Parque Nacional del Este, Dominican Republic
Conservation Notes

Duho

PNE-01-A-0228



Begin Conservation Log

7 December 1997

12:30 pm placed in 100% acetone bath

4:45 pm turned on vacuum to control small bubbles released

4:54 pm +/- vacuum, bubbles at 1 minute

5:15 pm +/- vacuum to create small bubbles

6:15 pm acetone--no pressure--vacuum

7:40 pm reversed position of duho for coverage. Vacuum started: 3 minutes until bubbles appear

10:30 pm +/- vacuum to create small bubbles

10:35 pm removed from acetone, place in SFD1 mix

10:45 pm vacuum on, +/- vacuum to create small bubbles

11:00 pm +/- vacuum to create small bubbles

8 December 1997

2:30 am +/- vacuum to create small bubbles

3:00 am periodic vacuum at 1 Atm, soaking in polymer mix until 8:00 am

10:00 am +/- vacuum to create small bubbles

11:00 am no pressure--vacuum 12:30 pm +/- vacuum to create small bubbles

3:00 pm +/- vacuum to create small bubbles until 4:15

6:20 pm vacuum 3 minutes until bubbles appear

8:30 pm vacuum 3 minutes until bubbles appear

11:30 pm vacuum 3 minutes until bubbles appear, soak overnight

9 December 1997

10:30 am vacuum 5 minutes, mild bubble

11:00 am vacuum 10 minutes, tiny bubbles

11:30 am removed from mixture, wiped with napkins

2:00 pm catalyst applies, placed in bag with catalyst-soaked cloth

11 December 1997

12:00 pm note white substance on all artifact treated. Bagged and left for next step

21 December 1997

Good condition, small amount of white silicone present

25 December 1997

7:30 pm artifact exibiting small surface cracks. Noted small "checks" along legs, appeared "dry" inside. Placed in passive SFD-1

30 December 1997

Immersed in polymer bath, covered and sealed

21 Febuary 1998

Removed from polymer and drained. It was then placed in a bag.

End Conservation Log

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    Last updated: 20 February 1998
    URL: http://www.indiana.edu/~r424park/dr/conservation/a0228conserve.html
    Comments: Underwater Science Program
    Copyright 1998, The Trustees of Indiana University