polymers & composites project portfolio materials 2007+ materials

Polymers & Composites Project Portfolio

Materials 2007+

Materials 2008+MET R&D successor

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H1: Measurement methods for heat transfer properties data for application to polymers

Develop methods for the measurement of heat transfer properties across surfaces (e.g. solid/air interface)

Validated method

Develop standards for measurement of thermal properties of plastics (ISO TC61 SC5/WG8),

Intercomparison of thermal conductivity methods

Assess uncertainties in heat transfer data and effect on modelling predictions

Industrial case study

Materials Processing Programme 2005-08

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H4: Flow properties of filled materials

Develop new or improved measurement methods/procedures for monitoring flow properties of filled materials,

Emphasis on mixing/compounding processes

Evaluate the use and capability of innovative piezoelectric devices

Improved process monitoring (e.g. for dispersion)

Melt Flow Rate method for moisture sensitive materials (e.g. PET, PBT, nylon)

Avoid the need for solvent-based testing

Melt Flow Rate precision and uncertainty statements in support of ISO standards


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U4: Dynamic properties of solid/liquid materials systems at the nano and micro-scale

Develop a macro scale resonating piezoelectric cantilever device for fluid rheology

validate using a range of reference fluids

Concept design for MEMS-scale resonating cantilever device

micron scale rheological measurement small quantities of expensive / development materials in- process monitoring

Construct a nano-mechanical tester (NTM3D) based in an SEM for measurement of solids

Microcomponents, thin films, coatings and MEMS devices microstructural changes under loads nanotribology


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SM06: Knowledge based design for plastics

Develop and code a validated model for predicting the long term performance of plastics used in load bearing applications

Provide guidance / measurement protocols on the use of the model

Significant technical improvement to industry – current models are inaccurate for polymers

Predictive modelling is an underpinning technology for materialsdesign

Enables users to shorten design cycles, reduce over-engineered products and increase reliability

Increase UK capabilities in predictive modelling

Materials Characterisation Programme 2006-09

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SM07: Improved Composite Component Design Through Validated Measurement Techniques

Develop test methodologies to support design of composite components under multi-axial loading and comprising of thick material sections

Provide validated test methods for measuring thick section properties and multi-axial material/structural response

Significant technical improvement to industry – current test methods are uni-axial in scope and suitable for relatively thin coupons

Measurement infrastructure will allow key players (e.g. Airbus) to maintain market position and influence design codes

Will increase confidence of manufacturers and users in ability of structures to perform as required in service – representative test methods

Support VAMAS biaxial test activity


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SM09: Improving Quality in Composite Materials Through Provision of Traceable Measurements

Develop tools for physical property measurements to assess quality of composite components during and after manufacture

Provision of accurate cure and residual stress assessment tools, together with optical techniques for post-manufacture microstructural characterisation

Significant benefits to industry through by relating chemical state of cure to mechanical performance – cure optimisation, shorter production times

Guidance on measurement of residual stress particularly for thick sections –significant need for industry expressed during orientation

New measurement services – thermal analysis and microstructural characterisation


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SM10: Characterising Interfaces inContinuous and Dispersed Materials

Develop traceable methods for characterising interfacial properties

Develop methodologies based on new measurement techniques Improved capabilities for industry / greater confidence in materials

Provide more accurate methods for measuring and predicting interfacial and interphase properties

Enable users to tailor and optimise material performance.

Establish metrology in nanocomposites areaNote: Nanocomposites are a new emerging class of materials, with a

predicted market of $1 billion by 2010, with claimed significantperformance advantages over traditional materials


Materials & Thermal Metrology Programme 2007+

April 2007 – March 2010

www.npl.co.uk/formulation/materials/2007plus/

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Materials 2007+

Materials Metrology Programme - Materials 2007+• Fluid properties for micro-processing – Martin Rides (AM10)

• Diagnostics for Measuring and Modelling Dispersion in Nanoparticulate Reinforced Polymers – Bill Broughton (AM11)

• Enabling the Next Generation of Structural Health Monitoring: Demonstrator, Validation and Best Practice – Michael Gower (AM14)

• Design Toolkit and Non-Destructive Measurements for Lifetime Management of Composite Structures under Dynamic Multi-Axial Loading Conditions - Bill Broughton (AM17)

• Moisture in materials - development of measurement capability – Stephanie Bell (UP10)

• Improved Design and Manufacture of Polymeric Coatings Through the Provision of Dynamic Nano-Indentation Measurement Methods, Nigel Jennett (SE02)

• Accelerated testing and design of bioresorbable implants, tissue scaffolds and drug housings (UP06)

AM10: Fluid properties for micro-processing

Lead Scientist: Martin Rides

Materials & Thermal 2007+ Programme

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AM10 - Aims

• The reliability of products, e.g. printed polymer electronic circuits, produced by micro-scale dispensing technologies and the efficiency with which they are manufactured will be underpinned by reliable techniques for characterising the properties of the fluids under conditions typical of processing.

• This project aims to develop techniques and procedures for characterising the relevant rheological properties of materials at time and length scales typical of micro-processing, with industrial uptake being facilitated through collaboration with companies and through web-based measurement guidance.

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AM10 - Deliverables

D1: Development of techniques for transient, small-scale rheological measurements. (NPL open report)

Duration: April 2007 – Jun 2009 (M Rides)

D2: Development and evaluation of measurement technology for high rate micro-processing (Scientific paper)

Duration: April 2007 - June 2009 (A Dawson)

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AM10 - Project Plan

• Stage 1: Development of techniques and procedures for small-scale, high rate transient rotational rheological measurements at time and length scales typical of micro-processing. Includesprocedures for setting and calibration of instrument.

• Stage 2: Critical review of transient extensional rheometry and dynamic surface tension measurement techniques, including assessment of length scale effects and needs for small-scale measurements.

• Stage 3: Development and evaluation of selected technique and procedures.

AM11: Diagnostics for Measuring and Modelling Dispersion in Nanoparticulate Reinforced Polymers

Lead Scientist: Bill Broughton


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AM11 - Aims

Develop a technique for assessing the quality of dispersion of nano-particulate fillers in polymers – ‘quick’, ‘cheap; ‘reliable’‘calibrated’, ‘non-invasive’, ‘non-destructive’

Key need for manufacturing these novel materials – quality assurance (reliability of property improvements)

New instrumentation opportunities

Assess models relating filler concentration / dispersion to bulkphysical performance

Developing new design capabilities for these novel materialsDesign of materials

Models for virtual design of products

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AM11 - Deliverables

D1: Critique of techniques and predictive analysis for characterisingnanoparticle dispersion and thermal and mechanical properties ofnanocomposite materials. (NPL open report)

Duration: 1 April 2007 – 30 Sept 2007 (W Broughton)

D2: Dispersion Monitoring Technique (scientific paper submitted to a journal)

Duration: 1 Oct 2007 – 31 March 2010 (W Broughton)

D3: Predictive model(s) for characterising dispersed nanoparticulatepolymeric materials (CoDA module and scientific paper).

Duration: 1 Feb 2008 – 31 March 2010 (W Broughton)

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AM11 - Project Plan

Stage 1: Identify Reference Materials and Techniques

Products: D1 Review

Stage 2: Reference Dispersion Data

Stage 3: Assess Techniques and Models

AM14: Enabling the Next Generation of Structural Health Monitoring:

Demonstrator, Validation and Best Practice

Lead Scientist: Michael Gower


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AM14 - Aims

• To accelerate the uptake of combined and multimodalmonitoring methods that support total lifecycle management of user-critical devices, structures and systems.

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AM14 - Deliverables

D1:Effective use of sensors. NPL report.

Duration: Apr 07 - Dec 08

D2:Selection and construction of an SHM demonstrator Web-site with live sensor information

Duration: Apr 07 - Mar 10

D3:Operation of SHM demonstrator, interpretation of output data andassessment of residual life. Good Practice Guide

Duration: Sept. 08 - Mar 10

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AM14 - Project plan

• Industrial case study for a fully functional SHM demonstrator system to support basic sensor metrology investigating traceability, reliability, redundancy, durability, cross talk, sensor positioning etc

• Mechanical, thermal, acoustic and chemical measurands. • Operating conditions (mechanical, accelerated environmental

ageing, thermal etc) can be varied from normal to extreme to test an appropriate network of sensors in locations where degradation can be detected most effectively.

• Theoretical models will be used to simulate the behaviour of the demonstrator under the actual loading conditions applied and to compare predictions of performance with interpreted data collected from the sensor network.

AM17: Design Toolkit and Non-Destructive Measurements for Lifetime Management of Composite Structures under Dynamic Multi-

Axial Loading Conditions

Lead Scientist: Bill Broughton


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AM17 - Aims

Ensuring the long-term structural integrity and safety of composite structures throughout in-service lifetime

Tools and standards to improve ‘lifetime prediction’ of composites enabling engineers to select materials and reliably design structures.

Develop and validate fatigue test methods for composites – mixed loading modes, variable stress amplitude and biaxial loading.

Assess the applicability of failure models

Contribute to ‘Grand Challenge’ of lifetime predictionSupports and extends work in the Structural Health Monitoring

Support larger programme – Spring 2007 Technology Programme call in advanced materials

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AM17 - Deliverables

D1: Uniaxial Cyclic Fatigue Test Methods - scientific paper and test procedures

Duration: 1 April 2007 – 30 Sept 2009 (W Broughton)

D2: Variable Amplitude Spectral Loading - scientific paper Duration: 1 April 2007 – 31 Mar 2010 (W Broughton)

D3: Biaxial Cyclic Fatigue Loading - web-based Good Practice Guide on Fatigue Design and Testing and test procedure

Duration: 1 July 2008 – 31 March 2010 (W Broughton)

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AM17 - Project Plan

• Stage 1: Source materials and manufacture samples (Oct 2007)• Different hole geometries• Develop damage assessment methods

• Stage 2: Fatigue method assessment (Mar 09)• Single load level cycles• Multiple load level cycles

• Stage 3: Multi-axial fatigue (Oct 09)• Stage 4: Model evaluations (Mar 2010)

UP10: Moisture in materials - development of measurement capability –

Lead Scientist: Stephanie Bell


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UP10 - Aims

• To initiate a knowledge base and capability for measuring moisture content of materials, on sound metrological principles, impacting on selected innovative areas within the timescale of the project, and as a foundation for a future NMS traceability infrastructure to support reliable moisture measurements across research and industry.

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UP10 - Deliverables

D1: Study establishing background information and user needs for NMSsupport for moisture measurements. Report on user needs for NMS support for moisture measurement, with recommendations.

Duration: Apr 07 - Nov 07 (Stephanie Bell)

D2: Moisture in materials NS initial measurement capability and knowledge base developed and trialed, and traceability provision proposed. Report on calibration issues for selected instruments and proposal for future work.

Duration: Nov 07 - Mar 09 (Stephanie Bell)

D3: Trial measurement of moisture content or profile in coatings, using surface acoustic wave technique.

Duration: Jul 08 - Dec 08. (Stephanie Bell)

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UP10 - Project Plan

• A study of user needs and measurement approaches for moisture inmaterials, identifying requirements for measurement traceability, and incorporating input from NPL materials experts plus a wide range of other stakeholders.

• Acquisition, practical use, and study of a selection of moisturemeasurement instruments or techniques.

• Trial measurements in order to both build expertise and address selected moisture-related practical problem(s) (possibly moisture reproducibility data in support of IS0 62).

• Trial adaptation of existing facility for surface acoustic wave measurement, to measure moisture content or profile in coatings

Materials & Thermal Metrology Programme

2008+

Programme Formulation UpdateMaterials & Thermal (Knowledge Base)Metrology R&D

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Rolling FormulationNew approach

• Annual “rolling” formulation

• Project ‘Hopper’– Projects developed but not selected last time around

• Reserve projects to replace ‘failing’ projects

• New projects can be added to hopper as needs identified

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Current Grand Challenges

• Development of in-situ friendly metrologymodelling, life-time prediction, SHM

• Modelling for metrology at all scalesinc. micro and nano-technologies

• Metrology to meet the energy challengeefficiency and conservation, renewables, alternative energy sources

• Metrology for innovation,design engineering and advanced manufacture

new structural and surface engineered materials

TSB strategy, Materials Innovation and Growth Strategy, MSET roadmaps, …

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N McCormickMolecular thermodynamics for multiscale applications15

A LevickGas thermometry under adverse conditions14

G MachinFuture ITS realisation and dissemination13

C StaceyImproved thermal conductivity data for advanced engineering materials12

H DaviesIntegrating CFD and materials chemistry for in-situ measurements11

M CainMEMS for sensory metrology10

A TurnbullEnvironment induced short crack growth rates9

T FryJ Lord

Relating miniaturised testing to full size testingMultiscale strain mapping in extreme environments

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C HuntMetrology for Interfacial Interconnect Effects6

J LordK MingardN Jennett

Novel portable in-situ residual stress mapping techniquesImproving the accuracy of EBSDIndentation for tensile properties evaluation

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M RidesR Boyd

Dispersion in polymeric nanocompositesTraceable size & shape measurements on nanoparticles

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Projects submitted to MAC WG (Knowledge Base Programme)

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Nick McCormickNeil McCartney

Chris BaileyModelling

Bob ClarkeMark Gee

Paul WeaverMaterials for Emerging Applications

Bill BroughtonGraham Sims

Chris StevensPerformance of Polymers & Polymer Composites

Ken MingardRoger Morrell

Peter MorrisPerformance of Metals & Ceramics

Tony FryBryan Roebuck

David HillsCharacterisation of Materials

Stephanie BellGraham Machin

Bob PragnallTemperature, Humidity & Moisture

NPL PartnerNPL Fellow

LeaderSub Working Group

MAC Working Group

Metrology R&D Programme

MET R&D themes (a.k.a. Innovation R&D)Healthcare

Communications Security

Environment/Energy/Transport Advanced Materials ?

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P TomlinsAn instrument for quantifying biocompatibility on static and dynamically strained surfaces

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P TomlinsCharacterisation of tissue scaffold materials for performance and processing9

M Cain

T Maxwell

M Rides

P Nicholson

Fundamental Metrology to promote Pervasive use of Organic Electronics

Micro-scale characterisation of the mechanical properties of polymericmaterials

Characterisation of polymeric fluids for micro-scale processing and fabrication

Efficiency validation and nanometre structure-activity measurement of photovoltaic cells

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M CainMultiphysical probing of the properties of functional and multifunctional materials4

B Clarke

M StewartM Hall

Broadband Dielectric (Impedance) Spectroscopy from 1 mHz to 100 GHz at –200°C to + 400°C Metrology for Characterising Dielectric Breakdown Measurement of the electrical conductivity of non-ferrous metals and alloys at frequencies up to 1 MHz

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AuthorProjects for submission to MET R&D

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AuthorProjects for submission to MET R&D

M GeeMonitoring the health of surfaces subjected to degradation from wear22

S ChakravortyMetrology and modelling of complex and isotropic materials behaviour from 3D internal image

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G HindsH Davies

In-situ measurement and modelling of fuel cellsModelling assisted in-situ measurement

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M HallProperties of magnetic thin films, multilayers and nanostructures18

M HallMeasurement of permanent magnets at operational temperatures (tie in with soft project)

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D MendelsMicrofluidics16

N McCormickN McCormickN McCormickN McCormickB Broughton

Monitoring the unexpectedUnderstanding lifetime management for structuresReal-world materials property determination through modellingIn-situ corrosion monitoring for large structuresDiagnostic Toolkit for Bonded and Bolted Composite Structures

1112131415

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MET R&D Messages

• All projects would benefit from endorsement from prospective partners. These should be available in time for the working group meeting (early November)

• The WG want to back areas where UK is or can be Number One. Convincing arguments to justify this are essential in proposals

• Opportunities for representation on MET advisory committee (Meeting 16 Nov 07)

polymers & composites project portfolio materials 2007+ materials

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