Microsoft word - tds - mastertop 20.doc

Concrete hardening and dustproofing liquid
wire brush. Remove all dust and loose matter MASTERTOP® 20 is a colourless low viscosity using a soft broom or industrial vacuum. If wetting liquid for application to concrete. It hardens and of the floor has taken place during preparation it commencement of MASTERTOP® 20 application. Typical applications
Hardening and dustproofing concrete floors or Method of application:
cement-based wearing screeds and pavings in: Stir the MASTERTOP® 20 before use. Pour evenly, or use a plastic watering can to sprinkle the MASTERTOP® 20 liquid over the surface of the backwards and forwards over the floor to ensure Advantages
even penetration. Any MASTERTOP® 20 not totally absorbed into the surface should be removed by mops or squeegees before drying. 24 hours after initial treatment, apply a second coat in a similar manner (some floors may require three coats). 24 hours after the final coat, wash By combining with the free lime produced during hydration of the cement, MASTERTOP® 20 forms The floor may be walked on and used during the hard insoluble crystals thus binding the particles together and sealing the surface to form a hard Watchpoints
New concrete:
New concrete should be allowed to cure fully (21 MASTERTOP® 20 is an aqueous solution of sodium silicate plus surface active chemicals. Packaging
Dense floors:
MASTERTOP® 20 is available in 210 litre Hard compacted / power floated surfaces may not have sufficient porosity to allow absorption of the MASTERTOP® 20. Prior to treatment test for Application procedure
absorption of water. If concrete is absorbent, test Preparation:
a small area with neat MASTERTOP® 20 and Remove all oil, grease, etc. using a degreasing solution. Brush the floor with a hard broom or accordingly. If in doubt, ask for technical manufactured by BASF, or similar approved, to assistance from your BASF representative. Composition: A colourless, aqueous solution of
Porous floors:
sodium silicate plus surface active chemicals. MASTERTOP® 20 is not suitable for floors of high The liquid shall be applied strictly in accordance porosity. In such cases the use of MASTERKURE with the manufacturer's recommendations. Other precautions
Store under cover out of direct sunlight and Take care to protect glass, paintwork, brickwork, furnishings, etc., from splashes. Do not use Failure to comply with recommended storage conditions may result in premature deterioration of Note: MASTERTOP® 20 will not work on weak, the product or packaging. For specific storage advice consult BASF's Technical Services Coverage rate
As porosity and texture of concrete floors and cement pavings vary considerably, it is not possible to quote accurate coverage rates, but Field service, where provided, does not constitute supervisory responsibility. For additional BASF reserves the right to have the true cause of any difficulty determined by accepted test Equipment care
Quality and care
All equipment should be washed in clean water All products originating from BASF’s Dubai, UAE facility are manufactured under a management system independently certified to conform to the Specification clause
requirements of the quality, environmental and MASTERTOP® 20
occupational health & safety standards ISO 9001, All concrete, granolithic and screed wearing surfaces shall receive two coats of MASTERTOP® 20 colourless hardener and dustproofer as Whilst any information contained herein is true, accurate and represents our best knowledge and experience, no warranty is given or implied with any recommendations made by us, our representatives or distributors, as the conditions of use and the competence of any labour involved in the As all BASF technical datasheets are updated on a regular basis it is the user's responsibility to obtain the most recent issue.
BASF Construction Chemicals UAE LLC


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Microsoft word - i080117.doc

I n f o r m a t i o n s m a t e r i a l v o m 1 7 . 0 1 . 2 0 0 8 Zysten, Fisteln und Co. Der 18. November 1686 war der aufregendste Tag im Leben des Chirurgen Charles- François Félix (1653-1703). Ein Jahr lang hatte sich sein Patient der von ihm vorge- schlagenen Operation seiner Analfistel verweigert. Nun reckte er ihm den After ent- gegen, bereit, einige schmerzhafte Schnitte zu ertragen,

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