Difference between pages "Medex" and "Blister copper"

From CAMEO
(Difference between pages)
Jump to navigation Jump to search
(username removed)
 
 
Line 1: Line 1:
 
== Description ==
 
== Description ==
  
[Medite Corp.] A brand name for a medium-density fiberboard that is made from cellulosic fibers bonded with a polyurea-isocyantate resin, then compressed into a hardboard. Medex is waterproof, smooth, heavier than plywood and slightly acidic (pH=5.5). Medex uses a formaldehyde-free adhesive but the wood fibers may still emit small amounts of organic acids such as acetic acid.
+
An intermediate product in [[copper]] smelting. Blister copper is formed when [[copper sulfide]] ore has been incompletely reduced to metallic copper.  It is approximately 96-99% pure copper and is riddled with bubbles due to escaped [[sulfur dioxide]] gas during solidification.
 +
 
 +
== Synonyms and Related Terms ==
 +
 
 +
blinding; cobre "blister" (Port.)
 +
 
 +
==Resources and Citations==
 +
 
 +
* Richard S. Lewis, ''Hawley's Condensed Chemical Dictionary'', Van Nostrand Reinhold, New York, 10th ed., 1993
 +
 
 +
* Henry Hodges, ''Artifacts: An Introduction to Early Materials and Technology'', Ronald P. Frye, Kingston, Canada, 1988
 +
 
 +
* Random House, ''Webster's Encyclopedic Unabridged Dictionary of the English Language'', Grammercy Book, New York, 1997
 +
 
 +
* ''The American Heritage Dictionary'' or ''Encarta'', via Microsoft Bookshelf 98, Microsoft Corp., 1998
  
== Hazards and Safety ==
 
  
Any wood product may release organic acids with time.
 
  
 
[[Category:Materials database]]
 
[[Category:Materials database]]

Latest revision as of 16:07, 8 May 2022

Description

An intermediate product in Copper smelting. Blister copper is formed when Copper sulfide ore has been incompletely reduced to metallic copper. It is approximately 96-99% pure copper and is riddled with bubbles due to escaped Sulfur dioxide gas during solidification.

Synonyms and Related Terms

blinding; cobre "blister" (Port.)

Resources and Citations

  • Richard S. Lewis, Hawley's Condensed Chemical Dictionary, Van Nostrand Reinhold, New York, 10th ed., 1993
  • Henry Hodges, Artifacts: An Introduction to Early Materials and Technology, Ronald P. Frye, Kingston, Canada, 1988
  • Random House, Webster's Encyclopedic Unabridged Dictionary of the English Language, Grammercy Book, New York, 1997
  • The American Heritage Dictionary or Encarta, via Microsoft Bookshelf 98, Microsoft Corp., 1998