Bayer Ag · XETR:BAYN
Bayer — Technical Presentation (2007)
20 slides from Bayer's technical presentation, 2007
Slide 1: Polymers: Functional today, intelligent tomorrow? Infotainment
Bayer: Science For A Better Life Polymers: Functional today, intelligent tomorrow? Infotainment Dr. Hartmut Löwer Polycarbonates, Global Innovations & Product Management
Slide 2: 25 years of optical data storage media
2007: 25 years of optical data storage media 1982 Audio- CD 1989 2006 CD-R BD 1996 DVD 1997 2006 DVD+R HD-DVD 2
Slide 3: Polycarbonate at the forefront of innovation
New generations emerging at ever faster rates: Polycarbonate at the forefront of innovation Global market 13 29 58 67 [billion discs] 20% 27% CD prerecorded 59% 18% CD-R, RW 30% DVD prerecorded 93% 23% DVD-R, RW 24% 22% HD DVD prerecorded* 31% 8% HD DVD-R/RW* 19% 7% 10% 9% * including Blu-ray discs
Slide 4: Polycarbonate: Much more than "just" transparent
Polycarbonate: Much more than “just” transparent Requirements Transmission Optics High transmission High purity Toughness Birefringence Low birefringence Processing Short cycle time Good flow properties Thermal Cycle time resistance High toughness High dimensional stability Water uptak
Slide 5: Polycarbonates fulfill the highest demands
Fourth generation – Near-field recording: Polycarbonates fulfill the highest demands Capacity of over 100 GB Near-field recording Extremely small working distance “Perfect” surfaces required Nano-scale pit structure Far-field lens Solid immersion lens (SIL) Diameter ~ 40 µm Information Polyc
Slide 6: Laser Doppler vibrometry visualizes characteristic oscillations of rotating media
Laser Doppler vibrometry visualizes characteristic oscillations of rotating media Measurement points 6
Slide 7: CD – 3rd mode 132 Hz ("potato chip")
CD – 3rd mode 132 Hz (“potato chip”) 7
Slide 8: CD – 4th mode 280 Hz
(Sr en) CD — 4" mode 280 Hz Se ALG) Vib Richtung 2 2D-Punkt x 0.0116m ¥ -0,0221 m 2: 1.5000 m is) 1,5002 m
Slide 9: CD – 5th mode 414 Hz
Pesta) CD — 5th mode 414 Hz Se ALG)
Slide 10: CD – 6th mode 488 Hz
Pesta) CD — 6" mode 488 Hz Se ALG)
Slide 11: CD – 7th mode 623 Hz
(Het) CD — 7" mode 623 Hz eed VEGI Vib Richtung -2 2D-Punkt x -~0.0171m Y -0,0108 m 2: 1,5000 m D: 1,5001 m
Slide 12: Holographic data storage: Principle and current stage of development
Holographic data storage: Principle and current stage of development The principle Where we are today 3-dimensional data storage Prototypes (volume holography) Signal beam carries data and interferes with reference beam in polymeric storage medium Signal beam Reference Key advantages: beam α
Slide 13: Holographic data storage: TAPESTRY – Focus on the medium
Holographic data storage: TAPESTRYTM – Focus on the medium 1 mm Transparent Storage layer approx. 1.5 mm thermoplastics 1 mm 5.25 inches = 13.33 cm 13
Slide 14: Holographic data storage: Plans for market development
Holographic data storage: Plans for market development 300 GB Professional use 1,6 TB Video and data archives 20 MB/s 120 MB/s R (recordable) ♦ Private users 2 – 100 GB 1 TB Distribution of … 2 – 10 MB/s 40 MB/s Games ROM Videos Multimedia applications (read-only memory) Private users & 300 GB 1 TB
Slide 15: Third brake light in the Rinspeed zaZen
Holography can do much more: Third brake light in the Rinspeed zaZen 15
Slide 16: Holography can do much more: New applications on the market
Holography can do much more: New applications on the market Developing markets … through improved performance … new applications HoloProTM Source: German Federal Printer Source: European Central Bank Source: Siemens VDO ID cards with holographic New types of holograms – Holographic mirrors for futur
Slide 17: Bayblend for housings: The answer to all needs
Bayblend® for housings: The answer to all needs Demands on polymer housing materials Thermal resistance Deformation resistance Chemical resistance Good processing characteristics Environmental certification Sony “Bravia” 40" screen (102 cm) with a Lightfastness housing made of Bayblend®
Slide 18: Safety thanks to Bayblend FR: Durable and flame-retardant
Safety thanks to Bayblend® FR: Durable and flame-retardant Bayblend® FR Comparison Oxygen “Thermal feedback” Heat Products of combustion Smoke Flammable gases Carbon layer Decomposition range Surface passivation due to charring Bayblend® FR 18
Slide 19: Future market in LCD televisions: Polycarbonate for uniform brightness
Future market in LCD televisions: Polycarbonate for uniform brightness Diffuser sheets made of polycarbonate: High dimensional stability even with changes in temperature and ambient humidity Optimum transmission with optimum, uniform light scattering 19
Slide 20: Future market in LCD televisions: Diffuser films for greater brightness
Future market in LCD televisions: Diffuser films for greater brightness approx. 700 cd/m2 (approx. 10 %) Absorption through Color filters, retarder films, polarizers Polarizer film LCD (DBEF) Conductors and transistors approx. Prismatic film (BEF) 7,400 cd/m2 Diffuser film + 20 % 100 % Diffuser