MULTI-LAYER PRODUCT CONTAINING POLYCARBONATE
Application 610/MUM/2003 published 2006-01-20, filed 2003-06-12
A multi-layer product comprising a coex layer and a base layer is disclosed. The coex layer contains a copolycarbonate derived from repeat units having the formula (I) where R1 to R4 are defined and repeat units having the formula (II) where R5 to R8 and x are defined. The base layer contains a polycarbonate characterized in that its chemical resistance is lesser than that of said copolycarnonate. Its improved resistance to chemical attack characterizes the product. Also disclosed are uses of, and a method for producing the product. Drawing: NIL. Total Pages: 36
Applicant
BAYER AKTIENGESELLSCHAFT
D-51368 LEVERKUSEN, GERMANY
Inventor
1. RUDIGER GORNY 2. SIEGFRIED ANDERS 3. WOLFGANG NISING 4. JURGEN ROHNER 5. MARCO ROELOFS 6. SILKE KRATSCHMER
International Info
Classification: C08G 64/04, B32B 27/36
Priority Information
102 30 983.3 GERMANY 2002-07-10