
UMIYA INDUSTRIES
UMATON BMBI LIQUID
(IN Textile)
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Umaton BMBI LIQ is a LOW substantive Optical Brightener, particularly for natural and regenerated fibers particularly made from blends of cellulose & synthetic fibers.
PROPERTIES
Chemistry : Derivative of stilebene Disulphonic Acid
Appearance : Brownish Yellow Liquid
Ionic nature ; Anionic
Sp.Gravity : 1.18 – 1.2
Shade : Blueish to Neutral White
Solubility : Can be diluted with water in any proportion. It is
neutral to weakly alkaline and insensitive to medium
hard water (approx. 15º German)
STABILITY
In Solution On the Fibre
Peroxide Very good Very good
Hydrosulphite Very good Very good
Chlorine Not Stable Good
Acids Good Good
Alkalis Very good Very good
FASTNESS
Light 3 - 4
Washing 4 – 5
APPLICATION
By Padding 1 to 3 GPL can be used conventional resin finishing
process (Ph of resin bath must be above5.0otherwise
precipitation will occur) UMATON BMBI LIQ. Is also
Suitable for application in starch, PVA or similar type of
finishes.
By Exhaust Umaton BMBI LIQ. : 0.1 to 0.60% (on weight of fabric)
Time : 20 – 30 Minutes
Temp. Range : 20 – 120 Degree C
pH Range : 5.5 – 11
Salt Addition : 3 – 5 GPL Sodium Sulphate
Peroxide cold Pad Batch Bleach 2 to 5 GPL / Kg good is Added to the impregnating liquor
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Note :
i) Dilute Solutions must not be exposed to natural light.
ii) Do not use cationic auxiliaries
iii) Heavy metal ions may interfere with the effect of anionic Optical Brightners.
This can be avoided by adding suitable chelating agents.