Amber Listserv / Amber Care

[Tom Buckley]

Chris,

    Did you pull a vacuum on the resin to remove the air bubbles or did they
settle out on their own?

Tom

Tom Buckley
Silicone Specialist
Polymer Engineering

Phone: 845-258-4928
Fax: 845-258-4930
----- Original Message ----- 
From: "Christopher Albrecht" <cjalbrecht at msn.com>
To: <tbuck22 at optonline.net>
Sent: Sunday, March 11, 2007 5:51 PM
Subject: Re: Amber Listserv / Amber Care


> Tom:
>
> Good questions. I do not know a lot about the chemical properties, but it
> worked over a period of 7 years so far with no noticable change. It wish I
> could tell you more. I originally found out about this through the Museum
of
> Comparative Zoology at Harvard after a long phone call with a currator
> there. Sorry, the name escapes me. I tried it and it worked.
> Pax, Chris
>
>
> >From: Tom Buckley <tbuck22 at optonline.net>
> >To: Christopher Albrecht <cjalbrecht at msn.com>, amber at ambericawest.com
> >Subject: Re: Amber Listserv / Amber Care
> >Date: Sun, 11 Mar 2007 07:42:36 -0500
> >
> >Chris,
> >
> >     In your experience, how is this stuff different from the more
> >traditional epoxy resins? Do you still have to pull a vacuum to remove
air
> >bubbles and get the resin into all the cracks and crevices? Also, the
fact
> >that it's described as biodegradable has me wondering as to how long it
> >will last once used to encapsulate the amber. Sorry for all the questions
> >but the Ward's site doesn't give much info. Thanks.
> >
> >Tom
> >
> >Tom Buckley
> >Silicone Specialist
> >Polymer Engineering
> >
> >Phone: 845-258-4928
> >Fax: 845-258-4930
> >   ----- Original Message -----
> >   From: Christopher Albrecht
> >   To: amber at ambericawest.com
> >   Sent: Saturday, March 10, 2007 8:14 PM
> >   Subject: Re: Amber Listserv / Amber Care
> >
> >
> >   Hi Everyone:
> >
> >   I have experimented with bioplastic resin. It works wonders with very
> >brittle New Jersey ambers. I embed the piece in the resin and then polish
> >one part back to the amber. The hard resin stablizes the amber. Search
the
> >term "bioplastic" online and you will find suppliers. It is expensive
also.
> >I got mine from Wards.
> >
> >   This brings me back to a question I asked the list 3 months ago, which
> >noone gave comment to. A lot of time we bag a piece of amber with a paper
> >label. Can paper, which often has an acid content to it, cause amber to
> >change chemically? John, your the chemist... any ideas? I have started to
> >double bag pieces with the label in the second outer bag separate from
the
> >amber piece as a precaution. Some pieces of paper in with pieces from the
> >DR and New Jersey chaged color over time from the amber. I did not see
this
> >effect with Canadian amber, Burmese or Baltic.
> >
> >   My two cents...
> >
> >   Pax, Chris Albrecht
> >
> >
>
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