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Retention agents (retention aids) are used in the papermaking industry. These are added in the wet end of the paper machine to improve retention fine particles and fillers during the formation of paper. Retention aids can also be used to improve the retention of other papermaking chemicals, including sizing and cationic starches. The improved ...
A Retention agent is added to bind fillers to the paper. Fillers, such as calcium carbonate, usually have a weak surface charge. The retention agent is a polymer with high cationic, positively charged groups. An additional feature of a retention agent is to accelerate the dewatering in the wire section of the paper machine.
These are dependent on physical contact between the fibres and can be broken by wetting of the fibres. The residual strength of a wetted paper can be less than 10% of the original strength. [1] Various techniques, such as refining of the pulp and wet pressing on the paper machine can be used to reduce the strength loss of the paper upon wetting ...
Duro Bag Manufacturing is a paper bag manufacturer and a wholly owned subsidiary of Novolex (Previously Hilex Poly Co. LLC.), now owned by Apollo Global Management. Duro Bag Mfg produces paper bags for many companies in the United States. It was founded in Covington, Kentucky in 1953 by Mr. S. David Shor and was privately owned.
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Slimicide (or antislime agent) [1] is a broad-spectrum antimicrobial pesticide used to kill slime-producing microorganisms such as algae, bacteria, fungi, and slime molds. [2] [3] One primary application domain is in the papermaking industry, where it reduces the occurrence of paper holes and spots, [4] [5] as well as protecting the machinery from odor, [4] [6] clogs, [6] corrosion, [4] [6 ...
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