GB2423646A - Variable Conductance Materials - Google Patents
Variable Conductance Materials Download PDFInfo
- Publication number
- GB2423646A GB2423646A GB0606873A GB0606873A GB2423646A GB 2423646 A GB2423646 A GB 2423646A GB 0606873 A GB0606873 A GB 0606873A GB 0606873 A GB0606873 A GB 0606873A GB 2423646 A GB2423646 A GB 2423646A
- Authority
- GB
- United Kingdom
- Prior art keywords
- variable conductance
- conductance materials
- materials
- density
- solid density
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 239000000463 material Substances 0.000 title abstract 2
- 239000007787 solid Substances 0.000 abstract 2
- 239000000945 filler Substances 0.000 abstract 1
- 239000002184 metal Substances 0.000 abstract 1
- 229910044991 metal oxide Inorganic materials 0.000 abstract 1
- 150000004706 metal oxides Chemical class 0.000 abstract 1
- 239000002245 particle Substances 0.000 abstract 1
- 229920001169 thermoplastic Polymers 0.000 abstract 1
- 239000004416 thermosoftening plastic Substances 0.000 abstract 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K3/00—Use of inorganic substances as compounding ingredients
- C08K3/02—Elements
- C08K3/08—Metals
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K3/00—Use of inorganic substances as compounding ingredients
- C08K3/18—Oxygen-containing compounds, e.g. metal carbonyls
- C08K3/20—Oxides; Hydroxides
- C08K3/22—Oxides; Hydroxides of metals
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L23/00—Compositions of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Compositions of derivatives of such polymers
- C08L23/02—Compositions of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Compositions of derivatives of such polymers not modified by chemical after-treatment
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01C—RESISTORS
- H01C10/00—Adjustable resistors
- H01C10/10—Adjustable resistors adjustable by mechanical pressure or force
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01C—RESISTORS
- H01C10/00—Adjustable resistors
- H01C10/10—Adjustable resistors adjustable by mechanical pressure or force
- H01C10/106—Adjustable resistors adjustable by mechanical pressure or force on resistive material dispersed in an elastic material
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01C—RESISTORS
- H01C17/00—Apparatus or processes specially adapted for manufacturing resistors
- H01C17/06—Apparatus or processes specially adapted for manufacturing resistors adapted for coating resistive material on a base
- H01C17/065—Apparatus or processes specially adapted for manufacturing resistors adapted for coating resistive material on a base by thick film techniques, e.g. serigraphy
- H01C17/06506—Precursor compositions therefor, e.g. pastes, inks, glass frits
- H01C17/06513—Precursor compositions therefor, e.g. pastes, inks, glass frits characterised by the resistive component
- H01C17/06526—Precursor compositions therefor, e.g. pastes, inks, glass frits characterised by the resistive component composed of metals
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01C—RESISTORS
- H01C17/00—Apparatus or processes specially adapted for manufacturing resistors
- H01C17/06—Apparatus or processes specially adapted for manufacturing resistors adapted for coating resistive material on a base
- H01C17/065—Apparatus or processes specially adapted for manufacturing resistors adapted for coating resistive material on a base by thick film techniques, e.g. serigraphy
- H01C17/06506—Precursor compositions therefor, e.g. pastes, inks, glass frits
- H01C17/06573—Precursor compositions therefor, e.g. pastes, inks, glass frits characterised by the permanent binder
Landscapes
- Chemical & Material Sciences (AREA)
- Polymers & Plastics (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Organic Chemistry (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Manufacturing & Machinery (AREA)
- Dispersion Chemistry (AREA)
- Conductive Materials (AREA)
- Compositions Of Macromolecular Compounds (AREA)
- Thermistors And Varistors (AREA)
Abstract
A variable conductance material comprising a thermoplastic carrier composition having dispersed therein finely divided particles of at least one electrically conductive metal or metal oxide filler having a bulk density that is between 25% and 50% of its solid density, preferably 30% to 40% of its solid density.
Description
GB 2423646 A continuation (74) Agent and/or Address for Service: Mew burn
Ellis LLP York House, 23 Kingsway, LONDON, WC2B 6HP, United Kingdom
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GBGB0322057.1A GB0322057D0 (en) | 2003-09-20 | 2003-09-20 | Variable conductance materials |
PCT/GB2004/003966 WO2005029514A1 (en) | 2003-09-20 | 2004-09-17 | Variable conductance materials |
Publications (2)
Publication Number | Publication Date |
---|---|
GB0606873D0 GB0606873D0 (en) | 2006-05-17 |
GB2423646A true GB2423646A (en) | 2006-08-30 |
Family
ID=29266356
Family Applications (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GBGB0322057.1A Ceased GB0322057D0 (en) | 2003-09-20 | 2003-09-20 | Variable conductance materials |
GB0606873A Pending GB2423646A (en) | 2003-09-20 | 2004-09-17 | Variable Conductance Materials |
Family Applications Before (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GBGB0322057.1A Ceased GB0322057D0 (en) | 2003-09-20 | 2003-09-20 | Variable conductance materials |
Country Status (2)
Country | Link |
---|---|
GB (2) | GB0322057D0 (en) |
WO (1) | WO2005029514A1 (en) |
Cited By (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US8587422B2 (en) | 2010-03-31 | 2013-11-19 | Tk Holdings, Inc. | Occupant sensing system |
US8725230B2 (en) | 2010-04-02 | 2014-05-13 | Tk Holdings Inc. | Steering wheel with hand sensors |
US8983732B2 (en) | 2010-04-02 | 2015-03-17 | Tk Holdings Inc. | Steering wheel with hand pressure sensing |
US9007190B2 (en) | 2010-03-31 | 2015-04-14 | Tk Holdings Inc. | Steering wheel sensors |
US9696223B2 (en) | 2012-09-17 | 2017-07-04 | Tk Holdings Inc. | Single layer force sensor |
US9727031B2 (en) | 2012-04-13 | 2017-08-08 | Tk Holdings Inc. | Pressure sensor including a pressure sensitive material for use with control systems and methods of using the same |
GB2564337B (en) * | 2015-12-15 | 2020-03-25 | Lussey David | Electrically conductive composition |
Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB0708702D0 (en) | 2007-05-04 | 2007-06-13 | Peratech Ltd | Polymer composition |
US8230600B2 (en) | 2007-09-17 | 2012-07-31 | The Gillette Company | Cartridge detachment sensor |
DE102009044627B4 (en) | 2009-11-23 | 2020-06-10 | Contitech Luftfedersysteme Gmbh | Air spring with QTC switch |
GB2539697A (en) * | 2015-06-25 | 2016-12-28 | Lussey David | Improved conductive polymer |
US10935445B2 (en) | 2017-01-04 | 2021-03-02 | Mas Innovation (Private) Limited | Wearable touch button assembly |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4138369A (en) * | 1976-10-02 | 1979-02-06 | Japan Synthetic Rubber Co., Ltd. | Pressure sensitive conductor and method of manufacturing the same |
GB2054277A (en) * | 1979-06-28 | 1981-02-11 | Shinetsu Polymer Co | Pressure-sensitive electroconductive bodies |
US4610808A (en) * | 1982-07-19 | 1986-09-09 | Mitech Corporation | Conductive resinous composites |
WO1999038173A1 (en) * | 1998-01-23 | 1999-07-29 | Peratech Ltd. | Polymer composition |
-
2003
- 2003-09-20 GB GBGB0322057.1A patent/GB0322057D0/en not_active Ceased
-
2004
- 2004-09-17 WO PCT/GB2004/003966 patent/WO2005029514A1/en active Application Filing
- 2004-09-17 GB GB0606873A patent/GB2423646A/en active Pending
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4138369A (en) * | 1976-10-02 | 1979-02-06 | Japan Synthetic Rubber Co., Ltd. | Pressure sensitive conductor and method of manufacturing the same |
GB2054277A (en) * | 1979-06-28 | 1981-02-11 | Shinetsu Polymer Co | Pressure-sensitive electroconductive bodies |
US4610808A (en) * | 1982-07-19 | 1986-09-09 | Mitech Corporation | Conductive resinous composites |
WO1999038173A1 (en) * | 1998-01-23 | 1999-07-29 | Peratech Ltd. | Polymer composition |
Cited By (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US8587422B2 (en) | 2010-03-31 | 2013-11-19 | Tk Holdings, Inc. | Occupant sensing system |
US9007190B2 (en) | 2010-03-31 | 2015-04-14 | Tk Holdings Inc. | Steering wheel sensors |
US8725230B2 (en) | 2010-04-02 | 2014-05-13 | Tk Holdings Inc. | Steering wheel with hand sensors |
US8983732B2 (en) | 2010-04-02 | 2015-03-17 | Tk Holdings Inc. | Steering wheel with hand pressure sensing |
US9727031B2 (en) | 2012-04-13 | 2017-08-08 | Tk Holdings Inc. | Pressure sensor including a pressure sensitive material for use with control systems and methods of using the same |
US9696223B2 (en) | 2012-09-17 | 2017-07-04 | Tk Holdings Inc. | Single layer force sensor |
GB2564337B (en) * | 2015-12-15 | 2020-03-25 | Lussey David | Electrically conductive composition |
Also Published As
Publication number | Publication date |
---|---|
GB0322057D0 (en) | 2003-10-22 |
WO2005029514A1 (en) | 2005-03-31 |
GB0606873D0 (en) | 2006-05-17 |
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