• NBN EN 60450 : 2005 AMD 1 2007

    Current The latest, up-to-date edition.

    MEASUREMENT OF THE AVERAGE VISCOMETRIC DEGREE OF POLYMERIZATION OF NEW AND AGED CELLULOSIC ELECTRICALLY INSULATING MATERIALS

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    Language(s): 

    Published date:  12-01-2013

    Publisher:  Belgian Standards

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    Table of Contents - (Show below) - (Hide below)

    INTRODUCTION
    1 Scope
    2 Normative references
    3 Terms, definitions and symbols
      3.1 Terms and definitions
      3.2 Symbols
    4 Principle
    5 Apparatus and reagents
    6 Specimens
      6.1 Preparation of specimens
    7 Experimental procedure
      7.1 Measurement of water content of paper
      7.2 Determination of viscosity
    8 Test report
    Annex A (normative) Cuen solution
    Annex B (normative) Preparation of cuen solution
    Annex C (normative) Procedure for the verification of the ratio
            c[En]/c[Cu] of the Cuen solution
    Annex D (informative) Numerical values of the product [nu].c as a
            function of nu[s] according to Martin's formula
    Annex ZA (normative) Normative references to international
             publications with their corresponding European
             publications
    Bibliography

    Abstract - (Show below) - (Hide below)

    Defines a standardized method for the determination of the average viscometric degree of polymerization (DP[nu]) of new and aged cellulosic electrically insulating materials.

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    Document Type Standard
    Publisher Belgian Standards
    Status Current
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