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[Chemical Knowledge]：What are the upstream raw materials for the foam? What do the downstream products contain?

Read： 793 Time：13months ago Source：Transform the World with Simplicity

In the field of raw materials for chemical production, the upstream and downstream related products of foam mainly include the following aspects:

1. Upstream raw materials:

(1) Surfactant: The generation of foam is closely related to surfactants. Surfactant molecules have amphiphilic properties, both water affinity and oil affinity. On the surface of the liquid, the surfactant molecules are arranged in order to form a monomolecular film, thereby changing the surface tension of the liquid and making the foam stable. Commonly used surfactants are sodium dodecyl sulfate, sodium dodecyl benzene sulfonate, etc.

(2) Polymers: Some polymers, such as polyacrylamide, polyvinyl alcohol, etc., also have foaming properties. These polymers have long molecular chains and can form a thick foam layer on the surface of the liquid.

(3) Other additives: such as foam stabilizers, anti-foam agents, etc., have an important impact on the stability and elimination of foam.

2. Downstream products:

(1) Detergent: Foam plays an important role in detergent, which can help remove stains on the surface of clothes and tableware. Such as washing powder, detergent and so on.

(2) cosmetics: many cosmetics contain foam, such as shampoo, shower gel and so on. The foam can increase the use of the product and improve the cleaning effect.

(3) Fire fighting foam: In the field of fire fighting, foam is used to extinguish and suppress flames, such as foam fire extinguishers.

(4) Oil exploitation: In the process of oil exploitation, foam can be used to improve oil recovery and reduce moisture and impurities in crude oil.

In short, foam has a wide range of applications in the field of chemical production raw materials, and its upstream and downstream related products involve many fields, which are of great significance to people's daily life and industrial production.

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