mixing of two or more solid polymers; mixing of solid...

525 69, 525 90, 525 91, 525 92, 525304, C08L 6900, C08L 5302, C08L 5104, C08F28700

Patent

active

052888002

ABSTRACT:
It is herein disclosed a blend comprising modified block copolymers and aromatic polycarbonates. These blends have and exhibit improved mechanical properties, particularly improved low temperature Notched Izod impact strength relative to unmodified block copolymers, such as KRATON.RTM. G.

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patent: 5041493 (1991-08-01), Natarajan
patent: 5175212 (1992-12-01), Modic
C. A. Cruze, D. R. Paul, and J. W. Barlow, Polyester-Polycarbonate Blends. IV. Poly(.epsilon.-caprolactone), Jour. App. Polymer Sci., vol. 23, 589-600 (1979).
I. D. McKay, Polystyrene/Polycarbonate/Polystyrene-block-Polycaprolactone Blends. Emulsification and Mechanical Performance, Jour. App. Polymer Sci., vol. 42, 281-295 (1991).
H. R. Kricheldorf, M. Berl, and N. Scharnagi, Poly(lactones). 9. Polymerization Mechanism of Metal Alkoxide Initiated Polymerizations of Lactide and Various Lactones, Am. Chem. Soc., Macromolecules, 1988, 21, 286-293.

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