JP7361019B2 - 板紙の製造方法、板紙、および段ボール - Google Patents
板紙の製造方法、板紙、および段ボール Download PDFInfo
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B7/00—Layered products characterised by the relation between layers; Layered products characterised by the relative orientation of features between layers, or by the relative values of a measurable parameter between layers, i.e. products comprising layers having different physical, chemical or physicochemical properties; Layered products characterised by the interconnection of layers
- B32B7/04—Interconnection of layers
- B32B7/12—Interconnection of layers using interposed adhesives or interposed materials with bonding properties
-
- D—TEXTILES; PAPER
- D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
- D21H—PULP COMPOSITIONS; PREPARATION THEREOF NOT COVERED BY SUBCLASSES D21C OR D21D; IMPREGNATING OR COATING OF PAPER; TREATMENT OF FINISHED PAPER NOT COVERED BY CLASS B31 OR SUBCLASS D21G; PAPER NOT OTHERWISE PROVIDED FOR
- D21H11/00—Pulp or paper, comprising cellulose or lignocellulose fibres of natural origin only
- D21H11/16—Pulp or paper, comprising cellulose or lignocellulose fibres of natural origin only modified by a particular after-treatment
- D21H11/18—Highly hydrated, swollen or fibrillatable fibres
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B29/00—Layered products comprising a layer of paper or cardboard
- B32B29/002—Layered products comprising a layer of paper or cardboard as the main or only constituent of a layer, which is next to another layer of the same or of a different material
- B32B29/005—Layered products comprising a layer of paper or cardboard as the main or only constituent of a layer, which is next to another layer of the same or of a different material next to another layer of paper or cardboard layer
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B29/00—Layered products comprising a layer of paper or cardboard
- B32B29/08—Corrugated paper or cardboard
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L1/00—Compositions of cellulose, modified cellulose or cellulose derivatives
- C08L1/02—Cellulose; Modified cellulose
-
- D—TEXTILES; PAPER
- D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
- D21D—TREATMENT OF THE MATERIALS BEFORE PASSING TO THE PAPER-MAKING MACHINE
- D21D1/00—Methods of beating or refining; Beaters of the Hollander type
- D21D1/20—Methods of refining
-
- D—TEXTILES; PAPER
- D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
- D21F—PAPER-MAKING MACHINES; METHODS OF PRODUCING PAPER THEREON
- D21F11/00—Processes for making continuous lengths of paper, or of cardboard, or of wet web for fibre board production, on paper-making machines
- D21F11/02—Processes for making continuous lengths of paper, or of cardboard, or of wet web for fibre board production, on paper-making machines of the Fourdrinier type
- D21F11/04—Processes for making continuous lengths of paper, or of cardboard, or of wet web for fibre board production, on paper-making machines of the Fourdrinier type paper or board consisting on two or more layers
-
- D—TEXTILES; PAPER
- D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
- D21F—PAPER-MAKING MACHINES; METHODS OF PRODUCING PAPER THEREON
- D21F11/00—Processes for making continuous lengths of paper, or of cardboard, or of wet web for fibre board production, on paper-making machines
- D21F11/12—Making corrugated paper or board
-
- D—TEXTILES; PAPER
- D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
- D21F—PAPER-MAKING MACHINES; METHODS OF PRODUCING PAPER THEREON
- D21F9/00—Complete machines for making continuous webs of paper
- D21F9/003—Complete machines for making continuous webs of paper of the twin-wire type
- D21F9/006—Complete machines for making continuous webs of paper of the twin-wire type paper or board consisting of two or more layers
-
- D—TEXTILES; PAPER
- D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
- D21H—PULP COMPOSITIONS; PREPARATION THEREOF NOT COVERED BY SUBCLASSES D21C OR D21D; IMPREGNATING OR COATING OF PAPER; TREATMENT OF FINISHED PAPER NOT COVERED BY CLASS B31 OR SUBCLASS D21G; PAPER NOT OTHERWISE PROVIDED FOR
- D21H27/00—Special paper not otherwise provided for, e.g. made by multi-step processes
- D21H27/30—Multi-ply
-
- D—TEXTILES; PAPER
- D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
- D21H—PULP COMPOSITIONS; PREPARATION THEREOF NOT COVERED BY SUBCLASSES D21C OR D21D; IMPREGNATING OR COATING OF PAPER; TREATMENT OF FINISHED PAPER NOT COVERED BY CLASS B31 OR SUBCLASS D21G; PAPER NOT OTHERWISE PROVIDED FOR
- D21H27/00—Special paper not otherwise provided for, e.g. made by multi-step processes
- D21H27/30—Multi-ply
- D21H27/40—Multi-ply at least one of the sheets being non-planar, e.g. crêped
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B2250/00—Layers arrangement
- B32B2250/02—2 layers
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B2250/00—Layers arrangement
- B32B2250/26—All layers being made of paper or paperboard
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B2307/00—Properties of the layers or laminate
- B32B2307/50—Properties of the layers or laminate having particular mechanical properties
- B32B2307/558—Impact strength, toughness
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B2307/00—Properties of the layers or laminate
- B32B2307/70—Other properties
- B32B2307/718—Weight, e.g. weight per square meter
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B2307/00—Properties of the layers or laminate
- B32B2307/70—Other properties
- B32B2307/72—Density
- B32B2307/722—Non-uniform density
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B2307/00—Properties of the layers or laminate
- B32B2307/70—Other properties
- B32B2307/748—Releasability
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B2439/00—Containers; Receptacles
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B2553/00—Packaging equipment or accessories not otherwise provided for
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- Chemical & Material Sciences (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Paper (AREA)
- Machines For Manufacturing Corrugated Board In Mechanical Paper-Making Processes (AREA)
- Laminated Bodies (AREA)
Description
なお、本発明に包含され得る諸態様または諸実施形態は、以下のように要約される。
[1].
板紙を製造する方法であって、
セルロース繊維を含む完成紙料を提供するステップ、
少なくとも1本のワイヤ上に前記完成紙料を適用してウェブを形成するステップ、
プレスロールニップを使用せずに150kPaを超える圧力を前記ウェブにかけることにより、前記少なくとも1本のワイヤ上の前記ウェブを脱水するステップ、および
次いで、脱水したウェブを加圧して板紙を形成するステップを含む、上記方法。
[2].
前記圧力が200kPaを超える、上記[1]項に記載の方法。
[3].
前記ウェブが第1および第2の側面を備えており、前記脱水が前記ウェブの両側から行われる、上記[1]または[2]項に記載の方法。
[4].
前記ウェブの第1の側面から除去される水の量が除去される水の総量の35~65重量%の間であり、ウェブの第2の側面から除去される水の量が除去される水の総量の35~65重量%の間である、上記[3]項に記載の方法。
[5].
加圧後の前記ウェブの乾燥含量が45重量%超である、上記[1]~[4]項のいずれか1項に記載の方法。
[6].
前記板紙の密度が680kg/m 3 超である、上記[1]~[5]項のいずれか1項に記載の方法。
[7].
前記板紙の頂部および底部と板紙の中央部との間の密度の差が少なくとも10%である、上記[1]~[6]項のいずれか1項に記載の方法。
[8].
前記板紙の幾何学的SCT指数が32Nm/g超である、上記[1]~[7]項のいずれか1項に記載の方法。
[9].
前記完成紙料が、繊維の総量に基づいて50重量%を超えるNSSCパルプを含む、上記[1]~[8]項のいずれか1項に記載の方法。
[10].
前記完成紙料が、繊維の総量に基づいて0.1~10重量%のミクロフィブリル化セルロースを含む、上記[1]~[9]項のいずれか1項に記載の方法。
[11].
前記の増大した圧力が、脱水セクションのロール上のワイヤの巻き付け角度を変更することにより、および/または減圧を使用することにより達成される、上記[1]~[10]項のいずれか1項に記載の方法。
[12].
前記板紙が段ボール媒体であり、前記方法が、板紙を波形化して前記段ボール媒体を生成するステップをさらに含む、上記[1]~[11]項のいずれか1項に記載の方法。
[13].
前記板紙がライナーである、上記[1]~[11]項のいずれか1項に記載の方法。
[14].
頂部、底部および中央部を含む板紙であって、この板紙の頂部および底部が第1の密度を有し、板紙の中央部が第2の密度を有し、第2の密度が第1の密度よりも高い、板紙。
[15].
前記第2の密度が、前記第1の密度よりも少なくとも10%高い、上記[14]項に記載の板紙。
[16].
前記板紙が680kg/m 3 を超える密度を有する、上記[14]または[15]項に記載の板紙。
[17].
前記板紙が、32Nm/gを超える幾何学的SCT値を有する、上記[14]~[16]項のいずれか1項に記載の板紙。
[18].
前記板紙が、繊維の総量に基づいて50重量%を超えるNSSCパルプを含む、上記[14]~[17]項のいずれか1項に記載の板紙。
[19].
前記板紙が、繊維の総量に基づいて0.1~10重量%のミクロフィブリル化セルロースを含む、上記[14]~[18]項のいずれか1項に記載の板紙。
[20].
前記板紙がライナーである、上記[14]~[19]項のいずれか1項に記載の板紙。
[21].
前記板紙が段ボール媒体である、上記[14]~[19]項のいずれか1項に記載の板紙。
[22].
前記段ボール媒体が80~220g/m 2 の坪量を有する、上記[20]項に記載の板紙。
[23].
上記[1]~[13]項のいずれか1項に記載の方法によって製造された板紙。
[24].
段ボール媒体および少なくとも1つのライナーを含む段ボールであって、この段ボール媒体および/またはライナーが、頂部、底部および中間部を含み、この頂部および底部が第1の密度を有し、底部が第2の密度を有し、ここで前記第2の密度が前記第1の密度より高い、段ボール。
Claims (12)
- 板紙を製造する方法であって、
セルロース繊維を含む完成紙料を提供するステップ、
少なくとも1本のワイヤ上に前記完成紙料を適用してウェブを形成するステップ、
プレスロールニップを使用せずに150kPaを超える圧力を前記ウェブにかけることにより、前記少なくとも1本のワイヤ上の前記ウェブを脱水するステップであって、前記ウェブが第1および第2の側面を備えており、前記脱水が前記ウェブの両側から同時に行われるステップ、および
次いで、脱水したウェブを加圧して板紙を形成するステップを含む、上記方法。 - 前記圧力が200kPaを超える、請求項1に記載の方法。
- 前記ウェブの第1の側面から除去される水の量が除去される水の総量の35~65重量%の間であり、ウェブの第2の側面から除去される水の量が除去される水の総量の35~65重量%の間である、請求項1または2に記載の方法。
- 加圧後の前記ウェブの乾燥含量が45重量%超である、請求項1~3のいずれか1項に記載の方法。
- 前記板紙の密度が680kg/m3超である、請求項1~4のいずれか1項に記載の方法。
- 前記板紙の頂部および底部と板紙の中央部との間の密度の差が少なくとも10%である、請求項1~5のいずれか1項に記載の方法。
- 前記板紙の幾何学的SCT指数が32Nm/g超である、請求項1~6のいずれか1項に記載の方法。
- 前記完成紙料が、繊維の総量に基づいて50重量%を超えるNSSCパルプを含む、請求項1~7のいずれか1項に記載の方法。
- 前記完成紙料が、繊維の総量に基づいて0.1~10重量%のミクロフィブリル化セルロースを含む、請求項1~8のいずれか1項に記載の方法。
- 前記の増大した圧力が、脱水セクションのロール上のワイヤの巻き付け角度を変更することにより、および/または減圧を使用することにより達成される、請求項1~9のいずれか1項に記載の方法。
- 前記板紙が段ボール媒体であり、前記方法が、板紙を波形化して前記段ボール媒体を生成するステップをさらに含む、請求項1~10のいずれか1項に記載の方法。
- 前記板紙がライナーである、請求項1~10のいずれか1項に記載の方法。
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
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SE1751057 | 2017-09-01 | ||
SE1751057-9 | 2017-09-01 | ||
PCT/IB2018/056616 WO2019043608A1 (en) | 2017-09-01 | 2018-08-30 | PROCESS FOR PRODUCING CARTON, CARDBOARD, AND CORRUGATED CARDBOARD |
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JP2020532661A JP2020532661A (ja) | 2020-11-12 |
JP7361019B2 true JP7361019B2 (ja) | 2023-10-13 |
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US (2) | US11441272B2 (ja) |
EP (1) | EP3676447B1 (ja) |
JP (1) | JP7361019B2 (ja) |
CN (1) | CN111315929B (ja) |
BR (1) | BR112020003995B1 (ja) |
CA (1) | CA3074036A1 (ja) |
CL (1) | CL2020000477A1 (ja) |
PH (1) | PH12020500402A1 (ja) |
RU (1) | RU2020112320A (ja) |
WO (1) | WO2019043608A1 (ja) |
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CN111315929B (zh) * | 2017-09-01 | 2022-05-31 | 斯道拉恩索公司 | 制备纸板的方法、纸板和瓦楞纸板 |
US11078629B1 (en) * | 2018-02-01 | 2021-08-03 | Caraustar Industrial and Consumer Products Group, Inc. | Thick-caliper laminated paperboard and methods for making the same |
CN111979833A (zh) * | 2020-08-19 | 2020-11-24 | 江苏理文造纸有限公司 | 一种利用废纸微纤化纤维进行造纸的工艺 |
CN115570846A (zh) * | 2022-10-15 | 2023-01-06 | 史国权 | 一种瓦楞纸板加工工艺 |
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2018
- 2018-08-30 CN CN201880056844.4A patent/CN111315929B/zh active Active
- 2018-08-30 CA CA3074036A patent/CA3074036A1/en active Pending
- 2018-08-30 JP JP2020512521A patent/JP7361019B2/ja active Active
- 2018-08-30 EP EP18852519.0A patent/EP3676447B1/en active Active
- 2018-08-30 US US16/643,060 patent/US11441272B2/en active Active
- 2018-08-30 WO PCT/IB2018/056616 patent/WO2019043608A1/en unknown
- 2018-08-30 RU RU2020112320A patent/RU2020112320A/ru unknown
- 2018-08-30 BR BR112020003995-0A patent/BR112020003995B1/pt active IP Right Grant
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CL2020000477A1 (es) | 2020-07-24 |
WO2019043608A1 (en) | 2019-03-07 |
RU2020112320A (ru) | 2021-10-01 |
CA3074036A1 (en) | 2019-03-07 |
RU2020112320A3 (ja) | 2021-11-15 |
EP3676447C0 (en) | 2023-10-11 |
CN111315929A (zh) | 2020-06-19 |
EP3676447B1 (en) | 2023-10-11 |
JP2020532661A (ja) | 2020-11-12 |
BR112020003995A2 (pt) | 2020-09-01 |
US11441272B2 (en) | 2022-09-13 |
CN111315929B (zh) | 2022-05-31 |
EP3676447A4 (en) | 2021-06-02 |
BR112020003995B1 (pt) | 2024-03-12 |
EP3676447A1 (en) | 2020-07-08 |
US20200332468A1 (en) | 2020-10-22 |
PH12020500402A1 (en) | 2021-03-01 |
US20220372706A1 (en) | 2022-11-24 |
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