Vacuum insulation panel and refrigerator including the same
원문보기
IPC분류정보
국가/구분
United States(US) Patent
등록
국제특허분류(IPC7판)
F16L-059/065
F25D-023/06
B32B-015/04
B32B-015/20
B32B-017/06
출원번호
US-0471018
(2014-08-28)
등록번호
US-9404684
(2016-08-02)
우선권정보
KR-10-2013-0152885 (2013-12-10)
발명자
/ 주소
Jang, Choong Hyo
Kim, Hyung Sung
Yook, Se Won
Kal, Seung Hoon
Oh, Seung Jin
출원인 / 주소
SAMSUNG ELECTRONICS CO., LTD.
대리인 / 주소
Staas & Halsey LLP
인용정보
피인용 횟수 :
0인용 특허 :
3
초록▼
A vacuum insulation panel includes a core material, a first sheathing material disposed outside the core material, and a second sheathing material having different thermal conductivity from the first sheathing material, the second sheathing material being coupled to the first sheathing material to f
A vacuum insulation panel includes a core material, a first sheathing material disposed outside the core material, and a second sheathing material having different thermal conductivity from the first sheathing material, the second sheathing material being coupled to the first sheathing material to form a space to receive the core material.
대표청구항▼
1. A vacuum insulation panel comprising: a core material;a first sheathing material disposed outside the core material; anda second sheathing material having different thermal conductivity from the first sheathing material, the second sheathing material being coupled to the first sheathing material
1. A vacuum insulation panel comprising: a core material;a first sheathing material disposed outside the core material; anda second sheathing material having different thermal conductivity from the first sheathing material, the second sheathing material being coupled to the first sheathing material to form a receiving space to receive the core material,wherein the first sheathing material includes a fusion layer and a plurality of blocking layers stacked outside the fusion layer,wherein each of the plurality of the blocking layers includes a base layer and a deposition layer provided on the base layer to block gas and moisture introduced into the core material,a first blocking layer, of the plurality of blocking layers, facing the fusion layer includes a first base layer to surround the fusion layer and a first deposition layer located outside the first base layer, anda second blocking layer, of the plurality of blocking layers, facing the first blocking layer includes a second deposition layer contacting the first deposition layer and a second base layer located outside the second deposition layer. 2. The vacuum insulation panel according to claim 1, wherein the first sheathing material and the second sheathing material are coupled to form an extension extending outward from the receiving space. 3. The vacuum insulation panel according to claim 2, wherein the first sheathing material has lower thermal conductivity than the second sheathing material, andthe extension is bent such that the second sheathing material is located between the core material and the first sheathing material. 4. The vacuum insulation panel according to claim 1, wherein each of the first and second deposition layers includes aluminum, andthe second sheathing material comprises aluminum foil. 5. The vacuum insulation panel according to claim 1, wherein the core material comprises glass fibers, andeach of the glass fibers has a diameter of 3 to 6 um and a length of 20 to 70 nm. 6. The vacuum insulation panel according to claim 5, wherein pores of about 30-80 um are formed between the glass fibers. 7. The vacuum insulation panel according to claim 1, further comprising: a getter provided in the core material to adsorb at least one selected from between gas and moisture introduced into the core material, whereinthe getter includes at least one selected from between a gas getter and a moisture getter. 8. The vacuum insulation panel according to claim 7, wherein the gas getter comprises at least one selected from among Ba, Li, AI, Ti, V, Fe, Co, Zr, Pd, Mg, and Nb. 9. The vacuum insulation panel according to claim 7, wherein 3 to 10 g of the moisture getter is contained per unit area (0.1 m3) of the first sheathing material. 10. The vacuum insulation panel according to claim 9, wherein the moisture getter includes at least one selected from a chemical getter and a physical getter,the chemical getter includes at least one selected from among CaO, BaO, MgO, and CaCl2, andthe physical getter includes at least one selected from among molecular sieve, active carbon, zeolite, active alumina, and MgCO3. 11. The vacuum insulation panel according to claim 10, wherein the chemical getter has a specific surface area of 10 m2/g or more, andthe physical getter has a specific surface area of 50 m2/g or more. 12. The vacuum insulation panel according to claim 7, wherein the getter includes a catalyst to improve activity of the getter, andthe catalyst includes at least one selected from among CeO2, CuO, Co3O4, PdO, and Se02. 13. The vacuum insulation panel according to claim 1, wherein the plurality of blocking layers further includes a third blocking layer,wherein the third blocking layer includes:a third deposition layer disposed outside the second base layer; anda third base layer disposed outside the third deposition layer. 14. The vacuum insulation panel according to claim 1, wherein at least one of the deposition layers has a thickness of 10 to 100nm. 15. The vacuum insulation panel according to claim 1, wherein the second sheathing material comprises: a sealing layer to surround the core material;an inner layer provided outside the sealing layer;a prevention layer located between the sealing layer and the inner layer; anda protection layer disposed outside the inner layer to absorb external impact. 16. A refrigerator comprising: an outer liner forming an external appearance of the refrigerator;an inner liner provided in the outer liner to form a storage compartment; anda vacuum insulation panel located between the outer liner and the inner liner, wherein the vacuum insulation panel includes:a core material including glass fibers;a getter provided in the core material to adsorb at least one selected from between gas and moisture introduced into the core material;a first sheathing material disposed outside the core material so as to face an inner surface of the outer liner; anda second sheathing material having higher thermal conductivity than the first sheathing material, the second sheathing material being coupled to the first sheathing material so as to face an outer surface of the inner liner to form a receiving space to receive the core material,wherein the first sheathing material includes a fusion layer and a plurality of blocking layers stacked outside the fusion layer,wherein each of the plurality of blocking layers includes a base layer and a deposition layer provided on the base layer to block gas and moisture introduced into the core material,a first blocking layer, of the plurality of blocking layers, facing the fusion layer includes a first base layer to surround the fusion layer and a first deposition layer located outside the first base layer, anda second blocking layer, of the plurality of blocking layers, facing the first blocking layer includes a second deposition layer contacting the first deposition layer and a second base layer located outside the second deposition layer. 17. The refrigerator according to claim 16, wherein the first sheathing material and the second sheathing material are coupled to form an extension extending outward from the receiving space, andthe extension is bent toward the inner liner such that the second sheathing material is located between the core material and the first sheathing material. 18. The refrigerator according to claim 16, wherein each of the glass fibers has a diameter of 3 to 6 um and a length of 20 to 70 nm. 19. The refrigerator according to claim 16, wherein the getter includes a gas getter and a moisture getter,the gas getter includes at least one selected from among Ba, Li, Al, Ti, V, Fe, Co, Zr, Pd, Mg, and Nb, andthe moisture getter includes a chemical getter including at least one selected from among CaO, BaO, MgO, and CaCl2, and a physical getter including at least one selected from among molecular sieve, active carbon, zeolite, active alumina, and MgCO3. 20. The refrigerator according to claim 16, wherein the getter includes a catalyst to improve activity of the getter, andthe catalyst includes at least one selected from among CeO2, CuO, Co3O4, PdO, and SeO2. 21. The refrigerator according to claim 16, wherein the first and second deposition layers include aluminum. 22. The refrigerator according to claim 21, wherein at least one of the deposition layers has a thickness of 10 to 100nm. 23. The refrigerator according to claim 21, wherein the first and second deposition layers are formed by physical deposition including evaporation, sputtering, and aerosol deposition or chemical deposition including chemical vapor deposition (CVD). 24. The refrigerator according to claim 16, wherein the first sheathing material is coupled to the inner surface of the outer liner. 25. A vacuum insulation panel comprising: a core material including glass fibers;a getter provided in the core material to adsorb gas and moisture introduced into the core material such that a vacuum state of the core material is maintained;an aluminum deposited sheathing material disposed outside the core material; andan aluminum foil sheathing material coupled to the aluminum deposited sheathing material to form a receiving space to receive the core material, whereinthe aluminum deposited sheathing material and the aluminum foil sheathing material are coupled to form an extension extending outward from the receiving space,wherein the aluminum deposited sheathing material includes a fusion layer and a plurality of blocking layers stacked outside the fusion layer,wherein each of the plurality of blocking layers includes a base layer and a deposition layer provided on the base layer to block gas and moisture introduced into the core material,a first blocking layer, of the plurality of blocking layers, facing the fusion layer includes a first base layer to surround the fusion layer and a first deposition layer located outside the first base layer, anda second blocking layer, of the plurality of blocking layers, facing the first blocking layer includes a second deposition layer contacting the first deposition layer and a second base layer located outside the second deposition layer. 26. The vacuum insulation panel according to claim 25, wherein, the aluminum deposited sheathing material has a lower thermal conductivity than the aluminum foil sheathing material, andwherein, the extension is bent such that the aluminum deposited sheathing material is located outside the aluminum foil sheathing material. 27. The vacuum insulation panel according to claim 25, wherein the aluminum foil sheathing material comprises: a sealing layer to surround the core material;an inner layer provided outside the sealing layer;a prevention layer located between the sealing layer and the inner layer; anda protection layer disposed outside the inner layer. 28. The vacuum insulation panel according to claim 27, wherein the fusion layer and the sealing layer are in contact with each other at the extension. 29. A vacuum insulation panel comprising: a core material;a getter provided in the core material to adsorb gas and moisture introduced into the core material;a first sheathing material disposed outside the core material; anda second sheathing material having a different layered structure than the first sheathing material, the second sheathing material being coupled to the first sheathing material to form a receiving space to receive the core material,wherein the first sheathing material includes a fusion layer and a plurality of blocking layers stacked outside the fusion layer,wherein each of the plurality of blocking layers includes a base layer and a deposition layer provided on the base layer to block gas and moisture introduced into the core material,a first blocking layer, of the plurality of blocking layers, facing the fusion layer includes a first base layer to surround the fusion layer and a first deposition layer located outside the first base layer, anda second blocking layer, of the plurality of blocking layers, facing the first blocking layer includes a second deposition layer contacting the first deposition layer and a second base layer located outside the second deposition layer. 30. The vacuum insulation panel according to claim 1, wherein the first sheathing material is made from a material that is different than the second sheathing material. 31. The vacuum insulation panel according to claim 1, wherein a thickness of the first sheathing material is different than a thickness of the second sheathing material.
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이 특허에 인용된 특허 (3)
Kirby David B. (St. Joseph Township ; Berrien County MI) Cur Nihat O. (St. Joseph Township ; Berrien County MI), Getter structure for vacuum insulation panels.
Kirby David B. (St. Joseph Township ; Berrien County MI) Cur Nihat O. (Royalton Township ; Berrien County MI), Getter system for vacuum insulation panel.
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