''N''-Cyclohexyl-2-pyrrolidone or CHP
/ref> is a yellow to colorless liquid. It has a low vapor pressure, and is nearly odorless.[BASF the chemical company](_blank)
/ref> It has a low solubility in water, but is soluble in a variety of organic solvents.
CHP is used in the electronics industry as a photoresist
A photoresist (also known simply as a resist) is a light-sensitive material used in several processes, such as photolithography and photoengraving, to form a patterned coating on a surface. This process is crucial in the electronic industry.
T ...
stripper (usually in combination with other solvents like N-methyl-2-pyrrolidone
''N''-Methyl-2-pyrrolidone (NMP) is an organic compound consisting of a 5-membered lactam. It is a colorless liquid, although impure samples can appear yellow. It is miscible with water and with most common organic solvents. It also belongs to t ...
), and as a chemical polisher of copper in circuit board
A printed circuit board (PCB; also printed wiring board or PWB) is a medium used in Electrical engineering, electrical and electronic engineering to connect electronic components to one another in a controlled manner. It takes the form of a L ...
fabrication.dye
A dye is a colored substance that chemically bonds to the substrate to which it is being applied. This distinguishes dyes from pigments which do not chemically bind to the material they color. Dye is generally applied in an aqueous solution an ...
carrier in aramid
Aramid fibers, short for aromatic polyamide, are a class of heat-resistant and strong synthetic fibers. They are used in aerospace and military applications, for ballistic-rated body armor fabric and ballistic composites, in marine cordage, ma ...
fabrics.[
]
References
{{Organic-compound-stub
Pyrrolidones