High purity spherical silicon - cv21.co.jp silicon Brochure ver1..pdf · High purity spherical...
2
High purity spherical silicon ■Specification CV21 clean venture 21 ・High purity and uniform size spherical silicon by CV21 original technology for solar cell and MEMS etc. ・Low cost and high purity silicon is made of the sludge in Semiconductor and Solar cell factory for melting material of solar silicon ingot. ■Application ■Spherical silicon line up ・High purity silicon for melting material ・Uniform size high purity spherical silicon (1.1mm∮ for cell) items contents Controllable center diameter 0.8～1.8mm∮ Uniformity between silicon ±20μ> Heavy metals >99.9999999%(9N) items contents Diameter range 0.5～5.0mm∮ Dopant element <5ppb or controllable Heavy metals >99.9999%(6N) Silicon spheres of technology save the earth The concentrating type spherical solar cell Light module Table.Type for Cell Table.Type for melting material Manufacture of Spherical silicon cell & Module Clean Venture 21 Corporation Engineering Dept. 〒601-8355 38 Kisshoinishiharadonoushirocho minami-ku Kyoto Japan TEL : +81-(0)75-692-3211 FAX ︓ +81-(0)75-671-2101 URL : http://www.cv21.co.jp E-mail ︓ [email protected] Information & Contact ■Features
Transcript of High purity spherical silicon - cv21.co.jp silicon Brochure ver1..pdf · High purity spherical...
High purity spherical silicon
■Specification
CV21 clean venture 21
・High purity and uniform size spherical silicon by CV21 original technology for solar cell and MEMS etc.
・Low cost and high purity silicon is made of the sludge in Semiconductor and Solar cell factory for melting material of solar silicon ingot.
■Application
■Spherical silicon line up
・High purity silicon for melting material・Uniform size high purity spherical silicon(1.1mm∮ for cell)
items contents
Controllablecenter diameter
0.8～1.8mm∮
Uniformity between silicon
±20μ>
Heavy metals >99.9999999%(9N)
items contents
Diameter range
0.5～5.0mm∮
Dopantelement
<5ppb or controllable
Heavy metals >99.9999%(6N)
Silicon spheres of technology save the earth
The concentrating type spherical solar cell
Light module
Table.Type for Cell Table.Type for melting material
Manufacture of Spherical silicon cell & ModuleClean Venture 21 Corporation Engineering Dept.〒601-8355 38 Kisshoinishiharadonoushirocho minami-ku Kyoto JapanTEL : +81-(0)75-692-3211 FAX ︓ +81-(0)75-671-2101URL : http://www.cv21.co.jp E-mail ︓ [email protected]
Information & Contact
■Features
High purity spherical silicon
CV21 clean venture 21
■Heavy Metal Concentration
Element For cell Formaterial
Al 0.2> 3Ti 0.2> 0.8V 0.2> 0.2>Cr 0.2> 0.2>Fe 0.5 50Co 0.2> 2Ni 0.2> 20Cu 0.2> 30Zn 0.2> 0.9Zr 0.2> 0.2>Ag 0.2> 0.4W 0.2> 1
total 0.5 108
Table. Heavy metal concentrationMethod; ICP-MS Unit ppbw
■Surface condition
Fig. After melting Fig. After mechanical polishing Fig. After Chemical polishing
・The surface condition according to the use
■Particle size distributionfor melting material
・ Moreover we will sort the size out according to your request.
Fig. The grade scale example just after the melting（Example Target 3mm∮)
・The concentration according to the use.
Particle size distribution
Diameter (mm)
Frequency
CumulativeFrequency
Manufacture of Spherical silicon cell & ModuleClean Venture 21 Corporation Engineering Dept.〒601-8355 38 Kisshoinishiharadonoushirocho minami-ku Kyoto JapanTEL : +81-(0)75-692-3211 FAX ︓ +81-(0)75-671-2101URL : http://www.cv21.co.jp E-mail ︓ [email protected]
Information & Contact
