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Palaquium gutta. Gutta-percha is a tree of the genus Palaquium in the family Sapotaceae, which is primarily used to create a high-quality latex of the same name. The material is rigid, naturally biologically inert, resilient, electrically nonconductive, and thermoplastic, most commonly sourced from Palaquium gutta; it is a polymer of isoprene which forms a rubber-like elastomer.
The Gutta Percha Company was an English company formed in 1845 to make a variety of products from the recently introduced natural rubber gutta-percha. Unlike other natural rubbers , this material was thermoplastic allowing it to be easily moulded .
The India Rubber, Gutta Percha and Telegraph Works Company was a London-based company based in Silvertown, East London.It was founded by Stephen William Silver in March 1864 as Silver's Indiarubber Works and Telegraph Cable Company Ltd. [1] However in July that year the name was changed to the India Rubber, Gutta Percha and Telegraph Works Company.
Until the mid-19th century, wax was the only material used to record an impression of the teeth, and then gutta-percha was first used. [9] In the 20th century, dentists began using impression materials like modeling compound, wax, and later, elastomers (rubber-like substances), to record the patient's bite. [9]
Palaquium gutta (Hook.) Burck; Palaquium hansenii Chantaranothai; Palaquium herveyi King & Gamble; Palaquium heterosepalum Merr. Palaquium hexandrum (Griff.) Baill. Palaquium hinmolpedda P.Royen; Palaquium hispidum H.J.Lam; Palaquium hornei (Hartog ex Baker) Dubard; Palaquium impressionervium Ng; Palaquium karrak Kaneh. Palaquium kinabaluense P ...
Behind his gutta-percha face and roly-poly figure, it was evident there was a man of steel—but well-mannered steel." [56] British director Victor Saville remembered him as being "the best listener. He wanted to know. He was the devil's advocate. He would prod you and question you and suck you dry of any knowledge." [57]
William Montgomerie. William Montgomerie (1797–1856) was a Scottish military doctor with the East India Company, and later head of the medical department at Singapore.He is best known for promoting the use of gutta-percha in Europe.
Eucommia is the sole member of the family Eucommiaceae, and was formerly considered to be a separate order, the Eucommiales. The modern species is sometimes known as the "hard rubber tree", [4] "Gutta-percha tree" or "Chinese rubber tree", but is not related to either the true Gutta-percha tree of southeastern Asia, nor to the South American rubber tree.