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Category Archives: Dry strength additives
Amphoteric Starch
Amphoteric starch is a modified starch that contains positively and negatively charged substituent groups. It is used as wet-end additives, surface sizing agent and coating agent in the paper mill industries. In the paper making process several materials are anionic such as wood Read more
Cationic starch
Cationic starch is a modified starch. The cationic starches mainly used as wet-end starch. Although native starch can be used as wet-end starch, but cationic starches are more preferable. As the cationic starches are positively charged, they are easily attracted by the negatively Read more
Maize starch
Maize starch is also known as corn starch. Maize starch is most popular among the native starch. It contains low ash and low protein. In paper mill industries maize starch or corn starch used as wet end additives, tub sizing or surface sizing agent, coating agent and binder. Maize Starch is Read more
Posted in Dry strength additives
Tagged corn starch, Dry strength additives, maize starch, native starch
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Tapioca starch
Tapioca starch is a native starch. The starches which are produce in Tropical countries-such as Brazil, Nigeria, Indonesia, West Africa and Thailand are called tapioca starches. The most common tapioca starch is Cassava starch. Other tapioca starches are arrowroot, sweet potato, taro, sago, and Read more
Starch
What is Starch Starch is a natural carbohydrate polymer. The molecular formulae of starch is (C6H10O5)n. Mainly starch is used in paper mill to improve dry strength and surface. Its molecular weight is very high. Native starch has a very high viscosity. On the other hand modified starch has lower Read more
Dry strength additives
We meant by dry strength additives, a number of natural and synthetic polymers that are mixed in paper mill industry with the stock at the wet end to improve some properties of the dry paper. Normally dry strength additives are water soluble. Dry strength additives are used in paper mill to Read more
