Process for preparing fluff pulp sheet with cationic dye and debonder surfactant
IPC분류정보
국가/구분
United States(US) Patent
등록
국제특허분류(IPC7판)
D21F-011/00
D21H-021/28
D21H-017/07
D21H-017/66
D21H-017/21
D21H-017/06
D21H-017/63
D21H-021/32
D21H-015/04
D21H-021/24
D04H-001/64
D04H-001/425
D21C-009/00
D21H-021/22
출원번호
US-0188039
(2011-07-21)
등록번호
US-8871054
(2014-10-28)
발명자
/ 주소
Sealey, James E.
출원인 / 주소
International Paper Company
대리인 / 주소
Barnes, III, Thomas W.
인용정보
피인용 횟수 :
1인용 특허 :
92
초록▼
A process is provided for making a fluff pulp sheet, comprising: contacting at least one cationic dye and at least one debonder surfactant with a composition comprising fluff pulp fibers, to form a fluff pulp mixture; forming a web from the fluff pulp mixture; and drying the web, to obtain the fluff
A process is provided for making a fluff pulp sheet, comprising: contacting at least one cationic dye and at least one debonder surfactant with a composition comprising fluff pulp fibers, to form a fluff pulp mixture; forming a web from the fluff pulp mixture; and drying the web, to obtain the fluff pulp sheet. A fluff pulp sheet is also provided, comprising a web comprising fluff pulp fibers; at least one cationic dye; and at least one debonder surfactant. Products and uses of the fluff pulp sheet are also provided.
대표청구항▼
1. A process for making a fluff pulp sheet, comprising: contacting at least one cationic dye and at least one debonder surfactant with a composition comprising fluff pulp fibers, the composition having a solids content of 0.75% to 25% when contacted with said debonder surfactant, to form a fluff pul
1. A process for making a fluff pulp sheet, comprising: contacting at least one cationic dye and at least one debonder surfactant with a composition comprising fluff pulp fibers, the composition having a solids content of 0.75% to 25% when contacted with said debonder surfactant, to form a fluff pulp mixture;forming a web from the fluff pulp mixture; anddrying the web, to obtain the fluff pulp sheet;wherein the debonder surfactant comprises one or more of linear or branched monoalkyl amine, linear or branched dialkyl amine, linear or branched tertiary alkyl amine, linear or branched quaternary alkyl amine, ethoxylated alcohol, linear or branched, saturated or unsaturated hydrocarbon surfactant, fatty acid amide, fatty acid amide quaternary ammonium salt, dialkyl dimethyl quaternary ammonium salt, dialkylimidazolinium quaternary ammonium salt, dialkyl ester quaternary ammonium salt, triethanolamine-ditallow fatty acid, fatty acid ester of ethoxylated primary amine, ethoxylated quaternary ammonium salt, dialkyl amide of fatty acid, cationic surfactant, non-ionic surfactant, C16-C18 unsaturated alkyl alcohol ethoxylate, compound having CAS Registry No. 68155-01-1, compound having CAS Registry No. 26316-40-5, or a combination thereof. 2. The process of claim 1, wherein the fluff pulp fibers are cellulosic fibers. 3. The process of claim 1, wherein the debonder surfactant is in the form of a composition further comprising water and optionally one or more pH adjusting agent, whitener, colorant, pigment, optical brightening agent, wetting agent, binder, bleaching agent, trivalent cationic metal, alum, other additive, or a combination thereof. 4. The process of claim 1, wherein forming the web comprises one or more of contacting the fluff pulp mixture with a table in a papermaking machine, removing at least a portion of water from the fluff pulp mixture with a suction box under a table in a papermaking machine, heating the fluff pulp mixture, or a combination thereof. 5. The process of claim 1, wherein the debonder surfactant is contacted in an amount of ≧1 to 20 lb per ton of the fluff pulp fibers. 6. The process of claim 1, wherein the cationic dye is contacted in an amount of ≧1 to 35 lb per ton of fluff pulp fibers. 7. A process for fiberizing or shredding a fluff pulp sheet, comprising: contacting at least one cationic dye and at least one debonder surfactant with a composition comprising fluff pulp fibers, the composition having a solids content of 0.75% to 25% when contacted with said debonder surfactant, to form a fluff pulp mixture;forming a web from the fluff pulp mixture;drying the web, to obtain a fluff pulp sheet; andfiberizing or shredding the fluff pulp sheet;wherein the debonder surfactant comprises one or more of linear or branched monoalkyl amine, linear or branched dialkyl amine, linear or branched tertiary alkyl amine, linear or branched quaternary alkyl amine, ethoxylated alcohol, linear or branched, saturated or unsaturated hydrocarbon surfactant, fatty acid amide, fatty acid amide quaternary ammonium salt, dialkyl dimethyl quaternary ammonium salt, dialkylimidazolinium quaternary ammonium salt, dialkyl ester quaternary ammonium salt, triethanolamine-ditallow fatty acid, fatty acid ester of ethoxylated primary amine, ethoxylated quaternary ammonium salt, dialkyl amide of fatty acid, cationic surfactant, non-ionic surfactant, C16-C18 unsaturated alkyl alcohol ethoxylate, compound having CAS Registry No. 68155-01-1, compound having CAS Registry No. 26316-40-5, or a combination thereof. 8. A process for making a fluff pulp sheet, comprising: contacting at least one debonder surfactant with a composition comprising fluff pulp fibers, the composition having a solids content of 0.75% to 25% when contacted with said debonder surfactant, to form a fluff pulp mixture;forming a web from the fluff pulp mixture;contacting the web with at least one cationic dye, to obtain a dyed web; anddrying the dyed web, to obtain the fluff pulp sheet;wherein the debonder surfactant comprises one or more of linear or branched monoalkyl amine, linear or branched dialkyl amine, linear or branched tertiary alkyl amine, linear or branched quaternary alkyl amine, ethoxylated alcohol, linear or branched, saturated or unsaturated hydrocarbon surfactant, fatty acid amide, fatty acid amide quaternary ammonium salt, dialkyl dimethyl quaternary ammonium salt, dialkylimidazolinium quaternary ammonium salt, dialkyl ester quaternary ammonium salt, triethanolamine-ditallow fatty acid, fatty acid ester of ethoxylated primary amine, ethoxylated quaternary ammonium salt, dialkyl amide of fatty acid, cationic surfactant, non-ionic surfactant, C16-C18 unsaturated alkyl alcohol ethoxylate, compound having CAS Registry No. 68155-01-1, compound having CAS Registry No. 26316-40-5, or a combination thereof. 9. The process of claim 8, wherein contacting the web with the cationic dye comprises spraying the cationic dye onto the web, coating the cationic dye onto the web, immersing the web in the cationic dye, or a combination thereof. 10. The process of claim 8, wherein contacting the web with the cationic dye comprises spraying the cationic dye onto the web. 11. The process of claim 8, wherein the fluff pulp fibers are cellulosic fibers. 12. The process of claim 8, wherein forming the web comprises one or more of contacting the fluff pulp mixture with a table in a papermaking machine, removing at least a portion of water from the fluff pulp mixture with a suction box under a table in a papermaking machine, heating the fluff pulp mixture, or a combination thereof. 13. The process of claim 8, wherein the debonder surfactant is in the form of a composition further comprising water and optionally one or more pH adjusting agent, whitener, colorant, pigment, optical brightening agent, wetting agent, binder, bleaching agent, trivalent cationic metal, alum, other additive, or a combination thereof. 14. The process of claim 8, wherein forming the web comprises one or more of contacting the fluff pulp mixture with a table in a papermaking machine, removing at least a portion of water from the fluff pulp mixture with a suction box under a table in a papermaking machine, heating the fluff pulp mixture, or a combination thereof. 15. The process of claim 8, wherein the debonder surfactant is contacted in an amount of ≧1 to 20 lb per ton of the fluff pulp fibers. 16. The process of claim 8, wherein the cationic dye is contacted in an amount of ≧1 to 35 lb per ton of fluff pulp fibers. 17. A process for fiberizing or shredding a fluff pulp sheet, comprising: contacting at least one debonder surfactant with a composition comprising fluff pulp fibers, the composition having a solids content of 0.75% to 25% when contacted with said debonder surfactant, to form a fluff pulp mixture;forming a web from the fluff pulp mixture;contacting the web with at least one cationic dye, to obtain a dyed web;drying the dyed web, to obtain a fluff pulp sheet; andfiberizing or shredding the fluff pulp sheet;wherein the debonder surfactant comprises one or more of linear or branched monoalkyl amine, linear or branched dialkyl amine, linear or branched tertiary alkyl amine, linear or branched quaternary alkyl amine, ethoxylated alcohol, linear or branched, saturated or unsaturated hydrocarbon surfactant, fatty acid amide, fatty acid amide quaternary ammonium salt, dialkyl dimethyl quaternary ammonium salt, dialkylimidazolinium quaternary ammonium salt, dialkyl ester quaternary ammonium salt, triethanolamine-ditallow fatty acid, fatty acid ester of ethoxylated primary amine, ethoxylated quaternary ammonium salt, dialkyl amide of fatty acid, cationic surfactant, non-ionic surfactant, C16-C18 unsaturated alkyl alcohol ethoxylate, compound having CAS Registry No. 68155-01-1, compound having CAS Registry No. 26316-40-5, or a combination thereof. 18. A process for making a fluff pulp sheet, comprising: forming a web comprising fluff pulp fibers;contacting the web with at least one cationic dye and at least one debonder surfactant, the web having a solids content of 0.75% to 25% when contacted with said debonder surfactant, to obtain a dyed web; anddrying the dyed web, to obtain the fluff pulp sheet;wherein the debonder surfactant comprises one or more of linear or branched monoalkyl amine, linear or branched dialkyl amine, linear or branched tertiary alkyl amine, linear or branched quaternary alkyl amine, ethoxylated alcohol, linear or branched, saturated or unsaturated hydrocarbon surfactant, fatty acid amide, fatty acid amide quaternary ammonium salt, dialkyl dimethyl quaternary ammonium salt, dialkylimidazolinium quaternary ammonium salt, dialkyl ester quaternary ammonium salt, triethanolamine-ditallow fatty acid, fatty acid ester of ethoxylated primary amine, ethoxylated quaternary ammonium salt, dialkyl amide of fatty acid, cationic surfactant, non-ionic surfactant, C16-C18 unsaturated alkyl alcohol ethoxylate, compound having CAS Registry No. 68155-01-1, compound having CAS Registry No. 26316-40-5, or a combination thereof. 19. The process of claim 18, wherein contacting the web with the cationic dye comprises spraying a composition comprising the cationic dye and the debonder surfactant onto the web, coating a composition comprising the cationic dye and the debonder surfactant onto the web, immersing the web in a composition comprising the cationic dye and the debonder surfactant, or a combination thereof. 20. The process of claim 18, wherein the contacting comprises contacting the web with a composition comprising the cationic dye and the debonder surfactant. 21. The process of claim 18, wherein the contacting comprises contacting the web with the debonder surfactant prior to contacting the web with the cationic dye. 22. The process of claim 18, wherein the contacting comprises spraying the web with the debonder surfactant. 23. The process of claim 18, wherein the contacting comprises spraying the web with the cationic dye. 24. The process of claim 18, wherein the fluff pulp fibers are cellulosic fibers. 25. The process of claim 18, wherein forming the web comprises one or more of contacting the fluff pulp fibers with a table in a papermaking machine, removing at least a portion of water from the fluff pulp fibers with a suction box under a table in a papermaking machine, heating the fluff pulp fibers, or a combination thereof. 26. The process of claim 18, wherein the debonder surfactant is in the form of a composition further comprising water and optionally one or more pH adjusting agent, whitener, colorant, pigment, optical brightening agent, wetting agent, binder, bleaching agent, trivalent cationic metal, alum, other additive, or a combination thereof. 27. The process of claim 18, wherein forming the web comprises one or more of contacting the fluff pulp mixture with a table in a papermaking machine, removing at least a portion of water from the fluff pulp mixture with a suction box under a table in a papermaking machine, heating the fluff pulp mixture, or a combination thereof. 28. A process for fiberizing or shredding a fluff pulp sheet, comprising: forming a web comprising fluff pulp fibers;contacting the web with at least one cationic dye and at least one debonder surfactant, the web having a solids content of 0.75% to 25% when contacted with said debonder surfactant, to obtain a dyed web;drying the dyed web, to obtain a fluff pulp sheet; andfiberizing or shredding the fluff pulp sheet;wherein the debonder surfactant comprises one or more of linear or branched monoalkyl amine, linear or branched dialkyl amine, linear or branched tertiary alkyl amine, linear or branched quaternary alkyl amine, ethoxylated alcohol, linear or branched, saturated or unsaturated hydrocarbon surfactant, fatty acid amide, fatty acid amide quaternary ammonium salt, dialkyl dimethyl quaternary ammonium salt, dialkylimidazolinium quaternary ammonium salt, dialkyl ester quaternary ammonium salt, triethanolamine-ditallow fatty acid, fatty acid ester of ethoxylated primary amine, ethoxylated quaternary ammonium salt, dialkyl amide of fatty acid, cationic surfactant, non-ionic surfactant, C16-C18 unsaturated alkyl alcohol ethoxylate, compound having CAS Registry No. 68155-01-1, compound having CAS Registry No. 26316-40-5, or a combination thereof.
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