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  1. But there are also "resin" pens that really are made of tree goop and are biodegradable, (like celluloid) although confusingly this is also a kind of "plastic" since "plastic" doesn't strictly mean dinosaur goop. My advice is to ignore the vague term "resin" and try to find out the specific material the pen is made of.

  2. Nov 15, 2012 · Why Celluloid? Celluloid is widely hailed as the resin material for pens, but why? Celluloid and hard rubber or ‘ebonite’ were the first plastic materials to be used in pen making. Ebonite is natural latex rubber, which has been mixed with sulphur and heat-treated so that it loses it’s ‘rubbery-ness’ and becomes a harder, rigid material.

  3. Apr 16, 2007 · There are actually very few plastic materials that have been successfully used in "quality" pens, for example: vulcanite/ebonite (hard rubber), celluloid (specifically cellulose accetate), PMMA (acrylic, acrylic resin, Permanite, Radite etc), polycarbonate (eg Makrolon) and ABS (mainly lower cost pens).

  4. en.wikipedia.org › wiki › CelluloidCelluloid - Wikipedia

    Celluloids are a class of materials produced by mixing nitrocellulose and camphor, often with added dyes and other agents.Once much more common for its use as photographic film before the advent of safer methods, celluloid's common present-day uses are for manufacturing table tennis balls, musical instruments, combs, office equipment, fountain pen bodies, and guitar picks.

  5. celluloid, the first synthetic plastic material, developed in the 1860s and 1870s from a homogeneous colloidal dispersion of nitrocellulose and camphor. A tough, flexible, and moldable material that is resistant to water, oils, and dilute acids and capable of low-cost production in a variety of colours, celluloid was made into toiletry articles ...

  6. Apr 10, 2021 · This pen was made c. 1924 using a duPont celluloid that Sheaffer called Radite: Before the manufacture of celluloid pens began c. 1920 , celluloid was used for objects such as billiard balls, flatware handles, jewelry, and toiletry items such as hand mirrors, hairbrushes, sewing implements, and the lady’s dresser-top hair receiver shown here.

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  8. Jul 1, 2010 · A new display at the American History Museum takes a look at celluloid—the granddaddy of all modern plastic materials. So what exactly got the ball rolling on plastics? It was, well, balls ...

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