CN112760993A - Environment-friendly mirror-surface synthetic leather for children products and preparation method thereof - Google Patents
Environment-friendly mirror-surface synthetic leather for children products and preparation method thereof Download PDFInfo
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- CN112760993A CN112760993A CN202011582298.3A CN202011582298A CN112760993A CN 112760993 A CN112760993 A CN 112760993A CN 202011582298 A CN202011582298 A CN 202011582298A CN 112760993 A CN112760993 A CN 112760993A
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- 239000002649 leather substitute Substances 0.000 title claims abstract description 44
- 238000002360 preparation method Methods 0.000 title claims abstract description 9
- 239000010410 layer Substances 0.000 claims abstract description 43
- 239000004744 fabric Substances 0.000 claims abstract description 21
- 229920005989 resin Polymers 0.000 claims abstract description 21
- 239000011347 resin Substances 0.000 claims abstract description 21
- 239000002344 surface layer Substances 0.000 claims abstract description 18
- 238000000034 method Methods 0.000 claims abstract description 16
- 239000002245 particle Substances 0.000 claims abstract description 10
- 238000005516 engineering process Methods 0.000 claims abstract description 8
- 238000012545 processing Methods 0.000 claims abstract description 8
- 239000006223 plastic coating Substances 0.000 claims abstract description 6
- 239000002994 raw material Substances 0.000 claims abstract description 6
- 238000001035 drying Methods 0.000 claims description 21
- 239000011268 mixed slurry Substances 0.000 claims description 12
- 239000011248 coating agent Substances 0.000 claims description 11
- 238000000576 coating method Methods 0.000 claims description 11
- 239000003795 chemical substances by application Substances 0.000 claims description 6
- 238000002156 mixing Methods 0.000 claims description 6
- 238000003756 stirring Methods 0.000 claims description 6
- 239000000843 powder Substances 0.000 claims description 3
- 239000012752 auxiliary agent Substances 0.000 claims description 2
- 239000000049 pigment Substances 0.000 claims description 2
- 229920002803 thermoplastic polyurethane Polymers 0.000 abstract description 31
- 230000007613 environmental effect Effects 0.000 abstract description 8
- 230000000694 effects Effects 0.000 abstract description 4
- 238000005286 illumination Methods 0.000 abstract description 3
- 238000004519 manufacturing process Methods 0.000 abstract description 3
- 229920006311 Urethane elastomer Polymers 0.000 abstract description 2
- 230000035699 permeability Effects 0.000 abstract 1
- 239000004814 polyurethane Substances 0.000 description 36
- 239000004433 Thermoplastic polyurethane Substances 0.000 description 27
- 239000004831 Hot glue Substances 0.000 description 12
- 239000002002 slurry Substances 0.000 description 10
- 230000000052 comparative effect Effects 0.000 description 6
- 239000008187 granular material Substances 0.000 description 4
- 238000010998 test method Methods 0.000 description 4
- 238000012360 testing method Methods 0.000 description 4
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 description 3
- 238000011056 performance test Methods 0.000 description 3
- 229920005749 polyurethane resin Polymers 0.000 description 3
- CSCPPACGZOOCGX-UHFFFAOYSA-N Acetone Chemical compound CC(C)=O CSCPPACGZOOCGX-UHFFFAOYSA-N 0.000 description 2
- VTYYLEPIZMXCLO-UHFFFAOYSA-L Calcium carbonate Chemical compound [Ca+2].[O-]C([O-])=O VTYYLEPIZMXCLO-UHFFFAOYSA-L 0.000 description 2
- 229920001410 Microfiber Polymers 0.000 description 2
- ZMXDDKWLCZADIW-UHFFFAOYSA-N N,N-dimethylformamide Substances CN(C)C=O ZMXDDKWLCZADIW-UHFFFAOYSA-N 0.000 description 2
- 210000002615 epidermis Anatomy 0.000 description 2
- 238000011156 evaluation Methods 0.000 description 2
- 230000007062 hydrolysis Effects 0.000 description 2
- 238000006460 hydrolysis reaction Methods 0.000 description 2
- 239000010985 leather Substances 0.000 description 2
- 239000003658 microfiber Substances 0.000 description 2
- 239000004970 Chain extender Substances 0.000 description 1
- UAUDZVJPLUQNMU-UHFFFAOYSA-N Erucasaeureamid Natural products CCCCCCCCC=CCCCCCCCCCCCC(N)=O UAUDZVJPLUQNMU-UHFFFAOYSA-N 0.000 description 1
- 241000203475 Neopanax arboreus Species 0.000 description 1
- 239000000654 additive Substances 0.000 description 1
- 230000000996 additive effect Effects 0.000 description 1
- 229910000019 calcium carbonate Inorganic materials 0.000 description 1
- 239000003054 catalyst Substances 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 238000005336 cracking Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 125000005442 diisocyanate group Chemical group 0.000 description 1
- 238000002845 discoloration Methods 0.000 description 1
- UAUDZVJPLUQNMU-KTKRTIGZSA-N erucamide Chemical compound CCCCCCCC\C=C/CCCCCCCCCCCC(N)=O UAUDZVJPLUQNMU-KTKRTIGZSA-N 0.000 description 1
- FJQXCDYVZAHXNS-UHFFFAOYSA-N methadone hydrochloride Chemical compound Cl.C=1C=CC=CC=1C(CC(C)N(C)C)(C(=O)CC)C1=CC=CC=C1 FJQXCDYVZAHXNS-UHFFFAOYSA-N 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000003960 organic solvent Substances 0.000 description 1
- 229920002401 polyacrylamide Polymers 0.000 description 1
- 229920005906 polyester polyol Polymers 0.000 description 1
- 229920000642 polymer Polymers 0.000 description 1
- -1 polytetrafluoroethylene Polymers 0.000 description 1
- 229920001343 polytetrafluoroethylene Polymers 0.000 description 1
- 239000004810 polytetrafluoroethylene Substances 0.000 description 1
- 229920002635 polyurethane Polymers 0.000 description 1
- 230000003678 scratch resistant effect Effects 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 238000003860 storage Methods 0.000 description 1
- 229920002994 synthetic fiber Polymers 0.000 description 1
- 238000011179 visual inspection Methods 0.000 description 1
- 238000005406 washing Methods 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
- 239000002023 wood Substances 0.000 description 1
Classifications
-
- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06N—WALL, FLOOR, OR LIKE COVERING MATERIALS, e.g. LINOLEUM, OILCLOTH, ARTIFICIAL LEATHER, ROOFING FELT, CONSISTING OF A FIBROUS WEB COATED WITH A LAYER OF MACROMOLECULAR MATERIAL; FLEXIBLE SHEET MATERIAL NOT OTHERWISE PROVIDED FOR
- D06N3/00—Artificial leather, oilcloth or other material obtained by covering fibrous webs with macromolecular material, e.g. resins, rubber or derivatives thereof
- D06N3/12—Artificial leather, oilcloth or other material obtained by covering fibrous webs with macromolecular material, e.g. resins, rubber or derivatives thereof with macromolecular compounds obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds, e.g. gelatine proteins
- D06N3/14—Artificial leather, oilcloth or other material obtained by covering fibrous webs with macromolecular material, e.g. resins, rubber or derivatives thereof with macromolecular compounds obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds, e.g. gelatine proteins with polyurethanes
- D06N3/145—Artificial leather, oilcloth or other material obtained by covering fibrous webs with macromolecular material, e.g. resins, rubber or derivatives thereof with macromolecular compounds obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds, e.g. gelatine proteins with polyurethanes two or more layers of polyurethanes
-
- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06N—WALL, FLOOR, OR LIKE COVERING MATERIALS, e.g. LINOLEUM, OILCLOTH, ARTIFICIAL LEATHER, ROOFING FELT, CONSISTING OF A FIBROUS WEB COATED WITH A LAYER OF MACROMOLECULAR MATERIAL; FLEXIBLE SHEET MATERIAL NOT OTHERWISE PROVIDED FOR
- D06N3/00—Artificial leather, oilcloth or other material obtained by covering fibrous webs with macromolecular material, e.g. resins, rubber or derivatives thereof
- D06N3/0002—Artificial leather, oilcloth or other material obtained by covering fibrous webs with macromolecular material, e.g. resins, rubber or derivatives thereof characterised by the substrate
- D06N3/0006—Artificial leather, oilcloth or other material obtained by covering fibrous webs with macromolecular material, e.g. resins, rubber or derivatives thereof characterised by the substrate using woven fabrics
-
- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06N—WALL, FLOOR, OR LIKE COVERING MATERIALS, e.g. LINOLEUM, OILCLOTH, ARTIFICIAL LEATHER, ROOFING FELT, CONSISTING OF A FIBROUS WEB COATED WITH A LAYER OF MACROMOLECULAR MATERIAL; FLEXIBLE SHEET MATERIAL NOT OTHERWISE PROVIDED FOR
- D06N3/00—Artificial leather, oilcloth or other material obtained by covering fibrous webs with macromolecular material, e.g. resins, rubber or derivatives thereof
- D06N3/0086—Artificial leather, oilcloth or other material obtained by covering fibrous webs with macromolecular material, e.g. resins, rubber or derivatives thereof characterised by the application technique
- D06N3/0095—Artificial leather, oilcloth or other material obtained by covering fibrous webs with macromolecular material, e.g. resins, rubber or derivatives thereof characterised by the application technique by inversion technique; by transfer processes
- D06N3/0097—Release surface, e.g. separation sheets; Silicone papers
-
- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06N—WALL, FLOOR, OR LIKE COVERING MATERIALS, e.g. LINOLEUM, OILCLOTH, ARTIFICIAL LEATHER, ROOFING FELT, CONSISTING OF A FIBROUS WEB COATED WITH A LAYER OF MACROMOLECULAR MATERIAL; FLEXIBLE SHEET MATERIAL NOT OTHERWISE PROVIDED FOR
- D06N2209/00—Properties of the materials
- D06N2209/10—Properties of the materials having mechanical properties
- D06N2209/103—Resistant to mechanical forces, e.g. shock, impact, puncture, flexion, shear, compression, tear
-
- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06N—WALL, FLOOR, OR LIKE COVERING MATERIALS, e.g. LINOLEUM, OILCLOTH, ARTIFICIAL LEATHER, ROOFING FELT, CONSISTING OF A FIBROUS WEB COATED WITH A LAYER OF MACROMOLECULAR MATERIAL; FLEXIBLE SHEET MATERIAL NOT OTHERWISE PROVIDED FOR
- D06N2209/00—Properties of the materials
- D06N2209/16—Properties of the materials having other properties
- D06N2209/1678—Resistive to light or to UV
-
- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06N—WALL, FLOOR, OR LIKE COVERING MATERIALS, e.g. LINOLEUM, OILCLOTH, ARTIFICIAL LEATHER, ROOFING FELT, CONSISTING OF A FIBROUS WEB COATED WITH A LAYER OF MACROMOLECULAR MATERIAL; FLEXIBLE SHEET MATERIAL NOT OTHERWISE PROVIDED FOR
- D06N2209/00—Properties of the materials
- D06N2209/16—Properties of the materials having other properties
- D06N2209/1685—Wear resistance
Landscapes
- Engineering & Computer Science (AREA)
- Textile Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Dispersion Chemistry (AREA)
- Synthetic Leather, Interior Materials Or Flexible Sheet Materials (AREA)
Abstract
The invention relates to an environment-friendly mirror synthetic leather for children products and a preparation method thereof, wherein the synthetic leather comprises a base cloth layer, a TPU layer, a PU bottom layer and a PU surface layer which are sequentially arranged, wherein the TPU layer is made of BF-85 TPU particles which are luobo, the PU bottom layer comprises Huafeng JF-5050 dry-method PU resin according to the weight part, and the PU surface layer comprises Huafeng RT-1100 dry-method PU resin according to the raw material formula. The synthetic leather for the baby carriage disclosed by the invention has the advantages that the special plastic coating processing technology is adopted, the specific TPU particles are selected and adhered to the specific PU bottom layer and the PU surface layer, the prepared synthetic leather has a mirror surface effect with high permeability and high brightness, the illumination resistance, the wear resistance and the scratch resistance of the synthetic leather can be improved, the synthetic leather can meet the 24 requirements of PAHS (polyamide-urethane elastomer) environmental protection, the latest environmental protection requirement is met, the export requirement is met, the synthetic leather can be used for exporting baby carriage products, and the production cost of the baby products is reduced.
Description
Technical Field
The invention belongs to the technical field of synthetic leather, and particularly relates to mirror-surface synthetic leather for children products and a preparation method thereof.
Background
The mirror surface synthetic leather is usually PU synthetic leather or PVC or genuine leather at present, and the control of the PU synthetic leather and the PVC on VOC can not meet the environmental protection requirement of export PAHS. The production process of the mirror synthetic leather disclosed in the Chinese patent CN106521980A comprises the following steps: preparing base cloth, and preparing wet slurry and dry slurry; step 2: uncoiling a base fabric, conveying the base fabric to a coating machine through a fabric storage rack, coating wet slurry on the coating machine, solidifying the base fabric in a solidifying tank, washing the base fabric with water, drying the base fabric, cooling the base fabric, and coiling the base fabric to generate bass; and step 3: coating dry-process slurry on release paper and then drying; and 4, step 4: after drying the release paper, continuously coating dry-process slurry again, and then drying the release paper to be semi-dry; and 5: the semi-dried release paper is attached to the bass layer and dried; step 6: and (3) peeling off the release paper after drying, and adhering dry-method slurry to the base to prepare the mirror-surface synthetic leather, wherein the used wet-method slurry comprises polyurethane resin, DMF, wood powder, calcium carbonate and color paste, and the used dry-method slurry comprises waterborne polyurethane resin, DMF, acetone, polytetrafluoroethylene, polyacrylamide, erucamide and color paste. Both the adopted wet-process slurry and the adopted dry-process slurry contain organic solvents, so that the environmental protection property needs to be improved.
Later, a TPU mirror synthetic leather product is gradually developed, such as a mirror microfiber leather disclosed in chinese patent CN109440483A, which comprises a base fabric layer, a hot melt adhesive layer and an epidermal layer, which are sequentially laminated, wherein the hot melt adhesive layer comprises a TPU hot melt adhesive layer, the base fabric layer is a microfiber synthetic material, the epidermal layer is a polyurethane mirror resin, and the preparation raw materials of the TPU hot melt adhesive layer comprise polyester polyol, diisocyanate, a first catalyst and a chain extender. Although the environmental protection is improved to some extent. However, the processing technology of the TPU hot melt adhesive mirror surface synthetic leather product is complex, the base cloth and the hot melt adhesive need to be processed before being attached, the technology is complex, the solid content of the TPU hot melt adhesive is low, the thickness of the TPU hot melt adhesive is thin, the softening point of the TPU hot melt adhesive can be reached at 80 ℃, the subsequent high-temperature processing of the product is not facilitated, the selected polyurethane resin component is undefined, the preparation technology of the TPU hot melt adhesive layer is complex, and the condition that whether the TPU hot melt adhesive layer can be used in exported children products is still required to.
Disclosure of Invention
The invention aims to overcome the defects of the prior art, and provides mirror synthetic leather for children products, which meets the environment-friendly requirement of PAHS (polyamide-urethane) and has excellent illumination resistance and mirror effect, and a preparation method thereof by directly using TPU (thermoplastic polyurethane) particles and adopting a plastic coating processing process.
In order to achieve the purpose, the technical scheme adopted by the invention is as follows:
the mirror-surface synthetic leather for the baby products comprises a base cloth layer, a TPU layer, a PU bottom layer and a PU surface layer which are sequentially arranged, wherein the TPU layer is made of Lubo moist TPU particles, and the model of the TPU layer is BF-85;
the PU surface layer comprises the following raw materials in parts by weight:
90-110 parts of first dry-method PU resin;
5-10 parts of first toner;
0.01-0.05 part of auxiliary agent;
the first dry-process PU resin is Huafeng mirror resin RT-1100;
the PU bottom layer comprises the following raw materials in parts by weight:
90-110 parts of second dry-method PU resin;
5-10 parts of second toner;
the second dry-process PU resin is Huafeng JF-5050.
According to some example aspects of the invention, the first toner is HP-100HA of Huapu.
According to some example aspects of the invention, the additive is a BYK-333 leveling agent.
According to some example aspects of the invention, the second toner is HP-100HA of Huapu.
According to some embodiment aspects of the invention, the TPU layer is 0.3 ± 0.05mm thick, the PU bottom layer is 0.02 ± 0.005mm thick, and the PU face layer is 0.02 ± 0.005mm thick.
According to some example aspects of the invention, the base layer employs a new weft-elastic twill.
According to some example aspects of this invention, the child article is a stroller.
The invention adopts another technical scheme that: the preparation method of the synthetic leather for the children products comprises the following steps:
(1) according to the formula, uniformly stirring and mixing the first dry-process PU resin, the first toner and the leveling agent to prepare first mixed slurry, coating the first mixed slurry on the surface of release paper, and drying to form a PU surface layer;
(2) according to the formula, uniformly stirring and mixing the second dry-process PU resin and the second pigment powder to prepare second mixed slurry, coating the second mixed slurry on the surface of the PU surface layer prepared in the step (1), drying, and forming a PU bottom layer on the PU surface layer;
(3) and (3) attaching the TPU particles BF-85 to the PU bottom layer and the base fabric through a plastic coating processing technology to prepare the mirror-surface synthetic leather.
Due to the application of the technical scheme, compared with the prior art, the invention has the following advantages:
according to the synthetic leather for the baby carriage, the specific TPU particles are selected and attached to the specific PU bottom layer and the PU surface layer, the synthetic leather prepared through the plastic coating processing technology has a high-permeability and high-brightness mirror surface effect, the illumination resistance, the wear resistance and the scratch resistance of the synthetic leather can be improved, the synthetic leather can meet the 24 requirements of PAHS (polyamide-urethane elastomer) environmental protection, meets the latest environmental protection requirement, meets the export requirement, can be used for exporting children products, and reduces the production cost of the children products.
Detailed Description
Specific embodiments of the present invention will be described in further detail with reference to specific examples, but the scope of the present invention is not limited thereto.
Example 1
The children article for use mirror surface synthetic leather that this embodiment provided, this synthetic leather is including base cloth layer, TPU layer, PU bottom and the PU surface course that sets gradually.
The base fabric layer adopts new weft elastic twill.
The TPU layer is made of Lubo moist TPU particles with the model of BF-85.
The PU bottom layer comprises 100 parts of JF-5050 dry PU resin and 8.5 parts of HP-100HA toner, wherein JF-5050 is from Huafeng, and HP-100HA is from Huapu.
The PU surface layer is prepared from 100 parts of RT-1100 dry PU resin, 8 parts of HP-100HA toner and 0.03 part of BYK-333 leveling agent, wherein JF-5050 is from Huafeng, HP-100HA is from Huapu, and BYK-333 is from Staal.
The mirror synthetic leather is prepared by the following steps:
(1) according to the formula, uniformly stirring and mixing the RT-1100 dry-method PU resin, the toner and the BYK-333 flatting agent to prepare first mixed slurry, coating the first mixed slurry on the surface of release paper, and drying to form a PU surface layer;
(2) according to the formula, uniformly stirring and mixing JF-5050 dry-method PU resin and HP-100HA toner to prepare second mixed slurry, coating the second mixed slurry on the surface of the PU surface layer prepared in the step (1), drying, and forming a PU bottom layer on the PU surface layer;
(3) and (3) attaching the TPU particles BF-85 to the PU bottom layer and the base fabric through a plastic coating processing technology to prepare the mirror-surface synthetic leather.
Comparative example 1
The synthetic leather provided in this example is different from example 1 in that: different TPU granules are adopted, and the TPU granules are Wanhua WHT-8170.
The rest is the same as example 1.
Comparative example 2
The synthetic leather provided in this example is different from example 1 in that: different TPU granules were used, the TPU granules being 1175A from BASF.
The rest is the same as example 1.
Comparative example 3
The synthetic leather provided in this example is different from example 1 in that: adopts different TPU hot melt adhesives, in particular DJU-90 of Shanghai Xia polymer products Co.
The rest is the same as example 1.
Comparative example 4
The synthetic leather provided in this example is different from example 1 in that: HD-1100 adopted in the PU surface layer replaces RT-1100 of Huafeng.
Evaluation method
The leathers prepared in example 1 and comparative examples 1 to 4 were subjected to performance tests, and the test results are shown in table 1.
The performance test method comprises the following steps:
1. PAHS environmental protection 24 items: third party professional testing agency testing
2. Scratch resistance: according to standard evaluation, the test method meets the level 1: five-finger scratch-resistant method, standard number: SN/T4449-2016
3. Wear resistance: 2 ten thousand wear-resistant and no damage, and the test method comprises the following steps: martindale test method, standard No.: QB/T-2726-
4. Light resistance: simulating natural light irradiation for 24 hours, if no discoloration occurs, pass is determined (reaching the standard)
5. Mirror surface effect: visual inspection of
6. Hydrolysis resistance: the test method comprises the following steps: sodium hydroxide hydrolysis resistance normal temperature detection method, test 48 hours, no change, standard number: QB/T04671-2014
7. Normal temperature folding resistance: no cracking for 6 ten thousand times, standard no: QB/T-2714-2018
Table 1 shows the results of the performance tests of the leathers prepared in example 1 and comparative examples 1 to 4
The above embodiments are merely illustrative of the technical ideas and features of the present invention, and the purpose thereof is to enable those skilled in the art to understand the contents of the present invention and implement the present invention, and not to limit the protection scope of the present invention. All equivalent changes and modifications made according to the spirit of the present invention should be covered within the protection scope of the present invention.
Claims (8)
1. The utility model provides a children are mirror surface synthetic leather for articles, the synthetic leather is including base cloth layer, TPU layer, PU bottom and the PU surface course that sets gradually, its characterized in that: the TPU layer is made of Lubo moist TPU particles with the model of BF-85;
the PU surface layer comprises the following raw materials in parts by weight:
90-110 parts of first dry-method PU resin;
5-10 parts of first toner;
0.01-0.05 part of auxiliary agent;
the first dry-process PU resin is Huafeng mirror resin RT-1100;
the PU bottom layer comprises the following raw materials in parts by weight:
90-110 parts of second dry-method PU resin;
5-10 parts of second toner;
the second dry-process PU resin is Huafeng JF-5050.
2. The mirror-like synthetic leather for children products according to claim 1, wherein: the first toner is HP-100HA of Huapu.
3. The mirror-like synthetic leather for children products according to claim 1, wherein: the assistant is a BYK-333 flatting agent.
4. The mirror-like synthetic leather for children products according to claim 1, wherein: the second toner is HP-100HA of Huapu.
5. The mirror-like synthetic leather for children products according to claim 1, wherein: the thickness of TPU layer is 0.3 + -0.05 mm, the thickness of PU bottom is 0.02 + -0.005 mm, the thickness of PU surface is 0.02 + -0.005 mm.
6. The mirror-like synthetic leather for children products according to claim 1, wherein: the base fabric layer adopts new weft-elastic twill.
7. The mirror-like synthetic leather for children products according to claim 1, wherein: the children article is a baby carriage.
8. A preparation method of the synthetic leather for the children products, which is characterized by comprising the following steps of:
(1) according to the formula, uniformly stirring and mixing a first dry-method PU resin, a first toner and a leveling agent to prepare a first mixed slurry, coating the first mixed slurry on the surface of release paper, and drying to form a PU surface layer;
(2) according to the formula, uniformly stirring and mixing second dry-process PU resin and second pigment powder to prepare second mixed slurry, coating the second mixed slurry on the surface of the PU surface layer prepared in the step (1), drying, and forming a PU bottom layer on the PU surface layer;
(3) and (3) attaching the TPU particles BF-85 to the PU bottom layer and the base fabric through a plastic coating processing technology to prepare the mirror-surface synthetic leather.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011582298.3A CN112760993B (en) | 2020-12-28 | 2020-12-28 | Environment-friendly mirror synthetic leather for children products and preparation method thereof |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011582298.3A CN112760993B (en) | 2020-12-28 | 2020-12-28 | Environment-friendly mirror synthetic leather for children products and preparation method thereof |
Publications (2)
| Publication Number | Publication Date |
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| CN112760993A true CN112760993A (en) | 2021-05-07 |
| CN112760993B CN112760993B (en) | 2023-01-17 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202011582298.3A Active CN112760993B (en) | 2020-12-28 | 2020-12-28 | Environment-friendly mirror synthetic leather for children products and preparation method thereof |
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| Country | Link |
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Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106008891A (en) * | 2016-05-20 | 2016-10-12 | 合肥安利聚氨酯新材料有限公司 | Polyurethane resin for solvent-free crease-free microfiber mirror-surface synthetic leather and preparation method and application of polyurethane resin |
| CN109440483A (en) * | 2018-09-11 | 2019-03-08 | 东莞市雄林新材料科技股份有限公司 | A kind of high scratch resistance mirror surface super fiber leather and preparation method thereof |
| CN109763349A (en) * | 2019-01-22 | 2019-05-17 | 华大化学(安徽)有限公司 | A kind of middle hard synthetic leather bloom bright face mirror face resin and its preparation method and application |
| CN111172773A (en) * | 2019-12-26 | 2020-05-19 | 华伦皮塑（苏州）有限公司 | Synthetic leather for children products and preparation method thereof |
-
2020
- 2020-12-28 CN CN202011582298.3A patent/CN112760993B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106008891A (en) * | 2016-05-20 | 2016-10-12 | 合肥安利聚氨酯新材料有限公司 | Polyurethane resin for solvent-free crease-free microfiber mirror-surface synthetic leather and preparation method and application of polyurethane resin |
| CN109440483A (en) * | 2018-09-11 | 2019-03-08 | 东莞市雄林新材料科技股份有限公司 | A kind of high scratch resistance mirror surface super fiber leather and preparation method thereof |
| CN109763349A (en) * | 2019-01-22 | 2019-05-17 | 华大化学(安徽)有限公司 | A kind of middle hard synthetic leather bloom bright face mirror face resin and its preparation method and application |
| CN111172773A (en) * | 2019-12-26 | 2020-05-19 | 华伦皮塑（苏州）有限公司 | Synthetic leather for children products and preparation method thereof |
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| CN112760993B (en) | 2023-01-17 |
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