VINNAPAS® C 501 is a solid, colorless to pale yellowish copolymer of vinyl acetate and crotonic acid.





All the information provided is in accordance with the present state of our knowledge. Nonetheless, we disclaim any warranty or liability whatsoever and reserve the right, at any time, to effect technical alterations. The information provided, as well as the product's fitness for an intended application, should be checked by the buyer in preliminary trials. Contractual terms and conditions always take precedence. This disclaimer of warranty and liability also applies particularly in foreign countries with respect to third parties' rights.

Comprehensive instructions are given in the corresponding Material Safety Data Sheets. They are available on request from WACKER subsidiaries or may be downloaded via WACKER web site

Typical applications for VINNAPAS® C 501:

  • fiber reinforced plastics

Processing - Product data

Melt viscosity, 100% Polymer

Bohlin high temperature viscosimeter

100 °C                       ~ 8800 Pa·s

120 °C                       ~ 6000 Pa·s

140 °C                       ~ 3000 Pa·s

160 °C                       ~ 1200 Pa·s


Solid content            Viscosity Brookfield RVT,

in styrene                  20 RPM, 23°C (PML 002)

20 %                               180 mPa·s

30 %                              1000 mPa·s

40 %                              6500 mPa·



VINNAPAS® C 501 is supplied in 25 kg Paper Bags. 500 kg Big Bag is available on request.


To prevent caking VINNAPAS® C 501 should not be stored at temperatures above 20°C. Storage conditions must be dry; material must be protected from direct sun exposure.

Under these conditions the product has a shelf life of at least 12 months starting from the date of receipt.

Sales and support

Wacker Chemical Corporation
3301 Sutton Road
Adrian, MI 49221-9397
United States
+1  888  922-5374 (Phone)

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