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Patent Searching and Data


Title:
INCREASING THE SILICON CONTENT DURING THE PRODUCTION OF SILICA GLASS
Document Type and Number:
WIPO Patent Application WO/2017/103124
Kind Code:
A3
Abstract:
The invention relates to a method for producing a silica glass body, comprising the method steps: i.) providing silicon dioxide granules from a silicon dioxide powder produced pyrogenically, ii.) forming a glass melt from said silicon dioxide granules, and iii.) forming a silica glass body from at least one portion of the glass melt, wherein in at least one of the method steps a silicon component that is different from silicon dioxide is added. The invention also relates to a silica glass body that can be obtained by this method. In addition, the invention relates to a light guide, a lighting means and a shaped body, each of which can be obtained by subsequent processing of the silica glass body.

Inventors:
WHIPPEY NIGEL ROBERT (DE)
GÖBEL MARCUS CONSTANTIN (DE)
GROMANN BORIS (DE)
SCHEICH GERRIT (DE)
Application Number:
EP2016/081449
Publication Date:
September 28, 2017
Filing Date:
December 16, 2016
Export Citation:
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Assignee:
HERAEUS QUARZGLAS (DE)
International Classes:
C03B20/00; C03B37/012; C03C3/06; C03B17/04; C03B19/10
Foreign References:
US4033780A1977-07-05
EP1304313A12003-04-23
DE102008033945A12010-01-21
EP0711736A11996-05-15
US20040118155A12004-06-24
US20090208760A12009-08-20
US4650511A1987-03-17
US6136736A2000-10-24
US20060055300A12006-03-16
US20060183623A12006-08-17
Attorney, Agent or Firm:
HERZOG FIESSER & PARTNER PATENTANWÄLTE PARTG MBB (Düsseldorf, DE)
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