The additive in the wet end used in the production of paper with high retention, a process for preparing a paper pulp, process to prepare a paper product, paper pulp and paper product

摘要

The use of a protein hydrolysate derived from material containing keratin, processes to prepare a paper pulp and paper product, paper pulp and paper product, the invention relates to the use of a hydrolysate of protein derived from im material containing keratin as an additive. The wet end of paper in manufacturing process.The invention also relates to a process for making a paper pulp or paper product and a paper pulp or paper product comprising a protein hydrolysate derived from material containing keratin.