Polypropylene Nanocomposites Based on Designed Synthetic Nanoplatelets
Sun, Luyi; Liu, Jia; Kirumakki, Sharath R.; Schwerdtfeger, Eric D.; Howell, Robert J.; Al-Bahily, Khalid; Miller, Stephen A.; Clearfield, Abraham; Sue, Hung-Jue; Chemistry of Materials 21 (2009) 1154–; doi:10.1021/cm803024e

data_4000986
_publ_section_title
;
 Polypropylene Nanocomposites Based on Designed Synthetic Nanoplatelets
;
_journal_issue                   6
_journal_name_full               'Chemistry of Materials'
_journal_page_first              1154
_journal_paper_doi               10.1021/cm803024e
_journal_volume                  21
_journal_year                    2009
_chemical_formula_sum            'C32 H38 Cl2 Zr'
_chemical_formula_weight         584.74
_chemical_name_systematic
; 
 ? 
;
_space_group_IT_number           2
_symmetry_cell_setting           triclinic
_symmetry_space_group_name_Hall  '-P 1'
_symmetry_space_group_name_H-M   'P -1'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   difmap
_audit_creation_method           SHELXL-97
_cell_angle_alpha                103.623(3)
_cell_angle_beta                 91.975(3)
_cell_angle_gamma                116.457(3)
_cell_formula_units_Z            2
_cell_length_a                   9.146(2)
_cell_length_b                   9.965(2)
_cell_length_c                   17.876(4)
_cell_measurement_temperature    110(2)
_cell_volume                     1399.2(5)
_computing_cell_refinement       'Bruker SMART'
_computing_data_collection       'Bruker SMART'
_computing_data_reduction        'Bruker SAINT'
_computing_molecular_graphics    'Bruker SHELXTL'
_computing_publication_material  'Bruker SHELXTL'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1990)'
_diffrn_ambient_temperature      110(2)
_diffrn_measured_fraction_theta_full 0.941
_diffrn_measured_fraction_theta_max 0.941
_diffrn_measurement_device_type  'CCD area detector'
_diffrn_measurement_method       'phi and omega scans'
_diffrn_radiation_monochromator  graphite
_diffrn_radiation_source         'fine-focus sealed tube'
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0440
_diffrn_reflns_av_sigmaI/netI    0.0531
_diffrn_reflns_limit_h_max       11
_diffrn_reflns_limit_h_min       -11
_diffrn_reflns_limit_k_max       13
_diffrn_reflns_limit_k_min       -13
_diffrn_reflns_limit_l_max       23
_diffrn_reflns_limit_l_min       -23
_diffrn_reflns_number            19592
_diffrn_reflns_theta_full        28.43
_diffrn_reflns_theta_max         28.43
_diffrn_reflns_theta_min         1.19
_exptl_absorpt_coefficient_mu    0.603
_exptl_absorpt_correction_T_max  0.8889
_exptl_absorpt_correction_T_min  0.7945
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   sadabs
_exptl_crystal_colour            ORANGE
_exptl_crystal_density_diffrn    1.388
_exptl_crystal_density_meas      0
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       NEEDLE
_exptl_crystal_F_000             608
_exptl_crystal_size_max          0.40
_exptl_crystal_size_mid          0.30
_exptl_crystal_size_min          0.20
_refine_diff_density_max         0.829
_refine_diff_density_min         -0.539
_refine_diff_density_rms         0.133
_refine_ls_extinction_coef       0.0087(10)
_refine_ls_extinction_expression Fc^*^=kFc[1+0.001xFc^2^\l^3^/sin(2\q)]^-1/4^
_refine_ls_extinction_method     SHELXL
_refine_ls_goodness_of_fit_ref   1.083
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     323
_refine_ls_number_reflns         6632
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.083
_refine_ls_R_factor_all          0.0577
_refine_ls_R_factor_gt           0.0411
_refine_ls_shift/su_max          0.000
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0581P)^2^+0.0887P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0935
_refine_ls_wR_factor_ref         0.1053
_reflns_number_gt                5448
_reflns_number_total             6632
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            cm803024e_si_002.cif
_cod_data_source_block           sm50
_cod_depositor_comments
;
The following automatic conversions were performed:

'_symmetry_cell_setting' value 'Triclinic' changed to 'triclinic'
according to /home/saulius/struct/CIF-dictionaries/cif_core.dic
dictionary named 'cif_core.dic' version 2.4.2 from 2011-04-26.

Automatic conversion script
Id: cif_fix_values 1715 2011-07-08 13:25:40Z adriana 
;
_cod_original_cell_volume        1399.1(5)
_cod_original_sg_symbol_H-M      P-1
_cod_database_code               4000986