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Application filed by Minerals Tech IncfiledCriticalMinerals Tech Inc
Priority to CO95024913ApriorityCriticalpatent/CO4440457A1/en
Publication of CO4440457A1publicationCriticalpatent/CO4440457A1/en
REIVINDICACION NUMERO UN METODO PARA FABRICAR PAPEL CARACTERIZADO EN QUE SE EMPLEA COMO MATERIAL ESPESANTE UN MATERIAL ES- PESANTE FINAMENTE DIVIDIDO DE CARBONATO DE CALCIO TRATADO CON CERCA DE 0.1% A 1% DE AGENTE ANIONICO, Y CON 0.1% A 10% EN PESO DEL ESPESANTE CON UN PO- LIMERO CATIONICO. . . .CLAIMED NUMBER A METHOD FOR MANUFACTURING PAPER CHARACTERIZED IN WHICH THICKENING MATERIAL IS USED AS THICKENING FINALLY DIVIDED WITH CALCIUM CARBONATE NEAR 0.1% TO 1% OF ANIONIC AGENT, AND WITH 0.1% TO 10% BY WEIGHT OF THICKNESS WITH A CATIONIC PO- LIMERO. . . .
CO95024913A1995-06-081995-06-08
THICKENING MATERIAL WITH DOUBLE SURFACE TREATMENT. METHOD FOR ITS PREPARATION AND USE IN PAPER MANUFACTURE
CO4440457A1
(en)
ACID RESISTANT CALCIUM CARBONATE, METHOD TO IMPROVE THE OPTICAL PROPERTIES OF NEUTRAL PAPER TO SLIGHTLY ACID, AND NEUTRAL PAPER TO ACID WHICH UNDERSTANDS IT.
Process of forming a fibrous web by the papermaking technique in order to improve the binding and retention, web obtained by this process and its use as a substitute material for asbestos products and as a printing or writing support