Carbamol-2 – TBB being a condensation product of urea and formaldehyde, contains a mixture of mono- and dimethylol urea.
Application of Carbamol-2: low-crease and low-shrink finishing of fabrics made of the regenerated cellulose, anti-shrink finishing of cotton fabrics
Specification | Value |
|---|---|
State | Suspension. During the storage process, it turns into the creamy mass; delamination is acceptable; uniformity is restored with stirring |
Color | White or slightly yellow |
Weight ratio of the free formaldehyde, %, not more than | 0,8 |
Stability period of the carbamol-2 solution with the catalyzer, h, not less than | 10 |
Weight ratio of the basic substance, %, not less than | 40 |
pH (hydrogen value) of the 1:5 aqueous solution, not less than | 8,0 |
Weight ration of the non-water-soluble residuals at the time of production, %, not more than | 0,05 |
During the guaranteed shelf life, the changes in the following indicators are permissible: the appearance of a Carbamol-2 aqueous solution is colorless, turbidity is permissible; the stability period of the solution with the catalyzer is not less than 1.5 hours; the weight ratio of insoluble precipitate is not more than 0.05%.
Storage of Carbamol-2: in the well-ventilated closed unheated storage areas at a temperature of not more than 30°C in a packaged form, eliminating the possible direct sunlight. Carbamol-2 shall be disposed (if necessary) by thermal neutralization.
Transportation of Carbamol-2: by all means of transport at a temperature of not more than 30°C, while observing the rules for the transport of goods in force on the used mode of transport.
The period during which all properties of Carbamol are guaranteed to be retained is 40 days from the date of manufacture.
