Polymer Chemistry

Pendant Groups

A group attached to the polymer backbone and present in the repeating unit is called a pendant group. Examples of pendant groups are the methyl group in polypropylene and the benzene ring in polystyrene.

     
  polypropylene   polystyrene  

Polymers with pendant groups still are designated as linear polymers. The presence of pendant groups modifies the properties of a polymer.

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Partial support for this work was provided by the National Science Foundation's Division of Undergraduate Education through grants DUE #9950809 and DUE #9950296. Additional support was provided by the Camille and Henry Dreyfus Foundation. PCOL faculty also acknowledge the National Science Teachers Association which awarded the PCOL Faculty Consortium the 1998 Gustav Ohaus Award for Innovation in College Science Teaching.

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This page was last updated on July 11, 2000
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