Saturday, July 19, 2008

Automatic Dishwashing Detergent

Ingredients% Wt.
Phase A
Deionized water 35.00
Sodium hydroxide (50%)4.00
DeTerge CS-45LF (DeForest)5.00
Tetrapotassium pyrophosphate15.00
Carbopol 690 (B.F. Goodrich)1.00
EnviroSolve Silver or Gold (React-NTI)0.25
Phase B
Sodium hypochlorite (12.5%)10.00
Sodium silicate (30%)9.00
Farona I-III (React-NTI)1.00
Alcosperse 465 (Alco Chemical)3.00
Phase C

Tetrapotassium pyrophosphate16.50
Carbopol 690 (B.F. Goodrich)0.50-1.00
Lemon/Lime 2026516 (Aromatech)q.s. or 0.25
Pylaklor LX 9014 Green 1% (Pylam Products)q.s. or 0.25


Procedure

1. Separately mix Phase A and Phase B in the order of ingredients provided for each.
2. Phase A should appear as a paste and Phase B as an opaque liquid.
3. Add Phase B to Phase A and mix thoroughly.
4. Add Phase C ingredients and mix until smooth and clear.
5. Mix for at least five hours.

Manual Dishwashing Liquid

Ingredients% Wt.
Texapon LS35 (Cognis) (sodium lauryl sulfate 35%)7.00
Texapon K14 SPE (Cognis) (sodium myreth sulfate 28%)7.00
EnviroSolve Silver or Gold (React-NTI)1.00
Viscos-ABIT (React-NTI)1.00
Plantaren 1200 (Cognis) (lauryl polyglucoside 50%)4.00
Dehyton AB30 (Cognis) (lauryl dimethylaminoacetic betaine 30%)1.10
Ethanol (Merck)5.00
Rheovis ATC (Ciba Specialty Chemicals)1.70
Potassium Hydroxide 50% (Merck)q.s. to pH 8
Waterq.s. to 100

Procedure

1. At room temperature, add the alkyl sulfates to water while stirring (150 rpm).

2. Add the alkyl-polyclycoside, and then heat the mixture to 35°C until homogeneous.

3. Add Dehyton AB30 and ethanol; maintain the mixture at 30°C until homogeneous.

4. Slowly add Rheovis ATC to the formulation and adjust the pH of the formulation to 8 using the
potassium hydroxide solution.