CA1322997C - Cool pack - Google Patents
Cool packInfo
- Publication number
- CA1322997C CA1322997C CA000603978A CA603978A CA1322997C CA 1322997 C CA1322997 C CA 1322997C CA 000603978 A CA000603978 A CA 000603978A CA 603978 A CA603978 A CA 603978A CA 1322997 C CA1322997 C CA 1322997C
- Authority
- CA
- Canada
- Prior art keywords
- liquid
- container
- coolant carrier
- polymer particles
- coolant
- 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 - Fee Related
Links
- 239000002826 coolant Substances 0.000 claims abstract description 61
- 239000007788 liquid Substances 0.000 claims abstract description 60
- 239000002250 absorbent Substances 0.000 claims abstract description 51
- 238000001816 cooling Methods 0.000 claims abstract description 49
- 230000002745 absorbent Effects 0.000 claims abstract description 47
- 229920000642 polymer Polymers 0.000 claims abstract description 42
- 239000002245 particle Substances 0.000 claims abstract description 40
- 239000000758 substrate Substances 0.000 claims abstract description 37
- 239000002985 plastic film Substances 0.000 claims description 51
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 35
- 239000004745 nonwoven fabric Substances 0.000 claims description 29
- 239000000835 fiber Substances 0.000 claims description 15
- 239000002657 fibrous material Substances 0.000 claims description 13
- 238000009827 uniform distribution Methods 0.000 claims description 10
- 239000000178 monomer Substances 0.000 description 8
- 239000000243 solution Substances 0.000 description 8
- 230000006835 compression Effects 0.000 description 4
- 238000007906 compression Methods 0.000 description 4
- 239000006185 dispersion Substances 0.000 description 4
- 239000000203 mixture Substances 0.000 description 4
- 238000009792 diffusion process Methods 0.000 description 3
- 238000009998 heat setting Methods 0.000 description 3
- 230000002209 hydrophobic effect Effects 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 230000002093 peripheral effect Effects 0.000 description 3
- 229920000728 polyester Polymers 0.000 description 3
- NIXOWILDQLNWCW-UHFFFAOYSA-M Acrylate Chemical compound [O-]C(=O)C=C NIXOWILDQLNWCW-UHFFFAOYSA-M 0.000 description 2
- 238000010521 absorption reaction Methods 0.000 description 2
- 238000001035 drying Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 239000012943 hotmelt Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000000379 polymerizing effect Effects 0.000 description 2
- 238000007789 sealing Methods 0.000 description 2
- QGZKDVFQNNGYKY-UHFFFAOYSA-O Ammonium Chemical compound [NH4+] QGZKDVFQNNGYKY-UHFFFAOYSA-O 0.000 description 1
- CERQOIWHTDAKMF-UHFFFAOYSA-M Methacrylate Chemical compound CC(=C)C([O-])=O CERQOIWHTDAKMF-UHFFFAOYSA-M 0.000 description 1
- 239000004372 Polyvinyl alcohol Substances 0.000 description 1
- 229920000297 Rayon Polymers 0.000 description 1
- 229920002472 Starch Polymers 0.000 description 1
- 239000000853 adhesive Substances 0.000 description 1
- 230000001070 adhesive effect Effects 0.000 description 1
- 229910052783 alkali metal Inorganic materials 0.000 description 1
- 150000001340 alkali metals Chemical class 0.000 description 1
- 239000005030 aluminium foil Substances 0.000 description 1
- 239000007864 aqueous solution Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 235000013305 food Nutrition 0.000 description 1
- 238000007710 freezing Methods 0.000 description 1
- 230000008014 freezing Effects 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 238000000227 grinding Methods 0.000 description 1
- 239000002075 main ingredient Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000002156 mixing Methods 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 230000035699 permeability Effects 0.000 description 1
- 229920000058 polyacrylate Polymers 0.000 description 1
- 239000003505 polymerization initiator Substances 0.000 description 1
- 229920002451 polyvinyl alcohol Polymers 0.000 description 1
- 235000019422 polyvinyl alcohol Nutrition 0.000 description 1
- 239000002964 rayon Substances 0.000 description 1
- 238000005057 refrigeration Methods 0.000 description 1
- 238000005507 spraying Methods 0.000 description 1
- 235000019698 starch Nutrition 0.000 description 1
- 239000008107 starch Substances 0.000 description 1
- 229920000247 superabsorbent polymer Polymers 0.000 description 1
- 239000004094 surface-active agent Substances 0.000 description 1
- 238000010257 thawing Methods 0.000 description 1
Landscapes
- Laminated Bodies (AREA)
- Thermotherapy And Cooling Therapy Devices (AREA)
- Packages (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP63-88115 | 1988-07-02 | ||
| JP1988088115U JPH065387Y2 (ja) | 1988-07-02 | 1988-07-02 | 保冷用具 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CA1322997C true CA1322997C (en) | 1993-10-12 |
Family
ID=13933894
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA000603978A Expired - Fee Related CA1322997C (en) | 1988-07-02 | 1989-06-27 | Cool pack |
Country Status (2)
| Country | Link |
|---|---|
| JP (1) | JPH065387Y2 (enrdf_load_stackoverflow) |
| CA (1) | CA1322997C (enrdf_load_stackoverflow) |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH01201387A (ja) * | 1988-02-05 | 1989-08-14 | Mitsubishi Petrochem Co Ltd | 複合体型保冷用シート |
-
1988
- 1988-07-02 JP JP1988088115U patent/JPH065387Y2/ja not_active Expired - Lifetime
-
1989
- 1989-06-27 CA CA000603978A patent/CA1322997C/en not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0211140U (enrdf_load_stackoverflow) | 1990-01-24 |
| JPH065387Y2 (ja) | 1994-02-09 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| MKLA | Lapsed |