Document 15229860

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NZQA registered unit standard
29137 version 1
Page 1 of 3
Title
Describe the performance and properties, and end use performance
of paint emulsions
Level
4
Credits
4
Purpose
People credited with this unit standard are able to describe the
performance and properties of paint emulsions, and the enduse performance of paint emulsions.
Classification
Coatings, Inks, and Adhesives > Paint Manufacturing
Available grade
Achieved
Entry information
Unit 20288, Demonstrate knowledge of paint raw material
components, or demonstrate equivalent knowledge and skills.
Recommended skills
and knowledge
Explanatory notes
For the purposes of this unit standard, descriptions of the performance and properties of
paint raw material components are general descriptions only, and exclude details of the
chemistry of the components and the associated chemical reactions.
Outcomes and evidence requirements
Outcome 1
Describe the performance and properties of paint emulsions.
Evidence requirements
1.1
The physical nature of paint emulsions is described.
Range
1.2
physical nature – stable dispersion of fine polymer particles in
water.
Common types of emulsions are identified, and the film-forming mechanism is
described.
Range
Competenz
SSB Code 101571
common types – acrylics, vinyls, vinyl-acrylics, styrene-acrylics;
film-forming mechanism – water evaporation, physical
coalescence;
 New Zealand Qualifications Authority 2016
NZQA registered unit standard
29137 version 1
Page 2 of 3
Outcome 2
Describe the end-use performance of paint emulsions.
Range
end-uses may include – automotive, housing, industrial, marine, aeronautical,
roading, flooring.
Evidence requirements
2.1
A typical end-use for common types of emulsion is identified and the properties
relevant to its use are described.
common types include – acrylics, vinyls, vinyl-acrylics, styreneacrylics;
properties may include – drying speed, film modification, chemical
resistance, ease of use, health and safety, environmental,
durability, hardness, gloss retention, colour retention, temperature
resistance, solvent resistance, block resistance.
Range
Replacement information
This unit standard, unit standard 29136, unit standard
29138, unit standard 29139, and unit standard 29140
replaced unit standard 20289.
Planned review date
31 December 2020
Status information and last date for assessment for superseded versions
Process
Version Date
Last Date for Assessment
Registration
1
15 October 2015
N/A
Consent and Moderation Requirements (CMR) reference
0134
This CMR can be accessed at http://www.nzqa.govt.nz/framework/search/index.do.
Please note
Providers must be granted consent to assess against standards (accredited) by NZQA,
before they can report credits from assessment against unit standards or deliver courses
of study leading to that assessment.
Industry Training Organisations must be granted consent to assess against standards by
NZQA before they can register credits from assessment against unit standards.
Providers and Industry Training Organisations, which have been granted consent and
which are assessing against unit standards must engage with the moderation system that
applies to those standards.
Requirements for consent to assess and an outline of the moderation system that applies
to this standard are outlined in the Consent and Moderation Requirements (CMRs). The
Competenz
SSB Code 101571
 New Zealand Qualifications Authority 2016
NZQA registered unit standard
29137 version 1
Page 3 of 3
CMR also includes useful information about special requirements for organisations wishing
to develop education and training programmes, such as minimum qualifications for tutors
and assessors, and special resource requirements.
Comments on this unit standard
Please contact Competenz on [email protected] if you wish to suggest
changes to the content of this unit standard.
Competenz
SSB Code 101571
 New Zealand Qualifications Authority 2016
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