JP2019513098A - 加圧成形装置によるセルロース製品の製造方法、加圧成形装置およびセルロース製品 - Google Patents
加圧成形装置によるセルロース製品の製造方法、加圧成形装置およびセルロース製品 Download PDFInfo
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- JP2019513098A JP2019513098A JP2019500208A JP2019500208A JP2019513098A JP 2019513098 A JP2019513098 A JP 2019513098A JP 2019500208 A JP2019500208 A JP 2019500208A JP 2019500208 A JP2019500208 A JP 2019500208A JP 2019513098 A JP2019513098 A JP 2019513098A
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- mold
- cellulose
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- molding
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C51/00—Shaping by thermoforming, i.e. shaping sheets or sheet like preforms after heating, e.g. shaping sheets in matched moulds or by deep-drawing; Apparatus therefor
- B29C51/26—Component parts, details or accessories; Auxiliary operations
- B29C51/28—Component parts, details or accessories; Auxiliary operations for applying pressure through the wall of an inflated bag or diaphragm
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- B29C43/00—Compression moulding, i.e. applying external pressure to flow the moulding material; Apparatus therefor
- B29C43/02—Compression moulding, i.e. applying external pressure to flow the moulding material; Apparatus therefor of articles of definite length, i.e. discrete articles
- B29C43/10—Isostatic pressing, i.e. using non-rigid pressure-exerting members against rigid parts or dies
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- B27N3/00—Manufacture of substantially flat articles, e.g. boards, from particles or fibres
- B27N3/04—Manufacture of substantially flat articles, e.g. boards, from particles or fibres from fibres
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- B—PERFORMING OPERATIONS; TRANSPORTING
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- B27N3/00—Manufacture of substantially flat articles, e.g. boards, from particles or fibres
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- B27N3/00—Manufacture of substantially flat articles, e.g. boards, from particles or fibres
- B27N3/08—Moulding or pressing
- B27N3/20—Moulding or pressing characterised by using platen-presses
- B27N3/203—Moulding or pressing characterised by using platen-presses with heating or cooling means
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- B29B13/065—Conditioning or physical treatment of the material to be shaped by drying of powder or pellets
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- B29C43/00—Compression moulding, i.e. applying external pressure to flow the moulding material; Apparatus therefor
- B29C43/003—Compression moulding, i.e. applying external pressure to flow the moulding material; Apparatus therefor characterised by the choice of material
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- B29C43/32—Component parts, details or accessories; Auxiliary operations
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- B31B2100/002—Rigid or semi-rigid containers made by folding single-piece sheets, blanks or webs characterised by the shape of the blank from which they are formed
- B31B2100/0022—Rigid or semi-rigid containers made by folding single-piece sheets, blanks or webs characterised by the shape of the blank from which they are formed made from tubular webs or blanks, including by tube or bottom forming operations
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B31—MAKING ARTICLES OF PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER; WORKING PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER
- B31B—MAKING CONTAINERS OF PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER
- B31B2120/00—Construction of rigid or semi-rigid containers
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B31—MAKING ARTICLES OF PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER; WORKING PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER
- B31B—MAKING CONTAINERS OF PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER
- B31B2120/00—Construction of rigid or semi-rigid containers
- B31B2120/002—Construction of rigid or semi-rigid containers having contracted or rolled necks, having shoulders
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B31—MAKING ARTICLES OF PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER; WORKING PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER
- B31B—MAKING CONTAINERS OF PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER
- B31B2120/00—Construction of rigid or semi-rigid containers
- B31B2120/40—Construction of rigid or semi-rigid containers lined or internally reinforced
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B31—MAKING ARTICLES OF PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER; WORKING PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER
- B31B—MAKING CONTAINERS OF PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER
- B31B2241/00—Making bags or boxes intended for a specific use
- B31B2241/005—Making paper bottles
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
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- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
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Abstract
Description
本開示は、木材パルプからセルロース製品を製造する方法、かかるセルロース製品を製造するための装置およびセルロース製品に関する。
多くの状況では、持続可能な材料で作られた2次元(2D)または3次元(3D)形状の物体を提供することが望まれている。このような状況の1つは、輸送中、保管中、またはその他の取り扱い中の例えば、機械的衝撃、振動または圧縮による、機密品の損傷を避けるための保護パッケージを必要とする機械的高精度品、電子機器、および他の家庭用品やハードウェア用品などの高感度品のパッケージに関係する。このようなパッケージには、通常、収容された商品に適合した形の保護インサートが必要であるため、商品はパッケージ内にしっかりと保持されている。このようなインサートは、通例、軽量石油由来の材料であり、かつ持続可能な材料とは見なされていない、発泡ポリスチレン(EPS)で作られている。
本発明の課題は、上記の問題が回避される、セルロース製品の製造方法、セルロース成形装置およびセルロース製品を提供することである。この課題は、独立請求項の特徴によって少なくとも部分的に解決される。従属請求項には、セルロース製品の製造方法、セルロース成形装置およびセルロース製品のさらなる発展形態が含まれている。
− 前記成形型内に45質量%未満の水を含有するセルロースブランクを配置する工程;
− 前記セルロースブランクを、100℃〜200℃の範囲の成形温度に加熱する工程;および
− 前記セルロースブランクを、前記成形型を用いて、前記成形面全体にわたりセルロースブランクに作用する1MPa〜100MPaの範囲の成形圧力でプレスする工程
を含む、前記製造方法に関する。
本開示の様々な態様は、以下において添付の図面と併せて説明され、本開示を例示するが、限定するものではなく、その際、同様の名称は同様の要素を指し、記載された態様の変形は、具体的に示された実施形態に限定されず、本開示の他の変形に適用可能である。
Claims (17)
- 成形型(3)を有し、該成形型(3)は製品形状を規定する成形面を有する加圧成形装置により、平坦または非平坦な製品形状を有するセルロース製品を製造する方法であって、以下の工程:
前記成形型(3)内に45質量パーセント未満の水を含有するセルロースブランク(1a)を配置する工程;
前記セルロースブランク(1a)を、100℃〜200℃の範囲の成形温度に加熱する工程;および
前記セルロースブランク(1a)を、前記成形型(3)を用いて、前記成形面全体にわたり該セルロースブランク(1a)に作用する1MPa〜100MPaの範囲の成形圧でプレスする工程
を含む、方法。 - 前記成形圧が、等方圧である、請求項1記載の方法。
- 前記成形圧が、非等方圧である、請求項1記載の方法。
- 前記セルロースブランク(1a)が、25質量パーセント未満、特に15質量パーセント未満の水を含有する、請求項1から3までのいずれか1項記載の方法。
- 前記セルロースブランク(1a)が、木材パルプ、特に少なくとも90質量パーセントの木材パルプを含む、請求項1から4までのいずれか1項記載の方法。
- 前記加熱工程を、少なくとも部分的に前記プレス工程の前に行う、請求項1から5までのいずれか1項記載の方法。
- 前記成形型が、成形型部分(2a)および加圧型部分(2b)を含み、前記成形型部分および前記加圧型部分のうち少なくとも1つを、前記プレス工程の前に加熱する、請求項1から6までのいずれか1項記載の方法。
- 前記成形型(3)が流体不透過性の可撓性膜(4)を含み;かつ
前記加圧成形装置が、前記流体不透過性膜(4)を介して前記セルロースブランク(1a)に等方圧を作用させるように流体を制御するための流体制御装置をさらに含む、請求項1または請求項4から7までのいずれか1項記載の方法。 - 前記膜(4)を、プレス中に前記セルロースブランク(1a)に固定し;かつ
前記プレス工程の後に、新しい膜を前記成形型(3)に供給する工程をさらに含む、請求項8記載の方法。 - 前記セルロースブランク(1a)が、前記成形型(3)から離れた前記セルロースブランク(1a)の側に前記膜(4)を含む、請求項9記載の方法。
- セルロースブランク(1a)から出発して平坦または非平坦な製品形状を有するセルロース製品を製造するための加圧成形装置であって、
請求項1から10までのいずれか1項記載の方法工程を実行するように配置された、前記製品形状を規定する成形面を有する成形型(3)
を含む、装置。 - 前記流体制御装置と前記セルロースブランク(1a)との間に配置された可撓性膜(4)を含む加圧型部分(2b)をさらに含む、請求項11記載の装置。
- 前記可撓性膜(4)が、プレス中に前記セルロースブランク(1a)に固定される、請求項12記載の装置。
- 連続したプレス操作の間に新しい膜材料を供給するための膜供給装置をさらに含む、請求項13記載の装置。
- 前記成形型が、凹成形型部分と凹加圧型部分とを含む、請求項11から14までのいずれか1項記載の装置。
- 前記成形型が、凹成形型部分と凸加圧型部分とを含む、請求項11から14までのいずれか1項記載の装置。
- 平坦な形状または実質的に非平坦な形状を有していることを特徴とする、請求項1から10までのいずれか1項記載の方法によって製造されたセルロース製品。
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| JP2023538762A (ja) * | 2020-08-26 | 2023-09-11 | パルパック アー・ベー | マルチキャビティ成形型システムおよびマルチキャビティ成形型システムにおいてセルロース製品を成形するための方法 |
| JP7754921B2 (ja) | 2020-08-26 | 2025-10-15 | パルパック アー・ベー | マルチキャビティ成形型システムおよびマルチキャビティ成形型システムにおいてセルロース製品を成形するための方法 |
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