[Table of Contents] [Search]


[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]

Re: Using improvised materials



>>... I am interested in using blood as a
>Robyn Sassen writes:
>
>>...I am interested in using blood as a medium in a book which I am
>>making.... >the areas I would like to investigate are :
>
>>1  Colour - the way it will change when wet, when dry.
>>2  Olfactory quality
>>3  Speed of drying and the use of anti-coagulant
>>4  Coagulating quality - how it will dry on paper, on gelutong wood..
>
>Color - well, only you will see the change. And, in the work I've done
>using blood it comes out looking like dried blood - pretty much. It may
>flake off the surface you put it on. When I put blood on linen, it dried,
>rusted and dusted off when touched. So, you might want to add gum arabic to
>the blood for adhesion. If you want to play with color, and maybe not use
>gum, try some of the traditional dyeing mordants - alum, for instance.
>Remember that since it's got lots of iron, it will rust and, depending on
>your substrate - it may "burn" through.

Blood looks brown or black when dry.Look at your old cuts.Add nitrites to
prevent oxidation as in supermarket meats-keeps it red.

>Olfactory - the smell will only last a little while after it dries. When
>writing with blood, I noticed that it didn't smell much after a few hours.
>Even strong smelling liquids like garlic juice become oderless in about a
>week. But it's good and sticky - great for writing and then gilding.

Typical odor largely abated by dring.

>I didn't try getting an anti-coagulant, maybe you could get one so that, in
>a vacuum, the blood stays liquid - that'd be juicy, wouldn't it?

Anticoagulant-say sodium citrate will prevent clotting (fibrin formation)

>Coagulating quality - If you want to paint or write with it, just add water
>- or use it as soon as you get it/bleed it. Any thing over an ounce will
>stay liquid for a while - it's the air (I think) that makes it coagulate.
>My memory is that you don't want a puddle - it will "fall" like a casserole
>if you touch it when it's dry. You could add a gesso and make a bloody
>fresco, but again, I don't know how it will react in suspension with the
>CaCo.
>
>Good Luck!
>Nicholas Yeager

Why do this?
>Nicholas G. Yeager * Artifex Librorum * 51 Warren St. #2 * New York, NY 10007
>212.346.9609 email:artifex@xxxxxxxxxxxx *** Luxury, rather than necessity
>is the mother of invention - Henry Petroski *** And laziness is the father
>- NGY
Have fun.
S


[Subject index] [Index for current month] [Table of Contents] [Search]