JEC COMPOSITES MAGAZINE - Issue #37 - December 2007 - 39

Materials More information - BioComp integrated project for SME’s, EU 6th framework programme: www.biocomp.eu.com - Information portal on biocomposites: www.n-fibrebase.net - Information portal on biopolymers: www.biopolymer.net - “Green Composites: Polymer Composites and the Environment”, Baillie C., Woodhead Publishing, 2004 - “Natural Fibers, Plastics and Composites”, Wallenberger FT, Weston N, Kluwer Academic Publishers, 2004 good mechanical properties of the fibres means that biocomposites can be made with excellent weight-based mechanical properties (also denoted specific properties). The density of glass fibres is about 2.60 g/cm 3. Figure 4B shows predictions of stiffness per weight for plant-fibre and glass-fibre composites. It is demonstrated that even though stiffness per volume is lower for plantfibre composites (Figure 4A), stiffness per weight is generally higher (Figure 4B). Fig. 5: Chair designed with biocomposites Conclusions - Existing material models used for traditional composites can be used to predict the mechanical performance of biocomposite materials. - The models can be used to make guidelines for the expected mechanical performance of biocomposites with variable composite parameters, such as fibre content, porosity, fibre orientation, and fibre and matrix properties. - By using typical plant- and glass-fibre properties, it has been demonstrated that, in comparison to glass-fibre composites, plant-fibre composites have lower stiffness per volume, but greater stiffness per weight. Thus, for a given stiffness of a material component, plant-fibre composites require greater volume, but with lower weight compared to glass-fibre composites. - The typical costs for plant- and glass-fibre preforms (nonwoven and strand mat) can be used to demonstrate that, in comparison to glass-fibre composites, plant-fibre composites have a better stiffness per cost ratio. More information: www.risoe.dk References [1] Karus M., Kaup M., Ortmann S.: Use of natural fibres in the German and Austrian automotive industry. Market survey 2002: Status, analysis and trends. Nova-Institute GmbH, Germany, 2002. [2] Lilholt H., Lawther J.M.: Natural organic fibres. In Comprehensive Composite Materials (6 vols). Elsevier Science. Vol. 1, chap. 10, p. 303325, 2000. [3] Madsen B.: Properties of plant fibre yarn polymer composites – an experimental study. PhD thesis. Technical University of Denmark, 2004. [4] Madsen B., Thygesen A., Lilholt H.: Plant fibre composites – porosity and volumetric interaction. Composite Science and Technology, 67: 15841600, 2007. [5] Madsen B., Lilholt H.: Physical and mechanical properties of unidirectional plant fibre composites – an evaluation of the influence of porosity. Composites Science and Technology, 63: 1265-1272, 2003. [6] Strøm M, Svensson L. www.bio-plus.dk. Cost of biocomposites Material cost is of critical importance in most industrial products. Even though plant fibres are derived from low-cost biomass resources, the manufacturing steps required 1) to grow the plants, 2) to extract fibres from plants, and 3) to process the fibres into suitable preforms for composites all add costs to the use of plant fibres as reinforcement in composites. However, for composites with a 2D random-fibre orientation, the cost for plant-fibre preforms is relatively low. The cost of non-woven mats of plant fibres is about €1.8/kg. The related cost of glass-fibre strand mats is about €2.6/kg. (The stated costs are overall costs, not taking into account the influence of quality and quantity of purchased products). Figure 4C shows predictions of stiffness per cost for plant-fibre and glass-fibre composites, and it is demonstrated that the low cost of non-woven plant fibre preforms promotes a high stiffness per cost for the composites. Design with biocomposites As shown in the above analysis of the technical performance of biocomposites, these new generations of composites are realistic potential alternatives to traditional composites in selected products and applications. Figure 5 shows an example of a chair designed with biocomposites and produced at Risø National Laboratory [6]. No37 December 2007 / JEC Composites Magazine
http://www.biocomp.eu.com http://www.n-fibrebase.net http://www.biopolymer.net http://www.risoe.dk http://www.bio-plus.dk

JEC COMPOSITES MAGAZINE - Issue #37 - December 2007

Table of Contents for the Digital Edition of JEC COMPOSITES MAGAZINE - Issue #37 - December 2007

Cover
Edito
CONTENTS
NEWS WORLDWIDE
- Companies
- Agenda of events
- Innovations
BUSINESS
- Trends
- Market survey: China
- Initiative
- Niche markets
- Human capital
FEATURE - BIOCOMPOSITES
- Properties
- Materials
- Applications
USERS’ PLATFORM
- Composites in the world
- Applications
- Successful partners
- Impact analysis
KNOW-HOW
- Thermoplastic fabric
- Control
JEC COMPOSITES MAGAZINE - Issue #37 - December 2007 - Cover
JEC COMPOSITES MAGAZINE - Issue #37 - December 2007 - 2
JEC COMPOSITES MAGAZINE - Issue #37 - December 2007 - Edito
JEC COMPOSITES MAGAZINE - Issue #37 - December 2007 - 4
JEC COMPOSITES MAGAZINE - Issue #37 - December 2007 - 5
JEC COMPOSITES MAGAZINE - Issue #37 - December 2007 - CONTENTS
JEC COMPOSITES MAGAZINE - Issue #37 - December 2007 - 7
JEC COMPOSITES MAGAZINE - Issue #37 - December 2007 - - Companies
JEC COMPOSITES MAGAZINE - Issue #37 - December 2007 - 9
JEC COMPOSITES MAGAZINE - Issue #37 - December 2007 - 10
JEC COMPOSITES MAGAZINE - Issue #37 - December 2007 - 11
JEC COMPOSITES MAGAZINE - Issue #37 - December 2007 - - Agenda of events
JEC COMPOSITES MAGAZINE - Issue #37 - December 2007 - 13
JEC COMPOSITES MAGAZINE - Issue #37 - December 2007 - - Innovations
JEC COMPOSITES MAGAZINE - Issue #37 - December 2007 - 15
JEC COMPOSITES MAGAZINE - Issue #37 - December 2007 - 16
JEC COMPOSITES MAGAZINE - Issue #37 - December 2007 - 17
JEC COMPOSITES MAGAZINE - Issue #37 - December 2007 - - Trends
JEC COMPOSITES MAGAZINE - Issue #37 - December 2007 - 19
JEC COMPOSITES MAGAZINE - Issue #37 - December 2007 - - Market survey: China
JEC COMPOSITES MAGAZINE - Issue #37 - December 2007 - 21
JEC COMPOSITES MAGAZINE - Issue #37 - December 2007 - 22
JEC COMPOSITES MAGAZINE - Issue #37 - December 2007 - 23
JEC COMPOSITES MAGAZINE - Issue #37 - December 2007 - 24
JEC COMPOSITES MAGAZINE - Issue #37 - December 2007 - 25
JEC COMPOSITES MAGAZINE - Issue #37 - December 2007 - 26
JEC COMPOSITES MAGAZINE - Issue #37 - December 2007 - 27
JEC COMPOSITES MAGAZINE - Issue #37 - December 2007 - - Initiative
JEC COMPOSITES MAGAZINE - Issue #37 - December 2007 - 29
JEC COMPOSITES MAGAZINE - Issue #37 - December 2007 - - Niche markets
JEC COMPOSITES MAGAZINE - Issue #37 - December 2007 - 31
JEC COMPOSITES MAGAZINE - Issue #37 - December 2007 - - Human capital
JEC COMPOSITES MAGAZINE - Issue #37 - December 2007 - 33
JEC COMPOSITES MAGAZINE - Issue #37 - December 2007 - - Properties
JEC COMPOSITES MAGAZINE - Issue #37 - December 2007 - 35
JEC COMPOSITES MAGAZINE - Issue #37 - December 2007 - 36
JEC COMPOSITES MAGAZINE - Issue #37 - December 2007 - - Materials
JEC COMPOSITES MAGAZINE - Issue #37 - December 2007 - 38
JEC COMPOSITES MAGAZINE - Issue #37 - December 2007 - 39
JEC COMPOSITES MAGAZINE - Issue #37 - December 2007 - 40
JEC COMPOSITES MAGAZINE - Issue #37 - December 2007 - 41
JEC COMPOSITES MAGAZINE - Issue #37 - December 2007 - - Applications
JEC COMPOSITES MAGAZINE - Issue #37 - December 2007 - 43
JEC COMPOSITES MAGAZINE - Issue #37 - December 2007 - 44
JEC COMPOSITES MAGAZINE - Issue #37 - December 2007 - 45
JEC COMPOSITES MAGAZINE - Issue #37 - December 2007 - 46
JEC COMPOSITES MAGAZINE - Issue #37 - December 2007 - 47
JEC COMPOSITES MAGAZINE - Issue #37 - December 2007 - 48
JEC COMPOSITES MAGAZINE - Issue #37 - December 2007 - 49
JEC COMPOSITES MAGAZINE - Issue #37 - December 2007 - - Composites in the world
JEC COMPOSITES MAGAZINE - Issue #37 - December 2007 - 51
JEC COMPOSITES MAGAZINE - Issue #37 - December 2007 - - Applications
JEC COMPOSITES MAGAZINE - Issue #37 - December 2007 - 53
JEC COMPOSITES MAGAZINE - Issue #37 - December 2007 - - Successful partners
JEC COMPOSITES MAGAZINE - Issue #37 - December 2007 - 55
JEC COMPOSITES MAGAZINE - Issue #37 - December 2007 - KNOW-HOW
JEC COMPOSITES MAGAZINE - Issue #37 - December 2007 - 57
JEC COMPOSITES MAGAZINE - Issue #37 - December 2007 - 58
JEC COMPOSITES MAGAZINE - Issue #37 - December 2007 - - Thermoplastic fabric
JEC COMPOSITES MAGAZINE - Issue #37 - December 2007 - 60
JEC COMPOSITES MAGAZINE - Issue #37 - December 2007 - 61
JEC COMPOSITES MAGAZINE - Issue #37 - December 2007 - - Control
JEC COMPOSITES MAGAZINE - Issue #37 - December 2007 - 63
JEC COMPOSITES MAGAZINE - Issue #37 - December 2007 - 64
JEC COMPOSITES MAGAZINE - Issue #37 - December 2007 - 65
JEC COMPOSITES MAGAZINE - Issue #37 - December 2007 - 66
JEC COMPOSITES MAGAZINE - Issue #37 - December 2007 - 67
JEC COMPOSITES MAGAZINE - Issue #37 - December 2007 - 68
https://www.nxtbook.fr/newpress/jeccomposites/jcm2211_148
https://www.nxtbook.fr/newpress/jeccomposites/jcm2209_147
https://www.nxtbook.fr/newpress/jeccomposites/jcm2206_146
https://www.nxtbook.fr/newpress/jeccomposites/jcm2204_145
https://www.nxtbook.fr/newpress/jeccomposites/jcm2201_144
https://www.nxtbook.fr/newpress/jeccomposites/jcm211_143
https://www.nxtbook.fr/newpress/jeccomposites/jcm2109_142
https://www.nxtbook.fr/newpress/jeccomposites/jcm2107_141
https://www.nxtbook.fr/newpress/jeccomposites/jcm2105_140
https://www.nxtbook.fr/newpress/jeccomposites/jcm2103_139
https://www.nxtbook.fr/newpress/jeccomposites/jcm-experts-digest-additive-manufacturing-2020
https://www.nxtbook.fr/newpress/jeccomposites/jcm2101_138
https://www.nxtbook.fr/newpress/jeccomposites/jcm2011_Special_Issue4
https://www.nxtbook.fr/newpress/jeccomposites/jcm2011_137
https://www.nxtbook.fr/newpress/jeccomposites/jcm2009_136
https://www.nxtbook.fr/newpress/jeccomposites/jcm2007_135
https://www.nxtbook.fr/newpress/jeccomposites/jcm_2020_Q1_Innovation_Report
https://www.nxtbook.fr/newpress/jeccomposites/jcm2005_Special_Issue3
https://www.nxtbook.fr/newpress/jeccomposites/jcm2005_134
https://www.nxtbook.fr/newpress/jeccomposites/jcm2003_133
https://www.nxtbook.fr/newpress/jeccomposites/jcm2001_132
https://www.nxtbook.fr/newpress/jeccomposites/jcm1911_Special_Issue2
https://www.nxtbook.fr/newpress/jeccomposites/jcm1911_131
https://www.nxtbook.fr/newpress/jeccomposites/jcm1909_130
https://www.nxtbook.fr/newpress/jeccomposites/jcm1907_129
https://www.nxtbook.fr/newpress/jeccomposites/jcm1905_128
https://www.nxtbook.fr/newpress/jeccomposites/jcm1903_Special_Issue1
https://www.nxtbook.fr/newpress/jeccomposites/jcm1903_127
https://www.nxtbook.fr/newpress/jeccomposites/jcm1901_126
https://www.nxtbook.fr/newpress/jeccomposites/jcm1811_125
https://www.nxtbook.fr/newpress/jeccomposites/jcm1810_124
https://www.nxtbook.fr/newpress/jeccomposites/jcm1808_123
https://www.nxtbook.fr/newpress/jeccomposites/jcm1807_122
https://www.nxtbook.fr/newpress/jeccomposites/jcm1805_121
https://www.nxtbook.fr/newpress/jeccomposites/jcm1804_120
https://www.nxtbook.fr/newpress/jeccomposites/jcm1803_119
https://www.nxtbook.fr/newpress/jeccomposites/jcm1802_119-Supplement_Innovation_Report
https://www.nxtbook.fr/newpress/jeccomposites/jcm1801_118
https://www.nxtbook.fr/newpress/jeccomposites/jcm1711_117
https://www.nxtbook.fr/newpress/jeccomposites/jcm1710_116
https://www.nxtbook.fr/newpress/jeccomposites/jcm1708_115
https://www.nxtbook.fr/newpress/jeccomposites/jcm1707_114
https://www.nxtbook.fr/newpress/jeccomposites/jcm1706_113
https://www.nxtbook.fr/newpress/jeccomposites/jcm1704_112
https://www.nxtbook.fr/newpress/jeccomposites/jcm1703_111
https://www.nxtbook.fr/newpress/jeccomposites/jcm1701_110
https://www.nxtbook.fr/newpress/jeccomposites/jcm1611_109
https://www.nxtbook.fr/newpress/jeccomposites/jcm1610_108
https://www.nxtbook.fr/newpress/jeccomposites/jcm1608_107
https://www.nxtbook.fr/newpress/jeccomposites/jcm1607_106
https://www.nxtbook.fr/newpress/jeccomposites/jcm1605_105
https://www.nxtbook.fr/newpress/jeccomposites/jcm1604_104
https://www.nxtbook.fr/newpress/jeccomposites/jcm1603_103
https://www.nxtbook.fr/newpress/jeccomposites/jcm1601_102
https://www.nxtbook.fr/newpress/jeccomposites/jcm1511_101
https://www.nxtbook.fr/newpress/jeccomposites/jcm1510_100
https://www.nxtbook.fr/newpress/jeccomposites/jcm1509_99
https://www.nxtbook.fr/newpress/jeccomposites/jcm1507_98
https://www.nxtbook.fr/newpress/jeccomposites/jcm1505_97
https://www.nxtbook.fr/newpress/jeccomposites/jcm1504_96
https://www.nxtbook.com/newpress/jeccomposites/jcm1503_95
https://www.nxtbook.com/newpress/jeccomposites/jcm1501_94
https://www.nxtbook.com/newpress/jeccomposites/jcm1412_93
https://www.nxtbook.com/newpress/jeccomposites/jcm1410_92
https://www.nxtbook.com/newpress/jeccomposites/jcm1409_91
https://www.nxtbook.com/newpress/jeccomposites/jcm1406_90
https://www.nxtbook.com/newpress/jeccomposites/jcm1405_89
https://www.nxtbook.com/newpress/jeccomposites/jcm1404_88
https://www.nxtbook.com/newpress/jeccomposites/jcm1403_87
https://www.nxtbook.com/newpress/jeccomposites/jcm1401_86
https://www.nxtbook.com/newpress/jeccomposites/jcm1311_85
https://www.nxtbook.com/newpress/jeccomposites/jcm1310_84
https://www.nxtbook.com/newpress/jeccomposites/jcm1308_83
https://www.nxtbook.com/newpress/jeccomposites/jcm1307_82
https://www.nxtbook.com/newpress/jeccomposites/jcm1305_81
https://www.nxtbook.com/newpress/jeccomposites/jcm1304_80
https://www.nxtbook.com/newpress/jeccomposites/jcm1303_79
https://www.nxtbook.com/newpress/jeccomposites/jcm1301_78
https://www.nxtbook.com/newpress/jeccomposites/jcm1212_77
https://www.nxtbook.com/newpress/jeccomposites/jcm1210_76
https://www.nxtbook.com/newpress/jeccomposites/jcm1208_75
https://www.nxtbook.com/newpress/jeccomposites/jcm1207_74
https://www.nxtbook.com/newpress/jeccomposites/jcm1206_73
https://www.nxtbook.com/newpress/jeccomposites/jcm1204_72
https://www.nxtbook.com/newpress/jeccomposites/jcm1203_71
https://www.nxtbook.com/newpress/jeccomposites/jcm1201_70
https://www.nxtbook.com/newpress/jeccomposites/jcm1111_69
https://www.nxtbook.com/newpress/jeccomposites/jcm1110_68
https://www.nxtbook.com/newpress/jeccomposites/jcm1108_67
https://www.nxtbook.com/newpress/jeccomposites/jcm1107_66
https://www.nxtbook.com/newpress/jeccomposites/jcm1105_65
https://www.nxtbook.com/newpress/jeccomposites/jcm1104_64
https://www.nxtbook.com/newpress/jeccomposites/jcm1103_63
https://www.nxtbook.com/newpress/jeccomposites/jcm1101_62
https://www.nxtbook.com/newpress/jeccomposites/jcm1011_61
https://www.nxtbook.com/newpress/jeccomposites/jcm1010_60
https://www.nxtbook.com/newpress/jeccomposites/jcm1009_59
https://www.nxtbook.com/newpress/jeccomposites/jcm1006_58
https://www.nxtbook.com/newpress/jeccomposites/jcm1005_57
https://www.nxtbook.com/newpress/jeccomposites/jcm1004_56
https://www.nxtbook.com/newpress/jeccomposites/jcm1003_55
https://www.nxtbook.com/newpress/jeccomposites/jcm1001_54
https://www.nxtbook.com/newpress/jeccomposites/jcm0911_53
https://www.nxtbook.com/newpress/jeccomposites/jcm0910_52
https://www.nxtbook.com/newpress/jeccomposites/jcm0909_51
https://www.nxtbook.com/newpress/jeccomposites/jcm0907-08_50
https://www.nxtbook.com/newpress/jeccomposites/jcm0906_49
https://www.nxtbook.com/newpress/jeccomposites/jcm0904_48
https://www.nxtbook.com/newpress/jeccomposites/jcm0903_47
https://www.nxtbook.com/newpress/jeccomposites/jcm0901_46
https://www.nxtbook.com/newpress/jeccomposites/jcm0811_45
https://www.nxtbook.com/newpress/jeccomposites/jcm0810_44
https://www.nxtbook.com/newpress/jeccomposites/jcm0809_43
https://www.nxtbook.com/newpress/jeccomposites/jcm0807_42
https://www.nxtbook.com/newpress/jeccomposites/jcm0806_41
https://www.nxtbook.com/newpress/jeccomposites/jcm0805_40
https://www.nxtbook.com/newpress/jeccomposites/jcm0803_39
https://www.nxtbook.com/newpress/jeccomposites/jcm0801_38
https://www.nxtbook.com/newpress/jeccomposites/jcm0712_37
https://www.nxtbook.com/newpress/jeccomposites/jcm0710_36
https://www.nxtbook.com/newpress/jeccomposites/jcm0709_35
https://www.nxtbook.com/newpress/jeccomposites/jcm0707_34
https://www.nxtbook.com/newpress/jeccomposites/jcm0706_33
https://www.nxtbookmedia.com