Fall_1998_EXAM_4 - POLYMER PROCESSING - FALL 1998 EMA 4666C...

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POLYMER PROCESSING - FALL 1998 NAME:___________________________ EMA 4666C - EXAM IV STUDENT #:______ - ______ - ________ INSTRUCTIONS: Read the entire exam carefully. Answer every question to the best of your ability, based upon the available information. State all assumptions you use in answers. HONOR CODE : We, the members of the University of Florida community, pledge to hold ourselves and our peers to the highest standards of honesty and integrity. Signature:________________________________ SECTION I: Polymer Structures/Properties. 1. Draw the repeat units for the following polymers. 2. Indicate the type of polymerization process used to manufacture each of the structures: addition, step growth or ring opening. 3. State the relative Tg and/or Tm for each polymer, assume atactic for vinyl polymers. (28pts where 0.5/answer) Polymer Structural Repeat Unit Process Tg Tm a. poly(ethylene) b. poly(propylene) c. poly(ethylene terephthalate) d. poly(methyl methacrylate) e. poly(bisphenol A carbonate) f. poly(ethylene oxide) g. poly(styrene) h. poly(vinyl chloride) Fall 98 Exam 3 09/11/02 1
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POLYMER PROCESSING - FALL 1998 NAME:___________________________ EMA 4666C - EXAM IV STUDENT #:______ - ______ - ________ Polymer Structural Repeat Unit Process Tg Tm i. poly(dimethyl siloxane) j. poly(butadiene) k. poly(phenylene sulfide) l. poly(tetrafluoroethylene) m. poly(vinyl acetate) n. poly(hexamethylene adipamide) Fall 98 Exam 3 09/11/02 2
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POLYMER PROCESSING - FALL 1998 NAME:___________________________ EMA 4666C - EXAM IV STUDENT #:______ - ______ - ________ SECTION II: Polymer Structures/Property Relationships.
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Fall_1998_EXAM_4 - POLYMER PROCESSING - FALL 1998 EMA 4666C...

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