FI117355B - Friskhetindikator - Google Patents

Friskhetindikator Download PDF

Info

Publication number
FI117355B
FI117355B FI20030743A FI20030743A FI117355B FI 117355 B FI117355 B FI 117355B FI 20030743 A FI20030743 A FI 20030743A FI 20030743 A FI20030743 A FI 20030743A FI 117355 B FI117355 B FI 117355B
Authority
FI
Finland
Prior art keywords
freshness indicator
indicator
freshness
metal
product
Prior art date
Application number
FI20030743A
Other languages
English (en)
Finnish (fi)
Other versions
FI20030743A0 (sv
FI20030743A (sv
Inventor
Markku Koivisto
Eero Hurme
Maria Smolander
Original Assignee
Upm Raflatac Oy
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.)
Filing date
Publication date
Application filed by Upm Raflatac Oy filed Critical Upm Raflatac Oy
Priority to FI20030743A priority Critical patent/FI117355B/sv
Publication of FI20030743A0 publication Critical patent/FI20030743A0/sv
Priority to PCT/FI2004/000166 priority patent/WO2004102185A1/en
Priority to DE112004000841T priority patent/DE112004000841T5/de
Priority to US10/557,002 priority patent/US7785894B2/en
Priority to GB0523668A priority patent/GB2417079B/en
Publication of FI20030743A publication Critical patent/FI20030743A/sv
Application granted granted Critical
Publication of FI117355B publication Critical patent/FI117355B/sv

Links

Classifications

    • GPHYSICS
    • G01MEASURING; TESTING
    • G01NINVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N31/00Investigating or analysing non-biological materials by the use of the chemical methods specified in the subgroup; Apparatus specially adapted for such methods
    • G01N31/22Investigating or analysing non-biological materials by the use of the chemical methods specified in the subgroup; Apparatus specially adapted for such methods using chemical indicators
    • G01N31/223Investigating or analysing non-biological materials by the use of the chemical methods specified in the subgroup; Apparatus specially adapted for such methods using chemical indicators for investigating presence of specific gases or aerosols
    • GPHYSICS
    • G01MEASURING; TESTING
    • G01NINVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N33/00Investigating or analysing materials by specific methods not covered by groups G01N1/00 - G01N31/00
    • G01N33/02Food

Landscapes

  • Life Sciences & Earth Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Biochemistry (AREA)
  • General Physics & Mathematics (AREA)
  • Pathology (AREA)
  • Physics & Mathematics (AREA)
  • Analytical Chemistry (AREA)
  • Immunology (AREA)
  • General Health & Medical Sciences (AREA)
  • Food Science & Technology (AREA)
  • Engineering & Computer Science (AREA)
  • Dispersion Chemistry (AREA)
  • Biophysics (AREA)
  • Molecular Biology (AREA)
  • Medicinal Chemistry (AREA)
  • Investigating Or Analyzing Non-Biological Materials By The Use Of Chemical Means (AREA)
  • Investigating Or Analysing Materials By The Use Of Chemical Reactions (AREA)
  • Packages (AREA)

Claims (5)

1. Friskhetindikator, som är ett pä ytan av ett särskilt underlag bildat skikt som omfattar metall, vilken metall reagerar kemiskt med 5 ätminstone en svavelförening som dunstar frän en produkt som förfars, ooh vilken friskhetindikator är kopplad tili produktens förpackning och är i förbindelse med produktens packningsutrymme, kännetecknad av att det pä ytan av underlaget bildade skiktet som omfattar metalliskt silver och/eller metallisk koppar är anordnat att förändra sin färg pä en 10 bestämd förskämningindikerande hait av svavelföreningen som dunstar frän produkten som förfars inom packningsutrymmet sä, att förändringen av färgen är visuellt upptäckbar utanpä packningen.
2. Friskhetindikator enligt patentkrav 1, kännetecknad av att 15 friskhetindikatorn är bildad genom metallisering, tili exempel genom förängning eller sputtering, av ett metallskikt pä en icke-metallisk yta, säsom en plastfilm.
3. Friskhetindikator enligt patentkrav 1, kännetecknad av att 20 friskhetindikatorn är bildad genom att trycka tryckningssmet, som omfattar metailpartiklar och bindämne. ·· 1 ϊ Y
4. Friskhetindikator enligt patentkrav 2, kännetecknad av att tjockleken ..ΙΓ av metallskiktet som bildar indikatorn är högst 10 nm. Γ1·· 25
5. Friskhetindikator enligt nägot av de föregäende patentkraven, kännetecknad av att den är en friskhetindikator för en ·’”· livsmedelförpackning, tili exempel en förpackning för fjäderfä. « I « I ft ft · «•f • ft· ft ft • · 9 99 9 9 • ft ft • ft 1 • ft· ft ft · ft ft ft ft ft ft ft • •ft ft ft · ft ft ft ft ft ft · ft ft ft ft ft ft
FI20030743A 2003-05-16 2003-05-16 Friskhetindikator FI117355B (sv)

Priority Applications (5)

Application Number Priority Date Filing Date Title
FI20030743A FI117355B (sv) 2003-05-16 2003-05-16 Friskhetindikator
PCT/FI2004/000166 WO2004102185A1 (en) 2003-05-16 2004-03-25 Indicator
DE112004000841T DE112004000841T5 (de) 2003-05-16 2004-03-25 Indikator
US10/557,002 US7785894B2 (en) 2003-05-16 2004-03-25 Package for enclosing food
GB0523668A GB2417079B (en) 2003-05-16 2004-03-25 Method for detecting the presence of a gaseous sulphur-containing compound

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FI20030743 2003-05-16
FI20030743A FI117355B (sv) 2003-05-16 2003-05-16 Friskhetindikator

Publications (3)

Publication Number Publication Date
FI20030743A0 FI20030743A0 (sv) 2003-05-16
FI20030743A FI20030743A (sv) 2004-11-17
FI117355B true FI117355B (sv) 2006-09-15

Family

ID=8566128

Family Applications (1)

Application Number Title Priority Date Filing Date
FI20030743A FI117355B (sv) 2003-05-16 2003-05-16 Friskhetindikator

Country Status (5)

Country Link
US (1) US7785894B2 (sv)
DE (1) DE112004000841T5 (sv)
FI (1) FI117355B (sv)
GB (1) GB2417079B (sv)
WO (1) WO2004102185A1 (sv)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2006048412A1 (en) * 2004-11-08 2006-05-11 Freshpoint Holdings Sa Time-temperature indicating device
US7554948B2 (en) * 2005-06-07 2009-06-30 Qualcomm, Incorporated Reception of H-ARQ transmissions with interference cancellation in a quasi-orthogonal communication system
GB0608220D0 (en) * 2006-04-26 2006-06-07 Offay Smith Francoise D Touch by date
US20090269444A1 (en) * 2008-04-28 2009-10-29 Fres-Co System Usa, Inc. Flexible package with shelf-life indicating card window and method of packaging a product in a flexible package
EP2572185A2 (en) * 2010-05-18 2013-03-27 DELTA, Dansk Elektronik, Lys & Akustik Method for depositing sensor material on a substrate
US9121827B2 (en) * 2011-06-30 2015-09-01 Mocon, Inc. Method of contemporaneously monitoring changes in analyte concentration in a plurality of samples on individual schedules
ES2540786B1 (es) * 2014-01-10 2016-05-13 Chimigraf Ibérica, S.L. Tinta indicadora de la frescura de alimentos y procedimiento para la fabricación de una tinta indicadora de la frescura de alimentos
ES2589811B1 (es) * 2015-05-12 2017-09-11 Fundación Investigación E Innovación Para El Desarrollo Social Envase inteligente detector del deterioro de alimentos frescos
DE102015217471A1 (de) * 2015-09-14 2017-03-16 Robert Bosch Gmbh Lebensmittelverpackungsanordnung
KR101972654B1 (ko) * 2017-06-20 2019-04-25 연세대학교 원주산학협력단 셀룰로오스 나노크리스탈-은나노입자 필름을 이용한 식품 신선도 지시계 및 이의 제조방법
US10392515B2 (en) 2017-08-25 2019-08-27 Ppg Industries Ohio, Inc. Metal cans coated with shellac-containing coatings
US11002718B2 (en) * 2018-05-29 2021-05-11 Palo Alto Research Center Incorporated Gas sensor
CN109856196B (zh) * 2018-12-04 2020-08-04 中国农业大学 一种冰鲜肉新鲜度监测装置及方法

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2626855A (en) * 1950-06-26 1953-01-27 Wilfred C Hand Seafood spoilage indicating system
US4746616A (en) * 1986-07-16 1988-05-24 The Board Of Regents Of The University Of Washington Method of treating a consumable product and packaging for consumable products to indicate the presence of contamination
US5407829A (en) * 1990-03-27 1995-04-18 Avl Medical Instruments Ag Method for quality control of packaged organic substances and packaging material for use with this method
US5753285A (en) * 1995-02-16 1998-05-19 Horan; Thomas J. Method for determining bacteria contamination in food package
JP2001503358A (ja) 1996-11-08 2001-03-13 ヴァルティオン テクニリネン ツトキムスケスクス 腐敗しやすい食品のパッケージ
US6149952A (en) * 1998-05-15 2000-11-21 Herbert W. Stoltenberg Method for determining deleterious bacterial growth in packaged food utilizing hydrophilic polymers
JP2000056793A (ja) 1998-08-12 2000-02-25 Fuji Xerox Co Ltd 音声認識装置
GB9818766D0 (en) * 1998-08-28 1998-10-21 Johnson Matthey Plc Improvements in sensors
FI20012243A (sv) 2001-11-19 2003-05-20 Valtion Teknillinen Färskhetsgivare för livsmedels- och läkemedelsförpackning på basis av RF-fjärravläsningsteknik

Also Published As

Publication number Publication date
US7785894B2 (en) 2010-08-31
FI20030743A0 (sv) 2003-05-16
FI20030743A (sv) 2004-11-17
WO2004102185A1 (en) 2004-11-25
GB2417079B (en) 2007-08-15
US20070087443A1 (en) 2007-04-19
DE112004000841T5 (de) 2006-03-30
GB0523668D0 (en) 2005-12-28
GB2417079A (en) 2006-02-15

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