Re: Vineland

From: Hyperoglyphe (hyperoglyphe_at_schlockmail.com)
Date: 02/22/05 

Date: Tue, 22 Feb 2005 10:57:36 +0800

"I.E_Johansson" <inger_e.johansson@telia.com> wrote in message
news:PnvSd.17896$d5.141515@newsb.telia.net...
> [...]
> Still don't believe it?
> "The actual preparation of the first polyester resin is accredited to both
> Berzelius in 1847 and Gay-Lussac and Pelouze in 1883. "
> http://www.bpf.co.uk/bpfindustry/plastics_materials_polyester_unsaturated_PU
> .cfm?printable=yes
>
> Berzelius prepared it deliberately, Medieval Alchemists but also painters
> and copiest at monestries made it unaware of the new chemical product they
> came up with when putting together their receipe for ink as well as
> colors.
> Especially a yellow color which sometimes were used to draw a sketch
> before
> the ink was used to draw the line on top of the sketch. I thought everyone
> knew this. Sorry not to have made this clear before.
>
> Inger E

If "Medieval Alchemists" were tooling around with Alkyds in the 15th
century, how come they never stumbled onto PVC?

No bananas perhaps?

Dave

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