GB2354831B - Contact angle measuring apparatus - Google Patents

Contact angle measuring apparatus

Info

Publication number: GB2354831B
Authority: GB; United Kingdom
Prior art keywords: measuring apparatus; contact angle; angle measuring; contact; measuring
Prior art date: 1998-06-26
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.): Expired - Fee Related

Application number

GB0031412A

Other versions

GB2354831A (en

GB0031412D0 (en

Inventor

Anthony Maddison

Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)

Individual

Original Assignee

Individual

Priority date (The priority date 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 date listed.)

1998-06-26

Filing date

1999-06-25

Publication date

2002-04-10

1999-06-25 Application filed by Individual filed Critical Individual

2001-02-07 Publication of GB0031412D0 publication Critical patent/GB0031412D0/en

2001-04-04 Publication of GB2354831A publication Critical patent/GB2354831A/en

2002-04-10 Application granted granted Critical

2002-04-10 Publication of GB2354831B publication Critical patent/GB2354831B/en

2019-06-25 Anticipated expiration legal-status Critical

Status Expired - Fee Related legal-status Critical Current

Links

Classifications

- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N13/00—Investigating surface or boundary effects, e.g. wetting power; Investigating diffusion effects; Analysing materials by determining surface, boundary, or diffusion effects
- G01N13/02—Investigating surface tension of liquids
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
- G01N21/17—Systems in which incident light is modified in accordance with the properties of the material investigated
- G01N21/55—Specular reflectivity
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N13/00—Investigating surface or boundary effects, e.g. wetting power; Investigating diffusion effects; Analysing materials by determining surface, boundary, or diffusion effects
- G01N13/02—Investigating surface tension of liquids
- G01N2013/0208—Investigating surface tension of liquids by measuring contact angle

Landscapes

Physics & Mathematics (AREA)
Health & Medical Sciences (AREA)
Life Sciences & Earth Sciences (AREA)
Chemical & Material Sciences (AREA)
Analytical Chemistry (AREA)
Biochemistry (AREA)
General Health & Medical Sciences (AREA)
General Physics & Mathematics (AREA)
Immunology (AREA)
Pathology (AREA)
Length Measuring Devices By Optical Means (AREA)

GB0031412A 1998-06-26 1999-06-25 Contact angle measuring apparatus Expired - Fee Related GB2354831B (en)

Applications Claiming Priority (2)

Application Number	Priority Date	Filing Date	Title
GBGB9813717.7A GB9813717D0 (en)	1998-06-26	1998-06-26	Contact angle goniometer
PCT/GB1999/002001 WO2000000814A1 (en)	1998-06-26	1999-06-25	Contact angle measuring apparatus

Publications (3)

Publication Number	Publication Date
GB0031412D0 GB0031412D0 (en)	2001-02-07
GB2354831A GB2354831A (en)	2001-04-04
GB2354831B true GB2354831B (en)	2002-04-10

Family

ID=10834363

Family Applications (2)

Application Number	Title	Priority Date	Filing Date
GBGB9813717.7A Ceased GB9813717D0 (en)	1998-06-26	1998-06-26	Contact angle goniometer
GB0031412A Expired - Fee Related GB2354831B (en)	1998-06-26	1999-06-25	Contact angle measuring apparatus

Family Applications Before (1)

Application Number	Title	Priority Date	Filing Date
GBGB9813717.7A Ceased GB9813717D0 (en)	1998-06-26	1998-06-26	Contact angle goniometer

Country Status (3)

Country	Link
AU (1)	AU4521999A (en)
GB (2)	GB9813717D0 (en)
WO (1)	WO2000000814A1 (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
DE10207282A1 (en) *	2002-02-21	2003-09-11	Infineon Technologies Ag	Indirect measurement of the surface contact angle of liquids
DE102005014415B3 (en) *	2005-03-24	2007-03-22	Isra Vision Systems Ag	Apparatus and method for inspecting a curved surface
DE102014000419A1 (en)	2014-01-17	2015-07-23	Technische Universität Kaiserslautern	Apparatus and method for determining the contact angle of a liquid or liquid-filled body

Citations (6)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
DE2053390A1 (en) *	1970-10-30	1972-05-04	Deutsche Forschungsgesellschaft für Druck und Reproduktionstechnik e.V., 8000 München	Method for determining the wettability of a surface
JPS6085353A (en) *	1983-10-17	1985-05-14	Fuji Photo Film Co Ltd	Contact angle measuring system
DE3808860A1 (en) *	1988-03-17	1989-10-05	Bayer Ag	Method for automatically measuring surface tension or interfacial tension in order to optimise physical processes at the interfaces
US5080484A (en) *	1988-04-29	1992-01-14	Texas Instruments Deutschland Gmbh	Method of measuring the contact angle of wetting liquid on a solid surface
DE4102990A1 (en) *	1991-02-01	1992-08-13	Werner Wolfrum	Measuring edge angle of liquid drops on specimen with smooth or structured surface - by moving reflection surface section along boundary between drop and material and evaluating beam geometry
DE19845867A1 (en) *	1997-10-06	1999-07-22	Inst Polymerforschung Dresden	Surface tension measurement and process equipment for use with polymer melts

1998
- 1998-06-26 GB GBGB9813717.7A patent/GB9813717D0/en not_active Ceased
1999
- 1999-06-25 WO PCT/GB1999/002001 patent/WO2000000814A1/en active Application Filing
- 1999-06-25 AU AU45219/99A patent/AU4521999A/en not_active Abandoned
- 1999-06-25 GB GB0031412A patent/GB2354831B/en not_active Expired - Fee Related

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
DE2053390A1 (en) *	1970-10-30	1972-05-04	Deutsche Forschungsgesellschaft für Druck und Reproduktionstechnik e.V., 8000 München	Method for determining the wettability of a surface
JPS6085353A (en) *	1983-10-17	1985-05-14	Fuji Photo Film Co Ltd	Contact angle measuring system
DE3808860A1 (en) *	1988-03-17	1989-10-05	Bayer Ag	Method for automatically measuring surface tension or interfacial tension in order to optimise physical processes at the interfaces
US5080484A (en) *	1988-04-29	1992-01-14	Texas Instruments Deutschland Gmbh	Method of measuring the contact angle of wetting liquid on a solid surface
DE4102990A1 (en) *	1991-02-01	1992-08-13	Werner Wolfrum	Measuring edge angle of liquid drops on specimen with smooth or structured surface - by moving reflection surface section along boundary between drop and material and evaluating beam geometry
DE19845867A1 (en) *	1997-10-06	1999-07-22	Inst Polymerforschung Dresden	Surface tension measurement and process equipment for use with polymer melts

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
PAT ABS JPN vol.009,no.227(P-388)13/09/85 & JP60085353 A(FUJI SHASHIN FILM KK),14/05/85 *

Also Published As

Publication number	Publication date
WO2000000814A1 (en)	2000-01-06
GB2354831A (en)	2001-04-04
AU4521999A (en)	2000-01-17
GB9813717D0 (en)	1998-08-26
GB0031412D0 (en)	2001-02-07

Legal Events

Date	Code	Title	Description
2004-02-11	PCNP	Patent ceased through non-payment of renewal fee	Effective date: 20030625

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