Page 151 - Principles of Catalyst Development
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CATALYST  CHARACTERIZATION                                       139


                                  PSEUDO  BOEHMITE







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                             a:   AMORPHOUS  ALUMINA
                                  ------------'----------------
                                  BAYERITE



                               10
                                           28
                        Figure  7.2.  X-ray  ditTraction  patterns of alumina catalysts.




                       30r-,--------r-------.-------.-------.-------r
                           Ni(OH)2  DECOMPOSITION
                           ----- DERIVATIVE

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                     ~  15                    ,----------~.-.----
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                        0~~ ____ ~ ______ L_ ____ ~ ______ ~ ____ ~~

                           100    200    300    400   500     600
                                       TEMPERA TURE,  'C
           Figure 7.3.  Differential  thermal  analysis  results-the decomposition  of nickel  hydroxide.' 10e,
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