Definitions
from The Century Dictionary.
- noun In chem., the compound radical in certain salts obtained by the action of ammonia upon the ordinary salts of copper.
from Wiktionary, Creative Commons Attribution/Share-Alike License.
- noun inorganic chemistry The
cation Cu(NH3)42+ formed by addingammonia tocopper salts
Etymologies
from Wiktionary, Creative Commons Attribution/Share-Alike License
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Examples
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"cuprammonium" solution dissolved some of the cellulose which reprecipitated during passage through the succeeding acid bath, filling the pores of the cloth enough to make it "water resistant" but not "water-proof".
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Cuprammonium rayon, also known as Bemberg or cupra rayon, is named after a step in its processing in which cellulose is dissolved in a cuprammonium hydroxide solution.
HOME COMFORTS CHERYL MENDELSON 2005
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Viscose rayon, cuprammonium rayon, high wet-modulus rayon, and lyocell and their care … Acetate and triacetate and their care … Nylon and its care … Polyester and its care … Acrylic and modacrylic and their care … Spandex and its care … Polypropylene and its care … Microfibers … Blends … Caring for hydrophobic synthetic fibers
HOME COMFORTS CHERYL MENDELSON 2005
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Cuprammonium rayon, also known as Bemberg or cupra rayon, is named after a step in its processing in which cellulose is dissolved in a cuprammonium hydroxide solution.
HOME COMFORTS CHERYL MENDELSON 2005
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Nosing around outside I lifted a small flap on the cover of a large tank half full of cuprammonium solution.
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Fabrics made from cuprammonium rayon tend to be more resilient than viscose rayon—that is, they do not wrinkle so easily.
HOME COMFORTS CHERYL MENDELSON 2005
-
Cuprammonium rayon, also known as Bemberg or cupra rayon, is named after a step in its processing in which cellulose is dissolved in a cuprammonium hydroxide solution.
HOME COMFORTS CHERYL MENDELSON 2005
-
Viscose rayon, cuprammonium rayon, high wet-modulus rayon, and lyocell and their care … Acetate and triacetate and their care … Nylon and its care … Polyester and its care … Acrylic and modacrylic and their care … Spandex and its care … Polypropylene and its care … Microfibers … Blends … Caring for hydrophobic synthetic fibers
HOME COMFORTS CHERYL MENDELSON 2005
-
Viscose rayon, cuprammonium rayon, high wet-modulus rayon, and lyocell and their care … Acetate and triacetate and their care … Nylon and its care … Polyester and its care … Acrylic and modacrylic and their care … Spandex and its care … Polypropylene and its care … Microfibers … Blends … Caring for hydrophobic synthetic fibers
HOME COMFORTS CHERYL MENDELSON 2005
-
Fabrics made from cuprammonium rayon tend to be more resilient than viscose rayon—that is, they do not wrinkle so easily.
HOME COMFORTS CHERYL MENDELSON 2005
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