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BS 2782-7 Method 733A:1991

Superseded
Superseded

A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.

View Superseded by
superseded

A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.

Methods of testing plastics. Rheological properties Determination of viscosity number of polyamides
Available format(s)

Hardcopy , PDF

Superseded date

15-07-1996

Language(s)

English

Published date

29-11-1991

National foreword
Committees responsible
Method
1 Scope and field of application
2 References
3 Definition
4 Principle
5 Reagents
6 Apparatus
7 Preparation of test sample
8 Calculation of mass of test portion
9 Selection of solvent
10 Procedure
11 Expression of results
12 Repeatability and reproducibility
13 Interconversion of the viscosity numbers determined
    in different solvents
14 Test report
Figures
1 Ubbelohde viscometer
2 Calibration lines for the interconversion of the
    viscosity numbers of PA 6, 66, 69, and 610 in 90 %
    (m/m) formic acid solution and in 96 % (m/m)
    sulfuric acid solution
3 Calibration lines for the interconversion of the
    viscosity numbers of PA 612 and 6(3)T in 96 % (m/m)
    sulfuric acid solution and in m-cresol

Method for the determination of dilute solutions in certain specified solvents.

Committee
PRI/21
DocumentType
Standard
Pages
14
PublisherName
British Standards Institution
Status
Superseded
SupersededBy
Supersedes

Standards Relationship
ISO 307:2007 Corresponds

BS 7029-2:1993 Method of specifying thermoplastics injection mouldings Additional requirements for polycarbonate, polyamide and polyethylene mouldings

ISO 599:1985 Plastics Polyamide homopolymers Determination of matter extractable by boiling methanol
ISO 1628-1:2009 Plastics Determination of the viscosity of polymers in dilute solution using capillary viscometers Part 1: General principles
ISO 1874-1:2010 Plastics Polyamide (PA) moulding and extrusion materials Part 1: Designation system and basis for specification
ISO 1042:1998 Laboratory glassware One-mark volumetric flasks
ISO 960:1988 Plastics — Polyamides (PA) — Determination of water content
ISO 3105:1994 Glass capillary kinematic viscometers — Specifications and operating instructions
ISO 3451-4:1998 Plastics — Determination of ash — Part 4: Polyamides

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$407.85
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