Defoamers are widely used in pulp and paper making Pulping and papermaking defoamers are very necessary in papermaking, because a lot of foam will be generated in the process of papermaking and pulping. The surface tension of the generated saponified product is less than the surface tension of the black liquor generated by the cooking…
How to test food defoamers We can conduct judgment test or quantitative test on the properties of defoamers according to specific needs, so do you know how to test food defoamers? Defoamer manufacturers introduce several common methods. 1. Shake bottle method: The simplest and most common method is the shake bottle test method. Add…
What is a temporary defoamer? The temporary non-aqueous defoamer component is prepared by heating a polymer of a silica filler and a partially hydrolyzed trifunctional silane. The highly dispersed silica filler used is a crushed micropowder raw material, such as precipitated silica and similar silicas. The average particle size of the filler is 7-14…
Highlights of Penetrant Defoaming Agents As the name implies, penetrants have a penetrating effect, also known as JFC. It is needed both in industry and in life. For example, in the textile industry, printing and dyeing auxiliaries cannot do without penetrants, and in the treatment of cement floors in factories, warehouses, docks, parking lots, etc.,…
What should you pay attention to when using industrial defoamers? In the process of industrial production, many harmful foams will be generated. At this time, adding industrial defoamers is a way to solve the problem of foaming quickly and effectively. It is widely used in the papermaking industry, textile sizing, latex removal, food fermentation, biomedicine,…
What are the characteristics of silicone defoamer Generally speaking, polyether silicone defoamer is converted into a variety of different initiators, silicone defoamer, and this kind of initial agent can be used as a polyether silicone defoamer. According to the basis of classification, polyether silicone defoamer can be divided into polyol type and fatty acid ester…
Key points for selecting defoamer for sewage treatment Sewage treatment requires special additives to enable sewage to meet discharge standards as soon as possible. Eliminating foam is one of the tasks. So what are the key points for selecting sewage treatment defoamers? Here is an introduction for everyone: 1. Insoluble or difficult to dissolve…
Application of water treatment defoamer in coating industry In the paint industry, especially water-based paints, sewage treatment defoamers are used to help eliminate a large amount of foam produced during the paint production process that may affect the quality of the paint. Traditional defoamers are all water-insoluble substances. They need to add appropriate amounts…
