NL193723C - Warmte-isolerend golfkarton en werkwijze voor de vervaardiging ervan. - Google Patents
Warmte-isolerend golfkarton en werkwijze voor de vervaardiging ervan. Download PDFInfo
- Publication number
- NL193723C NL193723C NL9100839A NL9100839A NL193723C NL 193723 C NL193723 C NL 193723C NL 9100839 A NL9100839 A NL 9100839A NL 9100839 A NL9100839 A NL 9100839A NL 193723 C NL193723 C NL 193723C
- Authority
- NL
- Netherlands
- Prior art keywords
- web
- corrugated
- plastic
- core
- foam
- Prior art date
Links
- 238000000034 method Methods 0.000 title claims description 9
- 238000004519 manufacturing process Methods 0.000 title claims description 3
- 239000010410 layer Substances 0.000 claims description 28
- 239000006260 foam Substances 0.000 claims description 27
- 239000004033 plastic Substances 0.000 claims description 26
- 229920003023 plastic Polymers 0.000 claims description 26
- 238000005187 foaming Methods 0.000 claims description 17
- 239000002985 plastic film Substances 0.000 claims description 14
- 239000012792 core layer Substances 0.000 claims description 13
- 229920006255 plastic film Polymers 0.000 claims description 11
- 238000010438 heat treatment Methods 0.000 claims description 5
- 239000002984 plastic foam Substances 0.000 claims description 5
- 230000001413 cellular effect Effects 0.000 claims description 3
- 238000001816 cooling Methods 0.000 claims description 3
- 229920000114 Corrugated plastic Polymers 0.000 claims 2
- 210000004027 cell Anatomy 0.000 description 29
- 210000003491 skin Anatomy 0.000 description 27
- 238000009413 insulation Methods 0.000 description 18
- 230000000694 effects Effects 0.000 description 10
- 239000004793 Polystyrene Substances 0.000 description 9
- 229920002223 polystyrene Polymers 0.000 description 9
- -1 polyethylene Polymers 0.000 description 7
- 239000004698 Polyethylene Substances 0.000 description 6
- 229920000573 polyethylene Polymers 0.000 description 6
- 239000000853 adhesive Substances 0.000 description 5
- 230000001070 adhesive effect Effects 0.000 description 5
- 238000005259 measurement Methods 0.000 description 5
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 4
- 229920006248 expandable polystyrene Polymers 0.000 description 3
- 230000005855 radiation Effects 0.000 description 2
- 239000005060 rubber Substances 0.000 description 2
- 210000004927 skin cell Anatomy 0.000 description 2
- 238000011282 treatment Methods 0.000 description 2
- OEPOKWHJYJXUGD-UHFFFAOYSA-N 2-(3-phenylmethoxyphenyl)-1,3-thiazole-4-carbaldehyde Chemical compound O=CC1=CSC(C=2C=C(OCC=3C=CC=CC=3)C=CC=2)=N1 OEPOKWHJYJXUGD-UHFFFAOYSA-N 0.000 description 1
- 239000004677 Nylon Substances 0.000 description 1
- 239000004952 Polyamide Substances 0.000 description 1
- 239000004743 Polypropylene Substances 0.000 description 1
- 239000004372 Polyvinyl alcohol Substances 0.000 description 1
- BZHJMEDXRYGGRV-UHFFFAOYSA-N Vinyl chloride Chemical compound ClC=C BZHJMEDXRYGGRV-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000007664 blowing Methods 0.000 description 1
- 239000001913 cellulose Substances 0.000 description 1
- 229920002678 cellulose Polymers 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 238000007598 dipping method Methods 0.000 description 1
- 238000001035 drying Methods 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 230000036512 infertility Effects 0.000 description 1
- 238000010030 laminating Methods 0.000 description 1
- 238000003475 lamination Methods 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 229920001778 nylon Polymers 0.000 description 1
- 230000035699 permeability Effects 0.000 description 1
- 229920002647 polyamide Polymers 0.000 description 1
- 229920000728 polyester Polymers 0.000 description 1
- 229920001155 polypropylene Polymers 0.000 description 1
- 229920002451 polyvinyl alcohol Polymers 0.000 description 1
- 239000011347 resin Substances 0.000 description 1
- 229920005989 resin Polymers 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
Classifications
-
- 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
- B32B3/00—Layered products comprising a layer with external or internal discontinuities or unevennesses, or a layer of non-planar shape; Layered products comprising a layer having particular features of form
- B32B3/26—Layered products comprising a layer with external or internal discontinuities or unevennesses, or a layer of non-planar shape; Layered products comprising a layer having particular features of form characterised by a particular shape of the outline of the cross-section of a continuous layer; characterised by a layer with cavities or internal voids ; characterised by an apertured layer
- B32B3/28—Layered products comprising a layer with external or internal discontinuities or unevennesses, or a layer of non-planar shape; Layered products comprising a layer having particular features of form characterised by a particular shape of the outline of the cross-section of a continuous layer; characterised by a layer with cavities or internal voids ; characterised by an apertured layer characterised by a layer comprising a deformed thin sheet, i.e. the layer having its entire thickness deformed out of the plane, e.g. corrugated, crumpled
-
- 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
- B29C44/00—Shaping by internal pressure generated in the material, e.g. swelling or foaming ; Producing porous or cellular expanded plastics articles
- B29C44/34—Auxiliary operations
- B29C44/56—After-treatment of articles, e.g. for altering the shape
- B29C44/569—Shaping and joining components with different densities or hardness
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29D—PRODUCING PARTICULAR ARTICLES FROM PLASTICS OR FROM SUBSTANCES IN A PLASTIC STATE
- B29D24/00—Producing articles with hollow walls
- B29D24/001—Producing articles with hollow walls formed of hollow ridges or ribs, e.g. separate ridges; continuous corrugated structure
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29D—PRODUCING PARTICULAR ARTICLES FROM PLASTICS OR FROM SUBSTANCES IN A PLASTIC STATE
- B29D24/00—Producing articles with hollow walls
- B29D24/002—Producing articles with hollow walls formed with structures, e.g. cores placed between two plates or sheets, e.g. partially filled
-
- 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
- B31F—MECHANICAL WORKING OR DEFORMATION OF PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER
- B31F1/00—Mechanical deformation without removing material, e.g. in combination with laminating
- B31F1/20—Corrugating; Corrugating combined with laminating to other layers
- B31F1/24—Making webs in which the channel of each corrugation is transverse to the web feed
- B31F1/26—Making webs in which the channel of each corrugation is transverse to the web feed by interengaging toothed cylinders cylinder constructions
- B31F1/28—Making webs in which the channel of each corrugation is transverse to the web feed by interengaging toothed cylinders cylinder constructions combined with uniting the corrugated webs to flat webs ; Making double-faced corrugated cardboard
-
- 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
- B32B1/00—Layered products having a non-planar shape
-
- 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
- B32B27/00—Layered products comprising a layer of synthetic resin
- B32B27/06—Layered products comprising a layer of synthetic resin as the main or only constituent of a layer, which is next to another layer of the same or of a different material
- B32B27/065—Layered products comprising a layer of synthetic resin as the main or only constituent of a layer, which is next to another layer of the same or of a different material of foam
-
- 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
- B32B29/007—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 a foam 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
-
- 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
- B32B37/00—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding
- B32B37/14—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding characterised by the properties of the layers
- B32B37/146—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding characterised by the properties of the layers whereby one or more of the layers is a honeycomb structure
-
- 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
- B32B5/00—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts
- B32B5/18—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts characterised by features of a layer of foamed material
-
- 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
- B32B2307/30—Properties of the layers or laminate having particular thermal properties
- B32B2307/304—Insulating
-
- 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
- B32B2309/00—Parameters for the laminating or treatment process; Apparatus details
- B32B2309/08—Dimensions, e.g. volume
- B32B2309/10—Dimensions, e.g. volume linear, e.g. length, distance, width
- B32B2309/105—Thickness
-
- 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
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T428/00—Stock material or miscellaneous articles
- Y10T428/24—Structurally defined web or sheet [e.g., overall dimension, etc.]
- Y10T428/24628—Nonplanar uniform thickness material
- Y10T428/24669—Aligned or parallel nonplanarities
- Y10T428/24694—Parallel corrugations
-
- 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
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T428/00—Stock material or miscellaneous articles
- Y10T428/24—Structurally defined web or sheet [e.g., overall dimension, etc.]
- Y10T428/24942—Structurally defined web or sheet [e.g., overall dimension, etc.] including components having same physical characteristic in differing degree
- Y10T428/2495—Thickness [relative or absolute]
- Y10T428/24967—Absolute thicknesses specified
-
- 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
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T428/00—Stock material or miscellaneous articles
- Y10T428/249921—Web or sheet containing structurally defined element or component
- Y10T428/249953—Composite having voids in a component [e.g., porous, cellular, etc.]
- Y10T428/249976—Voids specified as closed
- Y10T428/249977—Specified thickness of void-containing component [absolute or relative], numerical cell dimension or density
-
- 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
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T428/00—Stock material or miscellaneous articles
- Y10T428/249921—Web or sheet containing structurally defined element or component
- Y10T428/249953—Composite having voids in a component [e.g., porous, cellular, etc.]
- Y10T428/249978—Voids specified as micro
- Y10T428/249979—Specified thickness of void-containing component [absolute or relative] or numerical cell dimension
-
- 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
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T428/00—Stock material or miscellaneous articles
- Y10T428/249921—Web or sheet containing structurally defined element or component
- Y10T428/249953—Composite having voids in a component [e.g., porous, cellular, etc.]
- Y10T428/249978—Voids specified as micro
- Y10T428/24998—Composite has more than two layers
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Laminated Bodies (AREA)
- Packages (AREA)
Applications Claiming Priority (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP12116090 | 1990-05-14 | ||
JP12116090 | 1990-05-14 | ||
JP1162991 | 1991-01-09 | ||
JP1162991 | 1991-01-09 |
Publications (3)
Publication Number | Publication Date |
---|---|
NL9100839A NL9100839A (nl) | 1991-12-02 |
NL193723B NL193723B (nl) | 2000-04-03 |
NL193723C true NL193723C (nl) | 2000-08-04 |
Family
ID=26347092
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
NL9100839A NL193723C (nl) | 1990-05-14 | 1991-05-14 | Warmte-isolerend golfkarton en werkwijze voor de vervaardiging ervan. |
Country Status (3)
Country | Link |
---|---|
US (1) | US5256467A (is) |
IS (1) | IS1570B (is) |
NL (1) | NL193723C (is) |
Families Citing this family (24)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5426908A (en) * | 1994-02-22 | 1995-06-27 | Shayman; Harry I. | Method of construction using corrugated material |
CN1063246C (zh) * | 1994-12-21 | 2001-03-14 | 卡伯特公司 | 含有双组分纤维的纤维网/气凝胶复合材料及其生产工艺和使用 |
US5678384A (en) * | 1995-08-31 | 1997-10-21 | World Wide Homes Ltd. | Rapid assembly secure prefabricated building |
MXPA02001446A (es) * | 1999-08-12 | 2002-08-30 | Hunter Douglas Ind Bv | Sistema de techo con paneles de reemplazo. |
US7051489B1 (en) * | 1999-08-12 | 2006-05-30 | Hunter Douglas Inc. | Ceiling system with replacement panels |
US6722560B2 (en) * | 2000-03-22 | 2004-04-20 | International Paper Company | High performance bulk box with repulpable water vapor barrier |
US7377084B2 (en) * | 2000-04-24 | 2008-05-27 | Hunter Douglas Inc. | Compressible structural panel |
ITMI20020255A1 (it) * | 2002-02-11 | 2003-08-11 | Getters Spa | Processo per l'introduzione di un sistema isolante in una intercapedine |
CA2398033C (en) * | 2002-03-19 | 2005-06-14 | Carlo Fascio | Corrugated packaging and insulation material |
US7303641B2 (en) | 2002-12-03 | 2007-12-04 | Hunter Douglas Inc. | Method for fabricating cellular structural panels |
US7326458B1 (en) | 2003-11-06 | 2008-02-05 | Zagorski Stephen W | System and method for flexible insulation |
US20050247005A1 (en) * | 2004-04-01 | 2005-11-10 | Chris Mroz | Rigid ribbon having overall sinusoidal-like waveform shape |
US20060265998A1 (en) * | 2005-05-26 | 2006-11-30 | Joel Barker | Method for preparing a floor |
US20060266001A1 (en) * | 2005-05-26 | 2006-11-30 | Joel Barker | Composite steel-wood floor structure |
US20070022672A1 (en) * | 2005-07-11 | 2007-02-01 | Bachynski Michael R | Hurricane protection harness |
DE102007034543B4 (de) * | 2007-07-20 | 2018-11-22 | Fritz Egger Gmbh & Co. Og | Verfahren und Vorrichtung zur Herstellung einer Leichtbauplatte sowie Leichtbauplatte |
CN102202881B (zh) * | 2008-10-31 | 2018-04-24 | 京洛株式会社 | 夹芯板、夹芯板用芯材的成形方法以及夹芯板的成形方法 |
CH704894A2 (de) * | 2011-05-04 | 2012-11-15 | H D S Technology Ag | Raumbegrenzungsaufbau, Verfahren zum Herstellen desselben und Element dafür. |
EP2830871A4 (en) * | 2012-03-29 | 2015-11-04 | Microgreen Polymers Inc | COMPOSITE MATERIAL WITH MICRO-CELLULAR PLASTIC AND ASSOCIATED SYSTEMS AND METHOD |
US20140087145A1 (en) * | 2012-09-27 | 2014-03-27 | Eastman Chemical Company | Self-corrugating laminates and methods of making them |
US9064994B2 (en) | 2013-04-26 | 2015-06-23 | Eastman Chemical Company | Self-corrugating laminates useful in the manufacture of thermoelectric devices and corrugated structures therefrom |
US20150007942A1 (en) * | 2013-07-03 | 2015-01-08 | Wei-Hung HUNG | Heating system prior to the binding of corrugate paper raw materials |
DE102014003886A1 (de) * | 2014-03-19 | 2015-09-24 | Roba Services Gmbh | Funktionalisierte Wellpappe |
CN113699831A (zh) * | 2021-08-16 | 2021-11-26 | 江苏一马先包装有限公司 | 一种异味吸收的瓦楞纸板 |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
USRE24361E (en) * | 1957-09-24 | Method and apparatus for molding | ||
NL283569A (is) * | 1961-10-19 | 1900-01-01 | ||
GB1177213A (en) * | 1966-03-23 | 1970-01-07 | Wm Dolan Boxes & Cartons Ltd | Improvements in or relating to Laminated Packaging Materials |
DE2640582C3 (de) * | 1976-09-09 | 1980-07-24 | Tetsuo 4000 Duesseldorf Kawasaki | Herstellen einer Luftpolsterbahn aus thermoplastischen Kunststoffen |
DE2842869A1 (de) * | 1978-10-02 | 1980-04-10 | Zewawell Ag & Co Kg | Wellpappe mit kunststoffverstaerkter wellenbahn und verfahren zu ihrer herstellung |
CA1320931C (en) * | 1987-09-11 | 1993-08-03 | Tomoyuki Kaneko | Heat-insulating packaging box |
-
1991
- 1991-05-13 IS IS3704A patent/IS1570B/is unknown
- 1991-05-13 US US07/699,337 patent/US5256467A/en not_active Expired - Lifetime
- 1991-05-14 NL NL9100839A patent/NL193723C/nl not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
NL193723B (nl) | 2000-04-03 |
IS3704A7 (is) | 1991-11-15 |
NL9100839A (nl) | 1991-12-02 |
US5256467A (en) | 1993-10-26 |
IS1570B (is) | 1995-02-28 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
BA | A request for search or an international-type search has been filed | ||
BB | A search report has been drawn up | ||
BC | A request for examination has been filed | ||
V1 | Lapsed because of non-payment of the annual fee |
Effective date: 20031201 |