Difference between revisions of "Pontianak copal"
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== Description == | == Description == | ||
| − | A natural [ | + | A natural [[copal|copal]] resin obtained from the ''Agathis'' trees in Borneo. The hard, smelly resin is used in varnishes and adhesives. |
== Synonyms and Related Terms == | == Synonyms and Related Terms == | ||
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copal Pontiac (Esp.); old bold Pontianak | copal Pontiac (Esp.); old bold Pontianak | ||
| − | == | + | == Risks == |
| − | + | Combustible, burning with a bright flame, dense smoke, and strong smell. | |
| + | == Physical and Chemical Properties == | ||
| − | + | * Soluble in oils and hydrocarbons. | |
| − | + | * Most copals fluoresce white in short-wave UV light. | |
| − | |||
| − | == | + | ==Resources and Citations== |
* G.S.Brady, ''Materials Handbook'', McGraw-Hill Book Co., New York, 1971 Comment: p. 629 | * G.S.Brady, ''Materials Handbook'', McGraw-Hill Book Co., New York, 1971 Comment: p. 629 | ||
Latest revision as of 13:48, 27 September 2022
Description
A natural Copal resin obtained from the Agathis trees in Borneo. The hard, smelly resin is used in varnishes and adhesives.
Synonyms and Related Terms
copal Pontiac (Esp.); old bold Pontianak
Risks
Combustible, burning with a bright flame, dense smoke, and strong smell.
Physical and Chemical Properties
- Soluble in oils and hydrocarbons.
- Most copals fluoresce white in short-wave UV light.
Resources and Citations
- G.S.Brady, Materials Handbook, McGraw-Hill Book Co., New York, 1971 Comment: p. 629
- Richard S. Lewis, Hawley's Condensed Chemical Dictionary, Van Nostrand Reinhold, New York, 10th ed., 1993