ISO/TC 45/SC 3
| Projekta Nr. | ISO 1409:2020 |
|---|---|
| Nosaukums | <p>This document specifies two methods for the determination of the surface tension of polymer dispersions and rubber latices (natural and synthetic).</p> <p>— Method A is the ring method (Du Noüy ring method).</p> <p>— Method B is the plate method (Wilhelmy plate method).</p> <p>Method A is suitable valid for polymer dispersions and rubber latices with a viscosity less than 200 mPa·s.</p> <p>Method B is not suitable for polymer dispersions and rubber latices containing cationic surfactants.</p> <p>Methods A and B are also suitable for prevulcanized latices and compounded material.</p> <p>In case of dispute, the preferred method is method A (the ring method).</p> |
| Reģistrācijas numurs (WIID) | 75823 |
| Darbības sfēra | <p>This document specifies two methods for the determination of the surface tension of polymer dispersions and rubber latices (natural and synthetic).</p> <p>— Method A is the ring method (Du Noüy ring method).</p> <p>— Method B is the plate method (Wilhelmy plate method).</p> <p>Method A is suitable valid for polymer dispersions and rubber latices with a viscosity less than 200 mPa·s.</p> <p>Method B is not suitable for polymer dispersions and rubber latices containing cationic surfactants.</p> <p>Methods A and B are also suitable for prevulcanized latices and compounded material.</p> <p>In case of dispute, the preferred method is method A (the ring method).</p> |
| Statuss | Standarts spēkā |
| ICS grupa | 83.040.10 83.080.01 |