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P. 81

64







                                                                   o
                                                            Temp.100 C
                                         6
                                                                                NR gum
                                                                                2LDPE
                                                                                4LDPE
                                         5                                      6LDPE
                                                                                8LDPE

                                         4


                                         3


                                         2

                                         1
                                          -2      -1     0      1      2      3       4
                                                         Log (shear rate) (1/s)
                                                               A


                                                                     o
                                                            Temp. 115 C

                                         6
                                                                                  NR Gum
                                                                                  2LDPE
                                                                                  4LDPE
                                        Log (apparent viscosity) (Pa.s)  4 3
                                                                                  6LDPE
                                         5
                                                                                  8LDPE











                                         1 2
                                           -2     -1      0      1      2       3      4
                                                          Log (shear rate) (1/s)
                                                               B
   76   77   78   79   80   81   82   83   84   85   86