tannin mordant - definition. What is tannin mordant
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%ما هو (من)٪ 1 - تعريف

BIBLICAL DEMON OR MONSTER
תנין; Tannin (demon); Tannin (god); Tanninim; Taninim; Tunnanu; Tunannu
  • al-Qazwini]] (1203–1283).

Hydrolysable tannin         
CLASS OF CHEMICAL COMPOUNDS
Hydrolyzable tannins; Hydrolysable tannins; Hydrolyzable tannin; Hydrolyzable Tannin; Pyrogallol-type tannin; Pyrogallol-type tannins
A hydrolyzable tannin or pyrogallol-type tannin is a type of tannin that, on heating with hydrochloric or sulfuric acids, yields gallic or ellagic acids.
mordant         
  • The discovery of [[Congo red]] in 1883, followed by many other synthetic [[azo dye]]s, heralded the demise of mordant dyes.
  • Dye rot from iron mordant
  • chelating to metal cations]].
SUBSTANCE, USUALLY A METAL SALT OR OXIDE, USED FOR SETTING DYES, IN ETCHING, AND IN GILDING
Mordants; Dye fixative; Mordant dye
['m?:d(?)nt]
¦ adjective (especially of humour) sharp or critical.
¦ noun
1. a substance that combines with a dye or stain and thereby fixes it in a material.
an adhesive compound for fixing gold leaf.
2. a corrosive liquid used to etch the lines on a printing plate.
¦ verb impregnate or treat (a fabric) with a mordant.
Derivatives
mordancy noun
mordantly adverb
Origin
C15: from Fr., pres. participle of mordre 'to bite', from L. mordere.
Mordant         
  • The discovery of [[Congo red]] in 1883, followed by many other synthetic [[azo dye]]s, heralded the demise of mordant dyes.
  • Dye rot from iron mordant
  • chelating to metal cations]].
SUBSTANCE, USUALLY A METAL SALT OR OXIDE, USED FOR SETTING DYES, IN ETCHING, AND IN GILDING
Mordants; Dye fixative; Mordant dye
·adj Serving to fix colors.
II. Mordant ·noun Any corroding substance used in etching.
III. Mordant ·adj Biting; caustic; sarcastic; keen; severe.
IV. Mordant ·noun Any sticky matter by which the gold leaf is made to adhere.
V. Mordant ·vt To subject to the action of, or imbue with, a mordant; as, to mordant goods for dyeing.
VI. Mordant ·noun Any substance, as alum or copperas, which, having a twofold attraction for organic fibers and coloring matter, serves as a bond of union, and thus gives fixity to, or bites in, the dyes.

ويكيبيديا

Tannin (monster)

Tannin (Hebrew: תַּנִּין tannīn; Syriac: ܬܢܝܢܐ tannīnā plural: tannīnē; Arabic: التنين tinnīn, ultimately from Akkadian 𒆗𒉌𒈾 dannina) or Tunnanu (Ugaritic: 𐎚𐎐𐎐 tnn, likely vocalized tunnanu) was a sea monster in Canaanite and Hebrew mythology used as a symbol of chaos and evil.