Diisopropylnaphthalenes (DIPN) is a solvent for

carbonless copy paper Carbonless copy paper (CCP), non-carbon copy paper, or NCR paper (No Carbon Required, taken from the initials of its creator, National Cash Register) is a type of coated paper designed to transfer information written on the front onto sheets benea ...

. The oil consists of a mixture of

isomer In chemistry, isomers are molecules or polyatomic ions with identical molecular formulae – that is, same number of atoms of each element – but distinct arrangements of atoms in space. Isomerism is existence or possibility of isomers. Iso ...

s of di

isopropyl In organic chemistry, propyl is a three-carbon alkyl substituent with chemical formula for the linear form. This substituent form is obtained by removing one hydrogen atom attached to the terminal carbon of propane. A propyl substituent is often ...

naphthalene. Some key properties are broad liquid range, low volatility, and low toxicity. DIN is also known as Kureha Micro Capsule Oil (KMC oil).{{Ullmann, authors=Gerd Collin, Hartmut Höke, Helmut Greim, title=Naphthalene and Hydronaphthalenes, year=2003, doi10.1002/14356007.a17_001.pub2. One component of DIPN is 2,6-diisopropylnaphthalene, which has more specialized applications.

References

Naphthalenes Aromatic hydrocarbons