RE: (1) Gum over Cyanotype on sized Masa paper (rough side) - (2)Pigment that makes gum insoluble w/o exposure?
Yes indeed -> bad sentence / bad logic... Should have asked that way: "Are some paints more prone to fast dark reaction?" -----Original Message----- From: Katharine Thayer [mailto:firstname.lastname@example.org] Sent: Monday, September 24, 2007 5:48 PM To: email@example.com Subject: Re: (1) Gum over Cyanotype on sized Masa paper (rough side) - (2) Pigment that makes gum insoluble w/o exposure? On Sep 23, 2007, at 11:21 PM, Loris Medici wrote: > . Are there watercolor > paints (in tubes) that make gum insoluble without exposure? Very unikely, as gum arabic is the carrier medium in all watercolor paints AFAIK. If a pigment made gum insoluble in water, you'd never be able to use the paint in watercolor painting. kt