Breaking the rules yet again

When you begin to learn about printmaking at a university, there are many rules. Some are for safety — avoid catching your hand under the press roller, don’t splash the acid, etc. You also learn how to create an edition where each print should be virtually identical. Use wheat paste for chine collé (collage) work. More rules…

If I am honest, I have been enjoying printmaking so much more, now that I’m breaking the rules.

Efflorescence. Monoprint collage, 18 x 18in, $475.
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Why DO we love maps so much?

“Oh, I just love the maps,” say many people upon seeing my latest collages. I confess that I too am a map lover — or more properly a cartophile. I saved a box of old road maps for nearly 15 years before I found their perfect use.

New (to me) maps came my way recently thanks to a friend and the IU Surplus Store. The maps were decommissioned from the Indiana University branch of the U.S. Geological Survey, and feature geological features from around the United States. As I sorted amongst these dusty gems for several hours, I began to wonder, why DO we love maps so much?

Maps bring back memories

Continue reading “Why DO we love maps so much?”

Why are some inks more opaque than others?

Why are some printmaking inks more opaque than others? I’m currently working on a commission that won’t be unveiled until after it is delivered to its new collector. Without giving away the details, I found myself needing to shift from a middle blue tone into much darker greens. Enter the yellow opaque ink…

Gamblin’s Relief Ink Hansa Yellow Light is quite opaque.

Opacity vs transparency : not all inks are the same

After using Gamblin’s relief inks for a while, I intuitively know that yellow, napthol scarlet and titanium white will be the most opaque. Other inks like quinacridone red and phthalo blue will be very transparent. For me opacity means that it will cover up the color underneath more completely, and combine with it less. Even with opaque ink straight from the can, you will never get the color on the paper that you see on the glass. They aren’t completely opaque.

I wanted to answer the question of why some inks were more opaque than others. It was remarkably difficult to get such an explanation without jumping off into a discussion of physics for which I was not qualified.

Getting to the why of opacity and transparency

Mixing in some transparent blue didn’t make my yellow much less opaque.

Two on-line sources got me closer to an explanation of why inks vary in opacity. Why Some Paints are Transparent and Others Opaque, a page from Natural Pigments on-line store, has the most complete explanation. The Anatomy of Paint: Pigment and Binder from Essential Vermeer 2.0 has a discussion with a bit less physics.

The answer has three variables

Relative Refractive Indicies

Remember that all pigments whether naturally gathered or industrially created all start out as a powder. The powder is combined with a binder to allow the pigment to be applied to a surface. With printmaking, burnt plate oil (a heated version of linseed oil) is the binder.

Both pigments and binders have a rating for their ability to refract — or scatter — light. The more similar the number, the more likely the created ink will be transparent — or not scattering the light. Linseed oil has an index of 1.479 so pigments that have a very similar index will allow the most light to pass through, appearing transparent. Other pigments like zinc oxide, have an index of 2.00, and therefore appear opaque — not allowing any of the light through.

Particle Size

In my previous post on gold ink, I noted that my favorite one — Charbonnel’s Etching Ink Gold — had almost noticeable particles. It is very opaque, and this makes sense because the light is being refracted off the (larger) gold pigment particles, and can’t make its way down through the ink layers to the white paper.

Imagine all of those light particles struggling to make it through to the white paper!

Distribution of Pigment

This variable is obvious to me, as I liberally mix transparent base into my relief inks to increase the transparency of any color. Even still, I can never achieve the transparency of a phthalo blue with the yellow or white inks. This is probably because of the above two variables.

You can see that this mixed ink is fairly opaque because I can’t see any of the support buttons that are beneath the glass on the table,

I’m not sure I completely understand refractive indicies, but I do get a kick out of imagining the light rays trying mightily to penetrate my layer of ink and make it to the white paper.

Now back to my commission and to some new work. Science class is concluded.

Looking for a new gold ink

I love gold ink. There, I’ve said it. I’m not a flashy person in personality or dress. But in my studio practice, gold ink is a necessity.

Is one gold ink better than another?

To answer this question, I put three inks to the test.

Hanschy RichGold (now Hanco) litho ink (Hanco CS-951 $26.55 Blick.com)
This was my first gold ink. I was taught to do relief printmaking with lithography inks, and I’ve had this one for about eight years. Until October, it was my go-to gold. Straight from the 1lb. can, it is strikingly green-gold and moderately thick. Little evidence of grainy pigments.

Update from Hanco: The can in the picture is about 10 years old and has been discontinued. You’ll want to try our Brilliant Rich Gold or our Rich Gold paste. They are much brighter than the old Metal Sheen metallic ink. 

I haven’t tried out the new Hanco inks, so if you have experience with them, please add your thoughts to the comments!

Handschy RichGold has been my go-to gold for quite a while.

Cranfield Traditional Relief Ink Gold (75 ml $15.21 Blick.com)
I just received this one, and I was looking for great color in a true relief ink. The color on the tube matches the ink itself — it looks like copper. When squeezed out of the tube, you do see evidence of some grainy pigments.

Cranfield gold looks like copper…

Charbonnel Etching Ink Gold (60ml $18.36 Blick.com)
I have been using this ink for a few months. Out of the tube, it looks the most like gold and is thick and stiff, with lots of grainy pigment.

Charbonnel etching ink is quite stiff.

Putting the ink to the test

I don’t usually use gold ink as a first layer. It would sink into my thick cotton paper and lose all of its reflective qualities. I wanted to see how each ink behaved when printed over previously printed colors. Luckily I had some unfinished bookmarks left over from this year’s Open Studios Tour that I could use. I modified each ink with a similar amount of Gamblin’s tack reducer, until each ink was viscous enough to be rolled out.

When similarly modified, each ink was rolled out and used for printing a bookmark. Left: Handschy, Middle: Cranfield, Right: Charbonnel.

When rolled out, the difference in inks is quite apparent. The Handschy ink on the left is not very reflective, and looks more greenish-brown than gold. The Cranfield in the middle is more reflective, but is still quite coppery and dark. The Charbonnel on the right was the most difficult to roll out. It never gets buttery when mixed on the glass and rolls out into a stiff rectangle.

The proof is in the print

When printed onto the unfinished bookmarks, the difference is even more clear. Both the Handschy and Cranfield and very dark and not at all reflective. By contrast, the Charbonnel is lighter, and its reflective surface contributes to a feeling of depth in the bookmark.

Which ink do you prefer? My heart is with the Charbonnel.

The Charbonnel is so superior to the others that I can’t see when I would ever use the other two. When you want a reflective surface, the ink with the most pigment is the one to use. Hands down.

Printmaking sometimes takes an eternity

Printmaking can sometimes take an eternity. Or this is how it seems. My first art professor impressed upon me that unlike reading a book which can be skimmed, or writing a paper during an all-nighter, making art takes the time it takes. This fall, I have found this to be true. I decided to create a linocut concept that had twelve layers of ink, the most I have ever done.

On the Far Side of Forever, an aerial inspired linocut.
Elizabeth Busey. On the Far Side of Forever. Reduction linocut on Rives BFK. 16 x 21in (image size), 28 x 37in (framed size), edition of 13, $375 unframed.

I wanted to create imagery that asked the question — what if aerial views were like topographical maps? To answer this question, I created both horizontal (above) and vertical (below) compositions. I imagined the views a hawk or turkey vulture might have, if they were flying around in a topo-filled world.

The Grand Eternal Show, a topographically inspired aerial view linocut.
Elizabeth Busey. The Grand Eternal Show. Reduction linocut on Rives BFK. 21 x 14in (image size), 31 x 23in (framed size), edition of 13, $375 unframed.

Creating similar but not the same

To make these works harmonize, but not be the same, I used different views of the topography so that the largest shapes are repeated. I also wanted to find a way to make the layers not be completely homogeneous. To do this, I started both series with some loose diagonal color fields as the first layer of ink. I even reversed the location of each color for the different linocuts.

First layer of linocut has rough inexact color fields.
The first layer had rough, inexact color fields.

Carve this, not that

One of the more difficult tasks was remembering where to carve for each subsequent layer. Once a layer was carved away, I could not go back and touch up the linear marks that divided it from the others. Each time I printed, I also printed the line marks to keep them a consistent tone throughout, even if the color was somewhat different.

The last layer — the lines alone — required some strategy. I could leave them with the darkest tone only, but this meant that the darkest areas were not well differentiated from a distance. So I went to my old friend, gold ink.

Getting serious with pigment

I had been using a very old gold ink from Handschy, and wondered if another ink would give me more brilliance. I ordered some Charbonnel gold etching ink on a whim, and now was able to give it a try. As you can see from the video, this ink does not have the viscosity of most relief inks. I wanted to keep the pigment as intense as possible, since it was going to go over fairly dark blues and greens. The addition of some burnt plate oil allowed me to gradually roll out the stiff ink.

Gold ink on the last layer of the topography linocut.
The last layer need to print clearly. The thick gold etching ink did the job well.

While the ink looked too thick on the glass, and didn’t make that velvety sound I usually strive for, it did adhere to the linoleum well and printed evenly on the ink-saturated paper. With one layer of ink, the gold sheen can be delicately seen, especially in the problem dark areas. I wondered if more gold would be better, and printed another layer of gold immediately. This gave me more gold reflection, but meant that now your eye was confused about what was important. I wanted the work to be more about the layers, with the lines playing a supporting role. So I stuck to one layer of gold ink.

The feeling of satisfaction I had upon completing these two linocuts was one I haven’t felt in a long time. For this, I am eternally grateful.

Sometimes it is smart to start small

Sometimes it is important to start small. I have a tendency to be impatient. I want to create an image on a LARGE scale. Unfortunately, I have some works that are large and problematic. If I had just taken the time to do a smaller study, I could have foreseen things that would go wrong later, but with much less heartache and with fewer sore muscles.

This year’s eclipse has been on my creative mind for a while. I spent the event deep in the woods, watching crescent moons dance across a dry shale creek bed. I have been wanting to capture the feeling of this experience, and tried out a few ideas recently.

 

Study of eclipse
A 9 x 12 inch study of eclipse moons on Thai Unryu paper.

When looking my eclipse photographs, I noticed two things. First, the crescent moon shapes weren’t sharp, but rather were soft, and didn’t meet at points. Some were larger than others, some more complete. The variation came from the different pinholes made in the forest canopy as the light came down. I wondered if I might distinguish between the shapes with different transparent colors, even though my experience and my photographs were mostly black and white.

Second, because it was not completely dark, you could see some of the tiny leaves and detritus that was on the creek bed. This provided some important 3D cues for the image. To address this issue, I decided to print on Thai Unryu paper. Sometimes called cloud paper, this is mulberry paper with thicker, longer fibers included. I wondered if the long fibers would show through in a way that might suggest the texture of the creek bed.

sample of thai unryu paper
Thai Unryu paper has longer fibers embedded in each sheet.

I’m glad I did this 9 x 12″ test print, because I think neither of these experiments was completely successful. Even while using very small changes in tone, the crescents separate in confusing ways. And when I printed the final darkest tones of the eclipse, the thin paper was completely saturated with pigment, and the long fibers are difficult to see.

I think I will do something I haven’t done for a long time — create an image with only one color — perhaps with only two or three passes of the same color. I will stick with my trusty Rives BFK as well, as the Thai Unryu paper became saturated and began to stretch out of shape as I repeatedly printed on it.

Learning on a smaller scale. It would be great if we could approach other things in life this way!

Metallic inks put the shine on

Art-making is compromise.  Those who say that you can make whatever you want are simply mistaken. Art making is a compromise between what you have in your imagination, and what you can accomplish with your materials. In reduction printmaking, this compromise has to do with the number of shades, colors or details you would like versus the amount of ink your paper is willing to accept. Apply too much ink, and you are finished.

What is an overzealous printmaker to do? In many of my linocuts, I turn to metallic inks to finish the piece, even if I wasn’t quite finished myself.

silver and gold metallic inks on a carved linoleum block
A blend roll of gold and silver metallic inks are the last layer on my latest cloud linocut.

Why metallic inks are different

Metallic inks are different from other printmaking inks. The pigments are not ground as finely as other colors so they can reflect light. Gold inks are simulated with combinations of copper and zinc (yielding a sort of bronze) and silver inks are made from aluminum. As these inks dry, the metals rise to the surface.

How shiny these pigments appear depends on the surface on which they are printed. On my very absorbent Rives BFK, the inks aren’t too shiny unless they are the last in a series of ink layers. With the above inked block, these inks are going over six other layers of ink, so the paper is nearly sealed. If you printed on a very slick surface, the results would be shinier. If a very reflective result is required, you would need to resort to foil printing — a fascinating technique with which I would love to experiment.

cans of metallic gold and silver printmaking ink
Cans of metallic inks can bring a shine to any situation.

Mixing brands of ink — apologize later

Gamblin –the maker of my other relief printmaking inks — does not make metallic inks. I have had my Handschy gold and Kohl & Madden silver inks for years. Straight out of the can they are very dark and strong, so I mix in some Gamblin Relief Transparent Base and some tack reducer to get the strength I need. So far my mixing of different ink brands has not resulted in a visit from the ink police.  I also use a bit of metallic ink to make an ink less transparent, without adding white — which can lead to too-pastel colors.

I just applied a layer of metallic gold and silver blend roll to my latest cloud linocut, and I think it is finished. It is a diptych, so I am working on just the right way to display it on-line.

In the meantime, consider if a little metallic ink might help you put your shine on.

If only every mistake could be fixed with Bondo

The English language needs a word for that chilly feeling of regret that washes over you, followed by the hot flush that confirms that you just made a terrible mistake. In relief printmaking, this comes when you have carved away a portion of your block that you had not intended. This happened to me recently, and after I discarded the possibility of having a toddler-style tantrum on the floor, I turned to Google.

Thankfully, me eyes soon rested on a blog post by Erich Neitzke on how to use Bondo to repair a linoleum block. My only experience with Bondo comes from my childhood, when I would help my father use Bondo and fiberglass mesh to patch our 1967 Volvo. After reading Erich’s blog, I headed to the hardware store to give Bondo a try on my block.

Can of Bondo
Yep, they still make Bondo. You shouldn’t need the fiberglass kit.

My trouble came from my carelessness when using a mask or frisket to block out part of the linoleum. A mask is simply a packing tape covered piece of tracing paper that physically covers part of the block so the roller can’t deposit the ink. The result is an ink/no ink line. The actual mask that I created was slightly different from the lines on my tracing paper drawing, but I had forgotten this, and merrily began carving away the incorrect lines. This would mean that there would be a strange white space between my yellow sky and purple mountains. There was no way to glue back the pieces of linoleum with Superglue, which only works on minute areas where the linoleum is somewhat attached.

Masking tape around the mistakenly carved linoleum.
Masking around the area means that you will have less area to sand later.

Armed with my Bondo, I first masked around the area I wanted to fill with blue tape. I mixed a small amount of the white compound from the can, with a tiny amount of the brick red paste from the accompanying tube. I used a Dixie cup as a container and a popsicle stick for mixing and spreading. Make sure to use gloves and have proper ventilation. (Don’t do this inside.)

Bondo is spread over the area.
Press the Bondo firmly over the area, and don’t scrape down too deep. You want it to be a little bit higher than the block at this point.

I quickly spread the Bondo firmly into the channel I wanted to fill and scraped down some of the excess. You will want to leave a raised mound that you can sand. Bondo cures, rather than dries, so I was able to start sanding after an hour.

The linoleum has been patched by Bondo, but must be sanded.
Remove the masking tape. Now it is time to gently sand by hand.

After removing the masking tape, I began sanding with 220 paper. I was careful not to sand too far down, as then I might get small lines around the filled area that might print. This patch will work if you have relatively small areas to fill, or if you fill in several steps. It might be hard to fill an area that is not surrounded on most sides by linoleum.

Pencil marks now show the correct place to carve.
The correctly carving marks are transferred to the block, with a written reminder.

After the sanding, I carefully transferred the correct marks to the block, and reminded myself where to carve. It is always better for colors to overlap slightly than to have those unsightly white lines. You can always carve away more later.

After two colors, the Bondo area is still holding well. My diptych of cumulonimbus clouds was saved. If only other problems were so easy to solve with a simple patch and some sanding.

Beauty of Beginnings

Ideas for new linocuts are all around me — in the sky, in my phone, in my sketchbook. I go through quite a process to determine if something is worthy of a new linoleum block. Many ideas don’t make it very far. Luckily I was treated to an incredible sight a few weeks ago that was perfect for my next linocut. Here is a quick recap of how I began:

Inspiration after perspiration

One Thursday morning I was walking out of my rowing class and was treated to this site. They are called altocumulus undulatus. I filled my phone with imagery from all angles. At home, I printed out some of these images on 11 x 17 inch photo paper so I could get a better sense of how the pattern would look if it was larger. Some patterns expand well, and others lose their appeal.

Prismacolor helps my planning.

From here I laid out all of the photographs and did some sketches, including some with colored pencils. Although I am not using the pencils in the exact layering technique that I will with my inks, the pencils do help me think about what colors are possible. I love Prismacolor pencils for this task because they have rich pigments and blend together on the page.

Almost ready for the first marks

After I created a final drawing, I used a large sheet of tracing paper and an 8B pencil to create my own carbon copy. Here I’ve transferred the darkest part of the clouds, but I still have to judge which part will be the white area. If I carved away all of the areas that are without graphite, the linocut would have too much white and would appear only two-dimensional.

New color and an old friend

Pygmalion’s Art Supply in downtown Bloomington, IN has a new custom color created each year by their staff, and the proceeds from the pigment sales go to a local organization. I have just a bit left of last year’s Saffron, and use it with a touch of Red Rhino Red to create the glowing orange for the first layer.

I admit that printing light orange over the entire block is a bit daring in a linocut that will also feature blue. But that is all part of the adventure of printing…

I leave you with my very first video filmed with my new Iphone tripod. As February turns to March, my thoughts turn to the Good Humor truck and an icy Dreamsicle. (Don’t drool on your keyboard or phone…)