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MMA is a raw material for the manufacture of other methacrylates. These derivatives include ethyl methacrylate (EMA), butyl methacrylate (BMA) and 2-ethyl hexyl methacrylate (2-EHMA). Methacrylic acid (MAA) is used as a chemical intermediate as well as in the manufacture of coating polymers, construction chemicals and textile applications.
For example, it would be unwise to choose completely hydrophobic monomers to be imprinted with a highly hydrophilic substrate. These considerations need to be taken into account before any new MIP is created. Molecular modelling can be used to predict favourable interactions between templates and monomers, allowing intelligent monomer selection.
Monomers are assigned short unique identifiers in internal HELM databases and can be represented by the identifier in strings. The approach is similar to that used in Simplified molecular-input line-entry system (SMILES). An exchangeable file format allows sharing of data between companies who have assigned different identifiers to monomers. [5]
Metal ions can also mediate molecular imprinting by binding to a range of functional monomers, where ligands donate electrons to the outermost orbital of the metal ion. [1] In addition to mediating imprinting, metal ions can be utilized in the direct imprinting. For example, a metal ion can serve as the template for the imprinting process. [18]
food options be positioned first in cafeterias, thereby inducing consumers to take more healthy food without limiting the availability of other choices. We explore these factors in a field study examining meal choices in a familiar restaurant. Methods During lunch hours, customers entering a Subway restaurant were approached and offered
The dispersity (also known as the polydispersity index) of a sample is defined as M w divided by M n and gives an indication just how narrow a distribution is. [ 2 ] [ 3 ] The most common technique for measuring molecular mass used in modern times is a variant of high-pressure liquid chromatography (HPLC) known by the interchangeable terms of ...
They are synthesized by the polymerization process and can be modified by the additive of monomers. The additives of monomers change polymers mechanical property, processability, durability and so on. The simple reactive molecule from which the repeating structural units of a polymer are derived is called a monomer.
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