Plurafac LF types. Technical Information

Transcription

1 Technical Information Plurafac LF types March Supersedes issue dated August 13 08_013e-04/Page 1 of 9 Last change WF-No. 39 = Registered trademark of BASF Plurafac LF Plurafac LF 131 Plurafac LF 132 Plurafac LF 2 Plurafac LF 221 Plurafac LF 223 Plurafac LF 224 Plurafac LF 231 Plurafac LF 0 Plurafac LF 1 Plurafac LF 3 Plurafac LF Plurafac LF 0 Plurafac LF 1 Plurafac LF 3 Plurafac LF 4 Plurafac LF Plurafac LF 431 Plurafac LF 00 Plurafac LF 0 Plurafac LF 11 Plurafac LF 319 Plurafac LF 900 Plurafac LF 901 Plurafac LF Plurafac LF Low-foaming nonionic surfactants

2 08_013e-04 March Page 2 of 9 Plurafac LF types Chemical nature The Plurafac LF types are low-foam ing non ionic sur fac tants. They con sist of alkox y lated, pre dom i nantly unbranched fatty alco hols, and they contain higher alkene oxides alongside ethylene oxide. The fatty alco hol chains of Plu ra fac LF 131, LF 132, LF 231 and LF 431 terminate in an alkyl group. Plurafac LF 319 and Plu ra fac LF are spe cial alkox y late. PRD-Nos.* 0442 Plurafac LF 0439 Plurafac LF Plurafac LF Plurafac LF 2 04 Plurafac LF Plurafac LF Plurafac LF Plurafac LF Plurafac LF Plurafac LF Plurafac LF 3 08 Plurafac LF 0421 Plurafac LF Plurafac LF Plurafac LF Plurafac LF 4 04 Plurafac LF 044 Plurafac LF Plurafac LF Plurafac LF Plurafac LF Plurafac LF Plurafac LF Plurafac LF Plurafac LF 0449 Plurafac LF * BASF s commercial product numbers. Properties The Plurafac LF types are clear or slightly cloudy, colorless to yellow liq uids. Their most impor tant prop er ties are shown in the table over leaf. The fig ures quoted in the table are aver ages from a rep re sen ta tive sam ple of batches.

3 08_013e-04 March Page 3 of 9 Plurafac LF types The properties of the Plurafac LF types Plurafac LF LF 131 LF 132 LF 2 LF 221 LF 223 LF 224 LF 231 LF 0 Physical form (23 C) liquid liquid liquid liquid liquid liquid liquid liquid liquid Concentration % Water content (EN 132) 9 % Cloud point (EN 1890)* Method A C Method B C Method C C Method D C Method E C 43 Water number (EN 1283) ph value (EN 122, solution B)** Density (DIN 1, 23 C) Setting point (DIN 183) ml g/cm C Viscosity (EN 92, Brookfield LVT) at 23 C mpa s at C mpa s 00 at 0 C mpa s > 00 Wetting (EN 12, dist. water, 2 g soda ash/l) 23 C 0. g surfactant/l s 23 C 1 g surfactant/l s 2 23 C 2 g surfactant/l s 0 C 0. g surfactant/l s 0 C 1 g surfactant/l s 0 0 C 2 g surfactant/l s Surface tension (EN,1 g/l dist. water, 23 C)*** mn/m >0 >0 > > solid > > >0 >0 >0 >0 1 >0 >0 >0 >0 >0 >0 1 * Cloud point according to EN 1890: Method A: 1 g of surfactant + g of dist. Water Method B: 1 g of surfactant + g of NaCl solution (c = 0 g/l) Method C: 1 g of surfactant + g of NaCl solution (c = g/l) Method D: g of surfactant + 4 g of butyldiglycol solution (c = g/l) Method E: g of surfactant + 2 g of butyldiglycol solution (c = g/l) 28 ** The Plurafac LF types can undergo a decrease in ph during storage, but this does not affect their performance. *** Applying Harkins-Jordan correction.

4 08_013e-04 March Page 4 of 9 Plurafac LF types The properties of the Plurafac LF types Plurafac LF 1 LF 3 LF LF 0 LF 1 LF 3 LF 4 LF LF 431 Physical form (23 C) liquid liquid liquid liquid liquid liquid liquid liquid liquid Concentration % Water content (EN 132) 9 % Cloud point (EN 1890)* Method A C 33 4 Method B C Method C C Method D C Method E C 32 Water number (EN 1283) ph value (EN 122, solution B)** Density (DIN 1, 23 C) Setting point (DIN 183) ml g/cm C - Viscosity (EN 92, Brookfield LVT) at 23 C mpa s at C mpa s 0 at 0 C mpa s 0 Wetting (EN 12, dist. water, 2 g soda ash/l) 23 C 0. g surfactant/l s 23 C 1 g surfactant/l s 23 C 2 g surfactant/l s 0 C 0. g surfactant/l s 0 C 1 g surfactant/l s 0 C 2 g surfactant/l s Surface tension (EN, 1 g/l dist. water, 23 C)*** mn/m >0 >0 >0 > > > > > > >0 0 1 >0 >0 >0 >0 >0 >0 >0 >0 >0 >0 >0 >0 * Cloud point according to EN 1890: Method A: 1 g of surfactant + g of dist. Water Method B: 1 g of surfactant + g of NaCl solution (c = 0 g/l) Method C: 1 g of surfactant + g of NaCl solution (c = g/l) Method D: g of surfactant + 4 g of butyldiglycol solution (c = g/l) Method E: g of surfactant + 2 g of butyldiglycol solution (c = g/l) ** The Plurafac LF types can undergo a decrease in ph during storage, but this does not affect their performance. *** Applying Harkins-Jordan correction.

5 08_013e-04 March Page of 9 Plurafac LF types The properties of the Plurafac LF types Plurafac LF 00 LF 0 LF 11 LF 319 LF 900 LF 901 LF LF Physical form (23 C) liquid liquid liquid liquid liquid liquid liquid liquid Concentration % Water content (EN 132) 90 % Cloud point (EN 1890)* Method A C Method B C 44 Method C C 34 Method D C 38 Method E C 32 Water number (EN 1283) ph value (EN 122, solution B)** Density (DIN 1, 23 C) Setting point (DIN 183) ml g/cm C - Viscosity (EN 92, Brookfield LVT) at 23 C mpa s at C mpa s at 0 C mpa s n.b > solid 00 Wetting (EN 12, dist. water, 2 g soda ash/l) 23 C 0. g surfactant/l s C 1 g surfactant/l s C 2 g surfactant/l s 0 C 0. g surfactant/l s >0 >0 >0 >0 0 C 1 g surfactant/l s > C 2 g surfactant/l s 2 Surface tension (EN,1 g/l dist. water, 23 C)*** mn/m >0 >0 >0 >0 >0 190 >0 >0 >0 >0 >0 >0 > * Cloud point according to EN 1890: Method A: 1 g of surfactant + g of dist. Water Method B: 1 g of surfactant + g of NaCl solution (c = 0 g/l) Method C: 1 g of surfactant + g of NaCl solution (c = g/l) Method D: g of surfactant + 4 g of butyldiglycol solution (c = g/l) Method E: g of surfactant + 2 g of butyldiglycol solution (c = g/l) ** The Plurafac LF types can undergo a decrease in ph during storage, but this does not affect their performance. *** Applying Harkins-Jordan correction.

6 08_013e-04 March Page of 9 Plurafac LF types The above information is correct at the time of going to press. It does not necessarily form part of the product specification. A detailed product specification is available from your local BASF representative. Solubility The solubility of the Plurafac LF types increases in line with their cloud point. Products with a cloud point below room temperature can be made to form clear solutions by adding solubilizers such as alcohols, glycols or sodium cumene sulfonate. The solubility of the Plurafac LF types in various solvents is shown below. The solubility of the Plurafac LF types (% at 23 C) Plurafac LF LF 131 LF 132 LF 2 LF 221 LF 223 LF 224 LF 231 LF 0 Dist. water Potable water Caustic soda, % Hydrochloric acid, % Salt solution, % O Mineral spirit O + + Spindle oil ± + O + + Ethanol Isopropanol Aromatic hydrocarbons O + ± Plurafac LF 1 LF 3 LF LF 0 LF 1 LF 3 LF 4 LF LF 431 Dist. water O + + Potable water Caustic soda, % Hydrochloric acid, % Salt solution, % O Mineral spirit O Spindle oil O O O + + O + + Ethanol Isopropanol Aromatic hydrocarbons O O + ±

7 08_013e-04 March Page of 9 Plurafac LF types Plurafac LF 00 LF 0 LF 11 LF 319 LF 900 LF 901 LF LF Dist. water Potable water Caustic soda, % Hydrochloric acid, % Salt solution, % O Mineral spirit O O + ± Spindle oil O O O + ± Ethanol Isopropanol Aromatic hydrocarbons + = clear soluble = insoluble ± = sparingly soluble O = opalescent solution + O + ± O O + + Viscosity It is advisable to stir the surfactant into water when preparing aqueous solutions of Plurafac LF types. The viscosity of solutions made up in the reverse order can be too high at certain concentrations. The relationship between the viscosity and water addition of solutions of Plurafac LF types is shown in the tables below. The viscosity of mixtures of Plurafac LF types and water (Brookfield LVT, 23 C, in mpa s) Plurafac LF LF 131 LF 132 LF 2 LF 221 LF 223 LF 224 LF 231 LF 0 Addition of water (%) > < 0 0 < < < < < < 0 90 < < < < < < < <

8 08_013e-04 March Page 8 of 9 Plurafac LF types Plurafac LF 1 LF 3 LF LF 0 LF 1 LF 3 LF 4 LF LF 431 Addition of water (%) > > < 2 > > > 1 0 < < 00 < < < 0 < < 4 30 < 90 < < < < < < < Plurafac LF 00 LF 0 LF 11 LF 319 LF 900 LF 901 LF LF Addition of water (%) > > 8 < < 0 4 < < < < < < < 90 < < < < < < < Storage a) The Plurafac LF types should be stored indoors in their orig i nal pack ag ing, which should be kept tightly sealed. b) The Plurafac LF types are hygro scopic and sol u ble in water, with the result that they absorb mois ture very quickly. Drums should be tightly resealed each time mate rial is taken from them. c) The stor age tem per a ture should not be allowed to fall sub stan tially below C, and store rooms must not be over heated. d) The Plurafac LF types can become cloudy if they are stored at low tem per a tures, but this has no effect on their per for mance. The cloudi ness can be dis si pated by heat ing them to 0 C e) Liq uid that has solid i fied or that shows signs of pre cip i ta tion should be heated to 0 C before it is pro cessed. f) Drums that have solid i fied or that have begun to form a sed i ment should be reconstituted by gentle heating, preferably in a heating cabinet. The temperature must not be allowed to exceed 0 C. This also applies if drums are heated by external electrical elements. Inter nal electri cal ele ments should not be used because of the local ized anom a lies in tem per a ture that they cause. g) The Plurafac LF types must be blan keted with nitro gen if they are stored in heated tanks (at 0 C) to pre vent them from com ing into con tact with air. Gentle, con stant stir ring helps to pre vent them being dis coloured as a result of pro longed con tact with electri cal ele ments or exter nal heat ing coils.

9 08_013e-04 March Page 9 of 9 Plurafac LF types Materials The fol low ing mate ri als can be used for tanks and drums: a) AISI 31 Ti stain less steel b) AISI 321 stain less steel Shelf life Pro vided they are stored prop erly and drums are kept tightly sealed, the Plu ra fac LF types have a shelf life of at least two years in their orig i nal pack ag ing. Safety We know of no ill effects that could have resulted from using Plurafac LF types for the purpose for which they are intended and from processing them in accordance with current practices. According to the experience that we have gained over many years and other information at our disposal, Plurafac LF types do not exert harmful effects on health, provided they are used properly, due attention is given to the precautions necessary for handling chemicals, and the information and advice given in our Safety Data Sheets are observed. Labelling Please consult the current Safety Data Sheets for information on the classification and labelling of our products and other information relevant to safety. Note This document, or any answers or information provided herein by BASF, does not constitute a legally binding obligation of BASF. While the descriptions, designs, data and information contained herein are presented in good faith and believed to be accurate, it is provided for your guidance only. Because many factors may affect processing or application/use, we recommend that you make tests to determine the suitability of a product for your particular purpose prior to use. It does not relieve our customers from the obligation to perform a full inspection of the products upon delivery or any other obligation. NO WARRANTIES OF ANY KIND, EITHER EXPRESS OR IMPLIED, INCLUDING WARRANTIES OF MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE, ARE MADE REGARDING PRODUCTS DESCRIBED OR DESIGNS, DATA OR INFORMATION SET FORTH, OR THAT THE PRODUCTS, DESIGNS, DATA OR INFORMATION MAY BE USED WITHOUT INFRINGING THE INTELLECTUAL PROPERTY RIGHTS OF OTHERS. IN NO CASE SHALL THE DESCRIPTIONS, INFORMATION, DATA OR DESIGNS PROVIDED BE CONSIDERED A PART OF OUR TERMS AND CONDITIONS OF SALE. March BASF - Care Chemicals Division