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Application filed by Minerals Tech IncfiledCriticalMinerals Tech Inc
Priority to CO95024913ApriorityCriticalpatent/CO4440457A1/es
Publication of CO4440457A1publicationCriticalpatent/CO4440457A1/es
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. . . .
CO95024913A1995-06-081995-06-08Material espesante con tratamiento superficial doble. metodo para su preparacion y uso en la fabricacion del papel
CO4440457A1
(es)
Carbonato de calcio resistente al acido, metodo para mejorar las propiedades opticas de papel neutro a levemente acido, y papel neutro al acidoque lo comprende.
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