C - Chemistry – Metallurgy – 08 – L
Patent
C - Chemistry, Metallurgy
08
L
C08L 67/02 (2006.01) B29C 39/14 (2006.01) B29C 49/06 (2006.01) C08G 81/02 (2006.01) C08J 9/00 (2006.01) C08L 35/00 (2006.01)
Patent
CA 2050406
- 9 - ABSTRACT This invention relates to polyethylene terephtalate compositions comprising a reaction product of A PET resin and 0.05 to 5.0 WT % of a copolymer of maleic anhydride, optionally together with pyromellitic dianhydride. These compositions have improved melt strengths, which allow to apply them especially for extrusion blow- moulding and foam extrusion.
Smith Harold V.
Trevitt Edwin W.
Robic
Smith Harold V.
Trevitt Edwin W.
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