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nitrocellulose
(redirected from guncotton)

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nitrocellulose /ni·tro·cel·lu·lose/ (ni″tro-sel´ūl-ōs) pyroxylin.
ni·tro·cel·lu·lose (ntr-sly-ls, -lz)
n.
See cellulose nitrate.
nitrocellulose (nitr)
[-sel′yəlōs]
a mixture of nitrate esters of cellulose made by treating cotton with nitric and sulfuric acids. Solutions in a mixture of ether and alcohol are used as "plastic skin" under the name of collodion. Also called pyroxylin.
pyroxylin [pi-rok´sĭ-lin]
a product of the action of a mixture of nitric and sulfuric acids on cotton; used to make collodion.
nitrocellulose
pyroxylin, a base which is dissolved in alcohol or ether to form collodion.
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B&W films were made of cellulose nitrate that is a chemical compound that is similar to guncotton.
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Before 1951, 35-millimeter films for theatrical release were made of nitrocellulose, or nitrate, a chemical relative of guncotton, which is used in explosives.
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As I mentioned in past columns, Scot's selling point is that their powders are made from nitrocotton, alias guncotton, rather than wood-derived nitrocellulose; for it is maintained that cotton is a more uniform product than wood and, consequently, cotton will therefore be more uniform as a propellant.
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