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[Chemical Knowledge]：Properties and Uses of Isopropyl Acetate (IPAC)

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Isopropyl acetate (Isopropyl Acetate, IPAC for short) is a colorless, transparent, pleasant odor liquid, which belongs to the important material in the field of organic chemical production raw materials. It has excellent solubility, low toxicity, low boiling point and other characteristics, so it is widely used in coatings, inks, adhesives, cleaning agents, spices and other industries. This article will detail the properties and uses of isopropyl acetate.

1. The properties of isopropyl acetate

1. Physical properties
isopropyl acetate is a colorless and transparent liquid with a pleasant smell. It has a lower boiling point of 54-55 ° C and therefore has a higher volatility. Isopropyl acetate has a lower density than water, 0.867g/cm³, and is insoluble in water, but miscible with most organic solvents.

2. Chemical properties
isopropyl acetate has ester group and isopropyl group, which makes it have certain chemical stability and water resistance. However, under high temperature, acidic or alkaline conditions, isopropyl acetate may undergo hydrolysis, alcoholysis and other reactions. In addition, it is also flammable, producing carbon dioxide and water when burned.

2. the use of isopropyl acetate

1. Coatings and inks
isopropyl acetate in coatings and inks as a solvent and thinner, can improve the coating leveling and drying, improve the printing performance of the ink. At the same time, isopropyl acetate has low toxicity and is environmentally friendly, so it is widely used in environmentally friendly coatings and inks.

2. Adhesive
Isopropyl acetate is used as a solvent in the adhesive to improve the bonding performance and drying speed of the adhesive. In addition, isopropyl acetate also has a lower surface tension, which helps to wet the surface of the adherend and improve the bonding effect.

3. cleaning agent
isopropyl acetate has good solubility and volatility, so it can be used to clean all kinds of oil stains, stains and so on. In metal processing, printing and other industries, isopropyl acetate is often used as a cleaning agent.

4. perfume manufacturing
isopropyl acetate has a pleasant smell, can be used in perfume manufacturing, improve the aroma quality of spices. At the same time, isopropyl acetate can also be used as a solvent for flavors.

In short, isopropyl acetate, as an important organic chemical raw material, is widely used in coatings, inks, adhesives, cleaning agents, spices and other fields. However, when using isopropyl acetate, it is necessary to pay attention to its toxicity and flammability to ensure production safety. In the future, with the improvement of environmental protection awareness and the continuous development of chemical technology, the application field of isopropyl acetate will be further expanded, and make greater contributions to the development of chemical production raw materials.

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