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  • Coatings, paints & inks

Desmophen® VP LS 2089

Hydroxyl-bearing polyester.In combination with Desmodur® N 75, ultra N 3390 and N 3600 to formulate two component polyurethane coatings with good light stability, chalking resistance and gloss retention.

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About

Product Types

  • Polyester resin

Material

Coatings, paints & inks
Solventborne, Weather resistant

General Characterization

No data available

Storage Conditions

No data available

Sampling

No data available

Packaging Type

No data available

Technical Properties & Datasheets

Product description

Hydroxyl-bearing polyester.In combination with Desmodur® N 75, ultra N 3390 and N 3600 to formulate two component polyurethane coatings with good light stability, chalking resistance and gloss retention.

Applications

Aircraft- and railway rolling stock coatings.In combination with Desmodur® N 75, ultra N 3390 and N 3600 very good weathering properties and gloss retention.Due to the high crosslinking ratio good solvent- and chemical resistant.

Form supplied

approx. 75% in butyl acetate

Specification

Property Test Condition Value Unit Standard
OH content 5,7 - 6,3 % DIN EN ISO 4629-2
Acid value 13 - 17 KOH/g DIN EN ISO 2114
Solid content 73 - 77 % DIN EN ISO 3251
Viscosity at 23 °C 8,000 - 12,000 mPa*s DIN EN ISO 3219/A.3
Color value Hazen ≤ 50 DIN EN 1557
Water content ≤ 0,2 % DIN 51 777/1

Typical Values

Property Test Condition Value Unit Standard
Equivalent weight approx. 283
Flash point approx. 30 °C DIN 53 213/1
Density at 20 °C 1,110 g/cm3 DIN 53 217/3

Solubility / thinnability

Good compatibility with the following solvents:Ethyl acetate, butyl acetate, 1-methoxy propyl-acetate-2, acetone, methyl ethyl ketone, methyl isobutyl ketone, cyclohexanone and solvent blends of the above.Note that only PUR grade solvents should be used (water content < 0.05 %).Insoluble in aliphatic hydrobarbons.With toluene, xylene and solvent naphtha 100 not perfectly compatible.

Compatibility

Mixtures can be made with the following Desmodur® types:Desmodur® N 75, N 100, ultra N 3390, N 3800 and N 3600. The compatibility of the combinations must be tested in the final formulation, however.

Storage

- Storage in original sealed Covestro container. - Recommended storage temperature: max. 30 °C. - Protect from moisture, heat and foreign material. General information: The product tends to separate after extended storage. After homogenization, the product can be used with no loss of quality.

Storage time

Covestro represents that, for a period of six months following the day of shipment as stated in the respective transport documents, the product will meet the specifications or values set forth in section "specifications or characteristic data" above, what ever is applicable, provided that the product is stored in full compliance with the storage conditions set forth in and referenced under section "storage" above and is otherwise handled appropriately.The lapse of the six months period does not necessarily mean that the product no longer meets specifications or the set values. However, prior to using said product, Covestro recommends to test such a product if it still meets the specifications or the set values. Covestro does not make any representation regarding the product after the lapse of the six months period and Covestro shall not be responsible or liable in any way for the product failing to meet specifications or the set values after the lapse of the six months period

Health and Safety Information

Before working with this product, you must read and become familiar with the available information on its risks, proper use, and handling. Information is available in several forms, e.g.,  in particular in the currently valid safety data sheets and product labels. For further information contact your Covestro representative.

The Product Safety First Program | Covestro

Disclaimer

General

The manner in which you use our products, technical assistance and information (whether verbal, written or by way of production evaluations), including any suggested formulations and recommendations, are beyond our control. Therefore, it is imperative that you test our products to determine suitability for your processing and intended uses. Your analysis must at least include testing to determine suitability from a technical, health, safety, and environmental and regulatory standpoint. Such testing has not necessarily been done by Covestro, and Covestro has not obtained any approvals or licenses for a particular use or application of the product.

Unless we otherwise agree in writing, all products are sold strictly pursuant to the terms of our standard conditions of sale which are available upon request.

All information and including technical assistance is given without warranty or guarantee and is subject to change without notice. It is expressly understood and agreed by you that you assume and hereby expressly release indemnify us and hold us harmless from all liability, in tort, contract or otherwise, incurred in connection with the use of our products, technical assistance, and information. Any statement or recommendation not contained herein is unauthorized and shall not bind us. Nothing herein shall be construed as a recommendation to use any product in conflict with any claim of any patent relative to any material or its use. No license is implied or in fact granted under the claims of any patent.

Non Medical and non Food Contact

This product is not designated for the manufacture of a medical device or of intermediate products for medical devices (1). This product is also not designated for other specifically regulated applications (e.g. including cosmetics, plant protection, fertilisers, plant strengtheners, food processing, food contact and others). If the intended use of the product is for the manufacture of a medical device or of intermediate products for medical devices or for other specifically regulated applications Covestro must be contacted in advance to provide its agreement to sell such product for such purpose. Nonetheless, any determination as to whether a product is appropriate for use in a medical device or intermediate products for medical devices, for Food Contact products or cosmetic applications must be made solely by the purchaser of the product without relying upon any representations by Covestro.

1) Please see the Guidance on Use of Covestro Products in a Medical Application document.

Sample

Any samples provided by Covestro are for testing purposes only and not for commercial use.

Typical value

These values are typical values only. Unless explicitly agreed in written form, they do not constitute a binding material specification or warranted values

Contact

Please use our contact form or contact us directly by sending an e-mail to technical-datasheets@cx.covestro.com .

Downloads

Technical Data Sheet
Safety Data Sheet
No direct download available, please visit www.productsafetyfirst.covestro.com

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