GB1576766A - Device using the degradation of a polymer for detecting and permanently indicating a transient reheating of a deep-frozen product - Google Patents
Device using the degradation of a polymer for detecting and permanently indicating a transient reheating of a deep-frozen product Download PDFInfo
- Publication number
- GB1576766A GB1576766A GB3362677A GB3362677A GB1576766A GB 1576766 A GB1576766 A GB 1576766A GB 3362677 A GB3362677 A GB 3362677A GB 3362677 A GB3362677 A GB 3362677A GB 1576766 A GB1576766 A GB 1576766A
- Authority
- GB
- United Kingdom
- Prior art keywords
- reheating
- polymer
- transient
- degradation
- liquid
- 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.)
- Expired
Links
- 238000003303 reheating Methods 0.000 title claims abstract description 8
- 229920000642 polymer Polymers 0.000 title claims description 7
- 230000001052 transient effect Effects 0.000 title claims description 7
- 230000015556 catabolic process Effects 0.000 title claims description 6
- 238000006731 degradation reaction Methods 0.000 title claims description 6
- 239000007788 liquid Substances 0.000 claims abstract description 15
- 229920000620 organic polymer Polymers 0.000 claims abstract description 4
- 239000002775 capsule Substances 0.000 claims description 7
- 230000008014 freezing Effects 0.000 claims description 4
- 238000007710 freezing Methods 0.000 claims description 4
- 230000002427 irreversible effect Effects 0.000 claims description 2
- 229920003229 poly(methyl methacrylate) Polymers 0.000 claims description 2
- 239000004926 polymethyl methacrylate Substances 0.000 claims description 2
- 238000007711 solidification Methods 0.000 claims description 2
- 230000008023 solidification Effects 0.000 claims description 2
- 238000005336 cracking Methods 0.000 abstract description 2
- ONPGOSVDVDPBCY-CQSZACIVSA-N 6-amino-5-[(1r)-1-(2,6-dichloro-3-fluorophenyl)ethoxy]-n-[4-(4-methylpiperazine-1-carbonyl)phenyl]pyridazine-3-carboxamide Chemical compound O([C@H](C)C=1C(=C(F)C=CC=1Cl)Cl)C(C(=NN=1)N)=CC=1C(=O)NC(C=C1)=CC=C1C(=O)N1CCN(C)CC1 ONPGOSVDVDPBCY-CQSZACIVSA-N 0.000 abstract 1
- 239000003086 colorant Substances 0.000 abstract 1
- 239000000126 substance Substances 0.000 description 3
- 235000013305 food Nutrition 0.000 description 2
- 239000011521 glass Substances 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- FAPWRFPIFSIZLT-UHFFFAOYSA-M Sodium chloride Chemical compound [Na+].[Cl-] FAPWRFPIFSIZLT-UHFFFAOYSA-M 0.000 description 1
- 230000002745 absorbent Effects 0.000 description 1
- 239000002250 absorbent Substances 0.000 description 1
- 238000004040 coloring Methods 0.000 description 1
- 230000002950 deficient Effects 0.000 description 1
- 230000000593 degrading effect Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 150000003839 salts Chemical class 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01K—MEASURING TEMPERATURE; MEASURING QUANTITY OF HEAT; THERMALLY-SENSITIVE ELEMENTS NOT OTHERWISE PROVIDED FOR
- G01K11/00—Measuring temperature based upon physical or chemical changes not covered by groups G01K3/00, G01K5/00, G01K7/00 or G01K9/00
- G01K11/06—Measuring temperature based upon physical or chemical changes not covered by groups G01K3/00, G01K5/00, G01K7/00 or G01K9/00 using melting, freezing, or softening
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01K—MEASURING TEMPERATURE; MEASURING QUANTITY OF HEAT; THERMALLY-SENSITIVE ELEMENTS NOT OTHERWISE PROVIDED FOR
- G01K13/00—Thermometers specially adapted for specific purposes
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Measuring Temperature Or Quantity Of Heat (AREA)
- Investigating Or Analyzing Materials Using Thermal Means (AREA)
- Paper (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR7624802A FR2361635A1 (fr) | 1976-08-13 | 1976-08-13 | Dispositif capable de detecter de facon durable un rechauffement passager d'un produit surgele |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| GB1576766A true GB1576766A (en) | 1980-10-15 |
Family
ID=9176880
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| GB3362677A Expired GB1576766A (en) | 1976-08-13 | 1977-08-10 | Device using the degradation of a polymer for detecting and permanently indicating a transient reheating of a deep-frozen product |
Country Status (6)
| Country | Link |
|---|---|
| CH (1) | CH620768A5 (enrdf_load_stackoverflow) |
| DE (1) | DE2736470A1 (enrdf_load_stackoverflow) |
| ES (1) | ES461561A1 (enrdf_load_stackoverflow) |
| FR (1) | FR2361635A1 (enrdf_load_stackoverflow) |
| GB (1) | GB1576766A (enrdf_load_stackoverflow) |
| IT (1) | IT1079824B (enrdf_load_stackoverflow) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB2119511A (en) * | 1982-04-28 | 1983-11-16 | Luigi Bolla | Sensor for signalling that a preselected temperature has been exceeded |
| GB2130720A (en) * | 1982-09-21 | 1984-06-06 | Jose Prat Abel | Defrosting indicator |
Families Citing this family (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2449873A1 (fr) * | 1979-01-19 | 1980-09-19 | Bagros Michel | Temoin de decongelation |
| FR2584816A1 (fr) * | 1985-07-15 | 1987-01-16 | Duquesne Andre | Temoin de controle de rupture de la chaine du froid d'un produit |
| DE3716972A1 (de) * | 1987-05-20 | 1988-12-01 | Holzer Walter | Kaelteindikator zur ueberwachung des kuehl- oder gefrierzustandes von lebensmitteln, arzneimitteln und dergleichen |
| FR2680573A1 (fr) * | 1991-08-19 | 1993-02-26 | Cool Sarl | Indicateur de conservation pour produits congeles ou refrigeres et procede de mise en óoeuvre de cet indicateur. |
| US5239942A (en) * | 1992-05-11 | 1993-08-31 | Pymah Corporation | Freeze indicator |
| ES2061402B1 (es) * | 1993-04-13 | 1995-06-16 | Blanco Juan Manuel Perez | Metodo y aparato para detectar la descongelacion y el estado relativo de conservacion, en productos perecederos. |
| ES2064289B1 (es) * | 1993-07-07 | 1995-08-01 | Garcia Bernardo Cuello | Dispositivo para el control visual del estado de congelacion de productos perecederos. |
| US5964181A (en) * | 1995-11-16 | 1999-10-12 | 3M Innovative Properties Company | Temperature indicating device |
| DE10003347C1 (de) * | 2000-01-27 | 2001-09-13 | Helge Klein | Vorrichtung zur Überwachung der Temperatur von Lebensmitteln |
| DE10015081C1 (de) * | 2000-03-28 | 2001-11-08 | Roland Diehm | Thermometerflüssigkeit |
| DE102011004799B4 (de) | 2011-02-25 | 2012-09-27 | Varta Microbattery Gmbh | Statusindikator für temperaturempfindliche Güter |
-
1976
- 1976-08-13 FR FR7624802A patent/FR2361635A1/fr active Granted
-
1977
- 1977-08-10 GB GB3362677A patent/GB1576766A/en not_active Expired
- 1977-08-12 CH CH993277A patent/CH620768A5/fr not_active IP Right Cessation
- 1977-08-12 ES ES461561A patent/ES461561A1/es not_active Expired
- 1977-08-12 DE DE19772736470 patent/DE2736470A1/de not_active Withdrawn
- 1977-08-16 IT IT5068277A patent/IT1079824B/it active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB2119511A (en) * | 1982-04-28 | 1983-11-16 | Luigi Bolla | Sensor for signalling that a preselected temperature has been exceeded |
| GB2130720A (en) * | 1982-09-21 | 1984-06-06 | Jose Prat Abel | Defrosting indicator |
Also Published As
| Publication number | Publication date |
|---|---|
| FR2361635A1 (fr) | 1978-03-10 |
| IT1079824B (it) | 1985-05-13 |
| ES461561A1 (es) | 1978-06-01 |
| DE2736470A1 (de) | 1978-02-16 |
| FR2361635B1 (enrdf_load_stackoverflow) | 1980-04-04 |
| CH620768A5 (en) | 1980-12-15 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PS | Patent sealed | ||
| PCNP | Patent ceased through non-payment of renewal fee |