CN114044261B - Degradable environment-friendly shopping bag and manufacturing method thereof - Google Patents

Degradable environment-friendly shopping bag and manufacturing method thereof Download PDF

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Publication number
CN114044261B
CN114044261B CN202111461977.XA CN202111461977A CN114044261B CN 114044261 B CN114044261 B CN 114044261B CN 202111461977 A CN202111461977 A CN 202111461977A CN 114044261 B CN114044261 B CN 114044261B
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CN
China
Prior art keywords
bag body
friendly shopping
shopping bag
weft yarns
bag
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Active
Application number
CN202111461977.XA
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Chinese (zh)
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CN114044261A (en
Inventor
孟艳敏
周建
盛峭敏
龙飞
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Guangdong Kangpai Huanchuang Technology Co ltd
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Guangdong Kangpai Huanchuang Technology Co ltd
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Priority to CN202111461977.XA priority Critical patent/CN114044261B/en
Publication of CN114044261A publication Critical patent/CN114044261A/en
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Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65D—CONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES
    • B65D33/00—Details of, or accessories for, sacks or bags
    • 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
    • B31B70/00—Making flexible containers, e.g. envelopes or bags
    • B31B70/14—Cutting, e.g. perforating, punching, slitting or trimming
    • B31B70/20—Cutting sheets or blanks
    • 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
    • B31B70/00—Making flexible containers, e.g. envelopes or bags
    • B31B70/74—Auxiliary operations
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65D—CONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES
    • B65D31/00—Bags or like containers made of paper and having structural provision for thickness of contents
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65D—CONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES
    • B65D31/00—Bags or like containers made of paper and having structural provision for thickness of contents
    • B65D31/04—Bags or like containers made of paper and having structural provision for thickness of contents with multiple walls
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65D—CONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES
    • B65D33/00—Details of, or accessories for, sacks or bags
    • B65D33/06—Handles
    • B65D33/08—Hand holes
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65D—CONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES
    • B65D65/00—Wrappers or flexible covers; Packaging materials of special type or form
    • B65D65/38—Packaging materials of special type or form
    • B65D65/46—Applications of disintegrable, dissolvable or edible materials
    • B65D65/466—Bio- or photodegradable packaging materials
    • 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
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
    • Y02W90/00—Enabling technologies or technologies with a potential or indirect contribution to greenhouse gas [GHG] emissions mitigation
    • Y02W90/10—Bio-packaging, e.g. packing containers made from renewable resources or bio-plastics

Abstract

The invention discloses a degradable environment-friendly shopping bag and a preparation method thereof. The degradable environment-friendly shopping bag comprises a bag body, a side sealing edge and a bottom sealing edge, wherein the bag body is of a double-layer tubular structure, the side sealing edge and the bottom sealing edge are of a single-layer structure, and warp yarns of the side sealing edge are made of natural cellulose materials and/or chemical fiber materials; the weft yarns of the bottom edge sealing are made of natural cellulose materials and/or chemical fiber materials; the weft yarns of the side edge sealing, the warp yarns of the bottom edge sealing, the warp yarns of the bag body and the weft yarns of the bag body are all made of natural cellulose materials, and the bag body is provided with a bag body opening at one side of the opposite position of the bottom edge sealing. The degradable environment-friendly shopping bag solves the problems that the traditional woven shopping bag is difficult to recycle after being used and the environment is polluted.

Description

Degradable environment-friendly shopping bag and manufacturing method thereof
Technical Field
The invention relates to the textile field, in particular to a degradable environment-friendly shopping bag and a manufacturing method thereof.
Background
The handbag is an indispensable match in life, such as shopping or storing some articles for daily use. Today, where technology is increasingly developed, green travel has been advocated, and some green degradable materials have been created by the invention. Currently existing handbag are generally focused on plastic bags, paper bags, non-woven bags and the like. Some existing shopping bags, namely plastic shopping bags, are consumables in daily life, and a large number of plastic shopping bags are consumed in China every year. The plastic shopping bag brings convenience to consumers, and serious energy resource waste and environmental pollution are caused due to excessive use, insufficient recycling treatment and other reasons, so that plastic products are difficult to degrade and gradually come out of the market; in addition, especially ultrathin plastic shopping bags are easy to break, and most of the shopping bags are discarded at will, so that the ultrathin plastic shopping bags become a main source of white pollution. Most textile shopping bags are made of few degradable materials, which provides a difficult problem for recycling the shopping bags and can pollute the environment.
Disclosure of Invention
Based on this, it is necessary to provide a degradable environmentally friendly shopping bag. The degradable environment-friendly shopping bag can solve the recycling problem of the shopping bag and avoid the problem of environmental pollution possibly occurring.
The degradable environment-friendly shopping bag comprises a bag body, a side sealing edge and a bottom sealing edge, wherein the bag body is of a double-layer tubular structure, the side sealing edge and the bottom sealing edge are of a single-layer structure, and warp yarns of the side sealing edge are made of natural cellulose materials and/or chemical fiber materials; the weft yarns of the bottom edge sealing are made of natural cellulose materials and/or chemical fiber materials; the weft yarns of the side edge sealing, the warp yarns of the bottom edge sealing, the warp yarns of the bag body and the weft yarns of the bag body are all made of natural cellulose materials, and the bag body is provided with a bag body opening at one side of the opposite position of the bottom edge sealing.
In some of these embodiments, the bag body has a handle opening on a side thereof adjacent to the bag body opening.
In some of these embodiments, the side seal, the bottom seal, the pouch body opening, and the handle opening are each woven with a cut line for providing positioning for cutting.
In some embodiments, the natural cellulosic material is a regenerated cellulosic fiber yarn.
In some of these embodiments, the chemical fiber material is recycled polyester yarn.
The invention also aims at providing a manufacturing method of the degradable environment-friendly shopping bag.
A manufacturing method of a degradable environment-friendly shopping bag comprises the following steps:
weaving warp yarns and weft yarns to form a bag body, a side edge sealing and a bottom edge sealing of the degradable environment-friendly shopping bag, wherein the bag body is formed by weaving two groups of warp yarns and one group of weft yarns by adopting a double-layer weaving method, the group of weft yarns are used as both surface weft yarns and inner weft yarns, and are repeatedly circulated in the surface layer and the inner layer and woven with the surface warp yarns to form a surface layer and an inner layer of the bag body, the surface layer and the inner layer are connected at the edges of two sides, and the middle positions of the surface layer and the inner layer are mutually separated; the warp yarns on the outer layer and the inner layer are arranged in parallel, and the weft yarns on the outer layer and the inner layer are in a spiral state;
the side edge sealing and the bottom edge sealing are respectively woven by a group of warp yarns and a group of weft yarns by adopting a single-layer weaving method to form a single-layer structure;
and shearing lines for providing positioning for cutting are respectively woven at the side edge sealing, the bottom edge sealing, the opening of the bag body and the hand-held opening.
In some of these embodiments, the method comprises the steps of:
when the warp yarn of the bottom sealing edge adopts a natural cellulose material, and the weft yarn of the bottom sealing edge adopts a chemical fiber material or a natural cellulose material, laser cutting is adopted when the bottom sealing edge is cut, or the bottom sealing edge is subjected to glue brushing treatment after laser cutting.
In some of these embodiments, the method comprises the steps of:
when the warp yarns of the side edge seals are made of natural cellulose materials, and the weft yarns of the side edge seals are made of chemical fiber materials or natural cellulose materials, laser cutting is adopted when the side edge seals are cut, or the side edge seals are subjected to glue brushing treatment after laser cutting.
In some of these embodiments, the method comprises the steps of:
and the upper side of the bag body is subjected to laser cutting or glue brushing treatment after laser cutting to form a bag body opening.
In some of these embodiments, the method comprises the steps of:
the upper side of the bag body is subjected to laser cutting or glue brushing treatment after laser cutting, and a portable opening is formed on one side of the bag body close to the opening of the bag body.
The degradable environment-friendly shopping bag adopts the degradable natural cellulose material and the chemical fiber material such as the regenerated terylene material, the two materials are recyclable, and meanwhile, most of modern people pay attention to life quality and have health and environment protection consciousness, and the two materials generally do not have uncomfortable reactions after contacting with skin, and can be used by adults, the old and children, and the universality is high. The degradable environment-friendly shopping bag solves the problems that the traditional woven shopping bag is difficult to recycle after being used and the environment is polluted.
The degradable environment-friendly shopping bag is woven by adopting the degradable material, thereby providing convenience for the recycling process of the degradable environment-friendly shopping bag and protecting the environment. The regenerated cellulose fiber product woven by the regenerated cellulose fiber material is prepared from natural plant fibers serving as raw materials, is 100% pure natural materials, is naturally biodegradable, free of addition, free of heavy metals and free of harmful chemicals, has no stimulation to skin, is suitable for people of various ages to take, is environment-friendly green fiber with excellent performance, has active hydroxyl groups on cellulose molecules, enables each link in the production of the regenerated cellulose fiber material to be subjected to graft copolymerization with a plurality of other molecules, combines and modifies, and simultaneously provides a wide space for development of various high and new technologies on the regenerated cellulose fiber.
Drawings
In order to more clearly illustrate the technical solutions in the embodiments of the present application, the drawings that are required to be used in the description of the embodiments will be briefly described below. It is obvious that the drawings in the following description are only some embodiments of the present application, and that other drawings may be obtained from these drawings without inventive effort to a person skilled in the art.
For a more complete understanding of the present application and the advantages thereof, reference is now made to the following descriptions taken in conjunction with the accompanying drawings. Wherein like reference numerals refer to like parts throughout the following description.
FIG. 1 is a schematic view of a degradable environment-friendly shopping bag according to an embodiment of the invention.
Description of the reference numerals
10. Degradable environment-friendly shopping bags; 100. a bag body; 101. the bag body is opened; 102. a handle opening; 200. side edge sealing; 300. and (5) bottom edge sealing.
Detailed Description
In order that the above objects, features and advantages of the invention will be readily understood, a more particular description of the invention will be rendered by reference to the appended drawings. In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention. The present invention may be embodied in many other forms than described herein and similarly modified by those skilled in the art without departing from the spirit of the invention, whereby the invention is not limited to the specific embodiments disclosed below.
In the description of the present invention, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings are merely for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the device or element being referred to must have a specific orientation, be configured and operated in a specific orientation, and therefore should not be construed as limiting the present invention.
Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include at least one such feature. In the description of the present invention, the meaning of "plurality" means at least two, for example, two, three, etc., unless specifically defined otherwise.
In the present invention, unless explicitly specified and limited otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; either directly or indirectly, through intermediaries, or both, may be in communication with each other or in interaction with each other, unless expressly defined otherwise. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art according to the specific circumstances.
In the present invention, unless expressly stated or limited otherwise, a first feature "up" or "down" a second feature may be the first and second features in direct contact, or the first and second features in indirect contact via an intervening medium. Moreover, a first feature being "above," "over" and "on" a second feature may be a first feature being directly above or obliquely above the second feature, or simply indicating that the first feature is level higher than the second feature. The first feature being "under", "below" and "beneath" the second feature may be the first feature being directly under or obliquely below the second feature, or simply indicating that the first feature is less level than the second feature.
It will be understood that when an element is referred to as being "fixed" or "disposed" on another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "upper," "lower," "left," "right," and the like are used herein for illustrative purposes only and are not meant to be the only embodiment.
Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used herein in the description of the invention is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. The term "and/or" as used herein includes any and all combinations of one or more of the associated listed items.
The embodiment of the present application provides a degradable environment-friendly shopping bag 10 to solve the problems that most of the existing textile shopping bags are difficult to degrade and recycle, and the situation of environmental pollution may occur, and the description will be made with reference to the accompanying drawings.
Referring to fig. 1, fig. 1 is a schematic structural diagram of a degradable environment-friendly shopping bag 10 according to an embodiment of the present application. The degradable environment-friendly shopping bag 10 of the present application can be used in various fields of daily life and the like.
In order to more clearly illustrate the structure of the degradable environmentally friendly shopping bag 10, the degradable environmentally friendly shopping bag 10 will be described with reference to the accompanying drawings.
Referring to fig. 1, fig. 1 is a schematic structural diagram of a degradable environment-friendly shopping bag 10 according to an embodiment of the present application. Illustratively, a degradable environmentally friendly shopping bag 10 includes a bag body 100, a side seal 200, and a bottom seal 300.
The bag body 100 is a double-layered tubular tissue. The side seal 200 and the bottom seal 300 are a single layer of tissue. The warp yarns of the side seal 200 are of natural cellulosic and/or chemical fiber material. The weft yarns of the bottom seal 300 are natural cellulosic and/or chemical fiber materials. The weft yarns of the side edge seal 200, the warp yarns of the bottom edge seal 300, the warp yarns of the bag body 100 and the weft yarns of the bag body 100 are all natural cellulose materials. The side of the bag body 100 opposite the bottom seal 300 has a bag body opening 101.
In some of these embodiments, the side of the bag body 100 adjacent to the bag body opening 101 has a handle opening 102.
In some of these embodiments, the side seal 200, bottom seal 300, pocket opening 101, and handle opening 102 are each woven with a cut line for providing positioning for cutting.
In some of these embodiments, the natural cellulosic material is a regenerated cellulosic fiber yarn.
In some of these embodiments, the chemical fiber material is recycled polyester yarn. The regenerated terylene is prepared by re-granulating reclaimed materials (PET bottle flakes, foam materials and the like) and then drawing to form fibers, and the regenerated terylene material is formed, so that the degradable environment-friendly shopping bag 10 prepared from the regenerated terylene yarns is beneficial to degradation and recovery after use.
It is yet another object of the present invention to provide a method of making a degradable environmentally friendly shopping bag 10.
A method for manufacturing a degradable environment-friendly shopping bag 10, comprising the following steps:
weaving warp yarns and weft yarns to form a bag body 100, a side sealing edge 200 and a bottom sealing edge 300 of the degradable environment-friendly shopping bag 10, wherein the bag body 100 is formed by weaving two groups of warp yarns and one group of weft yarns by adopting a double-layer weaving method to form a double-layer tubular structure, the group of weft yarns are used as surface weft yarns and inner weft yarns, and are repeatedly circulated in the surface layer and the inner layer and woven with the surface warp yarns to form a surface layer and an inner layer of the bag body 100, the surface layer and the inner layer are connected at edges of two sides, and the middle positions of the surface layer and the inner layer are mutually separated; the warp yarns on the outer layer and the inner layer are arranged in parallel, and the weft yarns on the outer layer and the inner layer are in a spiral state.
The side seal 200 and the bottom seal 300 are woven from a set of warp yarns and a set of weft yarns, respectively, using a single layer weave to form a single layer weave.
Cut lines for providing positioning for cutting are respectively woven at the side seal 200, the bottom seal 300, the pouch body opening 101 and the handle opening 102.
In some of these embodiments, the method comprises the steps of:
when the warp yarns of the bottom sealing edge 300 are made of natural cellulose materials, and the weft yarns of the bottom sealing edge 300 are made of chemical fiber materials or natural cellulose materials, laser cutting is adopted when the bottom sealing edge 300 is cut, or the bottom sealing edge 300 is subjected to glue brushing treatment after laser cutting.
In some of these embodiments, the method comprises the steps of:
when the warp yarns of the side edge seal 200 are made of natural cellulose materials, and the weft yarns of the side edge seal 200 are made of chemical fiber materials or natural cellulose materials, laser cutting is adopted when the side edge seal 200 is cut, or the side edge seal 200 is subjected to glue brushing after laser cutting.
In some of these embodiments, the method comprises the steps of:
the upper side of the bag body 100 is cut by laser or is brushed after laser cutting to form a bag body opening 101.
In some of these embodiments, the method comprises the steps of:
the upper side of the bag body 100 is subjected to laser cutting or glue brushing treatment after laser cutting, and a hand-held opening 102 is formed on one side of the bag body 100 close to the bag body opening 101.
After the degradable environment-friendly shopping bag 10 is woven, after finishing is needed, the degradable environment-friendly shopping bag 10 is divided by adopting a laser cutting mode during after finishing, and laser cutting is adopted according to a cutting line.
Example 1
The present embodiment provides a degradable environmentally friendly shopping bag 10.
A degradable environment-friendly shopping bag 10 comprises a bag body 100, a side seal 200 and a bottom seal 300.
The bag body 100 is a double-layered tubular tissue. The side seal 200 and the bottom seal 300 are a single layer of tissue. The warp yarns of the side edge seal 200 are regenerated cellulose fiber yarns. The weft yarns of the bottom seal 300 are of natural cellulosic material.
The weft yarns of the side edge banding 200, the warp yarns of the bottom edge banding 300, the warp yarns of the bag body 100 and the weft yarns of the bag body 100 are all regenerated cellulose fiber yarns.
The side of the bag body 100 opposite the bottom seal 300 has a bag body opening 101.
The side of the bag body 100 adjacent to the bag body opening 101 has a handle opening 102.
The side seal 200, bottom seal 300, pouch body opening 101 and handle opening 102 are each woven with a cut line for cutting to provide positioning.
Example 2
The present embodiment provides a degradable environmentally friendly shopping bag 10.
A degradable environment-friendly shopping bag 10 comprises a bag body 100, a side seal 200 and a bottom seal 300.
The bag body 100 is a double-layered tubular tissue. The side seal 200 and the bottom seal 300 are a single layer of tissue. The warp yarns of the side edge seal 200 are regenerated polyester yarns. The weft yarns of the bottom seal 300 are of natural cellulosic material.
The weft yarns of the side edge banding 200, the warp yarns of the bottom edge banding 300, the warp yarns of the bag body 100 and the weft yarns of the bag body 100 are all regenerated cellulose fiber yarns.
The side of the bag body 100 opposite the bottom seal 300 has a bag body opening 101.
The side of the bag body 100 adjacent to the bag body opening 101 has a handle opening 102.
The side seal 200, bottom seal 300, pouch body opening 101 and handle opening 102 are each woven with a cut line for cutting to provide positioning.
Example 3
The present embodiment provides a degradable environmentally friendly shopping bag 10.
A degradable environment-friendly shopping bag 10 comprises a bag body 100, a side seal 200 and a bottom seal 300.
The bag body 100 is a double-layered tubular tissue. The side seal 200 and the bottom seal 300 are a single layer of tissue. The warp yarns of the side edge seal 200 are regenerated cellulose fiber yarns. The weft yarns of the bottom seal 300 are of natural cellulosic material.
The weft yarns of the side edge banding 200, the warp yarns of the bottom edge banding 300, the warp yarns of the bag body 100 and the weft yarns of the bag body 100 are all regenerated cellulose fiber yarns.
The side of the bag body 100 opposite the bottom seal 300 has a bag body opening 101.
The side of the bag body 100 adjacent to the bag body opening 101 has a handle opening 102.
The side seal 200, bottom seal 300, pouch body opening 101 and handle opening 102 are each woven with a cut line for cutting to provide positioning.
Example 4
The present embodiment provides a method of making a degradable environmentally friendly shopping bag 10.
A method of making the degradable environmentally friendly shopping bag 10 of embodiment 1, comprising the steps of:
weaving warp yarns and weft yarns to form a bag body 100, a side sealing edge 200 and a bottom sealing edge 300 of the degradable environment-friendly shopping bag 10, wherein the bag body 100 is formed by weaving two groups of warp yarns and one group of weft yarns by adopting a double-layer weaving method to form a double-layer tubular structure, the group of weft yarns are used as surface weft yarns and inner weft yarns, and are repeatedly circulated in the surface layer and the inner layer and woven with the surface warp yarns to form a surface layer and an inner layer of the bag body 100, the surface layer and the inner layer are connected at edges of two sides, and the middle positions of the surface layer and the inner layer are mutually separated; the warp yarns on the outer layer and the inner layer are arranged in parallel, and the weft yarns on the outer layer and the inner layer are in a spiral state.
The side seal 200 and the bottom seal 300 are woven from a set of warp yarns and a set of weft yarns, respectively, using a single layer weave to form a single layer weave.
Cut lines for providing positioning for cutting are respectively woven at the side seal 200, the bottom seal 300, the pouch body opening 101 and the handle opening 102.
The warp yarn of the bottom sealing edge 300 is made of regenerated cellulose fiber material, the weft yarn of the bottom sealing edge 300 is made of natural cellulose material, and laser cutting is adopted when the bottom sealing edge 300 is cut.
The warp yarn of the side edge sealing 200 is made of regenerated cellulose fiber material, the weft yarn of the side edge sealing 200 is made of natural cellulose material, and laser cutting is adopted when the side edge sealing 200 is cut.
The upper side of the bag body 100 is cut by laser to form a bag body opening 101.
The upper side of the bag body 100 is cut by laser, and a hand-held opening 102 is formed on one side of the bag body 100 close to the bag body opening 101.
The laser cutting is also called laser cutting, and compared with other thermal cutting methods, the laser cutting has the general characteristics of high cutting speed and high quality. The method is specifically summarized as follows: 1) The laser cutting kerf has the advantages that the cutting quality is good, the laser cutting kerf is thin and narrow, the lines on two sides of the kerf are parallel and perpendicular to the surface, the cutting surface is smooth and attractive, the width of a heat affected zone is small after the material is subjected to laser cutting, and the performance of the material near the kerf is hardly affected. 2) The laser cutting speed is high, and the material does not need to be clamped and fixed during laser cutting, so that not only can the fixture be saved, but also the auxiliary time for feeding and discharging can be saved. 3) The cutting torch is in non-contact cutting, the cutting torch is in non-contact with the material during laser cutting, the abrasion of tools does not exist, the trouble of replacing a cutter during processing objects with different shapes is avoided, and the cutting of the objects with different shapes can be realized by only changing the output parameters of the laser. The laser cutting process has low noise, small vibration and no pollution.
The degradable environment-friendly shopping bag 10 adopts degradable natural cellulose materials and chemical fiber materials such as regenerated terylene materials, the two materials are recyclable, and most of modern people pay attention to life quality and have health and environment protection consciousness, and the two materials generally have no uncomfortable reaction after contacting skin, can be used by adults, the elderly and children, and has high universality. The degradable environment-friendly shopping bag 10 solves the problems that the traditional woven shopping bag is difficult to recycle after being used and the environment is polluted.
The degradable environment-friendly shopping bag 10 is woven by adopting degradable materials, thereby providing convenience for the recycling process of the degradable environment-friendly shopping bag 10 and protecting the environment. The regenerated cellulose fiber product woven by the regenerated cellulose fiber material is prepared from natural plant fibers serving as raw materials, is 100% pure natural materials, is naturally biodegradable, free of addition, free of heavy metals and free of harmful chemicals, has no stimulation to skin, is suitable for people of various ages to take, is environment-friendly green fiber with excellent performance, has active hydroxyl groups on cellulose molecules, enables each link in the production of the regenerated cellulose fiber material to be subjected to graft copolymerization with a plurality of other molecules, combines and modifies, and simultaneously provides a wide space for development of various high and new technologies on the regenerated cellulose fiber.
In the foregoing embodiments, the descriptions of the embodiments are emphasized, and for parts of one embodiment that are not described in detail, reference may be made to related descriptions of other embodiments.
The technical features of the above-described embodiments may be arbitrarily combined, and all possible combinations of the technical features in the above-described embodiments are not described for brevity of description, however, as long as there is no contradiction between the combinations of the technical features, they should be considered as the scope of the description.
The foregoing examples illustrate only a few embodiments of the invention and are described in detail herein without thereby limiting the scope of the invention. It should be noted that it will be apparent to those skilled in the art that several variations and modifications can be made without departing from the spirit of the invention, which are all within the scope of the invention. Accordingly, the scope of protection of the present invention is to be determined by the appended claims.

Claims (9)

1. The manufacturing method of the degradable environment-friendly shopping bag is characterized by comprising the following steps:
the environment-friendly shopping bag comprises a bag body, a side edge seal and a bottom edge seal, warp yarns and weft yarns are woven to form the bag body, the side edge seal and the bottom edge seal of the degradable environment-friendly shopping bag, wherein the bag body is formed by weaving two groups of warp yarns and one group of weft yarns by adopting a double-layer weaving method to form a double-layer tubular structure, the group of weft yarns serve as surface weft yarns and inner weft yarns, are reciprocally circulated in the surface and inner layers and are woven with the surface warp yarns and the inner warp yarns to form the surface and inner layer of the bag body, the surface and inner layers are connected at the edges of two sides, and the middle positions of the surface and the inner layers are mutually separated; the warp yarns on the outer layer and the inner layer are arranged in parallel, and the weft yarns on the outer layer and the inner layer are in a spiral state;
the side edge sealing and the bottom edge sealing are respectively woven by a group of warp yarns and a group of weft yarns by adopting a single-layer weaving method to form a single-layer structure;
one side of the bag body, which is positioned at the opposite position of the bottom edge seal, is provided with a bag body opening;
a portable opening is formed in one side, close to the opening of the bag body, of the bag body;
the side edge seals, the bottom edge seals, the bag body openings and the hand-held openings are respectively braided with shearing lines for cutting and positioning;
the warp yarns with the side edges sealed are made of natural cellulose materials and/or chemical fiber materials; the weft yarns of the bottom edge sealing are made of natural cellulose materials and/or chemical fiber materials; the weft yarns of the side edge sealing, the warp yarns of the bottom edge sealing, the warp yarns of the bag body and the weft yarns of the bag body are all made of natural cellulose materials;
the natural cellulose material is regenerated cellulose fiber yarn;
the chemical fiber material is regenerated polyester yarn.
2. The method for manufacturing the degradable environment-friendly shopping bag according to claim 1, which comprises the following steps:
when the warp yarn of the bottom sealing edge adopts a natural cellulose material, and the weft yarn of the bottom sealing edge adopts a chemical fiber material or a natural cellulose material, the bottom sealing edge adopts laser cutting during cutting.
3. The method for manufacturing the degradable environment-friendly shopping bag according to claim 2, wherein the base seal edge is subjected to glue brushing treatment after laser cutting.
4. The method for manufacturing the degradable environment-friendly shopping bag according to claim 1, which comprises the following steps:
when the warp yarns of the side edge seals are made of natural cellulose materials, and the weft yarns of the side edge seals are made of chemical fiber materials or natural cellulose materials, laser cutting is adopted when the side edge seals are cut, or the side edge seals are subjected to glue brushing treatment after laser cutting.
5. The method for manufacturing the degradable environment-friendly shopping bag according to any one of claims 1 to 4, comprising the following steps:
and the upper side of the bag body is subjected to laser cutting or glue brushing treatment after laser cutting to form a bag body opening.
6. The method for manufacturing the degradable environment-friendly shopping bag according to any one of claims 1 to 4, comprising the following steps:
the upper side of the bag body is subjected to laser cutting or glue brushing treatment after laser cutting, and a portable opening is formed on one side of the bag body close to the opening of the bag body.
7. The method of any one of claims 1-4, wherein the degradable environmentally friendly shopping bag is woven and then subjected to post-finishing.
8. The method for manufacturing the degradable environment-friendly shopping bag according to claim 7, wherein the after-finishing adopts a laser cutting mode to divide the degradable environment-friendly shopping bag, and the laser cutting is adopted according to the cutting line.
9. A degradable environment-friendly shopping bag, which is characterized in that the degradable environment-friendly shopping bag is manufactured by the manufacturing method of any one of claims 1-8.
CN202111461977.XA 2021-12-02 2021-12-02 Degradable environment-friendly shopping bag and manufacturing method thereof Active CN114044261B (en)

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JP3891983B2 (en) * 2003-12-17 2007-03-14 日清紡績株式会社 Double woven denim
CN102312330B (en) * 2011-04-25 2013-07-10 浙江三志纺织有限公司 Suedette blackout face fabric
CN204363174U (en) * 2015-01-22 2015-06-03 王小珠 A kind of environment-friendly shopping bag
CN107604513B (en) * 2017-11-03 2019-12-10 广东溢达纺织有限公司 Woven label with stable structure and weaving method thereof
CN109763383A (en) * 2019-01-18 2019-05-17 张庆忠 A kind of cotton gauze paper and production and application
WO2020199340A1 (en) * 2019-03-29 2020-10-08 成泰昌包装制品(深圳)有限公司 Full-recovery environment-friendly packaging structure and manufacturing method therefor
CN213013257U (en) * 2020-08-12 2021-04-20 吴江市兰天织造有限公司 High-count high-density double-layer fabric
CN214491880U (en) * 2020-10-31 2021-10-26 吴江瑞嘉纺织有限公司 Composite degradable regenerated polyester

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