Gutta | 合法醫療器材資訊網

Dentistry—Dentistry[edit]...Thesamebioinertnessthatmadeitsuitableformarinecablesalsomeansitdoesnotreadilyreactwithinthehumanbody.It ...

Palaquium trees, and latex made from sap

Gutta-percha is a tree of the genus Palaquium in the family Sapotaceae. The name also refers to the rigid, naturally biologically inert, resilient, electrically nonconductive, thermoplastic latex derived from the tree, particularly from Palaquium gutta; it is a polymer of isoprene which forms a rubber-like elastomer.

The word "gutta-percha" comes from the plants name in Malay: getah translates as "latex". Percha or perca is an older name for Sumatra.

P. gutta trees are 5–30 metres (20–100 ft) tall and up to 1 m (3 ft) in trunk diameter. The leaves are evergreen, alternate or spirally arranged, simple, entire, 8–25 cm (3–10 in) long, glossy green above, and often yellow or glaucous below. The flowers are produced in small clusters along ...