RU2002122103A - LOW DENSITY CARDBOARD PRODUCTS - Google Patents

LOW DENSITY CARDBOARD PRODUCTS

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Publication number
RU2002122103A
RU2002122103A RU2002122103/12A RU2002122103A RU2002122103A RU 2002122103 A RU2002122103 A RU 2002122103A RU 2002122103/12 A RU2002122103/12 A RU 2002122103/12A RU 2002122103 A RU2002122103 A RU 2002122103A RU 2002122103 A RU2002122103 A RU 2002122103A
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cardboard
approximately
cardboard web
mil
web
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RU2002122103/12A
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Russian (ru)
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RU2243308C2 (en
Inventor
Косараджу Кришна МОХАН
Александр А. КОУКОУЛАС
Питер Матью ФРОАСС
Дэвид Верд РИД
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Интернэшнл Пэйпер Компани
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Publication of RU2243308C2 publication Critical patent/RU2243308C2/en

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Claims (40)

1. Картонный материал для изготовления картонных сосудов, таких как бумажные чашки, который содержит картонное полотно, содержащее древесные волокна и диспергированные среди волокон расширенные микросферы, имеющее теоретическую плотность ориентировочно от 6,0 до 10 фунтов /3 т.кв. футов/ мил и толщину листа от 24 до 35 мил, при прочности внутреннего сцепления по меньшей мере около 80×10-3 фут×фунт - силы.1. Cardboard material for the manufacture of cardboard vessels, such as paper cups, which contains a cardboard sheet containing wood fibers and expanded microspheres dispersed among the fibers, having a theoretical density of approximately 6.0 to 10 pounds / 3 t.sq. ft / mil and a sheet thickness of 24 to 35 mils, with an internal bond strength of at least about 80 × 10 −3 ft × pound - forces. 2. Картонный материал по п.1, в котором плотность картонного полотна составляет по меньшей мере около 6,5 фунтов /3 т.кв. футов/ мил, а толщина листа картонного полотна составляет по меньшей мере около 28 мил.2. Cardboard material according to claim 1, in which the density of the cardboard web is at least about 6.5 pounds / 3 tons ft / mil, and the thickness of the cardboard sheet is at least about 28 mil. 3. Картонный материал по п.2, отличающийся тем, что средняя прочность внутреннего сцепления картонного полотна составляет по меньшей мере около 100×10-3 фут×фунт - силы.3. Cardboard material according to claim 2, characterized in that the average strength of the internal adhesion of the cardboard web is at least about 100 × 10 -3 ft × lb - force. 4. Картонный материал по п.1, отличающийся тем, что средняя прочность внутреннего сцепления картонного полотна составляет по меньшей мере около 100×10-3 фут×фунт - силы.4. Cardboard material according to claim 1, characterized in that the average strength of the internal adhesion of the cardboard web is at least about 100 × 10 -3 ft × lb - force. 5. Картонный материал по п.1, отличающийся тем, что средняя прочность внутреннего сцепления полотна бумаги составляет по меньшей мере около 80×10-3 фут×фунт - силы.5. Cardboard material according to claim 1, characterized in that the average strength of the internal adhesion of the paper web is at least about 80 × 10 -3 ft × lb - force. 6. Картонный материал по п.1, отличающийся тем, что дополнительно содержит барьерное покрытие по меньшей мере на одной из поверхностей картонного полотна.6. Cardboard material according to claim 1, characterized in that it further comprises a barrier coating on at least one of the surfaces of the cardboard web. 7. Картонный материал по п.6, отличающийся тем, что барьерное покрытие имеется только на поверхности картонного полотна, расположенной внутри чашки.7. Cardboard material according to claim 6, characterized in that the barrier coating is only on the surface of the cardboard web located inside the cup. 8. Картонный материал по п.6, отличающийся тем, что барьерное покрытие имеет среднюю толщину ориентировочно от 0,5 до 3,5 мил.8. The cardboard material according to claim 6, characterized in that the barrier coating has an average thickness of approximately from 0.5 to 3.5 mil. 9. Картонный материал по п.6, отличающийся тем, что барьерное покрытие содержит материал покрытия, выбранный из группы, в которую входят полиэтилен, EVOH и полиэтилен терефталат, и имеет среднюю толщину в диапазоне ориентировочно от 0,5 до 3,5 мил.9. The cardboard material according to claim 6, characterized in that the barrier coating contains a coating material selected from the group consisting of polyethylene, EVOH and polyethylene terephthalate, and has an average thickness in the range of approximately 0.5 to 3.5 mil. 10. Картонный материал по п.6, отличающийся тем, что барьерное покрытие содержит полиэтилен низкой плотности и имеет среднюю толщину ориентировочно от 1 до 3 мил.10. The cardboard material according to claim 6, characterized in that the barrier coating contains low density polyethylene and has an average thickness of approximately 1 to 3 mil. 11. Картонный материал по п.6, отличающийся тем, что барьерное покрытие имеется на обеих поверхностях картонного полотна.11. Cardboard material according to claim 6, characterized in that the barrier coating is on both surfaces of the cardboard web. 12. Картонный материал по п.1, отличающийся тем, что картонное полотно имеет чистоту поверхности по Шеффилду по меньшей мере около 300 SU.12. Cardboard material according to claim 1, characterized in that the cardboard web has a Sheffield surface finish of at least about 300 SU. 13. Картонный материал по п.1, отличающийся тем, что картонное полотно имеет одну поверхность с чистотой поверхности по Шеффилду, составляющей по меньшей мере около 300 SU, причем указанный материал имеет печатную информацию, нанесенную непосредственно на эту поверхность.13. Cardboard material according to claim 1, characterized in that the cardboard web has one surface with a Sheffield surface finish of at least about 300 SU, said material having printed information deposited directly on this surface. 14. Картонный материал по п.1, отличающийся тем, что картонное полотно имеет одну поверхность с чистотой поверхности по Шеффилду по меньшей мере около 300 SU и с PPS чистотой поверхности около 6,5 мкм или меньше, причем указанный материал имеет печатную информацию, нанесенную непосредственно на эту поверхность.14. Cardboard material according to claim 1, characterized in that the cardboard web has one surface with a Sheffield surface finish of at least about 300 SU and with a PPS surface finish of about 6.5 microns or less, said material having printed information printed directly to this surface. 15. Картонный материал по п.1, отличающийся тем, что целлюлозные волокна в картонном полотне содержат ориентировочно от 20 до 40% по весу, в пересчете на сухой вес, волокон мягкой древесины и ориентировочно от 60 до 80% по весу, в пересчете на сухой вес, волокон твердой древесины.15. Cardboard material according to claim 1, characterized in that the cellulosic fibers in the cardboard sheet contain approximately 20 to 40% by weight, calculated on dry weight, softwood fibers and approximately 60 to 80% by weight, calculated on dry weight, hardwood fibers. 16. Картонный материал по п.1, отличающийся тем, что расширенные микросферы в картонном полотне представляют собой синтетические полимерные микросферы, которые составляют ориентировочно от 0,25 до 10 вес.% от полного веса картонного полотна, в пересчете на сухой вес.16. The cardboard material according to claim 1, characterized in that the expanded microspheres in the cardboard web are synthetic polymer microspheres, which comprise approximately 0.25 to 10 wt.% Of the total weight of the cardboard web, calculated on dry weight. 17. Картонный материал по п.1, отличающийся тем, что расширенные микросферы в картонном полотне представляют собой синтетические полимерные микросферы, которые составляют ориентировочно от 5 до 7 вес.% от полного веса картонного полотна, в пересчете на сухой вес.17. The cardboard material according to claim 1, characterized in that the expanded microspheres in the cardboard web are synthetic polymer microspheres, which comprise approximately 5 to 7 wt.% Of the total weight of the cardboard web, calculated on dry weight. 18. Картонный материал для изготовления изолирующих сосудов, таких как чашки, который содержит картонное полотно, содержащее древесные волокна и ориентировочно от 5 до 10 вес.% от полного веса картонного полотна, в пересчете на сухой вес, расширенных синтетических полимерных микросфер, диспергированных среди волокон, имеющее теоретическую плотность ориентировочно от 6,0 до 10 фунтов /3 т.кв. футов/ мил, толщину листа ориентировочно от 24 до 35 мил, среднюю прочность внутреннего сцепления по меньшей мере около 80×10-3 фут×фунт - силы, чистоту поверхности по Шеффилду около 300 SU или выше, и барьерное покрытие, имеющее толщину ориентировочно от 0,5 до 3,5 мил, по меньшей мере на одной поверхности картонного полотна.18. Cardboard material for the manufacture of insulating vessels, such as cups, which contains a cardboard web containing wood fibers and approximately 5 to 10 wt.% Of the total weight of the cardboard web, calculated on the dry weight, of the expanded synthetic polymer microspheres dispersed among the fibers having a theoretical density of approximately 6.0 to 10 pounds / 3 t.sq. ft / mil, a sheet thickness of approximately 24 to 35 mils, an average internal bond strength of at least about 80 × 10 −3 ft × lb — forces, a Sheffield surface finish of about 300 SU or higher, and a barrier coating having a thickness of approximately 0.5 to 3.5 mil on at least one surface of the cardboard web. 19. Картонный материал по п.16, отличающийся тем, что дополнительно имеет печатную информацию, нанесенную непосредственно по меньшей мере на одну поверхность картонного полотна.19. Cardboard material according to clause 16, characterized in that it further has printed information deposited directly on at least one surface of the cardboard web. 20. Собранный бумажный сосуд, который имеет боковую стенку и дно, герметично соединенные друг с другом, в котором боковая стенка изготовлена из картонного материала, который содержит картонное полотно, содержащее древесные волокна и ориентировочно от 5 до 10 вес.% от полного веса картонного полотна, в пересчете на сухой вес, расширенных синтетических полимерных микросфер, диспергированных среди древесных волокон, имеющее теоретическую плотность ориентировочно от 6,0 до 10 фунтов /3 т.кв. футов/ мил, толщину листа ориентировочно от 24 до 35 мил, среднюю прочность внутреннего сцепления по меньшей мере около 80×10-3 фут×фунт - силы, чистоту поверхности по Шеффилду около 300 SU или больше, и барьерное покрытие, имеющее толщину ориентировочно от 0,5 до 3,5 мил, по меньшей мере на одной поверхности картонного полотна.20. The assembled paper vessel, which has a side wall and a bottom, hermetically connected to each other, in which the side wall is made of cardboard material, which contains a cardboard web containing wood fibers and approximately 5 to 10 wt.% Of the total weight of the cardboard web in terms of dry weight, expanded synthetic polymer microspheres dispersed among wood fibers, having a theoretical density of approximately 6.0 to 10 pounds / 3 t.sq. ft / mil, a sheet thickness of approximately 24 to 35 mils, an average internal bond strength of at least about 80 × 10 −3 ft × lb — forces, a Sheffield surface finish of about 300 SU or more, and a barrier coating having a thickness of approximately 0.5 to 3.5 mil on at least one surface of the cardboard web. 21. Собранная бумажная чашка, которая имеет боковую стенку и дно, герметично соединенные друг с другом, в которой боковая стенка изготовлена из картонного материала, который содержит картонное полотно, содержащее древесные волокна и ориентировочно от 5 до 10 вес.% от полного веса картонного полотна, в пересчете на сухой вес, расширенных синтетических полимерных микросфер, диспергированных среди древесных волокон, имеющее теоретическую плотность ориентировочно от 6,0 до 10 фунтов /3 т.кв. футов/ мил, толщину листа ориентировочно от 24 до 35 мил, среднюю прочность внутреннего сцепления по меньшей мере около 80×10-3 фут×фунт - силы, чистоту поверхности по Шеффилду около 300 SU или больше, и барьерное покрытие, имеющее толщину ориентировочно от 0,5 до 3,5 мил, по меньшей мере на одной поверхности картонного полотна.21. The assembled paper cup, which has a side wall and a bottom, hermetically connected to each other, in which the side wall is made of cardboard material, which contains a cardboard web containing wood fibers and approximately 5 to 10 wt.% Of the total weight of the cardboard web in terms of dry weight, expanded synthetic polymer microspheres dispersed among wood fibers, having a theoretical density of approximately 6.0 to 10 pounds / 3 t.sq. ft / mil, a sheet thickness of approximately 24 to 35 mils, an average internal bond strength of at least about 80 × 10 −3 ft × lb — forces, a Sheffield surface finish of about 300 SU or more, and a barrier coating having a thickness of approximately 0.5 to 3.5 mil on at least one surface of the cardboard web. 22. Способ изготовления картона низкой плотности для изготовления изолирующего сосуда, такого как чашка, который предусматривает использование бумажной массы, содержащей целлюлозные волокна и ориентировочно от 0,25 до 10% по весу, в пересчете на сухой вес, расширяемых микросфер, формование картонного полотна из бумажной массы, сушку картонного полотна и каландрирование картонного полотна до толщины листа ориентировочно от 24 до 35 мил и до плотности в диапазоне ориентировочно от 200 до 220 фунтов /3 т.кв. футов.22. A method of manufacturing low density cardboard for the manufacture of an insulating vessel, such as a cup, which involves the use of paper pulp containing cellulose fibers and approximately 0.25 to 10% by weight, calculated on the dry weight, expandable microspheres, forming a cardboard web of paper pulp, drying the cardboard web and calendering the cardboard web to a sheet thickness of approximately 24 to 35 mil and a density in the range of approximately 200 to 220 pounds / 3 t.q. ft. 23. Способ по п.22, отличающийся тем, что плотность картонного полотна составляет по меньшей мере около 6,5 фунтов /3 т.кв. футов/ мил, а толщина листа картонного полотна составляет по меньшей мере около 28 мил.23. The method according to item 22, wherein the density of the cardboard web is at least about 6.5 pounds / 3 t. ft / mil, and the thickness of the cardboard sheet is at least about 28 mil. 24. Способ по п.23, отличающийся тем, что прочность внутреннего сцепления картонного полотна составляет по меньшей мере около 100×10-3 фут×фунт - силы.24. The method according to item 23, wherein the strength of the internal adhesion of the cardboard web is at least about 100 × 10 -3 ft × pound - force. 25. Способ по п.22, отличающийся тем, что прочность внутреннего сцепления картонного полотна составляет по меньшей мере около 100×10-3 фут×фунт - силы.25. The method according to item 22, wherein the strength of the internal adhesion of the cardboard web is at least about 100 × 10 -3 ft × pound - force. 26. Способ по п.22, отличающийся тем, что прочность внутреннего сцепления картонного полотна составляет по меньшей мере около 80×10-3 фут×фунт - силы.26. The method according to item 22, wherein the strength of the internal adhesion of the cardboard web is at least about 80 × 10 -3 ft × pound - force. 27. Способ по п.22, отличающийся тем, что который дополнительно предусматривает нанесение барьерного покрытия по меньшей мере на одну из поверхностей каландрированного картонного полотна.27. The method according to p. 22, characterized in that it further comprises applying a barrier coating to at least one of the surfaces of the calendered cardboard web. 28. Способ по п.27, отличающийся тем, что барьерное покрытие имеется только на поверхности картонного полотна, расположенной внутри сосуда.28. The method according to item 27, wherein the barrier coating is only on the surface of the cardboard sheet located inside the vessel. 29. Способ по п.27, отличающийся тем, что барьерное покрытие имеет среднюю толщину ориентировочно от 0,5 до 3,5 мил.29. The method according to item 27, wherein the barrier coating has an average thickness of approximately from 0.5 to 3.5 mil. 30. Способ по п.27, отличающийся тем, что барьерное покрытие содержит материал покрытия, выбранный из группы, в которую входят полиэтилен, EVOH и полиэтилен терефталат, и имеет среднюю толщину в диапазоне ориентировочно от 0,5 до 3,5 мил.30. The method according to item 27, wherein the barrier coating contains a coating material selected from the group consisting of polyethylene, EVOH and polyethylene terephthalate, and has an average thickness in the range of approximately from 0.5 to 3.5 mil. 31. Способ по п.30, отличающийся тем, что барьерное покрытие содержит полиэтилен низкой плотности и имеет среднюю толщину ориентировочно от 1 до 3 мил.31. The method according to p. 30, characterized in that the barrier coating contains low density polyethylene and has an average thickness of approximately 1 to 3 mil. 32. Способ по п.27, отличающийся тем, что барьерное покрытие имеется на обеих поверхностях картонного полотна.32. The method according to item 27, wherein the barrier coating is on both surfaces of the cardboard web. 33. Способ по п.22, отличающийся тем, что картонное полотно имеет чистоту поверхности по Шеффилду по меньшей мере около 300 SU.33. The method according to item 22, wherein the cardboard web has a Sheffield surface finish of at least about 300 SU. 34. Способ по п.22, отличающийся тем, что картонное полотно каландрируют для того, чтобы оно имело чистоту поверхности по Шеффилду по меньшей мере около 300 SU, причем способ дополнительно предусматривает нанесение печатной информации непосредственно на поверхность картонного полотна.34. The method according to p. 22, characterized in that the cardboard web is calendared so that it has a Sheffield surface cleanliness of at least about 300 SU, the method further comprising applying printed information directly to the surface of the cardboard web. 35. Способ по п.22, отличающийся тем, что дополнительно предусматривает нанесение печатной информации непосредственно на поверхность картонного полотна, расположенную на внешней стороне сосуда, причем поверхность, которая несет печатную информацию, имеет чистоту поверхности по Шеффилду по меньшей мере около 300 SU и PPS10 чистоту поверхности около 6,5 мкм или меньше.35. The method according to item 22, wherein it further includes applying printed information directly to the surface of the cardboard web located on the outside of the vessel, and the surface that carries the printed information has a Sheffield surface cleanliness of at least about 300 SU and PPS10 surface cleanliness of about 6.5 microns or less. 36. Способ по п.22, отличающийся тем, что бумажная масса содержит ориентировочно от 5 до 7 вес.%, в пересчете на сухой вес, расширяемых микросфер.36. The method according to item 22, wherein the paper pulp contains from about 5 to 7 wt.%, In terms of dry weight, expandable microspheres. 37. Способ изготовления чашки на основе изолирующего картона, имеющей боковую стенку и дно, который предусматривает использование картонного материала, имеющего картонное полотно, содержащее ориентировочно от 0,25 до 10% по весу, в пересчете на сухой вес, расширенных полимерных микросфер, имеющее толщину листа ориентировочно от 24 до 35 мил, теоретическую плотность ориентировочно от 6,5 до 10 фунтов /3 т.кв. футов/ мил, прочность внутреннего сцепления по меньшей мере около 80×10-3 фут×фунт - силы, и чистоту поверхности по Шеффилду по меньшей мере около 300 SU, и имеющего барьерное покрытие по меньшей мере на одной поверхности картонного полотна, имеющее толщину ориентировочно от 0,5 до 3,5 мил, формование по меньшей мере боковой стенки чашки из картонного полотна, причем поверхность картонного полотна, имеющая барьерное покрытие, обращена внутрь чашки, а другая поверхность картонного полотна обращена наружу, и герметизация соединения боковой стенки с дном.37. A method of manufacturing a cup based on insulating cardboard having a side wall and a bottom, which involves the use of a cardboard material having a cardboard sheet containing approximately 0.25 to 10% by weight, calculated on dry weight, of expanded polymer microspheres having a thickness a sheet of approximately 24 to 35 mil, a theoretical density of approximately 6.5 to 10 pounds / 3 t.sq. ft / mil, internal adhesion of at least about 80 × 10 −3 ft × lb — forces, and Sheffield surface cleanliness of at least about 300 SU, and having a barrier coating on at least one surface of the cardboard web having a thickness of approximately 0.5 to 3.5 mil, molding at least the side wall of the cup from the cardboard web, the surface of the cardboard web having a barrier coating facing the inside of the cup and the other surface of the cardboard web facing out, and sealing the side wall connection to upside down. 38. Способ по п.37, отличающийся тем, что картонное полотно имеет барьерные покрытия на обеих поверхностях, обращенных внутрь чашки и наружу.38. The method according to clause 37, wherein the cardboard sheet has a barrier coating on both surfaces facing the inside of the cup and out. 39. Способ по п.38, отличающийся тем, что картонное полотно имеет печать на барьерном покрытии, на поверхности, расположенной с внешней стороны чашки.39. The method according to § 38, wherein the cardboard web has a print on the barrier coating, on a surface located on the outside of the cup. 40. Способ по п.37, отличающийся тем, что картонное полотно имеет барьерное покрытие только на поверхности, обращенной внутрь чашки, причем картонное полотно имеет печать на поверхности, расположенной с внешней стороны чашки.40. The method according to clause 37, wherein the cardboard web has a barrier coating only on the surface facing the inside of the cup, and the cardboard web has a print on the surface located on the outside of the cup.
RU2002122103/12A 2000-01-26 2001-01-26 Items made out of paperboard of low density RU2243308C2 (en)

Applications Claiming Priority (2)

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US17821400P 2000-01-26 2000-01-26
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