A MICROPARTICLE SYSTEM IN THE PAPER MAKING PROCESS
摘要
A retention and drainage aid comprising a microparticle system for use in the production of an alkaline and an acid paper product comprises a flocculant polymer and an inorganic particulate material comprising an aluminum substituted trioctahedral mineral, and optionally a cationic coagulant. The polymer flocculant is added to the furnish after the fan pump and prior to the pressure screen; the inorganic particulate material is added to the furnish after the pressure screen, and optionally, the coagulant is added prior to the fan pump.
申请公布号
WO0003094(A1)
申请公布日期
2000.01.20
申请号
WO1999US15541
申请日期
1999.07.09
申请人
ECC INTERNATIONAL INC.;RODRIGUEZ, JOSE, M.;VAUGHAN, CRAIG, W.;PANFIL, DANIEL, J.
发明人
RODRIGUEZ, JOSE, M.;VAUGHAN, CRAIG, W.;PANFIL, DANIEL, J.