{"id":94210,"date":"2021-06-25T15:08:21","date_gmt":"2021-06-25T07:08:21","guid":{"rendered":"https:\/\/www.alpapowder.com\/modificacao-da-superficie\/"},"modified":"2021-06-25T15:08:22","modified_gmt":"2021-06-25T07:08:22","slug":"modificacao-da-superficie","status":"publish","type":"page","link":"https:\/\/www.alpapowder.com\/pt-pt\/modificacao-da-superficie\/","title":{"rendered":"Modifica\u00e7\u00e3o da superf\u00edcie"},"content":{"rendered":"

[vc_row unlock_row_content=”yes” row_height_percent=”70″ override_padding=”yes” h_padding=”0″ top_padding=”0″ bottom_padding=”0″ overlay_alpha=”50″ equal_height=”yes” gutter_size=”0″ column_width_percent=”100″ shift_y=”0″ z_index=”0″][vc_column column_width_percent=”100″ position_vertical=”middle” gutter_size=”3″ override_padding=”yes” column_padding=”4″ style=”dark” back_color=”accent” overlay_alpha=”50″ shift_x=”0″ shift_y=”0″ shift_y_down=”0″ z_index=”0″ medium_width=”0″ mobile_width=”0″ width=”1\/2″][vc_custom_heading heading_semantic=”h1″ text_size=”h1″ sub_lead=”yes” sub_reduced=”yes”]Benef\u00edcios da modifica\u00e7\u00e3o da superf\u00edcie[\/vc_custom_heading][vc_column_text]A modifica\u00e7\u00e3o da superf\u00edcie \u00e9 de grande import\u00e2ncia pr\u00e1tica para melhorar o desempenho dos p\u00f3s, aumentar seu valor pr\u00e1tico e abrir o desenvolvimento de \u00e1reas de aplica\u00e7\u00e3o.<\/p>\n

Em pl\u00e1sticos, borracha, adesivos e outros materiais polim\u00e9ricos e materiais compostos, as cargas n\u00e3o met\u00e1licas em p\u00f3, tais como carbonato de c\u00e1lcio, caulim, talco, quartzo, wollastonite, amianto, hidr\u00f3xido de magn\u00e9sio, hidr\u00f3xido de alum\u00ednio, etc., devem ser modificadas na superf\u00edcie da carga para aumentar sua compatibilidade com a matriz, dispers\u00e3o e resist\u00eancia mec\u00e2nica e desempenho abrangente.<\/p>\n

A modifica\u00e7\u00e3o da superf\u00edcie \u00e9 um dos meios de processamento necess\u00e1rios para mudar a carga de carga incremental geral para carga funcional, e \u00e9 tamb\u00e9m o principal objetivo da modifica\u00e7\u00e3o da superf\u00edcie da carga mineral.<\/p>\n

O alto grau de ativa\u00e7\u00e3o da modifica\u00e7\u00e3o de formas irregulares como flocos e agulhas, materiais ultra-leves, ultra-finos, viscosos, aglomerados, sob a satisfa\u00e7\u00e3o do mecanismo de modifica\u00e7\u00e3o e condi\u00e7\u00f5es de processo (a chave \u00e9 a dispers\u00e3o de materiais e aditivos), o uso de moinho de alta energia na moagem para completar a modifica\u00e7\u00e3o \u00e9 um bom m\u00e9todo.[\/vc_column_text][\/vc_column][vc_column column_width_percent=”100″ gutter_size=”3″ back_image=”86100″ overlay_alpha=”50″ shift_x=”0″ shift_y=”0″ shift_y_down=”0″ z_index=”0″ medium_width=”0″ mobile_width=”0″ width=”1\/2″][vc_empty_space empty_h=”5″][vc_empty_space empty_h=”3″][\/vc_column][\/vc_row][vc_row row_height_percent=”0″ override_padding=”yes” h_padding=”2″ top_padding=”4″ bottom_padding=”0″ overlay_alpha=”50″ equal_height=”yes” gutter_size=”0″ column_width_percent=”100″ shift_y=”0″ z_index=”0″][vc_column column_width_percent=”100″ position_vertical=”middle” align_horizontal=”align_center” gutter_size=”3″ overlay_alpha=”50″ shift_x=”0″ shift_y=”0″ shift_y_down=”0″ z_index=”0″ medium_width=”0″ mobile_width=”0″ width=”1\/1″][vc_custom_heading sub_lead=”yes” sub_reduced=”yes”]Como melhorar o efeito de modifica\u00e7\u00e3o da superf\u00edcie?[\/vc_custom_heading][\/vc_column][\/vc_row][vc_row row_height_percent=”0″ override_padding=”yes” h_padding=”2″ top_padding=”2″ bottom_padding=”4″ overlay_alpha=”50″ equal_height=”yes” gutter_size=”0″ column_width_percent=”100″ shift_y=”0″ z_index=”0″][vc_column column_width_percent=”100″ position_vertical=”middle” align_horizontal=”align_center” gutter_size=”0″ overlay_alpha=”50″ shift_x=”0″ shift_y=”0″ shift_y_down=”0″ z_index=”0″ medium_width=”0″ mobile_width=”0″ width=”1\/1″][vc_row_inner row_inner_height_percent=”0″ overlay_alpha=”50″ equal_height=”yes” gutter_size=”0″ shift_y=”0″ z_index=”0″][vc_column_inner column_width_percent=”90″ gutter_size=”3″ override_padding=”yes” column_padding=”2″ overlay_alpha=”50″ border_color=”color-177537″ border_style=”solid” shift_x=”0″ shift_y=”0″ shift_y_down=”0″ z_index=”0″ medium_width=”4″ mobile_width=”0″ css_animation=”bottom-t-top” width=”1\/2″ css=”.vc_custom_1623896177941{border-right-width: 1px !important;}”][vc_icon icon=”fa fa-scope” size=”fa-3x”]Os modificadores s\u00e3o dilu\u00eddos, emulsionados e pulverizados para melhorar a dispers\u00e3o, e melhores resultados s\u00e3o obtidos com a adi\u00e7\u00e3o de spray ou gota ligada \u00e0 alimenta\u00e7\u00e3o cont\u00ednua de p\u00f3s.[\/vc_icon][\/vc_column_inner][vc_column_inner column_width_percent=”90″ gutter_size=”3″ override_padding=”yes” column_padding=”2″ overlay_alpha=”50″ border_color=”color-177537″ border_style=”solid” shift_x=”0″ shift_y=”0″ shift_y_down=”0″ z_index=”0″ medium_width=”4″ mobile_width=”0″ css_animation=”bottom-t-top” animation_delay=”100″ width=”1\/2″][vc_icon icon=”fa fa-adjustments” size=”fa-3x”]Medi\u00e7\u00e3o precisa e adi\u00e7\u00e3o e alimenta\u00e7\u00e3o uniforme de modificador e material para garantir a precis\u00e3o instant\u00e2nea da rela\u00e7\u00e3o dos dois.[\/vc_icon][\/vc_column_inner][\/vc_row_inner][vc_separator medium_visibility=”yes” mobile_visibility=”yes” css_animation=”bottom-t-top” animation_delay=”100″][vc_row_inner row_inner_height_percent=”0″ overlay_alpha=”50″ equal_height=”yes” gutter_size=”0″ shift_y=”0″ z_index=”0″][vc_column_inner column_width_percent=”90″ gutter_size=”3″ override_padding=”yes” column_padding=”2″ overlay_alpha=”50″ border_color=”color-177537″ border_style=”solid” shift_x=”0″ shift_y=”0″ shift_y_down=”0″ z_index=”0″ medium_width=”4″ mobile_width=”0″ css_animation=”bottom-t-top” animation_delay=”200″ width=”1\/2″ css=”.vc_custom_1623896186908{border-right-width: 1px !important;}”][vc_icon icon=”fa fa-piechart” size=”fa-3x”]Regula\u00e7\u00e3o de temperatura e tempo do sistema para atender \u00e0s exig\u00eancias do mecanismo de modifica\u00e7\u00e3o ou modificador nas condi\u00e7\u00f5es do processo, para garantir a adequa\u00e7\u00e3o da rea\u00e7\u00e3o de modifica\u00e7\u00e3o ou revestimento.[\/vc_icon][\/vc_column_inner][vc_column_inner column_width_percent=”90″ gutter_size=”3″ override_padding=”yes” column_padding=”2″ overlay_alpha=”50″ border_color=”color-177537″ border_style=”solid” shift_x=”0″ shift_y=”0″ shift_y_down=”0″ z_index=”0″ medium_width=”4″ mobile_width=”0″ css_animation=”bottom-t-top” animation_delay=”300″ width=”1\/2″][vc_icon icon=”fa fa-gears2″ size=”fa-3x”]Outros fatores, como o uso de dispersor ou classificador de equipamento auxiliar de apoio, fatores ambientais (temperatura, umidade), etc.[\/vc_icon][\/vc_column_inner][\/vc_row_inner][\/vc_column][\/vc_row][vc_row unlock_row_content=”yes” row_height_percent=”0″ override_padding=”yes” h_padding=”2″ top_padding=”4″ bottom_padding=”2″ back_color=”color-nhtu” overlay_alpha=”0″ gutter_size=”100″ column_width_percent=”100″ shift_y=”0″ z_index=”0″ 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