Method for controlling slime in a pulp or paper making process
AssigneeNovozymes A/S
InventorsPedro Emanuel Garcia Loureiro, Anne Marie Scharff-Poulsen, Kasper Bay Tingsted
Life of this patent
Estimating the term…
Abstract
The present invention pertains to the field of pulp or paper making. More specifically the present invention relates to a method of preventing a build-up of slime or removing slime from a surface contacted with water from a pulp or paper making process. The present invention can control slime in an efficient and environmentally friendly way.
Claims21
1-18. (canceled)
A method of preventing a build-up of slime or removing slime from a surface contacted with water from a pulp or paper making process, comprising contacting said water with carbohydrate oxidase.
A method of preventing a build-up of slime or removing slime from a surface contacted with water from a pulp or paper making process, comprising the steps of
- (a) preparing a composition comprising carbohydrate oxidase;
- and
- (b) adding the composition to the water from a pulp or paper making process.
A method of manufacturing pulp or paper, comprising subjecting water from pulp or paper making process to carbohydrate oxidase, wherein the method prevents the build-up of slime or removes slime from a surface contacted with the water.
A composition for preventing a build-up of slime or removing slime from a surface contacted with water from a pulp or paper making process, the composition comprising carbohydrate oxidase and an additional enzyme;
- carbohydrate oxidase and a surfactant;
- or carbohydrate oxidase, an additional enzyme and a surfactant.
Dependencies are inferred from the claim text.