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Alkenyl Succinic Anhydride

The cationic starch solution used to emulsify ASA must be cooled below 38 Celsius (100 Fahrenheit) and have a pH of 4-4.5 to minimize ASA hydrolysis. If the starch viscosity is excessively high, poor
2025-09-08
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How to convert from acid sizing to neutral sizing

Detailed Conversion StepsStep 1: Preliminary Assessment and PreparationClearly define your goals: Why are you converting? Is it to improve paper strength and brightness? To use cheaper calcium carbona
2025-09-08
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There are three primary components in many defoaming formulations

There are three primary components in many defoaming formulations: · A liquid base: Common liquid bases include mineral oil, vegetable oil, synthetics (polyol, esters), or polydimethylsiloxane (silico
2025-03-27
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How to judge the quality of AKD wax powder from its appearance?

Our latest AKD wax powder is more oily, more transparent, waxy texture better, purity of 91%-93%.It can help you achieve better oiliness, better emulsification effect during the production, then to ge
2024-10-30
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Quantitative Analysis and Application of Unbound and Bound AKD in Wet and Dry Paper

Method for determining unbound AKD (AKD that has not reacted with the solids of the paper stock) and bound AKD (AKD that has reacted with the solids of the paper stock). The main principle is to first
2024-05-22
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How To Determine The Content Of Akd In Paper By Pyrolysis Gas Chromatography?

Determination of unbound AKD content:1.5 g of crushed paper sample was added to 15 ml of hexane (hexane was previously contained in a round-bottom disposable borosilicate glass tube), and the sample w
2023-12-20
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The Hydrolysis Of Asa Is An Autocatalytic Reaction--a Brief Discussion On The Preservation Of Asa Raw Materials

Based on the different long carbon-hydrogen chains that make up the ASA molecule, the ASA raw materials currently used in papermaking can be divided into the following categories:1. 16 carbons, linear
2023-08-16
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Improving The Sizing Efficiency Of Asa By Using Hydrophobically Modified And Acid-Hydrolyzed Cationic Starch

An important part of preparing ASA emulsion is to use cationic starch emulsifiers. Generally, the ratio of starch emulsifier to ASA is as high as 2:1-4:1.But have you ever thought that if the cationic
2023-05-26
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