Welcome to NTT-AT. AT s Booth

Transcription

1 Welcome to NTT-AT AT s Booth Copyright NTT Advanced Technology Corporation

2 Adhesives for Fabricating Optical Devices UV-curing Adhesive for Attaching Filter Optical fibers Adhesives for optical bonding Fiber Array Waveguide UV-curing Adhesive for Bonding between Fiber-waveguide Optical Fiber Room Temperature curing Sealant sealants device Optical Filter case UV-curing Adhesive for Fiber Array Adhesives for attaching fibers Adhesives for fiber array Glass plates Metal Case UV-cure Adhesive for Attaching Fiber Optical fibers Copyright Substrate 2006 with NTT V-groove Advanced Technology Corporation

3 Adhesives for Optical Bonding Optical Return Loss and Refractive Index of Adhesives at Optical Fiber Splicing 60 Optical Fiber Optical Adhesive Optical Return Loss (db at 1.3μm) Glass Pipe Refractive Index (n D ) T.Maruno and N.Murata, Proceedings of International Conference on Electrical, Optical and Acoustic Properties of Polymers EOA III, pp.vi/1-vi/8(1992)

4 Refractive Index Control of UV-curable Resin Systems Cationic System Radical System Sulfur Content (wt%) Refractive Index (n D ) Fluorinated Epoxy Brominated Epoxy Fluorine or Bromine Content (wt%) Refractive Index (n D ) Fluorinated Acryl Vinyl containing Sulfur Fluorine Content (wt%) The range of refractive index control n D =

5 Application to Highly Reliable PLC Devices Fiber array Glass Plate Polymer 1000 T( ) PLC Chip Al Case Tape Fiber M edian life (y ) Relative Humidity 90%RH Highly Durable UV- curing Optical Adhesive (AT6001 Adhesive system) /T (1 /K ) Failure Rate at 25 90%RH = 0.6 FIT (1 FIT = Failure Number 1/10,000 for 10 years) Y. Hibino, F. Hanafusa et. al., Electron. Lett., 30(8) pp (1994) H.Hanafusa,S.Sumida and N.Tanaka, Mat.Res.Soc.Symp.Proc. 531,pp (1998)

6 Adhesives for Precision Attaching Thermal expansion coefficient and shrinkage during curing Thermal expansion coefficient and shrinkage during curing 10-3 Conventional UV-curable α(/ o C) Conventional thermosetting solder Shrinkage (%) Developed UV-curable 10 Thermal expansion coefficients 20ppm Shrinkage 1-2%

7 Application of Adhesives for Precision Attaching Laser Stem LD package 0.6 mm ball lens Metal cap Light Output power (mw) G lass window UV-curable adhesiveat9290f Temperature (deg.) Precision Adhesives (α= /deg) Commercially available one (α= /deg) α: thermal expansion coefficients M.Suzuki, T.Nakanishi et al., Proceedings of the 40th Electronic Components and Technology Conference, pp (1990)

8 UV-curing Adhesives for Fabricating Fiber Array 7 Adhesives for attaching fibers Optical fibers Glass plates Adhesives for fiber array Substrate with V-grooveV AT9390 For fiber array Available for mechanical polishing Good durability AT8105 For attaching fiber Good durability Thixotropic and flexible

9 8 Sealants for Optical devices Optical fiber Optical fiber Sealant device Cas e Cas e - - Points for sealant design Low internal stres s Moisture resistance high adhesive strength low moisture permiability 200 kgf/cm cc cm cmhg/cm 2 /sec

10 Calculated relative humidity change in package Calculated relative humidity change in package 75 o C,90%RH Relative humidity Humidity (%) Commercial Product A AT S AT 14SI Ti me (h)

11 NTT-AT s Standard Adhesive Products Classification Adhesives for Optical Bonding Precision Adhesives Model No. AT6001 AT8224 AT9290F AT4291A UV-curing Adhesives for Fabricating Fiber Array AT9390, AT9968 AT8105 Sealants for Optical devices 14SI S3903-5

12 Integrated Value Provider NTT Advanced Technology Corporation