JEC COMPOSITES MAGAZINE - Issue #67 - August/September 2011 - 46

46

produce a hull chemistry has enabled the for their new 20development of a step-change ft fibreglass ski technology gelcoat which boat (Figure 11). significantly outperforms established After demoulding Iso/NPG and Iso gelcoat the trial hull, technologies. Morgan Sports The luxury marine industry is likely Boats were to be the first to benefit from this extremely new gelcoat technology, which will impressed with enable them to raise the quality of the sheer their product offering. brilliance of the white colour and Other markets using composites the level of which also value the retention of gelcoat gloss. So, long-term aesthetics in exposed they decided that gelcoat surfaces, such as for the their next show exteriors of buildings, are also Fig.11: Morgan Sport Boats trial: 20-ft ski boat hull fabricated using new Crystic Permabright gelcoat. boat will be starting to show increasing interest in A significant improvement in gelcoat gloss and the brilliance of gelcoated entirely this new UV resistant next the white colour was noted. with white generation gelcoat. n is easy to apply evenly and exhibits Crystic Permabright for the hull, little if any porosity. It is also easy to deck, dashboard and all the exterior More information: repair, which is another practical GRP parts. www.scottbader.com aspect that was taken into consideration as part of this project. Tables of properties Tab.1: Typical Properties of Crystic Permabright gelcoats Tables 1. and 2. show Typical result/brush Typical result/spray Properties Customer trials typical properties of the In addition to extensive in-house two Crystic Permabright 350-450 poise 230-280 poise Viscosity, 25°C 0.6s-1 handling trials that were carried out grades available. during the development stage, Technical data sheets for Viscosity, 25°C 4500s-1 12-18 poise 2.3-2.5 poise several customers also carried out both spray and brush trials. Morgan Sports Boats, based grades are available from near Plymouth in the south west of Scott Bader. 1.2 1.2 Specific gravity at 25°C England, have used marine-grade brush Crystic gelcoats for many Conclusions Stability at 20°C 3 months 3 months years. The comparative Andy Morgan, their founder and technical results clearly Geltime 25°C 2% managing director, was keen to trial show that this advanced butanox M50 (or other 6-10 minutes 6-10 minutes equivalent catalyst) the new gelcoat and used it to D-Iso/NPG polymer

coating

More information

Scott Bader was established in 1921. Today, it is a £180 million multinational chemical company, employing 560 people worldwide. Scott Bader’s headquarters are based in the UK where they have purposebuilt, state-of-the-art technical facilities that provide R&D as well as complete evaluation, testing and application support. They have manufacturing facilities in the UK, France, Croatia, The Middle East and South Africa.

jec composites magazine / No67 August - September 2011
Mechanical properties Barcol hardness (Model 934-1) Tensile strength Elongation at break Flexural strength Flexural modulus

Tab.2: Typical Mechanical Properties of Crystic Permabright gelcoats (Post cure 16 hrs at 40°C )

Method EN 59 BS EN ISO 62 part 6.2 BS EN ISO 527-2 BS EN ISO 527-2 BS EN ISO 178 BS EN ISO 178

Typical result/brush 46 9.4 mg 58 MPa 3.3% 103 MPa 2980 MPa

Typical result/spray 48 6.3 mg 61 MPa 2.7% 97 MPa 3490 MPa

Water absorption 24 hours at 23°C


http://www.scottbader.com

JEC COMPOSITES MAGAZINE - Issue #67 - August/September 2011

Table of Contents for the Digital Edition of JEC COMPOSITES MAGAZINE - Issue #67 - August/September 2011

Cover
Edito
Point of view: "I have a very positive view of the market" by Thomas Hedger
Contents
Agenda of Events
COMPANY & BUSINESS
- In Brief
- Automotive
APPLICATIONS
- Aeronautics
- Building & construction
- Sustainability
MARKET
- Composites
- Asia-Pacific
- Resin
-Productivity
-Human Resources
FEATURE MARINE
- Natural Fibre
- Environment
- Race boat
- Simulation
- Coating
- Bonding
RESEARCH & DEVELOPMENT
- Simulation
- Natural Fibre
TECHNOLOGY & INNOVATIONS
- RTM-S
-Software
- SMC
Index
In the world
JEC COMPOSITES MAGAZINE - Issue #67 - August/September 2011 - Cover
JEC COMPOSITES MAGAZINE - Issue #67 - August/September 2011 - 2
JEC COMPOSITES MAGAZINE - Issue #67 - August/September 2011 - Edito
JEC COMPOSITES MAGAZINE - Issue #67 - August/September 2011 - Point of view: "I have a very positive view of the market" by Thomas Hedger
JEC COMPOSITES MAGAZINE - Issue #67 - August/September 2011 - 5
JEC COMPOSITES MAGAZINE - Issue #67 - August/September 2011 - Contents
JEC COMPOSITES MAGAZINE - Issue #67 - August/September 2011 - 7
JEC COMPOSITES MAGAZINE - Issue #67 - August/September 2011 - 8
JEC COMPOSITES MAGAZINE - Issue #67 - August/September 2011 - Agenda of Events
JEC COMPOSITES MAGAZINE - Issue #67 - August/September 2011 - PubJEC
JEC COMPOSITES MAGAZINE - Issue #67 - August/September 2011 - PubESI
JEC COMPOSITES MAGAZINE - Issue #67 - August/September 2011 - - In Brief
JEC COMPOSITES MAGAZINE - Issue #67 - August/September 2011 - - Automotive
JEC COMPOSITES MAGAZINE - Issue #67 - August/September 2011 - - Aeronautics
JEC COMPOSITES MAGAZINE - Issue #67 - August/September 2011 - 13
JEC COMPOSITES MAGAZINE - Issue #67 - August/September 2011 - - Building & construction
JEC COMPOSITES MAGAZINE - Issue #67 - August/September 2011 - 15
JEC COMPOSITES MAGAZINE - Issue #67 - August/September 2011 - 16
JEC COMPOSITES MAGAZINE - Issue #67 - August/September 2011 - 17
JEC COMPOSITES MAGAZINE - Issue #67 - August/September 2011 - - Sustainability
JEC COMPOSITES MAGAZINE - Issue #67 - August/September 2011 - - Composites
JEC COMPOSITES MAGAZINE - Issue #67 - August/September 2011 - 20
JEC COMPOSITES MAGAZINE - Issue #67 - August/September 2011 - 21
JEC COMPOSITES MAGAZINE - Issue #67 - August/September 2011 - - Asia-Pacific
JEC COMPOSITES MAGAZINE - Issue #67 - August/September 2011 - 23
JEC COMPOSITES MAGAZINE - Issue #67 - August/September 2011 - 24
JEC COMPOSITES MAGAZINE - Issue #67 - August/September 2011 - - Resin
JEC COMPOSITES MAGAZINE - Issue #67 - August/September 2011 - 26
JEC COMPOSITES MAGAZINE - Issue #67 - August/September 2011 - 27
JEC COMPOSITES MAGAZINE - Issue #67 - August/September 2011 - -Productivity
JEC COMPOSITES MAGAZINE - Issue #67 - August/September 2011 - 29
JEC COMPOSITES MAGAZINE - Issue #67 - August/September 2011 - 30
JEC COMPOSITES MAGAZINE - Issue #67 - August/September 2011 - -Human Resources
JEC COMPOSITES MAGAZINE - Issue #67 - August/September 2011 - 32
JEC COMPOSITES MAGAZINE - Issue #67 - August/September 2011 - - Natural Fibre
JEC COMPOSITES MAGAZINE - Issue #67 - August/September 2011 - 34
JEC COMPOSITES MAGAZINE - Issue #67 - August/September 2011 - - Environment
JEC COMPOSITES MAGAZINE - Issue #67 - August/September 2011 - 36
JEC COMPOSITES MAGAZINE - Issue #67 - August/September 2011 - 37
JEC COMPOSITES MAGAZINE - Issue #67 - August/September 2011 - - Race boat
JEC COMPOSITES MAGAZINE - Issue #67 - August/September 2011 - 39
JEC COMPOSITES MAGAZINE - Issue #67 - August/September 2011 - - Simulation
JEC COMPOSITES MAGAZINE - Issue #67 - August/September 2011 - 41
JEC COMPOSITES MAGAZINE - Issue #67 - August/September 2011 - - Coating
JEC COMPOSITES MAGAZINE - Issue #67 - August/September 2011 - 43
JEC COMPOSITES MAGAZINE - Issue #67 - August/September 2011 - 44
JEC COMPOSITES MAGAZINE - Issue #67 - August/September 2011 - 45
JEC COMPOSITES MAGAZINE - Issue #67 - August/September 2011 - 46
JEC COMPOSITES MAGAZINE - Issue #67 - August/September 2011 - - Bonding
JEC COMPOSITES MAGAZINE - Issue #67 - August/September 2011 - 48
JEC COMPOSITES MAGAZINE - Issue #67 - August/September 2011 - - Simulation
JEC COMPOSITES MAGAZINE - Issue #67 - August/September 2011 - 50
JEC COMPOSITES MAGAZINE - Issue #67 - August/September 2011 - 51
JEC COMPOSITES MAGAZINE - Issue #67 - August/September 2011 - 52
JEC COMPOSITES MAGAZINE - Issue #67 - August/September 2011 - - Natural Fibre
JEC COMPOSITES MAGAZINE - Issue #67 - August/September 2011 - 54
JEC COMPOSITES MAGAZINE - Issue #67 - August/September 2011 - 55
JEC COMPOSITES MAGAZINE - Issue #67 - August/September 2011 - - RTM-S
JEC COMPOSITES MAGAZINE - Issue #67 - August/September 2011 - 57
JEC COMPOSITES MAGAZINE - Issue #67 - August/September 2011 - 58
JEC COMPOSITES MAGAZINE - Issue #67 - August/September 2011 - 59
JEC COMPOSITES MAGAZINE - Issue #67 - August/September 2011 - -Software
JEC COMPOSITES MAGAZINE - Issue #67 - August/September 2011 - 61
JEC COMPOSITES MAGAZINE - Issue #67 - August/September 2011 - 62
JEC COMPOSITES MAGAZINE - Issue #67 - August/September 2011 - 63
JEC COMPOSITES MAGAZINE - Issue #67 - August/September 2011 - - SMC
JEC COMPOSITES MAGAZINE - Issue #67 - August/September 2011 - Index
JEC COMPOSITES MAGAZINE - Issue #67 - August/September 2011 - In the world
JEC COMPOSITES MAGAZINE - Issue #67 - August/September 2011 - 67
JEC COMPOSITES MAGAZINE - Issue #67 - August/September 2011 - 68
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