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guncotton

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guncotton: see nitrocellulose nitrocellulose, nitric acid ester of cellulose (a glucose polymer). It is usually formed by the action of a mixture of nitric and sulfuric acids on purified cotton or wood pulp.
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guncotton [′gən‚kät·ən]
(materials)
Any of various nitrocellulose explosives of high nitration (13.35-13.4% nitrogen) made by treating cotton with nitric and sulfuric acids; used principally in the manufacture of single-base and double-base propellants.
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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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