CN111058190A - Packaging material, preparation method thereof and composite packaging material - Google Patents
Packaging material, preparation method thereof and composite packaging material Download PDFInfo
- Publication number
- CN111058190A CN111058190A CN201911417990.8A CN201911417990A CN111058190A CN 111058190 A CN111058190 A CN 111058190A CN 201911417990 A CN201911417990 A CN 201911417990A CN 111058190 A CN111058190 A CN 111058190A
- Authority
- CN
- China
- Prior art keywords
- packaging material
- fibers
- waste
- fiber
- textile
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Classifications
-
- D—TEXTILES; PAPER
- D04—BRAIDING; LACE-MAKING; KNITTING; TRIMMINGS; NON-WOVEN FABRICS
- D04H—MAKING TEXTILE FABRICS, e.g. FROM FIBRES OR FILAMENTARY MATERIAL; FABRICS MADE BY SUCH PROCESSES OR APPARATUS, e.g. FELTS, NON-WOVEN FABRICS; COTTON-WOOL; WADDING ; NON-WOVEN FABRICS FROM STAPLE FIBRES, FILAMENTS OR YARNS, BONDED WITH AT LEAST ONE WEB-LIKE MATERIAL DURING THEIR CONSOLIDATION
- D04H1/00—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres
- D04H1/40—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres from fleeces or layers composed of fibres without existing or potential cohesive properties
- D04H1/54—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres from fleeces or layers composed of fibres without existing or potential cohesive properties by welding together the fibres, e.g. by partially melting or dissolving
- D04H1/541—Composite fibres, e.g. sheath-core, sea-island or side-by-side; Mixed fibres
-
- D—TEXTILES; PAPER
- D01—NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
- D01F—CHEMICAL FEATURES IN THE MANUFACTURE OF ARTIFICIAL FILAMENTS, THREADS, FIBRES, BRISTLES OR RIBBONS; APPARATUS SPECIALLY ADAPTED FOR THE MANUFACTURE OF CARBON FILAMENTS
- D01F8/00—Conjugated, i.e. bi- or multicomponent, artificial filaments or the like; Manufacture thereof
-
- D—TEXTILES; PAPER
- D01—NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
- D01G—PRELIMINARY TREATMENT OF FIBRES, e.g. FOR SPINNING
- D01G11/00—Disintegrating fibre-containing articles to obtain fibres for re-use
- D01G11/04—Opening rags to obtain fibres for re-use
-
- D—TEXTILES; PAPER
- D04—BRAIDING; LACE-MAKING; KNITTING; TRIMMINGS; NON-WOVEN FABRICS
- D04H—MAKING TEXTILE FABRICS, e.g. FROM FIBRES OR FILAMENTARY MATERIAL; FABRICS MADE BY SUCH PROCESSES OR APPARATUS, e.g. FELTS, NON-WOVEN FABRICS; COTTON-WOOL; WADDING ; NON-WOVEN FABRICS FROM STAPLE FIBRES, FILAMENTS OR YARNS, BONDED WITH AT LEAST ONE WEB-LIKE MATERIAL DURING THEIR CONSOLIDATION
- D04H1/00—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres
- D04H1/40—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres from fleeces or layers composed of fibres without existing or potential cohesive properties
- D04H1/42—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres from fleeces or layers composed of fibres without existing or potential cohesive properties characterised by the use of certain kinds of fibres insofar as this use has no preponderant influence on the consolidation of the fleece
- D04H1/4274—Rags; Fabric scraps
-
- D—TEXTILES; PAPER
- D04—BRAIDING; LACE-MAKING; KNITTING; TRIMMINGS; NON-WOVEN FABRICS
- D04H—MAKING TEXTILE FABRICS, e.g. FROM FIBRES OR FILAMENTARY MATERIAL; FABRICS MADE BY SUCH PROCESSES OR APPARATUS, e.g. FELTS, NON-WOVEN FABRICS; COTTON-WOOL; WADDING ; NON-WOVEN FABRICS FROM STAPLE FIBRES, FILAMENTS OR YARNS, BONDED WITH AT LEAST ONE WEB-LIKE MATERIAL DURING THEIR CONSOLIDATION
- D04H1/00—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres
- D04H1/40—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres from fleeces or layers composed of fibres without existing or potential cohesive properties
- D04H1/54—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres from fleeces or layers composed of fibres without existing or potential cohesive properties by welding together the fibres, e.g. by partially melting or dissolving
- D04H1/542—Adhesive fibres
-
- D—TEXTILES; PAPER
- D04—BRAIDING; LACE-MAKING; KNITTING; TRIMMINGS; NON-WOVEN FABRICS
- D04H—MAKING TEXTILE FABRICS, e.g. FROM FIBRES OR FILAMENTARY MATERIAL; FABRICS MADE BY SUCH PROCESSES OR APPARATUS, e.g. FELTS, NON-WOVEN FABRICS; COTTON-WOOL; WADDING ; NON-WOVEN FABRICS FROM STAPLE FIBRES, FILAMENTS OR YARNS, BONDED WITH AT LEAST ONE WEB-LIKE MATERIAL DURING THEIR CONSOLIDATION
- D04H1/00—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres
- D04H1/40—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres from fleeces or layers composed of fibres without existing or potential cohesive properties
- D04H1/54—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres from fleeces or layers composed of fibres without existing or potential cohesive properties by welding together the fibres, e.g. by partially melting or dissolving
- D04H1/542—Adhesive fibres
- D04H1/55—Polyesters
-
- D—TEXTILES; PAPER
- D04—BRAIDING; LACE-MAKING; KNITTING; TRIMMINGS; NON-WOVEN FABRICS
- D04H—MAKING TEXTILE FABRICS, e.g. FROM FIBRES OR FILAMENTARY MATERIAL; FABRICS MADE BY SUCH PROCESSES OR APPARATUS, e.g. FELTS, NON-WOVEN FABRICS; COTTON-WOOL; WADDING ; NON-WOVEN FABRICS FROM STAPLE FIBRES, FILAMENTS OR YARNS, BONDED WITH AT LEAST ONE WEB-LIKE MATERIAL DURING THEIR CONSOLIDATION
- D04H1/00—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres
- D04H1/70—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres characterised by the method of forming fleeces or layers, e.g. reorientation of fibres
- D04H1/72—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres characterised by the method of forming fleeces or layers, e.g. reorientation of fibres the fibres being randomly arranged
- D04H1/732—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres characterised by the method of forming fleeces or layers, e.g. reorientation of fibres the fibres being randomly arranged by fluid current, e.g. air-lay
-
- D—TEXTILES; PAPER
- D10—INDEXING SCHEME ASSOCIATED WITH SUBLASSES OF SECTION D, RELATING TO TEXTILES
- D10B—INDEXING SCHEME ASSOCIATED WITH SUBLASSES OF SECTION D, RELATING TO TEXTILES
- D10B2401/00—Physical properties
- D10B2401/02—Moisture-responsive characteristics
- D10B2401/021—Moisture-responsive characteristics hydrophobic
-
- D—TEXTILES; PAPER
- D10—INDEXING SCHEME ASSOCIATED WITH SUBLASSES OF SECTION D, RELATING TO TEXTILES
- D10B—INDEXING SCHEME ASSOCIATED WITH SUBLASSES OF SECTION D, RELATING TO TEXTILES
- D10B2401/00—Physical properties
- D10B2401/16—Physical properties antistatic; conductive
-
- D—TEXTILES; PAPER
- D10—INDEXING SCHEME ASSOCIATED WITH SUBLASSES OF SECTION D, RELATING TO TEXTILES
- D10B—INDEXING SCHEME ASSOCIATED WITH SUBLASSES OF SECTION D, RELATING TO TEXTILES
- D10B2505/00—Industrial
-
- 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
- Y02W30/00—Technologies for solid waste management
- Y02W30/50—Reuse, recycling or recovery technologies
- Y02W30/66—Disintegrating fibre-containing textile articles to obtain fibres for re-use
Landscapes
- Engineering & Computer Science (AREA)
- Textile Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Wrappers (AREA)
- Nonwoven Fabrics (AREA)
Abstract
The invention relates to the field of textile recycling, in particular to a packaging material, a preparation method thereof and a composite packaging material. The raw materials of the packaging material comprise waste spinning fibers and bonding fibers, wherein the mass ratio of the waste spinning fibers to the bonding fibers is 80: 20-60:40. The method not only realizes effective utilization of waste textile, but also ensures that the prepared packaging material has good plasticity and rigidity through combination and proportion limitation of the waste textile fiber and the bonding fiber, ensures that the shape of the packaging material is not easy to damage, and simultaneously ensures that the packaging material has good wear resistance, waterproofness and air permeability.
Description
Technical Field
The invention relates to the field of textile recycling, in particular to a packaging material, a preparation method thereof and a composite packaging material.
Background
In recent years, the utilization rate of waste textiles in China is extremely low, so that the import quantity of textile raw materials is up to more than 65%, according to measurement and calculation, if the comprehensive utilization rate of the waste textiles in China reaches 60%, 940 ten thousand tons of chemical fibers and about 470 ten thousand tons of natural fibers can be produced in the year, namely 1520 ten thousand tons of crude oil and 1360 thousand mu of cultivated land are saved, the problem of shortage of resources in the textile industry is effectively relieved, and the potential of comprehensive utilization of the waste textiles is huge. Most of the prior art recycles waste textiles to produce new textiles, but the waste textiles have less application in other fields, in particular in packaging materials. Because the textile has higher flexibility, the rigidity and the hardness are lower, and the textile cannot be well shaped, and the packaging material generally requires certain rigidity or hardness and can be shaped and keep a certain shape, the textile often has insufficient rigidity and cannot be shaped when being applied to preparing the textile, and when the rigidity and the plasticity are improved by adopting a binder and the like, the waterproofness and the air permeability are greatly reduced.
In view of this, the present invention is proposed.
Disclosure of Invention
The invention provides a packaging material, which not only realizes effective utilization of waste textiles, but also has good plasticity, and simultaneously keeps good wear-resistant waterproof performance and air permeability.
The invention provides a preparation method of a packaging material, which is simple to operate and convenient for industrial implementation.
The invention also provides a composite packaging material which has the characteristics of certain rigidity and plasticity, good abrasion resistance, good air permeability and good waterproofness.
The invention is realized by the following steps:
the embodiment of the invention provides a packaging material, which comprises the following raw materials of waste spinning fibers and bonding fibers, wherein the mass ratio of the waste spinning fibers to the bonding fibers is 80: 20-60: 40; preferably, it is 60:40-40:60, more preferably 60: 40.
The embodiment of the invention provides a preparation method of a packaging material, which comprises the following steps: and mixing the waste spinning fibers and the bonding fibers and shaping to form the packaging material.
The embodiment of the invention provides a composite packaging material, which comprises at least one layer of the packaging material.
The invention has the beneficial effects that: the invention realizes the recovery of the waste textile by adopting the waste textile fiber to prepare the packaging material, and enlarges the range of the recovery application of the waste textile. Meanwhile, the prepared packaging material is guaranteed to have good plasticity and rigidity by using the waste spinning fibers and the bonding fibers together and limiting the proportion, the shape of the packaging material is guaranteed not to be damaged easily, and meanwhile, the packaging material is guaranteed to have good wear resistance, waterproofness and air permeability.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below. The examples, in which specific conditions are not specified, were conducted under conventional conditions or conditions recommended by the manufacturer. The reagents or instruments used are not indicated by the manufacturer, and are all conventional products available commercially.
The following provides a detailed description of the packaging material, the preparation method thereof and the composite packaging material.
The embodiment of the invention provides a packaging material, which comprises raw materials of waste spinning fibers and bonding fibers, wherein the mass ratio of the waste spinning fibers to the bonding fibers is 80: 20-60: 40; preferably, it is 60:40-40:60, more preferably 60: 40.
In the embodiment of the invention, the waste textile fibers and the bonding fibers are combined to ensure that the prepared packaging material not only has good plasticity and rigidity, but also is not easy to damage the shape, and meanwhile, has good wear resistance, air permeability and waterproof performance. The waste spinning fibers provide a basic framework for the packaging material, and the bonding fibers can not only bond the waste spinning fibers, but also be used together with the waste spinning fibers, so that the packaging material has proper hardness after being shaped, and the shape of the packaging material is ensured not to be changed easily. Meanwhile, compared with the existing adhesive additive, the adhesive fiber is a fiber material, so that the air permeability and the water resistance of the packaging material can be kept. And it is renewable, has reduced the pollution of the packaging material to the environment. Meanwhile, the packaging material can be recycled by 100% basically after being damaged, namely the packaging material can be sliced and opened into a fiber state through an opening line device after being recycled, and is continuously used as a raw material to be added into a product for use, so that the pollution of the material to the environment is further reduced.
Furthermore, the length of the waste spinning fiber is 20-60 mm, and the fineness is 3D-5D. The prepared packaging material has good wear resistance, air permeability and waterproof performance.
And the waste textile fiber is the fiber formed by processing the waste textile; the waste textile is selected from polyester-cotton blended fiber or full polyester fiber. The waste textile fibers prepared from the waste textile have good performance, so that the packaging material prepared subsequently has good wear resistance, air permeability and waterproof performance, and after the packaging material is reacted with the bonding fibers, the packaging material has proper rigidity and is not easy to deform.
Further, the length of the bonding fiber is 40-60mm, and the fineness adopts 4D;
preferably, the binder fibers are polymers, more preferably, the binder fibers are selected from regenerated polyester fibers, such as ES, PE, PP, 4080, bicomponent fibers, and the like, more preferably PP and 4080. The bonding fiber can be used for bonding waste spinning fibers well and ensuring that the prepared packaging material has good air permeability and waterproof performance.
Further, the water absorption of the packaging material is less than 30g/m2And the index of the transverse compression ring is more than 12 N.m/g. The packaging material with the performance is not easy to damage, can be repeatedly used, and reduces the waste of the packaging material.
The embodiment of the invention also provides a preparation method of the packaging material, which comprises the following steps:
s1, preparation of waste spinning fibers:
the preparation of waste spinning fiber comprises: the waste textile is subjected to a treatment, in particular, the treatment comprises cutting and opening.
Further, the cutting comprises cutting the waste textile into square pieces, specifically, the cutting adopts an inlet opening line, the waste textile is cut into square pieces by transverse cutting and longitudinal cutting, the shape of the square pieces can be rectangular or square, and the size of each square piece is 5-10 cm by 5-10 cm. The waste textile is cut, so that the subsequent preparation of waste textile fibers is facilitated.
Further, after cutting, waste textiles are emulsified before opening, wherein the emulsification comprises spraying wool-blending oil on the surface of the square piece, and 8-12g of wool-blending oil is sprayed on each kilogram of the square piece. More preferably, the concentration of the synthetic crude oil is 3-7 g/L. The emulsification aims to remove the static electricity of the waste textile and the static electricity of the waste textile fiber, is beneficial to the preparation of the subsequent packaging material, and is beneficial to improving the stability, the wear resistance and the like of the packaging material.
In addition to using an antistatic agent to remove static electricity from the waste textile fibers, if the packaging material is also required to have flame retardant properties, functional additives such as flame retardants can be sprayed on the waste textile fabrics, so that the packaging material has corresponding functions.
Further, the opening comprises opening the square pieces to form fibers with the length of 20-60 mm, specifically, the distance between rollers during opening is 2-5 mm, and the speed of conveying the square pieces is 3-8 m/min; the process conditions are adopted to ensure that the formed waste spinning fiber meets the requirements of preparing the packaging material, and then the performance of the packaging material is ensured.
S2, preparing a semi-finished product;
then the waste spinning fiber and the bonding fiber are air-laid to form a semi-finished product with uniform gram weight; according to the embodiment of the invention, the semi-finished product with a certain shape is formed by air-laying, so that the waterproof and air permeability of the subsequent packaging material can be kept more favorably, and the function of the adhesive fiber can be played.
Preferably, the gram weight of the semi-finished product is 400-1200g/m2The thickness of the film is 5-20 mm,
the conditions for air laying were: the fine opening speed is 5-7m/min, the feeding speed is 3-7m/min, the output speed is 3-5m/min, and the airflow rotating speed is controlled at 800 rpm. The semi-finished product prepared by the process is beneficial to ensuring the performance of the subsequent packaging material.
S3, shaping;
and mixing the waste spinning fibers and the bonding fibers and shaping to form the packaging material. According to the invention, under the condition that auxiliary material auxiliaries such as a binder or a plasticizer are not additionally added, the packaging material can be effectively prepared by only using the two fibers, so that the generation of waste water and waste in the preparation process of the packaging material is further reduced, the environmental pollution is reduced, and the production cost is saved.
The shaping comprises primary shaping and compression molding;
preferably, the preliminary shaping comprises baking the semifinished product at a temperature of 170-.
The compression molding comprises the step of molding the semi-finished product after the primary molding for 20-30s under the conditions of 1-4MPa and 150-200 ℃.
The shaping process of the embodiment of the invention is to melt the bonding fiber, bond the waste spinning fiber, and then solidify to form the packaging material with certain rigidity, so that the packaging material is not easy to deform.
By adopting the above mode to carry out shaping, the prepared packaging material is ensured not to be easily deformed, the stability is good, and meanwhile, the wear resistance, the air permeability and the waterproofness are also excellent.
The embodiment of the invention also provides a composite packaging material which comprises at least one layer of the packaging material or the packaging material prepared by the preparation method.
Preferably, the packaging material also comprises a corrugated structure material prepared by the packaging material or a corrugated structure material prepared by the preparation method, wherein the corrugated structure material is connected with at least one layer of the packaging material;
more optionally, the material with the corrugated structure is prepared by the packaging material through a forming process;
more preferably, the composite packing material includes a material having a corrugated structure and two layers of packing materials, the material having a corrugated structure is disposed between the two layers of packing materials, and both sides of the material having a corrugated structure are bonded to the two layers of packing materials, respectively. The water absorption of the composite packaging material is less than 30g/m2And the index of the transverse compression ring is more than 12 N.m/g. Compared with the existing composite packaging material, the composite packaging material adopting the structure has better wear resistance, is not easy to damage, but also has better air permeability and waterproofness.
The corrugations are structural forms of building materials, also known as corrugated (hundred-degree encyclopedia corrugations).
The following provides a specific description of the packaging material, its preparation method and composite packaging material provided by the present invention with reference to specific examples.
Example 1
The embodiment provides a packaging material, which is prepared from waste textile fibers and binder fibers, wherein the mass ratio of the waste textile fibers to the binder fibers is 80: 20; the length of the waste textile fiber is 20-60 mm, the fineness is 3D, and the waste textile fiber is formed by processing Naike waste textile; the binder fiber used was 4080 fiber, 38 mm in length and 4D in fineness.
The water absorption of the packaging material provided in this example was 40 to 50g/m2The burst strength is more than 1500kPa, and the edge pressure strength is more than 6 kN/m. Wherein, the detection of the water absorption is shown in GB/T1540 and the detection of the burst strengthThe test is carried out in GB/T6545, and the detection of the edge pressure strength is carried out in GB/T6546.
The embodiment provides a preparation method of the packaging material, which comprises the following steps:
s1, preparing waste spinning fibers;
cutting the waste textile into square pieces of 10 cm by 10 cm, conveying the square pieces to a large wool bin through air flow to mix materials, conveying the mixed materials to an inlet opening line through the air flow after the mixed materials are uniform, and forming waste textile fibers with the length of 20-80mm through opening. Wherein the distance between the rollers during opening is 2.53 mm, and the speed of conveying the square pieces is 5 m/min.
S2, air laying;
and then performing air-laid on the waste spinning fibers and the bonding fibers to form a semi-finished product, wherein the fine opening speed is 5m/min, the feeding speed is 5m/min, the output speed is 5m/min, and the air flow rotating speed is controlled at 750 rpm. The gram weight of the semi-finished product is 600g/m2。
S3, shaping;
shaping the semi-finished product, wherein the shaping comprises primary shaping and compression molding; wherein the primary shaping comprises baking the semi-finished product for 6 minutes at the temperature of 165 ℃; and then, shaping the preliminarily shaped semi-finished product for 30 seconds under the conditions of 4MPa and 180 ℃.
The embodiment also provides a composite packaging material, and it is including the material that has the flute structure and the packaging material that two-layer this embodiment provided, and the material that has the flute structure utilizes the material that has the flute structure of mould suppression for the packaging material of this embodiment, and the material that has the flute structure sets up between two-layer packaging material, and two-layer packaging material all is connected with the material that has the flute structure. The composite packaging material has water absorption of 40-50g/m2The burst strength is more than 1700kPa, and the edge pressure strength is more than 6 kN/m.
Example 2
The embodiment provides a packaging material, which is prepared from raw materials of waste spinning fibers and bonding fibers, wherein the mass ratio of the waste spinning fibers to the bonding fibers is 60: 40; the length of the waste textile fiber is 30-40 mm, the hardness and fineness are 4D, and the waste textile fiber is formed by processing waste textiles with higher Naike polyester content (40-60% of polyester content); 4080, 38 mm long and 4.5D fineness was used as the binder fiber.
The water absorption of the packaging material provided in this example was 20 to 40g/m2The burst strength is more than 1700kPa, and the edge pressure strength is more than 18 kN/m.
The embodiment provides a preparation method of the packaging material, which comprises the following steps:
s1, preparing waste spinning fibers;
cutting the waste textile into square pieces of 15 cm by 15 cm, conveying the square pieces to a large wool bin through air flow for mixing, conveying the mixed materials to an inlet opening line through the air flow after the mixed materials are uniform, and forming the waste textile fibers with the length of 40-80mm through opening. Wherein the distance between the rollers during opening is 2.32 mm, and the speed of conveying the square pieces is 5 m/min.
S2, air laying;
and then performing air-laid on the waste spinning fibers and the bonding fibers to form a semi-finished product, wherein the fine opening speed is 3m/min, the feeding speed is 3m/min, the output speed is 3m/min, and the air flow rotating speed is controlled at 650 rpm. The gram weight of the semi-finished product is 800g/m2。
S3, shaping;
shaping the semi-finished product, wherein the shaping comprises primary shaping and compression molding; wherein the primary shaping comprises baking the semi-finished product for 6.5 minutes at the temperature of 165 ℃; and then, shaping the preliminarily shaped semi-finished product for 30 seconds under the conditions of 4MPa and 180 ℃.
The embodiment also provides a composite packaging material, which comprises a material with a corrugated structure and a layer of the packaging material provided by the embodiment, wherein the material with the corrugated structure is the material with the corrugated structure pressed by the packaging material provided by the embodiment through a die, and the packaging material with the corrugated structure is bonded through glue. The composite packaging material has water absorption of 20-40g/m2The burst strength is more than 2000kPa, and the edge pressure strength is more than 20 kN/m.
Example 3
The embodiment provides a packaging material, which is prepared from waste textile fibers and bonding fibers, wherein the mass ratio of the waste textile fibers to the bonding fibers is 40: 60; the length of the waste spinning fiber is 30-50 mm, the fineness is 4D, and the waste spinning fiber is formed by processing a nylon-rich waste textile (the polyester content is more than 80%); 4080, 38 mm long and 4D fine, is used as the binder fiber.
The water absorption of the packaging material provided in this example was 10 to 20g/m2The burst strength is more than 2500kPa, and the edge pressure strength is more than 20 kN/m.
The embodiment provides a preparation method of the packaging material, which comprises the following steps:
s1, preparing waste spinning fibers;
cutting the waste textile into square pieces of 10 cm by 10 cm, conveying the square pieces to a large wool bin through air flow to mix materials, conveying the mixed materials to an inlet opening line through the air flow after the mixed materials are uniform, and forming waste textile fibers with the length of 40-60mm through opening. Wherein the distance between the rollers is 2.00 mm during opening, and the speed of conveying the square pieces is 3 m/min.
S2, air laying;
and then performing air-laid on the waste spinning fibers and the bonding fibers to form a semi-finished product, wherein the fine opening speed is 2.5m/min, the feeding speed is 3m/min, the output speed is 3m/min, and the air flow rotating speed is controlled at 650 rpm. The gram weight of the semi-finished product is 800g/m2。
S3, shaping;
shaping the semi-finished product, wherein the shaping comprises primary shaping and compression molding; wherein the primary shaping comprises baking the semi-finished product for 6 minutes at the temperature of 165 ℃; and then, shaping the preliminarily shaped semi-finished product for 30 seconds under the conditions of 4MPa and 180 ℃.
The embodiment also provides a composite packaging material, which comprises a material with a corrugated structure and a layer of the packaging material provided by the embodiment, wherein the material with the corrugated structure is the material with the corrugated structure pressed by the packaging material provided by the embodiment through a die, and the packaging material with the corrugated structure is bonded through glue. The composite packaging material has water absorption of 10-20g/m2The burst strength is more than 2800kPa, and the edge pressure strength is more than 20 kN/m.
Comparative example 1: according to the examples1, preparing a packaging material and a composite packaging material, wherein the difference is that the mass ratio of waste textile fiber to the bonding fiber is 85: 15. the water absorption of the packaging material is 50-60g/m2The burst strength is less than 650kPa, and the edge pressure strength is less than 2 kN/m. The water absorption of the composite packaging material is 50-60g/m2The burst strength is less than 650kPa, and the edge pressure strength is less than 3 kN/m.
Comparative example 2: the packaging material and the composite packaging material were prepared according to the preparation method provided in example 1, except that the waste textile fiber was denim cotton fiber. The water absorption of the packaging material is 50-60g/m2The burst strength is less than 700kPa, and the edge pressure strength is less than 3 kN/m. The waterproof property of the composite packaging material is 50-60g/m2The burst strength is less than 800kPa, and the edge pressure strength is less than 3 kN/m.
The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (10)
1. The packaging material is characterized in that raw materials comprise waste textile fibers and bonding fibers, and the mass ratio of the waste textile fibers to the bonding fibers is 80: 20-60: 40; preferably 60:40 to 40:60, more preferably 60: 40.
2. The packaging material of claim 1, wherein the waste textile fibers have a length of 20-60 mm and a fineness of 3D-5D.
3. The packaging material of claim 1 wherein the waste textile fibers are fibers formed from a treated waste textile; the waste textile is selected from polyester-cotton blended fiber or full polyester fiber.
4. A packaging material as claimed in any one of claims 1-3, characterized in that the binder fibres have a length of 40-60mm and a fineness of 4D;
preferably, the binder fiber is a low-melting fiber, more preferably a polymer, more preferably the low-melting fiber is selected from recycled polyester fibers.
5. Packaging material according to claim 1, characterised in that the water absorption of the packaging material is < 30g/m2And the index of the transverse compression ring is more than 12 N.m/g.
6. A method of producing a packaging material as claimed in any one of claims 1 to 5, comprising the steps of: and mixing the waste spinning fibers and the bonding fibers and shaping to form the packaging material.
7. The method of claim 6, wherein the preparing of the waste spun fiber comprises: treating the waste textile;
preferably, the treatment comprises cutting and opening;
more preferably, cutting comprises cutting the waste textile into square pieces;
opening comprises opening the square pieces to form fibers having a length of 20-60 millimeters;
the distance between the rollers is 2-5 mm during opening, and the speed of conveying the square pieces is 3-8 m/min;
preferably, the waste textile is emulsified after cutting before opening;
more preferably, the emulsification comprises spraying the wool blend oil on the surface of the square pieces, 8-12g of the wool blend oil per kg of the square pieces,
more preferably, the concentration of the synthetic crude oil is 3-7 g/L.
8. The method of claim 6, wherein mixing the waste spun fibers and the binder fibers comprises air-laying the waste spun fibers and the binder fibers into a semi-finished product having a uniform grammage;
preferably, the gram weight of the semi-finished product is 400-1200g/m2The thickness of the film is 5-20 mm,
the conditions for air laying were: the fine opening speed is 5-7m/min, the feeding speed is 3-7m/min, the output speed is 3-5m/min, and the airflow rotating speed is controlled at 800 rpm.
9. The production method according to claim 8, wherein the setting includes preliminary setting and press forming;
preferably, the preliminary shaping comprises baking the semi-finished product at the temperature of 170-190 ℃ for 4-6 minutes;
the compression molding comprises the step of molding the semi-finished product after the primary molding for 20-30s under the conditions of 1-4MPa and 150-200 ℃.
10. A composite packaging material, characterized in that it comprises at least one layer of packaging material according to any one of claims 1 to 5 or obtained by the production method according to any one of claims 6 to 9;
preferably, the packaging material further comprises a corrugated structure material prepared from the packaging material of any one of claims 1 to 5 or a corrugated structure material prepared by the preparation method of any one of claims 6 to 9, wherein the corrugated structure material is connected with at least one layer of the packaging material;
more preferably, the material having a corrugated structure is prepared by a molding process using the packaging material according to any one of claims 1 to 5;
more preferably, the composite packaging material comprises the material with the corrugated structure and two layers of the packaging material as claimed in any one of claims 1 to 5, wherein the material with the corrugated structure is arranged between the two layers of the packaging material, and two sides of the material with the corrugated structure are respectively bonded with the two layers of the packaging material;
further preferably, the composite packaging material has a water absorption of < 30g/m2And the index of the transverse compression ring is more than 12 N.m/g.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911417990.8A CN111058190A (en) | 2019-12-31 | 2019-12-31 | Packaging material, preparation method thereof and composite packaging material |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911417990.8A CN111058190A (en) | 2019-12-31 | 2019-12-31 | Packaging material, preparation method thereof and composite packaging material |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111058190A true CN111058190A (en) | 2020-04-24 |
Family
ID=70305880
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201911417990.8A Pending CN111058190A (en) | 2019-12-31 | 2019-12-31 | Packaging material, preparation method thereof and composite packaging material |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111058190A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114000374A (en) * | 2021-10-14 | 2022-02-01 | 余姚大发化纤有限公司 | Biodegradable non-woven fabric sheet prepared by recycling waste textiles, preparation method and application |
| WO2022093596A1 (en) * | 2020-10-30 | 2022-05-05 | Nike Innovate C.V. | Sustainable nonwoven textile |
| EP4382651A3 (en) * | 2020-10-30 | 2024-08-07 | Nike Innovate C.V. | Sustainable nonwoven textile |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101050603A (en) * | 2006-04-07 | 2007-10-10 | 吴宸澔 | Paper using new raw material and its preparing method |
| EP2038523B1 (en) * | 2006-06-01 | 2013-01-09 | 3M Innovative Properties Company | Multilayer mounting mat |
| CN103878169A (en) * | 2014-03-28 | 2014-06-25 | 福建鑫华股份有限公司 | Method for manufacturing plates from waste fibers |
| CN105252628A (en) * | 2015-11-19 | 2016-01-20 | 江南大学 | Light and environment-friendly biomass packing material and preparation method thereof |
| CN106012684A (en) * | 2016-05-20 | 2016-10-12 | 苏州倍力特物流设备有限公司 | Pricking-resistant mildew-proof corrugated paper material and method for preparing same |
| CN107620156A (en) * | 2016-07-14 | 2018-01-23 | 艾敏 | The technique that leftover pieces produce automotive interior material |
| CN108045034A (en) * | 2017-12-11 | 2018-05-18 | 浙江希望包装有限公司 | A kind of corrugated board |
-
2019
- 2019-12-31 CN CN201911417990.8A patent/CN111058190A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101050603A (en) * | 2006-04-07 | 2007-10-10 | 吴宸澔 | Paper using new raw material and its preparing method |
| EP2038523B1 (en) * | 2006-06-01 | 2013-01-09 | 3M Innovative Properties Company | Multilayer mounting mat |
| CN103878169A (en) * | 2014-03-28 | 2014-06-25 | 福建鑫华股份有限公司 | Method for manufacturing plates from waste fibers |
| CN105252628A (en) * | 2015-11-19 | 2016-01-20 | 江南大学 | Light and environment-friendly biomass packing material and preparation method thereof |
| CN106012684A (en) * | 2016-05-20 | 2016-10-12 | 苏州倍力特物流设备有限公司 | Pricking-resistant mildew-proof corrugated paper material and method for preparing same |
| CN107620156A (en) * | 2016-07-14 | 2018-01-23 | 艾敏 | The technique that leftover pieces produce automotive interior material |
| CN108045034A (en) * | 2017-12-11 | 2018-05-18 | 浙江希望包装有限公司 | A kind of corrugated board |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2022093596A1 (en) * | 2020-10-30 | 2022-05-05 | Nike Innovate C.V. | Sustainable nonwoven textile |
| EP4382651A3 (en) * | 2020-10-30 | 2024-08-07 | Nike Innovate C.V. | Sustainable nonwoven textile |
| CN114000374A (en) * | 2021-10-14 | 2022-02-01 | 余姚大发化纤有限公司 | Biodegradable non-woven fabric sheet prepared by recycling waste textiles, preparation method and application |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN111058190A (en) | Packaging material, preparation method thereof and composite packaging material | |
| CN102896843B (en) | For making bamboo fiber composite base material and the inside gadget manufacture method of automotive upholstery | |
| CN101096134A (en) | Sandwich structural fiber board | |
| EP3059275A1 (en) | Low-voc natural fiber composite material, preparation method therefor and application thereof | |
| CN103317801B (en) | A kind of Blend fiber plate and preparation method thereof | |
| CN104149423B (en) | A kind of high-strength flatness automotive seat non-woven fabrics and manufacture method | |
| CN105733027A (en) | Method for preparing fiber-based curing plate from waste textiles | |
| CN102582140A (en) | Raw bamboo fiber and polypropylene staple fiber composite molding interior panel and preparation process thereof | |
| CN113152112A (en) | Artificial leather and method for producing same | |
| CN103252931A (en) | Composite hemp felt | |
| CN101100521A (en) | Thermoplastic fiber enhanced plastic plate and manufacturing method thereof | |
| CN103306051A (en) | Thin jute fiber non-woven fabric for packaging and production method for thin jute fiber non-woven fabric | |
| CN110936641A (en) | Preparation method of waste spinning regenerated packaging composite material | |
| CN102995296B (en) | Method for preparing hot-pressing type raw bamboo fiber reinforced composite material | |
| CN109334146A (en) | A kind of production method of natural bamboo fibres composite board | |
| CN104356672A (en) | Recycled paperboard fiber composite material with elasticity and barrier property and preparation method of recycled paperboard fiber composite material | |
| CN207241040U (en) | A kind of two-component acoustical cotton for possessing superpower sound-absorbing effect | |
| CN111844969A (en) | Composite needle-punched non-woven fabric for automotive interior and manufacturing process thereof | |
| CN108099169A (en) | A kind of preparation method of the non-woven composite automobile inner decoratire material of flaxen fiber | |
| CN112060715A (en) | Waste material fiber composite board and preparation method thereof | |
| CN112853607A (en) | Jute non-woven fabric for green packaging bag and preparation method thereof | |
| CN101797456A (en) | PBO composite ultra-high temperature filtration material | |
| CN114701212B (en) | Bamboo fiber composite felt, preparation method thereof and special-shaped curved surface composite felt | |
| CN218985995U (en) | Regenerated PET foam core material non-woven fabric for automotive interior | |
| CN105500826A (en) | Completely-biodegradable conductive fiber composite and preparation method thereof |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20200424 |
|
| RJ01 | Rejection of invention patent application after publication |