CN112248597A - Pressed chopping board and manufacturing method thereof - Google Patents

Pressed chopping board and manufacturing method thereof Download PDF

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Publication number
CN112248597A
CN112248597A CN202011163222.7A CN202011163222A CN112248597A CN 112248597 A CN112248597 A CN 112248597A CN 202011163222 A CN202011163222 A CN 202011163222A CN 112248597 A CN112248597 A CN 112248597A
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CN
China
Prior art keywords
kraft paper
spreading
glue
layers
cutting
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Pending
Application number
CN202011163222.7A
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Chinese (zh)
Inventor
罗琛
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Individual
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Individual
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Priority to CN202011163222.7A priority Critical patent/CN112248597A/en
Publication of CN112248597A publication Critical patent/CN112248597A/en
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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
    • B32B29/00—Layered products comprising a layer of paper or cardboard
    • A—HUMAN NECESSITIES
    • A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
    • A47J—KITCHEN EQUIPMENT; COFFEE MILLS; SPICE MILLS; APPARATUS FOR MAKING BEVERAGES
    • A47J47/00—Kitchen containers, stands or the like, not provided for in other groups of this subclass; Cutting-boards, e.g. for bread
    • A47J47/005—Cutting boards
    • 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
    • B32B37/00—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding
    • B32B37/10—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding characterised by the pressing technique, e.g. using action of vacuum or fluid pressure
    • 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
    • B32B37/12—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding characterised by using adhesives
    • B32B37/1284—Application of adhesive
    • 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
    • B32B38/00—Ancillary operations in connection with laminating processes
    • B32B38/08—Impregnating
    • 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
    • B32B38/00—Ancillary operations in connection with laminating processes
    • B32B38/16—Drying; Softening; Cleaning
    • B32B38/164—Drying
    • 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
    • D21H23/00—Processes or apparatus for adding material to the pulp or to the paper
    • D21H23/02—Processes or apparatus for adding material to the pulp or to the paper characterised by the manner in which substances are added
    • D21H23/22—Addition to the formed paper
    • 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
    • D21H25/00—After-treatment of paper not provided for in groups D21H17/00 - D21H23/00
    • D21H25/04—Physical treatment, e.g. heating, irradiating
    • D21H25/06—Physical treatment, e.g. heating, irradiating of impregnated or coated paper
    • 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
    • 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
    • B32B2307/30—Properties of the layers or laminate having particular thermal properties
    • B32B2307/306—Resistant to heat
    • 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
    • B32B2307/536—Hardness
    • 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
    • B32B2307/726—Permeability to liquids, absorption
    • B32B2307/7265—Non-permeable

Landscapes

  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Engineering & Computer Science (AREA)
  • Food Science & Technology (AREA)
  • Laminated Bodies (AREA)

Abstract

The invention discloses a pressed chopping board and a manufacturing method thereof. The method comprises the following steps: s1 dipping the kraft paper printed with patterns in a glue pool, drying the kraft paper by an oven, cutting the kraft paper into 1.2 x 2.4 meters, spreading the kraft paper on a steel plate of a pressing machine, and spreading 6 layers in total; s2 dipping common kraft paper in glue pond, drying in oven, cutting into 1.2 x 2.4 m, spreading on the kraft paper printed with pattern, and spreading 28 layers; s3, dipping the craft paper printed with pattern into glue through a glue pool, cutting into 1.2 x 2.4 meters after drying through a baking oven, spreading on a steel plate of a pressing machine, and spreading 6 layers; and S4 pressing the paper sheets by covering a steel plate after the paper sheets are laid. The chopping board disclosed by the invention can resist high temperature of 176 ℃ after being cured, can be washed by a dish washing machine, has the surface hardness of 90 ℃ in shore hardness, is durable, does not absorb water, has shallow knife mark, does not deform, does not need to be colored at a later stage, and does not fade.

Description

Pressed chopping board and manufacturing method thereof
Technical Field
The invention relates to the field of kitchen utensils, in particular to a pressed chopping board and a manufacturing method thereof.
Background
The chopping board is called as a chopping board, is a daily utensil for kitchen, and is necessary for every family. The most original chopping board is mainly made of raw wood, and later, the chopping board is made of bamboo and wood materials, stainless steel materials and plastic materials (PP and PE) through injection molding, and the chopping board made of bamboo and wood and plastic is subjected to later coloring treatment. The traditional chopping board is made of bamboo and wood materials, and has the defects of low hardness, poor toughness, easiness in cracking, no water resistance, deep cutting mark during chopping, easiness in damaging the surface of the chopping board, and the like, so that the chopping board is mildewed and has bacteria breeding; the traditional chopping board made of stainless steel material is too thick and heavy, the metal material is easy to damage cutters, and the risk of heavy metal pollution is caused; the chopping board made of the traditional plastic material is afraid of high temperature and easy to deform, and is easy to fade after being used for a long time due to color adding and coloring. Therefore, the invention provides a durable chopping board without color fading, which is a difficult problem and a trend that the whole industry urgently needs to solve.
An effective solution to the problems in the related art has not been proposed yet.
Disclosure of Invention
Aiming at the technical problems in the related art, the invention provides a pressed chopping board and a manufacturing method thereof, which can solve the problems.
In order to achieve the technical purpose, the technical scheme of the invention is realized as follows:
the pressing chopping board comprises a plurality of layers of kraft paper, wherein glue is dip-coated on two surfaces of the kraft paper, and the kraft paper is sequentially stacked.
Further, the glue is melamine-formaldehyde resin.
Further, the kraft paper of the plurality of layers is divided into upper kraft paper, middle kraft paper and lower kraft paper, and the upper kraft paper and the lower kraft paper are printed with patterns.
Furthermore, the number of layers of the middle kraft paper is 28, and the number of layers of the upper kraft paper and the lower kraft paper is 6.
A method for manufacturing a pressed chopping board comprises the following steps:
s1 dipping the kraft paper printed with patterns in a glue pool, drying the kraft paper by an oven, cutting the kraft paper into 1.2 x 2.4 meters, spreading the kraft paper on a steel plate of a pressing machine, and spreading 6 layers in total;
s2 dipping common kraft paper in glue pond, drying in oven, cutting into 1.2 x 2.4 m, spreading on the kraft paper printed with pattern, and spreading 28 layers;
s3, dipping the craft paper printed with pattern into glue through a glue pool, cutting into 1.2 x 2.4 meters after drying through a baking oven, spreading on a steel plate of a pressing machine, and spreading 6 layers;
and S4 pressing the paper sheets by covering a steel plate after the paper sheets are laid.
Further, the weight of the kraft paper is 100 g/square meter, the proportion of the gummed kraft paper glue is 30%, and the proportion of the kraft paper is 70%; the temperature of the oven is 100 ℃, and the drying time is 3 minutes; the pressure of the press is 2800 tons, the pressing time is 2 hours, and the pressing temperature is 160 ℃.
Further, the board pressed in the step S4 is cut and milled into a cutting board.
Furthermore, the kraft paper is made of pure wood pulp, and the printing material of the kraft paper printed with patterns is food-grade ink.
The invention has the beneficial effects that:
1. because 6 layers of flocculent patterns are respectively stacked on the two surfaces of the chopping board before pressing, the rear surface of a finished product has obvious pattern layering sense and is attractive, and the chopping board does not need to be colored at the later stage and does not fade.
2. The chopping board provided by the invention can resist high temperature of 176 ℃ after being cured, and can be washed by a dish washing machine. The surface hardness of the chopping board reaches 90 degrees of Shore hardness (which is close to the hardness of steel), and the chopping board is durable, does not absorb water, has shallow knife mark and does not deform.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without creative efforts.
FIG. 1 is a schematic view of a pressed cutting board;
FIG. 2 is a schematic view of a semifinished sheet;
fig. 3 is a schematic view of the finished pressed cutting board.
In the figure: 1. kraft paper, 11, upper kraft paper, 12, middle kraft paper, and 13, lower kraft paper.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments that can be derived by one of ordinary skill in the art from the embodiments given herein are intended to be within the scope of the present invention.
As shown in fig. 1 to 3, the pressed cutting board according to the embodiment of the invention comprises a plurality of layers of kraft paper, wherein glue is dipped on two sides of the kraft paper, and the kraft paper is stacked in sequence.
In a particular embodiment of the invention, the glue is a melamine-formaldehyde resin.
In one embodiment of the invention, the plurality of layers of kraft paper are divided into upper kraft paper, middle kraft paper, and lower kraft paper, the upper kraft paper and the lower kraft paper having a pattern printed thereon.
In one embodiment of the present invention, the number of the middle kraft paper is 28, and the number of the upper kraft paper and the lower kraft paper is 6.
A method for manufacturing a pressed chopping board comprises the following steps:
s1 dipping the kraft paper printed with patterns in a glue pool, drying the kraft paper by an oven, cutting the kraft paper into 1.2 x 2.4 meters, spreading the kraft paper on a steel plate of a pressing machine, and spreading 6 layers in total;
s2, dipping the unprinted kraft paper in glue water, drying by an oven, cutting into 1.2 x 2.4 meters, spreading on the kraft paper printed with patterns, and spreading 28 layers;
s3, dipping the craft paper printed with pattern into glue through a glue pool, cutting into 1.2 x 2.4 meters after drying through a baking oven, spreading on a steel plate of a pressing machine, and spreading 6 layers;
and S4 pressing the paper sheets by covering a steel plate after the paper sheets are laid.
In a specific embodiment of the invention, the weight of the kraft paper is 100 g/square meter, the proportion of the kraft paper glue after gum dipping accounts for 30%, and the proportion of the kraft paper accounts for 70%; the temperature of the oven is 100 ℃, and the drying time is 3 minutes; the pressure of the press is 2800 tons, the pressing time is 2 hours, and the pressing temperature is 160 ℃.
In one embodiment of the present invention, the board pressed in step S4 is cut and milled into a cutting board.
In one embodiment of the present invention, the kraft paper is made of pure wood pulp, and the printing material of the kraft paper printed with patterns is food grade ink.
The raw material of the kraft paper is pure wood pulp, the kraft paper on two surfaces of the chopping board is printed in advance in actual production, and the printed material is food-grade ink printing. The raw material of the glue is melamine-formaldehyde resin which is condensed into solid, colorless, transparent, tasteless and nontoxic.
The production tools used by the chopping board are as follows: a pressing machine.
The kraft paper on both sides of the chopping board is printed with flocculent patterns in advance.
The processing process comprises the following steps: the kraft paper printed with patterns is dipped in glue through a glue pool, is dried by an oven and then is cut into 1.2 x 2.4 meters, and is paved on a steel plate of a pressing machine for 6 layers in total. And then dipping common kraft paper in a glue pond, drying the common kraft paper in an oven, cutting the common kraft paper into 1.2 x 2.4 meters, and paving the common kraft paper on the kraft paper printed with patterns, wherein 28 layers are paved. Finally, the kraft paper printed with patterns is dipped in glue through a glue pool, is dried by a drying oven and then is cut into 1.2 x 2.4 meters, and is paved on a steel plate of a pressing machine for 6 layers in total. And covering a steel plate for pressing after the paper is laid. The kraft paper becomes transparent after being impregnated with glue, so that the 6 kraft papers printed with the flocculent patterns have the deep and light layering sense.
The parameters of the pressing are as follows: the weight of the kraft paper is 100 g/square meter, the proportion of the kraft paper glue after gum dipping accounts for 30%, and the proportion of the kraft paper accounts for 70%. The temperature of the oven is 100 ℃, and the drying time is 3 minutes. The pressure of the press reaches 2800 tons, the pressing time is 2 hours, and the pressing temperature is 160 ℃.
The number of kraft paper to be placed during pressing is not limited to the above, and the number of kraft paper may be increased or decreased according to the actual thickness. The pattern is not limited to the printed pattern, and may be a flocculent pattern or other patterns.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents, improvements and the like that fall within the spirit and principle of the present invention are intended to be included therein.

Claims (8)

1. The pressing chopping board is characterized by comprising a plurality of layers of kraft paper, wherein glue is dip-coated on two surfaces of the kraft paper, and the kraft paper is sequentially stacked.
2. The pressed cutting board of claim 1, wherein the glue is a melamine-formaldehyde resin.
3. The pressed cutting board of claim 2, wherein the layers of kraft paper are divided into upper, middle and lower kraft paper, the upper and lower kraft paper having a pattern printed thereon.
4. The pressed cutting board of claim 3, wherein the middle kraft paper has 28 layers and the upper kraft paper and the lower kraft paper have 6 layers.
5. A method for manufacturing a pressed chopping board is characterized by comprising the following steps:
s1 dipping the kraft paper printed with patterns in a glue pool, drying the kraft paper by an oven, cutting the kraft paper into 1.2 x 2.4 meters, spreading the kraft paper on a steel plate of a pressing machine, and spreading 6 layers in total;
s2, dipping the unprinted kraft paper in glue water, drying by an oven, cutting into 1.2 x 2.4 meters, spreading on the kraft paper printed with patterns, and spreading 28 layers;
s3, dipping the craft paper printed with pattern into glue through a glue pool, cutting into 1.2 x 2.4 meters after drying through a baking oven, spreading on a steel plate of a pressing machine, and spreading 6 layers;
and S4 pressing the paper sheets by covering a steel plate after the paper sheets are laid.
6. The method of making pressed cutting board according to claim 5, wherein the weight of kraft paper is 100 g/m, the proportion of kraft paper glue after gum dipping is 30%, and the proportion of kraft paper is 70%; the temperature of the oven is 100 ℃, and the drying time is 3 minutes; the pressure of the press is 2800 tons, the pressing time is 2 hours, and the pressing temperature is 160 ℃.
7. The method of making pressed cutting boards of claim 5 wherein the board pressed in step S4 is cut and milled into cutting boards.
8. The method of making pressed cutting board according to claim 5, wherein the kraft paper is made from pure wood pulp and the printing material of the patterned kraft paper is food grade ink.
CN202011163222.7A 2020-10-27 2020-10-27 Pressed chopping board and manufacturing method thereof Pending CN112248597A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202011163222.7A CN112248597A (en) 2020-10-27 2020-10-27 Pressed chopping board and manufacturing method thereof

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202011163222.7A CN112248597A (en) 2020-10-27 2020-10-27 Pressed chopping board and manufacturing method thereof

Publications (1)

Publication Number Publication Date
CN112248597A true CN112248597A (en) 2021-01-22

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Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20020038382A (en) * 2000-11-17 2002-05-23 최금주 Melamine decorative printed paper with offset paper and process for preparation thereof
US20050239358A1 (en) * 2002-07-23 2005-10-27 Microban Products Company Antimicrobial melamine resin and products made therefrom
US20060068662A1 (en) * 2001-07-25 2006-03-30 Microban Products Company Antimicrobial melamine resin and products made therefrom
US20060166024A1 (en) * 2005-01-21 2006-07-27 Microban Products Company Antimicrobial melamine resin and products
CN1814443A (en) * 2005-02-06 2006-08-09 威盛亚（上海）有限公司 Double-resistance plate and its manufacturing method
US20080220276A1 (en) * 2007-03-08 2008-09-11 Miller Leland R Veneered cutting board with resin-impregnated core
CN106419668A (en) * 2016-10-09 2017-02-22 台州市黄岩恒龙工艺品有限公司 Leather cutting board and production method thereof
CN214354749U (en) * 2020-10-27 2021-10-08 罗琛 Pressed chopping board

Patent Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20020038382A (en) * 2000-11-17 2002-05-23 최금주 Melamine decorative printed paper with offset paper and process for preparation thereof
US20060068662A1 (en) * 2001-07-25 2006-03-30 Microban Products Company Antimicrobial melamine resin and products made therefrom
US20050239358A1 (en) * 2002-07-23 2005-10-27 Microban Products Company Antimicrobial melamine resin and products made therefrom
US20060166024A1 (en) * 2005-01-21 2006-07-27 Microban Products Company Antimicrobial melamine resin and products
CN1814443A (en) * 2005-02-06 2006-08-09 威盛亚（上海）有限公司 Double-resistance plate and its manufacturing method
US20080220276A1 (en) * 2007-03-08 2008-09-11 Miller Leland R Veneered cutting board with resin-impregnated core
CN106419668A (en) * 2016-10-09 2017-02-22 台州市黄岩恒龙工艺品有限公司 Leather cutting board and production method thereof
CN214354749U (en) * 2020-10-27 2021-10-08 罗琛 Pressed chopping board

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