Log in or Sign up
Coin Talk
Home
Forums
>
Coin Forums
>
US Coins Forum
>
What should I do with this IHC?
>
Reply to Thread
Message:
<p>[QUOTE="Mad.Outcast, post: 869896, member: 24625"]Im not sure if some people know this,but verdigris is "PVC" on copper.verdigris a green pigment that forms on copper,and attacks it physical properties. it can contain "Copper chloride" PVC is Polyvinyl Chloride.Polyvinyl Chloride is vinyl polymer constructed of repeating vinyl groups,having one of their hydrogens replaced with a chloride group,It is the "chloride group" that effects the copper,the Chloride being an "additive" to the vinyl,does not "bond" long term.epically in humid environments,it "sweats" out of the vinyl,and reacts to the copper coin creating "Verdigris" the green goo.[/QUOTE]</p><p><br /></p>
[QUOTE="Mad.Outcast, post: 869896, member: 24625"]Im not sure if some people know this,but verdigris is "PVC" on copper.verdigris a green pigment that forms on copper,and attacks it physical properties. it can contain "Copper chloride" PVC is Polyvinyl Chloride.Polyvinyl Chloride is vinyl polymer constructed of repeating vinyl groups,having one of their hydrogens replaced with a chloride group,It is the "chloride group" that effects the copper,the Chloride being an "additive" to the vinyl,does not "bond" long term.epically in humid environments,it "sweats" out of the vinyl,and reacts to the copper coin creating "Verdigris" the green goo.[/QUOTE]
Your name or email address:
Do you already have an account?
No, create an account now.
Yes, my password is:
Forgot your password?
Stay logged in
Coin Talk
Home
Forums
>
Coin Forums
>
US Coins Forum
>
What should I do with this IHC?
>
Home
Home
Quick Links
Search Forums
Recent Activity
Recent Posts
Forums
Forums
Quick Links
Search Forums
Recent Posts
Competitions
Competitions
Quick Links
Competition Index
Rules, Terms & Conditions
Gallery
Gallery
Quick Links
Search Media
New Media
Showcase
Showcase
Quick Links
Search Items
Most Active Members
New Items
Directory
Directory
Quick Links
Directory Home
New Listings
Members
Members
Quick Links
Notable Members
Current Visitors
Recent Activity
New Profile Posts
Sponsors
Menu
Search
Search titles only
Posted by Member:
Separate names with a comma.
Newer Than:
Search this thread only
Search this forum only
Display results as threads
Useful Searches
Recent Posts
More...