Synthetic resins or natural rubbers -- part of the class 520 ser – Synthetic resins – Mixing of two or more solid polymers; mixing of solid...
Reexamination Certificate
2008-03-18
2008-03-18
Buttner, David J. (Department: 1796)
Synthetic resins or natural rubbers -- part of the class 520 ser
Synthetic resins
Mixing of two or more solid polymers; mixing of solid...
C525S053000, C366S079000, C366S088000, C366S090000
Reexamination Certificate
active
11457201
ABSTRACT:
An optically clear thermoplastic resin composition is disclosed which comprises structural units derived from substituted or unsubstituted polycarbonate and substituted or unsubstituted polyester, wherein said polyester comprises structural units derived from terephthalic acid and a mixture of 1,4-cyclohexane dimethanol and ethylene glycol, wherein said ethylene glycol is greater than about 60 mole percent based on total moles of 1,4-cyclohexane dimethanol and ethylene glycol. In addition the composition disclosed possess good environmental stress cracking resistance, flow and thermal properties.
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Chakraborty Manatesh
Jayakannan Manickam
Juikar Vishvajit Chandrakant
Kannan Ganesh
Shaikh Abbas-Alli Ghudubhai
Buttner David J.
Marina Larson & Associates LLC
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