Which of the following is not a reason for adding a filler to a polymer formulat

Question

Which of the following is not a reason for adding a filler to a polymer formulation?

A. Reduced cost due to reduced resin content

B. To improve wear resistance

C. To increase the molecular weight of the polymer

D. Protection against ultraviolet light

In general, which of the following is not characteristic of thermosetting polymers?

A. Poor ductility

B. A low glass transition temperature

C. High tensile strength for a polymer

D. Tensile behavior similar to that of a brittle metal or ceramic

E. Poor impact properties

Consider the forces and bonds that hold polymer chains "together." Which type(s) of bonds are expected to contribute? Multiple answers may be possible and must be identified for full credit.

A. van der Walls bonds

B. Dipolar bonds

C. Hydrogen bonds

D. Metallic bonds

E. Covalent bonds

F. Ionic bonds

There are 3 questions total. Answer and explain if possible!

Explanation / Answer

1)

C. To increase the molecular weight of the polymer

2)

C. High tensile strength for a polyme

3)

D. Metallic bonds

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