Schott Ag

Ulf Dahlmann

Sabine Pichler-Wilhelm

Andreas Roters

Frank Kroll

Helmut Hartl

Hauke Esemann

Dieter Goedeke

Martin Landendinger

Linda Johanna Backnaes

Jens Suffner

Ulrich Peuchert

Ina Mitra

Ulrich Fotheringham

Martun Hovhannisyan

Christian Mix

Jörg Witte

Sabrina Wimmer

Björn Ramdohr

Gabriele Roemer-Scheuermann

Frank-Thomas Lentes

Wolfgang Schmidbauer

Simone Monika Ritter

Jochen Alkemper

Peter Nass

Meike Schneider

Rainer Liebald

Wolfram Beier

Miriam Kunze

Joerg Schuhmacher

Olaf Claussen

Juergen Leib

Wolfgang Pannhorst

Gerhard Lautenschlaeger

Sylvia Biedenbender

Linda Johanna Bartelt

Michael Schwall

Ralf Eiden

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.

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

The disclosure relates to a 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 to a method for producing such a bond, in particular in a feed-through element or connecting element. The 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.

An additive for electrochemical energy storages is disclosed, wherein the additive contains at least one silicon- and alkaline earth metal-containing compound V1 which in contact with a fluorine-containing compound V2 in the energy storage forms at least one compound V3 selected from the group consisting of silicon- and fluorine-containing, lithium-free compounds V3a, alkaline earth metal- and fluorine-containing, lithium-free compounds V3b, silicon-, alkaline earth metal- and fluorine-containing, lithium-free compounds V3c and combinations thereof. Also disclosed is an electrochemical energy storage containing the additive.

Additive for electrochemical energy storages and electrochemical energy storage

The invention relates to a radiopaque glass having a refractive index nof 1.480 to 1.561, this glass, apart from impurities at most, being free from SrO and PbO. The glass is based on the SiO, AlOand BOsystem. The radiopacity can be adjusted using CsO in particular in combination with BaO and/or SnOoptionally in conjunction with fluorine. The glass may be used in particular as dental glass or as optical glass.

Radiopaque glass and use thereof

A feed-through component for a conductor feed-through which passes through a part of a housing, for example a battery housing, is embedded in a glass or glass ceramic material and has at least one conductor, for example an essentially pin-shaped conductor, and a head part. The surface, in particular the cross-sectional surface, of the head part is greater than the surface, in particular the cross-sectional surface, of the conductor, for example of the essentially pin-shaped conductor. The head part is embodied such that is can be joined to an electrode-connecting component, for example an electrode-connecting part, which may be made of copper, a copper alloy CuSiC, an aluminum alloy AlSiC or aluminum, with a mechanically stable and non-detachable connection.

Feed-through component

An electric energy production device or an electric energy storage device including a housing and a feed-through. The feed-through includes at least one body which has at least one opening through which the at least one conductor in an electrically insulating material is fed. The insulating material has a layer structure of at least two layers wherein a top layer being arranged towards the outside of the electric energy production device or the electric energy storage device consists of a sealing glass and an inner layer one of comprises and consists of a further glass material or glass ceramic material. The electrically insulated material is bonded with at least one of the base body and the conductor, wherein the sealing glass one of includes and consists of titanium glass.

Feedthrough

An alkali borosilicate glass is provided that includes:  The proportions of the components are chosen in such a way that the weighted crosslinking index, that is, the mean number n of constraints per atom has a value greater than 2.9.

Borosilicate glass with low brittleness and high intrinsic strength, the production thereof, and the use thereof

The amorphous, or at least partially crystalline, glass-based joining material is suitable for high-temperature applications, particularly in fuel cells and/or sensors. In addition to SiOand BOas glass formers, the joining material similarly contains BaO and CaO, whereby the amount of AlOis limited. The joining material has a coefficient of linear thermal expansion of at least 7.0&#xb7;10Kin a range of 20&#xb0; C. to 300&#xb0; C. The joining material can be used for joining ferritic high-grade steels and/or chromium-containing alloys and/or ceramics, such as stabilized zirconium oxide and/or aluminium oxide.

Radiopaque glass and uses thereof

A feed-through, in particular a feed-through which passes through part of a housing, in particular a battery housing, for example made of metal, in particular light metal, for example aluminum, an aluminum alloy, AlSiC, magnesium, an magnesium alloy, titanium, a titanium alloy, steel, stainless steel or high-grade steel. The housing part has at least one opening through which at least one conductor, in particular an essentially pin-shaped conductor, embedded in a glass or glass ceramic material, is guided. The base body is, for example, an essentially annular-shaped base body and is hermetically sealed with the housing part such that the helium leakage rate is smaller than 1*10mbar l/sec.

Feed-through

A feed-through includes at least one main body which has at least one opening through which at least one conductor in an electrically insulating material comprising or consisting of a sealing glass is fed, wherein the main body comprises or consists of a light metal and/or a light metal alloy, with an integral bond being formed between the light metal and/or the conductor and the sealing glass, wherein the sealing glass comprises or consists of a titanate glass and has only a small phosphate proportion.

A feed-through, for example a battery feed-through for a lithium-ion battery or a lithium ion accumulator, has at least one base body which has at least one opening through which at least one conductor, for example a pin-shaped conductor, embedded in a glass material is guided. The base body contains a low melting material, for example a light metal, such as aluminum, magnesium, AlSiC, an aluminum alloy, a magnesium alloy, titanium, titanium alloy or steel, in particular special steel, stainless steel or tool steel. The glass material consists of the following in mole percent: 35-50% PO; 0-14% AlO; 2-10% BO; 0-30% NaO; 0-20% MO, with M being K, Cs or Rb; 0-35% LiO; 0-20% BaO; and 0-10% BiO, the glass material being free of lead except for contaminants.

A feed-through, in particular a feed-through which passes through part of a housing, in particular a battery housing, for example made of metal, in particular light metal, for example aluminum, an aluminum alloy, AlSiC, magnesium, an magnesium alloy, titanium, a titanium alloy, steel, stainless steel or high-grade steel. The housing part has at least one opening through which at least one conductor, in particular an essentially pin-shaped conductor, embedded in a glass or glass ceramic material, is guided. The base body is, for example, an essentially annular-shaped base body.

A feed-through, for example a battery feed-through for a lithium-ion battery or a lithium ion accumulator, has at least one base body which has at least one opening through which at least one conductor, for example a pin-shaped conductor, embedded in a glass material is guided. The base body contains a low melting material, for example a light metal, such as aluminum, magnesium, AlSiC, an aluminum alloy, a magnesium alloy, titanium, titanium alloy or steel, in particular special steel, stainless steel or tool steel. The glass material consists of the following in mole percent: 35-50% PO, for example 39-48%; 0-14% AlO, for example 2-12%; 2-10% BO, for example 4-8%; 0-30% NaO, for example 0-20%; 0-20% MO, for example 12-20%, wherein M is K, Cs or Rb; 0-10% PbO, for example 0-9%; 0-45% LiO, for example 0-40% or 17-40%; 0-20% BaO, for example 5-20%; 0-10% BiO, for example 1-5% or 2-5%.

A feed-through has a base body, for example in the form of a disk-shaped metal part. The base body includes at least one opening through which at least one conductor, for example an essentially pin-shaped conductor, embedded in a glass or glass ceramic material, is guided. The base body includes a material having a low melting point, such as a light metal, and the glass or glass ceramic material is selected in such a manner that the melting temperature thereof is lower than the melting temperature of the material of the base body.

A lithium-ion battery cell is provided that includes at least one inorganic, multi-functional constituent that has a low thermal conductivity and is suitable for reducing or restricting thermal anomalies at least locally.

Growing community of inventors

Gau-Odernheim, Germany

Ulf Dahlmann