• BS 7836:1996

    Superseded A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.

    Measurement of the average viscometric degree of polymerization of new and aged electric papers

    Available format(s):  Hardcopy, PDF

    Superseded date:  16-08-2004

    Language(s):  English

    Published date:  15-01-1996

    Publisher:  British Standards Institution

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

    Committees responsible
    National foreword
    Method
    Introduction
    1 Object of specification
    2 Field of application
    3 Principle
    4 Cupriethylene diamine solution
    5 Apparatus
    6 Preparation of paper sample
    7 Experimental procedure
    8 Calculations
    9 Validity of results
    10 Test report
    Appendices
    A Preparation of the cupriethylene diamine solution
    B Checking the ratio cED/cCu of the cupriethylene
       diamine solution
    C Numerical values of the product [n].c as a function of
       ns according to Martins formula (k = 0.14)
    D Example of distribution of the values of the degree of
       polymerization of new papers intended for the
       insulation of transformers

    Abstract - (Show below) - (Hide below)

    Specifies the determination of the viscometric degree of polymerization by measuring the intrinsic viscosity of a solution of paper in solvent.

    General Product Information - (Show below) - (Hide below)

    Committee GEL/15
    Document Type Standard
    Publisher British Standards Institution
    Status Superseded
    Superseded By
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