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US 12,404,210 B2Granted
Bond produced with an at least partially crystallized glass, such as a metal-to-glass bond, in particular a metal-to-glass bond in a feed-through element or connecting element, and method for producing such a bond, in particular in a feed-through element or connecting element
AssigneeSchott AG
InventorsChristian Mix, Ina Mitra, Ulf Dahlmann, Jens Suffner, Martun Hovhannisyan, Björn Ramdohr
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Abstract
An at least partially crystallized glass includes at least one crystal phase and pores which are distributed in the at least partially crystallized glass in a structured manner.
Claims20
An at least partially crystallized glass, comprising:
- at least one crystal phase;
- and
- pores which are distributed in the at least partially crystallized glass in a structured manner, the at least partially crystallized glass comprising the following oxides, in wt %:
- SiO2
- 20 to 60;
- Al2O3
- 0.5 to 20;
- CaO
- 10 to 50;
- MgO
- 0.5 to 50;
- Y2O3
- 0.1 to 20;
- ZrO2
- 0.1 to 25;
- and
- B2O3
- 1 to 15.
15 more elements
An at least partially crystallized glass, comprising:
- at least one crystal phase;
- and
- pores which are distributed in the at least partially crystallized glass in a structured manner, wherein the at least partially crystallized glass has a crystal content of at least 25% based on a total volume of the at least partially crystallized glass.
An at least partially crystallized glass, comprising:
- at least one crystal phase;
- and
- pores which are distributed in the at least partially crystallized glass in a structured manner, wherein the pores have a size between 2 μm and 30 μm.
Dependencies are inferred from the claim text.