Digital BW, The Print

Tom,

>Other than the toughness and tackiness differences, 
>did you (or anyone else) find 
>much difference in the appearance of the coating 
>(surface reflection, thickness, 
>surface texture, overall "plastic" look, etc) and the 
>appearance in the print through 
>the coating (Dmax, etc) between Hydrocote and Liquitex coatings?  

No, I think they look alike.  I used Liquitex first, in fact.  The dilution
of the solutions and guage of the wire rod is the variable that controls
most of look on print.  I do not recommend the UV versions for indoor use.
I think they yellow the print too much.

Paul
www.PaulRoark.com 

__________________________




> >What do you like about Hydrocote compared with Liquitex on matte papers?

> 
> At least in theory I think the cross-linking of the polyurethane makes for
a
> tougher coating.  Polyurethane in industry appears to be considered about
> the toughest coating there is.  This is usually the solvent-based,
> 2-componenet ones, but to a lesser extent I think the same reasons apply
to
> the water-borne polyurethane.
> 
> In practice, I think the Hydrocote, perhaps due to this cross-linking,
ends
> up less tacky than the water-borne acrylics.  It is still, not perfect in
> this respect, however.  This is one of the problems that caused me to back
> away from the water-based coating materials.
> 
> Paul
> www.PaulRoark.com 
> 
> For UT2 information, curves, and settings see:
> http://home1.gte.net/res09aij/




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