Colloidal borosilicates and their use in the production of...

Details Colloidal borosilicates and their use in the production of... Colloidal borosilicates and their use in the production of...

D - Textiles, Paper

21

H

D21H 17/68 (2006.01) C01B 35/10 (2006.01) D21H 17/63 (2006.01) D21H 21/14 (2006.01)

Patent

CA 2509635

The invention comprises a borosilicate retention aid composition and a method for improving the production of paper by addition of the borosilicate. The borosilicate may be utilized in conjunction with a high molecular weight synthetic flocculant and/or starch, with or without the addition of a cationic coagulant. The borosilicate material is preferably a colloidal borosilicate. Methods for the preparation of the borosilicate material are disclosed.

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