I. , , p.46

P. , 47 5.2.1 The effect of cell size on the mechanical properties, p.52

P. , 56 5.3.1 C-oriented cell morphologies and the mechanical properties A-axis and b-axis oriented cell morphologies and the mechanical properties, p.63

C. , , p.65

.. , Chapter Preparation of bi-modal cell structure polystyrene foams, p.67

I. , , p.67

S. , , p.67

.. , Development of cell morphology in the two-step depressurization process, p.69

.. , 71 6.4.1 Effect of gas super-saturation on cell growth during the holding stage, Development of cell morphology during the holding stage. 73 6.4.2 Interaction between small and large cells during the holding stage, p.74

.. , Controlling variables for the bi-modal cell structure 76 6.5.1 Holding time during the holding stage, p.76

.. , Degree of depressurization in the first step, p.78

.. Depressurization-rate, , p.79

T. , , p.80

S. , , p.81

C. , , p.84

C. , Chapter, p.85

A. , , p.88

R. , , p.89

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