Shiny, impact-resistant polystyrol which is resistant to...

Details Shiny, impact-resistant polystyrol which is resistant to... Shiny, impact-resistant polystyrol which is resistant to...

2006-08-22

2006-08-22

Seidleck, James J. (Department: 1711)

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

Synthetic resins

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

C525S098000, C525S316000, C428S034600, C428S043000, C428S332000, C428S517000, C428S594000

Reexamination Certificate

active

07094834

ABSTRACT:
A process for increasing the stress-cracking resistance of polystyrene molding compositions, stress-cracking-resistant, glossy polystyrene molding compositions, composite layered sheets or composite layered films with an outer layer of this type, and also processes for producing moldings for refrigeration equipment.

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patent: 6011117 (2000-01-01), Perkins et al.
patent: 6369160 (2002-04-01), Knoll et al.
patent: 6589646 (2003-07-01), Morgenstern
patent: 96/20248 (1996-07-01), None
patent: 96/23823 (1996-08-01), None
patent: 00/24578 (2000-05-01), None

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