The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Mar. 28, 2006
Filed:
Dec. 08, 2000
John Stephen Ayers, Palmerston North, NZ;
David Francis Elgar, Palmerston, NZ;
Kay Patricia Palmano, Palmerston North, NZ;
Mark Pritchard, Palmerston North, NZ;
Ganugapati Bijaya Bhaskar, Palmerston North, NZ;
John Stephen Ayers, Palmerston North, NZ;
David Francis Elgar, Palmerston, NZ;
Kay Patricia Palmano, Palmerston North, NZ;
Mark Pritchard, Palmerston North, NZ;
Ganugapati Bijaya Bhaskar, Palmerston North, NZ;
Massey University, , NZ;
New Zealand Dairy Board, , NZ;
Abstract
The present invention relates to new processes useful for separating whey proteins from whey protein-containing solutions using a novel anion exchanger which comprises a water insoluble, hydrophilic, water swellable, hydroxy (C–C) alkylated and cross-linked regenerated cellulose, derivatized with quaternary amino (QA) groups where the level of substitution of the QA groups is 1.4 milli-equivalents per dry gram of anion exchanger (meq/g) or greater.