UNI EN ISO 13229 : 2011
Current
The latest, up-to-date edition.
THERMOPLASTICS PIPING SYSTEMS FOR NON-PRESSURE APPLICATIONS - UNPLASTICIZED POLY(VINYL CHLORIDE) (PVC-U) PIPES AND FITTINGS - DETERMINATION OF THE VISCOSITY NUMBER AND K-VALUE
20-10-2011
Foreword
1 Scope
2 Normative references
3 Principle
4 Reagents for isolation or separation of the PVC resin
5 Apparatus for isolation or separation of the PVC resin
6 Procedure
7 Calculation of K-value
8 Accuracy
9 Test report
Annex A (informative) Relationship between K-value and
viscosity number for PVC resin
Bibliography
Describes a method for the determination of the viscosity number (also known as reduced viscosity) and K-value of an unplasticized poly(vinyl chloride) (PVC) resin derived from a pipe, fitting or compound.
| Committee |
SC 8
|
| DevelopmentNote |
Supersedes UNI EN 922. (11/2011)
|
| DocumentType |
Standard
|
| PublisherName |
Ente Nazionale Italiano di Unificazione (UNI)
|
| Status |
Current
|
| Supersedes |
| Standards | Relationship |
| ISO 13229:2010 | Identical |
| EN ISO 13229:2011 | Identical |
| ISO 1628-2:1998 | Plastics Determination of the viscosity of polymers in dilute solution using capillary viscometers Part 2: Poly(vinyl chloride) resins |
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