Multi-ply planar product including adhesively bonded fibrous plies
IPC분류정보
국가/구분
United States(US) Patent
등록
국제특허분류(IPC7판)
B32B-007/12
B32B-029/00
B32B-005/26
출원번호
US-0299904
(2002-11-20)
§371/§102 date
20020122
(20020122)
발명자
/ 주소
Von Paleske, Peter
출원인 / 주소
SCA Hygiene Products GmbH
대리인 / 주소
Young &
인용정보
피인용 횟수 :
4인용 특허 :
9
초록▼
A planar multi-ply product includes two or more plies of fibrous material, such as a multi-ply tissue product, wherein at least two of the plies are attached to each other with an adhesive agent, which comprises a gelatinous compound, e.g. gelatine. This multi-ply product shows an excellent adhesion
A planar multi-ply product includes two or more plies of fibrous material, such as a multi-ply tissue product, wherein at least two of the plies are attached to each other with an adhesive agent, which comprises a gelatinous compound, e.g. gelatine. This multi-ply product shows an excellent adhesion between the plies, even if the product carries a lotion.
대표청구항▼
1. Multi-ply tissue paper product comprising:two or more plies of tissue paper; an adhesive agent bonding at least two of said plies to each other; wherein said adhesive agent comprises a gelatinous compound, and at least one of said plies comprises a lotion. 2. The multi-ply product according to cl
1. Multi-ply tissue paper product comprising:two or more plies of tissue paper; an adhesive agent bonding at least two of said plies to each other; wherein said adhesive agent comprises a gelatinous compound, and at least one of said plies comprises a lotion. 2. The multi-ply product according to claim 1, wherein said adhesive agent comprises 10-100 weight % of said gelatinous compound.3. The multi-ply product according to claim 1, wherein said adhesive agent additionally comprises a swelling agent.4. The multi-ply product according to claim 3, wherein said swelling agent is water.5. The multi-ply product according to claim 1, wherein said adhesive agent additionally comprises hygroscopic substances.6. The multi-ply product according to claim 5, wherein said hygroscopic substances comprise low molecular weight polyhydroxy compounds.7. The multi-ply product according to claim 1, wherein said adhesive agent further comprises a coloring substance.8. The multi-ply product according to claim 7, wherein said coloring substance imparts a color to the adhesive agent, which is selected from the group consisting of red, cyan and magenta.9. The multi-ply product according to claim 1, wherein said adhesive agent further comprises a masking substance.10. The multi-ply product according to claim 9, wherein said masking substance is titanium oxide.11. The multi-ply product according to claim 1, wherein said gelatinous compound is selected from one or more members of the group consisting of gelatin, montmorillonite, bentonite, pectins, phycocolloids, agar, alginate, carrageen, phyllophorane, furellaran, furcellaran and silica gel.12. The multi-ply product according to claim 11, wherein said gelatinous compound is a mixture comprising 20% by weight of gel, 4% by weight of a hygroscopic compound, and 76% by weight of water.13. The multi-ply product according to claim 11, wherein said gelatinous compound is gelatin.14. The multi-ply product according to claim 13, wherein said gelatin has a Bloom value greater than or equal to 150.15. The multi-ply product according to claim 13, wherein the gelatin has a Bloom value of 200-280.16. The multi-ply product according to claim 1, wherein said gelatinous compound is in the form of at least one of micro-sponges and micro-capsules.17. The multi-ply product according to claim 1, wherein said paper product is selected from the group consisting of a wiping cloth, a sanitary product, a towel, a wet wipe, a medical garment, a bandage, a cleaning tissue, a napkin, bed-linen, and a garment.18. The multi-ply product according to claim 1, wherein at least one of said plies is embossed.19. The multi-ply product according to claim 1, wherein said adhesive agent is in a pattern between said plies.20. The multi-ply product according to claim 1, wherein said lotion is an oil-in-water emulsion comprising at least one oil, an oil-in-water emulsifier or oil-in-water emulsifier combination, and 6 to 30 weight % of water.21. The multi-ply product according to claim 1, wherein said plies further comprise a lotion, said gelatinous compound is gelatin and is present in said adhesive agent in an amount of 100 weight %.22. The multi-ply product according to claim 1, wherein said adhesive agent comprises 20-90% by weight of said gelatinous compound.23. The multi-ply product according to claim 1, wherein said adhesive agent comprises 30-80% by weight of said gelatinous compound.24. The multi-ply product according to claim 1, wherein said adhesive agent comprises 100% by weight of said gelatinous compound.25. The multi-ply product according to claim 1, wherein said adhesive agent comprises glycerin.26. A method of bonding at least two plies of tissue paper material to each other, the method comprising the steps of:a) providing a first ply of tissue paper; b) providing at least a second ply of tissue paper; c) applying an adhesive agent comprising a gelatinous compound between said first and said second plies of tissue paper; d) bonding said first and said second plies to each other with said adhesive agent, thereby forming a multi-ply tissue paper product; and wherein at least one of said first and second plies comprises a lotion. 27. The method according to claim 26, wherein said first and second plies are heated prior to, during and/or after the application of said adhesive agent.28. The method according to claim 26, wherein after step c) a hot calendaring is carried out.29. The method according to claim 26, wherein at least one of said first and second plies is embossed; said adhesive agent being applied to raised areas formed by the embossing.30. The method according to claim 26, wherein said gelatinous compound is, in dry condition, ground to a fine powder with an average particle size of 0.1-100 μm, and is subsequently swelled with a swelling agent before being brought into contact with said first and second plies.31. The method according to claim 30, wherein the average particle size is 1-50 μm.32. The method according to claim 30, wherein said swelling agent is water.33. The method according to claim 30, wherein a hygroscopic substance is added to the gelatinous compound; said hygroscopic substance comprising low molecular weight polyhydroxy compounds.34. The method according to claim 33, wherein the hygroscopic substance is glycerin.35. The method according to claim 26, wherein said gelatinous compound is gelatin present in said adhesive agent in an amount of 100 weight %, a step of hot calendaring is carried out after step c).36. The method according to claim 26, wherein said gelatinous compound is swollen in a suitable swelling agent, subsequently broken up into fine particles with an average particle size of 1-1000 μm, before being brought into contact with said first and second plies.37. The method according to claim 36, wherein the average particle size 10-500 μm.38. The method according to claim 36, wherein the average particle is 50-200 μm.
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이 특허에 인용된 특허 (9)
Ruppel Remy (Horbourg FRX) Laurent Pierre (Kunheim FRX) Hungler Joel (Colmar FRX), Absorbent combined sheet matierial.
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