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Re: [ARSCLIST] SV: [ARSCLIST] Acetate tape discolours tape box
Thank you, Lars!
At 05:16 AM 10/20/2006, you wrote:
One reason for A-D strip reaction might be the fact that the
in PVC production are esters from phthalic acid that, as the
decomposition of the
PVC reaches a certain point, heat and light being the main catalysts,
Brakes the weak chemical bonds that holds the phthalathes in place
and we get an acidic reaction, non odourous as to the
characteristics of phthalic acid.
Richard L. Hess email: richard@xxxxxxxxxxxxxxx
Aurora, Ontario, Canada (905) 713 6733 1-877-TAPE-FIX
Detailed contact information: http://www.richardhess.com/tape/contact.htm
Quality tape transfers -- even from hard-to-play tapes.