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Last week I did some Polaroid Sx-70 image manipulations, using expired Artistic-Z film. (You can get the back story on that effort here.)
The other stack of expired P-film is Type 79, a 4x5 peel-apart sheet film, 20 sheets per box. (!!) The expiration date is 2009, so I decided to see what I would get now in the way of color and basic dye integrity. Being a peel-apart film, I had concerns the emulsion or dyes would have dried out and stick.
To test, it seemed quicker to load a sheet into my 545-I film holder and load it into the Daylab slide printer, and just shoot one of my color slides onto it, so that's what I did. I peeled it apart after 90 seconds, and it still developed fine - good rich color! (I had to take a guess at the Daylab color head settings, which act as a mini-enlarger, but they were good enough.)
I decided to shoot another piece and try a quick image transfer. Easy setup: a small tray (8x10) of cool water , and another small tray of warm water to soak a piece of plain watercolor paper, which would be the receptor of the dyes from the Polaroid. I shot the second piece of film and, instead of letting the print develop the full 90 seconds, peeled it apart in about 15 seconds, then laid the negative part (still holding the majority of the dyes) onto the damp watercolor paper. I used a small brayer to roll it flat, and let it sit for a few minutes, then picked up the paper, with the film still attached, and slid the whole thing into the cool-water tray, and peeled it off underwater.
I lost some of the dyes, anyway, as I thought might happen. Here's a shot of both of the regular Polaroids - the one on the right was my test shot in the Daylab. You can see the brighter colors from letting it develop completely. The pale one on the left is what's left after I pulled the film apart after 15 seconds, to keep the dyes from migrating over:
(You can barely see my notes on the margin of the right side, for the Cyan, magenta, and yellow settings on the Daylab, which made a nice colorful print.)
I did another one and it was a slightly better effort than the first one:
I decided I would hand color the one on the left, since it had more emulsion left. After letting it dry overnight, I used Prismacolor pencils (wax-based). I like the emulsion ripples and folds from the water. I left some of the lift-off alone, because I like it, too:
I also decided to take the 90-second developed, colorful Polaroid and try an emulsion lift. That process calls for a tray of hot water (around 160 degrees F.), to enable the emulsion to dissolve from the paper backing. This process did NOT work at all. The expired emulsion is way too fragile to handle the high heat. What was left in the hot water tray was a lot of floating pieces of film and goo, and a paper backing with nothing left on it. *sniffle* I tried a couple more, varying temperatures, time in the water, etc., but it all dissolved and floated away. No point in wasting more film on it - emulsion lifts are a no-go with this stuff now.
But overall, I'm encouraged to be able to do some of these processes again. Pretty sure some will be not be very successful and I may have trouble with darker dyes. But it's still making my inner alt-geek very happy to play with this stuff again.
My Daylab isn't quite a doorstop yet!
The other stack of expired P-film is Type 79, a 4x5 peel-apart sheet film, 20 sheets per box. (!!) The expiration date is 2009, so I decided to see what I would get now in the way of color and basic dye integrity. Being a peel-apart film, I had concerns the emulsion or dyes would have dried out and stick.
To test, it seemed quicker to load a sheet into my 545-I film holder and load it into the Daylab slide printer, and just shoot one of my color slides onto it, so that's what I did. I peeled it apart after 90 seconds, and it still developed fine - good rich color! (I had to take a guess at the Daylab color head settings, which act as a mini-enlarger, but they were good enough.)
I decided to shoot another piece and try a quick image transfer. Easy setup: a small tray (8x10) of cool water , and another small tray of warm water to soak a piece of plain watercolor paper, which would be the receptor of the dyes from the Polaroid. I shot the second piece of film and, instead of letting the print develop the full 90 seconds, peeled it apart in about 15 seconds, then laid the negative part (still holding the majority of the dyes) onto the damp watercolor paper. I used a small brayer to roll it flat, and let it sit for a few minutes, then picked up the paper, with the film still attached, and slid the whole thing into the cool-water tray, and peeled it off underwater.
I lost some of the dyes, anyway, as I thought might happen. Here's a shot of both of the regular Polaroids - the one on the right was my test shot in the Daylab. You can see the brighter colors from letting it develop completely. The pale one on the left is what's left after I pulled the film apart after 15 seconds, to keep the dyes from migrating over:
(You can barely see my notes on the margin of the right side, for the Cyan, magenta, and yellow settings on the Daylab, which made a nice colorful print.)
I did another one and it was a slightly better effort than the first one:
I decided I would hand color the one on the left, since it had more emulsion left. After letting it dry overnight, I used Prismacolor pencils (wax-based). I like the emulsion ripples and folds from the water. I left some of the lift-off alone, because I like it, too:
I also decided to take the 90-second developed, colorful Polaroid and try an emulsion lift. That process calls for a tray of hot water (around 160 degrees F.), to enable the emulsion to dissolve from the paper backing. This process did NOT work at all. The expired emulsion is way too fragile to handle the high heat. What was left in the hot water tray was a lot of floating pieces of film and goo, and a paper backing with nothing left on it. *sniffle* I tried a couple more, varying temperatures, time in the water, etc., but it all dissolved and floated away. No point in wasting more film on it - emulsion lifts are a no-go with this stuff now.
But overall, I'm encouraged to be able to do some of these processes again. Pretty sure some will be not be very successful and I may have trouble with darker dyes. But it's still making my inner alt-geek very happy to play with this stuff again.
My Daylab isn't quite a doorstop yet!
