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  • How Monomers Polymers Macromolecules Are Related

How Monomers Polymers Macromolecules Are Related

On the relationship between monomers, polymers and macromolecules
Everything in the world has its own origin. In the microscopic world of chemistry, the relationship between monomers, polymers and macromolecules is the key to exploring the mystery of material composition.

Monomers are the basic units that constitute complex substances. Their structure is simple and unique, just like masonry in a vast building, they are the cornerstones of a larger chemical system. Each monomer has a specific chemical functional group, which gives the monomer its unique reactivity and determines how it connects to others.

Polymers are chains or networks formed by the interconnection of many monomers. Monomers are combined by covalent bonds, and this process is like countless bricks and stones piled up layer by layer according to specific laws, forming long chains or complex networks. The process of polymerization, either by addition polymerization or by condensation polymerization. During addition polymerization, the double bonds of monomers are opened and connected to each other, and no small molecules are formed; condensation polymerization is accompanied by the precipitation of small molecules such as water and alcohol when the monomers are connected. The properties of polymers are simple superpositions of non-monomer properties, but vary widely depending on the type, order and degree of polymerization of monomers.

Macromolecules are molecules with huge molecular weight, and polymers belong to the category of macromolecules. Macromolecules have unique physical and chemical properties due to their high molecular weight. Their long chain structure gives high strength and flexibility to macromolecules, such as natural rubber, and their macromolecular structure gives them good elasticity. The internal interactions of macromolecules, such as hydrogen bonds, van der Waals forces, etc., also have a profound impact on their properties.

Monomers, polymers and macromolecules are closely related. Monomers are the source of initiation and polymerize to form polymers, and many polymers form macromolecular systems. This relationship runs through chemical synthesis, materials science and many other fields. Understanding this relationship can provide insight into the relationship between the microstructure and macroscopic properties of matter, and lay a solid theoretical foundation for the development of new materials and the improvement of chemical processes.