DE2036570A1 - Deep-freeze package label - changing colour on defrosting - Google Patents
Deep-freeze package label - changing colour on defrostingInfo
- Publication number
- DE2036570A1 DE2036570A1 DE19702036570 DE2036570A DE2036570A1 DE 2036570 A1 DE2036570 A1 DE 2036570A1 DE 19702036570 DE19702036570 DE 19702036570 DE 2036570 A DE2036570 A DE 2036570A DE 2036570 A1 DE2036570 A1 DE 2036570A1
- Authority
- DE
- Germany
- Prior art keywords
- dye
- label
- water
- dye image
- temperature
- 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
- 238000010257 thawing Methods 0.000 title description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 15
- 238000009833 condensation Methods 0.000 claims abstract description 14
- 230000005494 condensation Effects 0.000 claims abstract description 14
- 239000000126 substance Substances 0.000 claims description 12
- 239000000203 mixture Substances 0.000 claims description 5
- CDBYLPFSWZWCQE-UHFFFAOYSA-L Sodium Carbonate Chemical compound [Na+].[Na+].[O-]C([O-])=O CDBYLPFSWZWCQE-UHFFFAOYSA-L 0.000 claims description 4
- 239000002250 absorbent Substances 0.000 claims description 4
- 230000002745 absorbent Effects 0.000 claims description 4
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims description 4
- 229910052760 oxygen Inorganic materials 0.000 claims description 4
- 239000001301 oxygen Substances 0.000 claims description 4
- 102000004190 Enzymes Human genes 0.000 claims description 3
- 108090000790 Enzymes Proteins 0.000 claims description 3
- 229940044175 cobalt sulfate Drugs 0.000 claims description 2
- 229910000361 cobalt sulfate Inorganic materials 0.000 claims description 2
- KTVIXTQDYHMGHF-UHFFFAOYSA-L cobalt(2+) sulfate Chemical compound [Co+2].[O-]S([O-])(=O)=O KTVIXTQDYHMGHF-UHFFFAOYSA-L 0.000 claims description 2
- 239000000463 material Substances 0.000 claims description 2
- 229910000029 sodium carbonate Inorganic materials 0.000 claims description 2
- 230000001419 dependent effect Effects 0.000 claims 1
- 230000009257 reactivity Effects 0.000 claims 1
- 239000000243 solution Substances 0.000 description 8
- 235000013611 frozen food Nutrition 0.000 description 6
- 230000008014 freezing Effects 0.000 description 3
- 238000007710 freezing Methods 0.000 description 3
- NLKNQRATVPKPDG-UHFFFAOYSA-M potassium iodide Chemical class [K+].[I-] NLKNQRATVPKPDG-UHFFFAOYSA-M 0.000 description 3
- KFZMGEQAYNKOFK-UHFFFAOYSA-N Isopropanol Chemical compound CC(C)O KFZMGEQAYNKOFK-UHFFFAOYSA-N 0.000 description 2
- -1 SCN ions Chemical class 0.000 description 2
- 239000000853 adhesive Substances 0.000 description 2
- 239000005018 casein Substances 0.000 description 2
- 150000002500 ions Chemical class 0.000 description 2
- VTLYFUHAOXGGBS-UHFFFAOYSA-N Fe3+ Chemical compound [Fe+3] VTLYFUHAOXGGBS-UHFFFAOYSA-N 0.000 description 1
- WQZGKKKJIJFFOK-GASJEMHNSA-N Glucose Natural products OC[C@H]1OC(O)[C@H](O)[C@@H](O)[C@@H]1O WQZGKKKJIJFFOK-GASJEMHNSA-N 0.000 description 1
- ZLMJMSJWJFRBEC-UHFFFAOYSA-N Potassium Chemical compound [K] ZLMJMSJWJFRBEC-UHFFFAOYSA-N 0.000 description 1
- 102000004142 Trypsin Human genes 0.000 description 1
- 108090000631 Trypsin Proteins 0.000 description 1
- 239000002253 acid Substances 0.000 description 1
- 230000001070 adhesive effect Effects 0.000 description 1
- 238000013459 approach Methods 0.000 description 1
- 239000007864 aqueous solution Substances 0.000 description 1
- BECPQYXYKAMYBN-UHFFFAOYSA-N casein, tech. Chemical compound NCCCCC(C(O)=O)N=C(O)C(CC(O)=O)N=C(O)C(CCC(O)=N)N=C(O)C(CC(C)C)N=C(O)C(CCC(O)=O)N=C(O)C(CC(O)=O)N=C(O)C(CCC(O)=O)N=C(O)C(C(C)O)N=C(O)C(CCC(O)=N)N=C(O)C(CCC(O)=N)N=C(O)C(CCC(O)=N)N=C(O)C(CCC(O)=O)N=C(O)C(CCC(O)=O)N=C(O)C(COP(O)(O)=O)N=C(O)C(CCC(O)=N)N=C(O)C(N)CC1=CC=CC=C1 BECPQYXYKAMYBN-UHFFFAOYSA-N 0.000 description 1
- 235000021240 caseins Nutrition 0.000 description 1
- 238000004040 coloring Methods 0.000 description 1
- 238000002845 discoloration Methods 0.000 description 1
- 238000001035 drying Methods 0.000 description 1
- 229910001447 ferric ion Inorganic materials 0.000 description 1
- 235000013305 food Nutrition 0.000 description 1
- 239000008103 glucose Substances 0.000 description 1
- 230000002427 irreversible effect Effects 0.000 description 1
- QTWZICCBKBYHDM-UHFFFAOYSA-N leucomethylene blue Chemical compound C1=C(N(C)C)C=C2SC3=CC(N(C)C)=CC=C3NC2=C1 QTWZICCBKBYHDM-UHFFFAOYSA-N 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000003960 organic solvent Substances 0.000 description 1
- 239000007793 ph indicator Substances 0.000 description 1
- 229910052700 potassium Inorganic materials 0.000 description 1
- 239000011591 potassium Substances 0.000 description 1
- 239000002244 precipitate Substances 0.000 description 1
- 238000004080 punching Methods 0.000 description 1
- 150000003839 salts Chemical class 0.000 description 1
- YZORUOZKRBVLEG-UHFFFAOYSA-M sodium;4-[[4-(diethylamino)phenyl]diazenyl]benzenesulfonate Chemical compound [Na+].C1=CC(N(CC)CC)=CC=C1N=NC1=CC=C(S([O-])(=O)=O)C=C1 YZORUOZKRBVLEG-UHFFFAOYSA-M 0.000 description 1
- 238000003860 storage Methods 0.000 description 1
- 239000000758 substrate Substances 0.000 description 1
- 239000000725 suspension Substances 0.000 description 1
- 239000012588 trypsin Substances 0.000 description 1
Classifications
-
- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09F—DISPLAYING; ADVERTISING; SIGNS; LABELS OR NAME-PLATES; SEALS
- G09F3/00—Labels, tag tickets, or similar identification or indication means; Seals; Postage or like stamps
- G09F3/02—Forms or constructions
- G09F3/0291—Labels or tickets undergoing a change under particular conditions, e.g. heat, radiation, passage of time
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Theoretical Computer Science (AREA)
- Investigating Or Analyzing Non-Biological Materials By The Use Of Chemical Means (AREA)
Priority Applications (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19702036570 DE2036570A1 (en) | 1970-07-23 | 1970-07-23 | Deep-freeze package label - changing colour on defrosting |
| AU28481/71A AU2848171A (en) | 1970-07-23 | 1971-05-04 | Label for deepfreeze packages |
| JP5183171A JPS47003019A (enExample) | 1970-07-23 | 1971-07-14 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19702036570 DE2036570A1 (en) | 1970-07-23 | 1970-07-23 | Deep-freeze package label - changing colour on defrosting |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DE2036570A1 true DE2036570A1 (en) | 1972-01-27 |
Family
ID=5777647
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE19702036570 Pending DE2036570A1 (en) | 1970-07-23 | 1970-07-23 | Deep-freeze package label - changing colour on defrosting |
Country Status (3)
| Country | Link |
|---|---|
| JP (1) | JPS47003019A (enExample) |
| AU (1) | AU2848171A (enExample) |
| DE (1) | DE2036570A1 (enExample) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO1986003613A1 (fr) * | 1984-12-08 | 1986-06-19 | Albert Kamber | Label de controle, de qualite et d'appreciation pour matieres textiles |
| EP0149784A3 (en) * | 1984-01-16 | 1987-02-25 | Allied Corporation | Process for transferring color-changing coating uniformly onto indicator and transfer ribbon therefore |
| WO1989005761A1 (en) * | 1987-12-18 | 1989-06-29 | Axel Larsson | A method of verifying that a package is unbroken |
| DE10138965A1 (de) * | 2001-08-08 | 2003-03-06 | Schreiner Gmbh & Co Kg | Etikett und Verfahren zum Nachweis unerwünschter Feuchtigkeit |
-
1970
- 1970-07-23 DE DE19702036570 patent/DE2036570A1/de active Pending
-
1971
- 1971-05-04 AU AU28481/71A patent/AU2848171A/en not_active Expired
- 1971-07-14 JP JP5183171A patent/JPS47003019A/ja active Pending
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0149784A3 (en) * | 1984-01-16 | 1987-02-25 | Allied Corporation | Process for transferring color-changing coating uniformly onto indicator and transfer ribbon therefore |
| WO1986003613A1 (fr) * | 1984-12-08 | 1986-06-19 | Albert Kamber | Label de controle, de qualite et d'appreciation pour matieres textiles |
| WO1989005761A1 (en) * | 1987-12-18 | 1989-06-29 | Axel Larsson | A method of verifying that a package is unbroken |
| DE10138965A1 (de) * | 2001-08-08 | 2003-03-06 | Schreiner Gmbh & Co Kg | Etikett und Verfahren zum Nachweis unerwünschter Feuchtigkeit |
| DE10138965C2 (de) * | 2001-08-08 | 2003-12-04 | Schreiner Gmbh & Co Kg | Etikett und Verfahren zum Nachweis unerwünschter Feuchtigkeit |
Also Published As
| Publication number | Publication date |
|---|---|
| AU2848171A (en) | 1972-11-09 |
| JPS47003019A (enExample) | 1972-02-15 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| DE69511563T2 (de) | Zeitanzeigevorrichtung mit diskontinuierlichem klebstoff | |
| US4154107A (en) | Time temperature indicating device | |
| US3511608A (en) | Multiple layer paper test strip | |
| US3768976A (en) | Temperature-time integrating indicator | |
| DE69400161T2 (de) | Gasanzeiger für eine Lebensmittelverpackung | |
| DE2502324A1 (de) | Zeit-temperatur-indikator | |
| CH642177A5 (de) | Verfahren zur ueberwachung der temperaturgeschichte eines gutes, indikator zur ausfuehrung des verfahrens und anwendung des verfahrens. | |
| WO1991006853A1 (de) | Indikator zur anzeige von zeitabläufen und/oder des zeitpunkts des eintritts von zustandsänderungen | |
| DE102021124022A1 (de) | Umgebungshistorienwächter mit positionsverschiebung und sicherheitsfunktionen | |
| DE2130926C3 (de) | Optischer Kontrolhndikator fur Tiefkuhlprodukte | |
| DE69716105T2 (de) | Verpackung für verderbliche lebensmittel | |
| DE2036570A1 (en) | Deep-freeze package label - changing colour on defrosting | |
| WO2014053435A1 (de) | Anzeigevorrichtung | |
| DE60023059T2 (de) | Zeit-Temperatur Anzeigevorrichtung und Verwendungsverfahren | |
| US2716065A (en) | Telltale for frozen food packages | |
| DE3021582A1 (de) | Verfahren und vorrichtungen zum anzeigen und signalgeben beim auftauen, auch zeitweisem auftauen, von gefrorenen produkten | |
| DE2521239A1 (de) | Temperatur-zeitintegrierender anzeiger | |
| DE3044999A1 (de) | Thermometrische ueberwachungsvorrichtung zum feststellen von auch voruebergehenden erhoehungen einer vorbestimmten konstanten temperatur | |
| GB1604649A (en) | Temperature indicator device for providing visual indication as to whether a predetermined temperature has been exceeded for a predetermined time | |
| EP2320226A1 (de) | Deliqueszenz-Feuchteindikator und dessen Verwendung | |
| JPS5798392A (en) | Thermosensitive recording | |
| JPS5714094A (en) | Heatsensitive recording material | |
| EP0125597A3 (de) | Gepäck-Streifenanhänger mit anklebbarem Abreissteil zur Kennzeichnung von Gepäckstücken aller Art, insbesondere Fluggepäck | |
| DE2346598A1 (de) | Anordnung zur kenttlichmachung von kuehlungsunterbrechungen bei gefrosteten waren, insbesondere lebensmitteln | |
| AT234398B (de) | Anordnung zur Überwachung der Temperatur in Gefrier- oder Kühlanlagen |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| OHN | Withdrawal |