CN114317844A - Novel leather material process - Google Patents
Novel leather material process Download PDFInfo
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- CN114317844A CN114317844A CN202210009432.3A CN202210009432A CN114317844A CN 114317844 A CN114317844 A CN 114317844A CN 202210009432 A CN202210009432 A CN 202210009432A CN 114317844 A CN114317844 A CN 114317844A
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- 239000010985 leather Substances 0.000 title claims abstract description 110
- 239000000463 material Substances 0.000 title claims abstract description 81
- 238000000034 method Methods 0.000 title claims abstract description 31
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 60
- 229910001868 water Inorganic materials 0.000 claims abstract description 60
- 238000002156 mixing Methods 0.000 claims abstract description 35
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 claims abstract description 33
- 238000003756 stirring Methods 0.000 claims abstract description 24
- 238000002791 soaking Methods 0.000 claims abstract description 23
- CDBYLPFSWZWCQE-UHFFFAOYSA-L sodium carbonate Substances [Na+].[Na+].[O-]C([O-])=O CDBYLPFSWZWCQE-UHFFFAOYSA-L 0.000 claims abstract description 20
- 230000002951 depilatory effect Effects 0.000 claims abstract description 13
- 238000004140 cleaning Methods 0.000 claims abstract description 11
- 229910000029 sodium carbonate Inorganic materials 0.000 claims abstract description 10
- 230000001680 brushing effect Effects 0.000 claims abstract description 8
- 238000012545 processing Methods 0.000 claims abstract description 4
- 238000005238 degreasing Methods 0.000 claims abstract description 3
- 239000011248 coating agent Substances 0.000 claims description 21
- 238000000576 coating method Methods 0.000 claims description 21
- FAPWRFPIFSIZLT-UHFFFAOYSA-M Sodium chloride Chemical compound [Na+].[Cl-] FAPWRFPIFSIZLT-UHFFFAOYSA-M 0.000 claims description 14
- 239000004814 polyurethane Substances 0.000 claims description 13
- 229920002635 polyurethane Polymers 0.000 claims description 13
- HUAUNKAZQWMVFY-UHFFFAOYSA-M sodium;oxocalcium;hydroxide Chemical compound [OH-].[Na+].[Ca]=O HUAUNKAZQWMVFY-UHFFFAOYSA-M 0.000 claims description 12
- 238000004043 dyeing Methods 0.000 claims description 9
- 239000003365 glass fiber Substances 0.000 claims description 9
- 239000007788 liquid Substances 0.000 claims description 9
- 239000004745 nonwoven fabric Substances 0.000 claims description 9
- 238000009958 sewing Methods 0.000 claims description 9
- 150000003839 salts Chemical class 0.000 claims description 8
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 claims description 7
- 238000007605 air drying Methods 0.000 claims description 7
- 229940037003 alum Drugs 0.000 claims description 7
- 239000004359 castor oil Substances 0.000 claims description 7
- 235000019438 castor oil Nutrition 0.000 claims description 7
- 239000003795 chemical substances by application Substances 0.000 claims description 7
- 150000001875 compounds Chemical class 0.000 claims description 7
- 238000005034 decoration Methods 0.000 claims description 7
- 229920006332 epoxy adhesive Polymers 0.000 claims description 7
- ZEMPKEQAKRGZGQ-XOQCFJPHSA-N glycerol triricinoleate Natural products CCCCCC[C@@H](O)CC=CCCCCCCCC(=O)OC[C@@H](COC(=O)CCCCCCCC=CC[C@@H](O)CCCCCC)OC(=O)CCCCCCCC=CC[C@H](O)CCCCCC ZEMPKEQAKRGZGQ-XOQCFJPHSA-N 0.000 claims description 7
- 229910000041 hydrogen chloride Inorganic materials 0.000 claims description 7
- IXCSERBJSXMMFS-UHFFFAOYSA-N hydrogen chloride Substances Cl.Cl IXCSERBJSXMMFS-UHFFFAOYSA-N 0.000 claims description 7
- 239000002648 laminated material Substances 0.000 claims description 7
- OTYBMLCTZGSZBG-UHFFFAOYSA-L potassium sulfate Chemical compound [K+].[K+].[O-]S([O-])(=O)=O OTYBMLCTZGSZBG-UHFFFAOYSA-L 0.000 claims description 7
- 229910052939 potassium sulfate Inorganic materials 0.000 claims description 7
- 235000011151 potassium sulphates Nutrition 0.000 claims description 7
- 239000011780 sodium chloride Substances 0.000 claims description 7
- 229910052979 sodium sulfide Inorganic materials 0.000 claims description 7
- GRVFOGOEDUUMBP-UHFFFAOYSA-N sodium sulfide (anhydrous) Chemical compound [Na+].[Na+].[S-2] GRVFOGOEDUUMBP-UHFFFAOYSA-N 0.000 claims description 7
- 239000000344 soap Substances 0.000 claims description 6
- 238000005406 washing Methods 0.000 claims description 6
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims description 4
- 229910052782 aluminium Inorganic materials 0.000 claims description 4
- 239000002131 composite material Substances 0.000 claims description 4
- 238000005520 cutting process Methods 0.000 claims description 4
- 239000011888 foil Substances 0.000 claims description 4
- 239000003981 vehicle Substances 0.000 claims description 4
- 235000008733 Citrus aurantifolia Nutrition 0.000 claims description 2
- 235000011941 Tilia x europaea Nutrition 0.000 claims description 2
- 238000001035 drying Methods 0.000 claims description 2
- 238000007688 edging Methods 0.000 claims description 2
- 238000004049 embossing Methods 0.000 claims description 2
- 239000004571 lime Substances 0.000 claims description 2
- 239000000654 additive Substances 0.000 claims 1
- 230000000996 additive effect Effects 0.000 claims 1
- 238000002360 preparation method Methods 0.000 abstract description 14
- 238000011068 loading method Methods 0.000 abstract description 9
- 238000004519 manufacturing process Methods 0.000 abstract description 2
- 239000010410 layer Substances 0.000 description 61
- 239000000243 solution Substances 0.000 description 15
- 230000007613 environmental effect Effects 0.000 description 10
- 239000005030 aluminium foil Substances 0.000 description 5
- 230000035617 depilation Effects 0.000 description 5
- 238000010438 heat treatment Methods 0.000 description 5
- 239000011259 mixed solution Substances 0.000 description 5
- 230000003014 reinforcing effect Effects 0.000 description 5
- 239000004519 grease Substances 0.000 description 4
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000012993 chemical processing Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 239000000835 fiber Substances 0.000 description 1
- 238000011010 flushing procedure Methods 0.000 description 1
- 239000002932 luster Substances 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 102000004169 proteins and genes Human genes 0.000 description 1
- 108090000623 proteins and genes Proteins 0.000 description 1
- 239000002344 surface layer Substances 0.000 description 1
- 238000009941 weaving Methods 0.000 description 1
Landscapes
- Treatment And Processing Of Natural Fur Or Leather (AREA)
Abstract
The invention provides a novel leather material process, which relates to the technical field of leather materials and comprises the following steps: front section: A. preparing a novel leather material: A1. soaking: soaking the fleshed rawhide in the soaking solution for 3-5 days; A2. cleaning: putting the soaked raw hide into clear water, and slowly stirring for 2-3h by using a stirring device; A3. degreasing: putting the drained raw hide into warm water at 38-40 ℃, adding quantitative sodium hydroxide and sodium carbonate, mixing and stirring for 0.5-1h, and then fishing out and cleaning; A4. hair removal: brushing the depilatory solution on the hairy surface of the raw skin by using a brush, and standing for 3-5 h; through the preparation of various processes to the leather material and with add the processing combination of layer material, can improve the holistic wearability of leather and waterproof nature greatly to save process time, improved production efficiency, add novel night light strake in concatenation department simultaneously, not only improve the aesthetic property, can also further strengthen the stability of connecting, make the leather more durable after the loading.
Description
Technical Field
The invention relates to the technical field of leather materials, in particular to a novel leather material process.
Background
The leather is animal skin which is obtained by physical and chemical processing such as unhairing, tanning and the like and is denatured and non-perishable. The leather is formed by tightly weaving natural protein fibers in a three-dimensional space, and the surface of the leather is provided with a special grain surface layer which has natural grains and luster and comfortable hand feeling.
Among the uses of leather materials, the leather materials are widely popularized and used as automotive interiors nowadays, so that the automotive interiors are more attractive and comfortable. When the leather material is applied to the automotive interior, the leather needs to be cut, so that the leather can be better matched with the mounting position of the automotive interior design, and the attractiveness of the automotive interior is improved.
The traditional leather preparation process is multiple, long in time consumption and poor in wear resistance, after sewing and loading, the stability of a joint is poor, and lines are easy to crack, so that a novel leather material process is provided for solving the problems.
Disclosure of Invention
The invention aims to solve the defects that the traditional leather preparation process is multiple, the time consumption is long, the wear resistance is poor, the stability of a joint is poor after sewing and loading, and lines are easy to crack in the prior art, and provides a novel leather material process.
In order to achieve the purpose, the invention adopts the following technical scheme:
a novel leather material process comprises the following steps:
front section:
A. preparing a novel leather material:
A1. soaking: soaking the fleshed rawhide in the soaking solution for 3-5 days;
A2. cleaning: putting the soaked raw hide into clear water, and slowly stirring for 2-3h by using a stirring device;
A3. degreasing: putting the drained raw hide into warm water at 38-40 ℃, adding quantitative sodium hydroxide and sodium carbonate, mixing and stirring for 0.5-1h, and then fishing out and cleaning;
A4. hair removal: brushing the depilatory solution on the hairy surface of the raw skin by using a brush, and standing for 3-5 h;
A5. deliming: washing with running water to remove alkaline lime remained in the raw leather during hair removal;
A6. tanning: soaking the raw hide in tanning agent for 0.5-1 hr with water temperature controlled at 32-35 deg.C, and transferring into rotary drum for 3-5 hr;
A7. dyeing: dyeing the tanned hides by a dye agent;
A8. fat liquoring: uniformly coating the greasing liquid on the raw hide;
A9. and (3) drying: naturally air-drying the fatliquored rawhide;
A10. and (3) softening: putting the air-dried raw hide into a soft drum and operating for 20-30 min;
A11. coating: smearing the surface of the flaked rawhide through a coating;
A12. embossing: printing patterns on the surface of the raw leather by a printing machine to obtain a finished novel leather material;
B. processing and combining the novel leather material and the novel environment-friendly laminated material through professional novel compound equipment to obtain novel leather;
a rear section:
C. novel leather car interior decoration:
C1. firstly, cutting the novel leather into a special vehicle special edition by using a special cutting machine;
C2. splicing the novel leather together on sewing equipment according to the type, and adding a novel noctilucent edge strip at the splicing position during splicing to form an integral body;
C3. after the splicing is complete, the materials are arranged at the bottom of the front end and the bottom of a rear seat of a driver in a vehicle;
C4. after the novel luminous buckle and the auxiliary materials are mounted on the novel leather, the novel luminous buckle and the auxiliary materials are fixed.
Further, the soaking solution in the step A1 is prepared by mixing water, hydrogen chloride and sodium chloride in a weight ratio of 98.5: mixing at a ratio of 0.4: 1.1.
Further, in the step a3, 4% by mass of sodium hydroxide and 1% by mass of sodium carbonate are added to the mixture of water and sodium hydroxide.
Further, the depilatory in the step A4 is prepared by mixing water, soda lime, sodium sulfide and potassium sulfate in a ratio of 99:0.5:0.3: 0.2.
Further, the tanning agent in the step A6 is prepared by mixing water, alum and salt in a ratio of 98:1.2: 0.8.
Further, the fat adding liquid in the step A8 is prepared by mixing water, castor oil and soap in a ratio of 98:1: 1.
Further, the novel environment-friendly layer material in the step B is a polyurethane composite material.
Furthermore, the polyurethane composite material sequentially comprises a polyurethane layer, a waterproof layer, a breathable layer, a glass fiber layer, an aluminum foil layer, a wear-resistant layer and a non-woven fabric layer.
Furthermore, the polyurethane layer, the waterproof layer, the breathable layer, the glass fiber layer, the aluminum foil layer, the wear-resistant layer and the non-woven fabric layer are mutually bonded through epoxy adhesive.
Furthermore, novel noctilucent edgings can be added to the splicing positions of the novel leather in the step C2.
The invention has the beneficial effects that:
through the preparation of various processes to the leather material and with add the processing combination of layer material, can improve the holistic wearability of leather and waterproof nature greatly to save process time, improved production efficiency, add novel night light strake in concatenation department simultaneously, not only improve the aesthetic property, can also further strengthen the stability of connecting, make the leather more durable after the loading.
Detailed Description
The invention is illustrated below with reference to specific examples. It will be understood by those skilled in the art that these examples are for illustrative purposes only and are not intended to limit the scope of the present invention in any way.
The first embodiment is as follows:
a novel leather material process comprises the following steps:
front section: preparing a novel leather material:
the fleshed rawhide is passed through water, hydrogen chloride and sodium chloride at a rate of 98: mixing and soaking for 3 days according to the ratio of 0.6:1.4, putting the soaked peltry into clear water, slowly stirring for 2 hours by a stirring device, putting the drained peltry into warm water at 38 ℃, adding 3% of sodium hydroxide and 1% of sodium carbonate, mixing and stirring for 0.5 hour, then fishing out and cleaning, mixing water, soda lime, sodium sulfide and potassium sulfate according to the ratio of 98.6:0.6:0.4:0.4, then brushing the prepared depilatory on the hairy side of the peltry by using a brush, standing for 4 hours, washing by running water to remove the soda lime remained in the peltry during depilation, soaking the peltry into a mixed solution prepared by water, alum and salt according to the ratio of 98:1.2:0.8 for 1 hour, controlling the water temperature to be 32 ℃, transferring to a rotary drum for running for 4 hours, dyeing the tanned peltry by using a dye, heating and mixing water, castor oil and soap according to the ratio of 97:2:1 to prepare a grease adding solution, and uniformly coating the greasing liquid on the raw hide, naturally air-drying the greased raw hide, putting the air-dried raw hide into a soft drum, operating for 30min, coating the surface of the fallen soft raw hide by using a coating, and printing patterns on the surface of the raw hide by using a printing machine to obtain the finished novel leather material.
Preparing a novel environment-friendly laminated material:
adhere polyurethane layer, waterproof layer, ventilative layer, glass fiber layer, aluminium foil layer, wearing layer and non-woven fabrics layer and make novel environmental protection and add the layer material together through the epoxy adhesive in proper order, add the layer material to the novel leather material of preparation and the novel environmental protection of preparation through the novel compound equipment of specialty and process the combination and make novel leather, guarantee not delaminating between the material, do not corrugate, the steadiness of reinforcing product.
A rear section: novel leather car interior decoration:
the novel leather is cut out special car special edition to novel cutter for the leather at first, and novel leather is in the same place according to the type concatenation on sewing equipment, and novel night light strake all can be added to all concatenation departments in the middle of the concatenation, integrated into one piece, and the concatenation is complete back, packs into car and drives front end bottom and back seat bottom, after the loading, adds novel night light fastener and auxiliary material, adds on novel leather, plays the fixed action.
Example two:
a novel leather material process comprises the following steps:
front section: preparing a novel leather material:
the fleshed hides were passed through water, hydrogen chloride and sodium chloride at a rate of 98.5: mixing and soaking for 4 days at a ratio of 0.4:1.1, putting the soaked peltry into clear water, slowly stirring for 2.5 hours by a stirring device, putting the drained peltry into warm water at 40 ℃, adding 4% of sodium hydroxide and 2% of sodium carbonate, mixing and stirring for 1 hour, fishing out and cleaning, mixing water, soda lime, sodium sulfide and potassium sulfate at a ratio of 98.6:0.4:0.7:0.3 to prepare a depilatory solution, brushing the prepared depilatory solution on the hairy side of the peltry by using a brush, standing for 3 hours, flushing by running water to remove the soda lime remained in the peltry during depilation, soaking the peltry into a mixed solution prepared by water, alum and salt at a ratio of 98.4:1:0.6 for 0.5 hours, controlling the water temperature to be 32 ℃, transferring to a rotary drum to run for 3 hours, dyeing the tanned peltry by using a dye agent, heating and mixing water, castor oil and salt at a ratio of 99:0.5:0.5 to prepare a grease adding solution, and uniformly coating the greasing liquid on the raw hide, naturally air-drying the greased raw hide, putting the air-dried raw hide into a soft drum to operate for 25min, coating the surface of the fallen soft raw hide by using a coating, and printing patterns on the surface of the raw hide by using a printing machine to obtain the finished novel leather material.
Preparing a novel environment-friendly laminated material:
adhere polyurethane layer, waterproof layer, ventilative layer, glass fiber layer, aluminium foil layer, wearing layer and non-woven fabrics layer and make novel environmental protection and add the layer material together through the epoxy adhesive in proper order, add the layer material to the novel leather material of preparation and the novel environmental protection of preparation through the novel compound equipment of specialty and process the combination and make novel leather, guarantee not delaminating between the material, do not corrugate, the steadiness of reinforcing product.
A rear section: novel leather car interior decoration:
the novel leather is cut out special car special edition to novel cutter for the leather at first, and novel leather is in the same place according to the type concatenation on sewing equipment, and novel night light strake all can be added to all concatenation departments in the middle of the concatenation, integrated into one piece, and the concatenation is complete back, packs into car and drives front end bottom and back seat bottom, after the loading, adds novel night light fastener and auxiliary material, adds on novel leather, plays the fixed action.
Example three:
a novel leather material process comprises the following steps:
front section: preparing a novel leather material:
the fleshed hides were passed through water, hydrogen chloride and sodium chloride at a rate of 98.2: mixing and soaking for 4 days at a ratio of 0.5:1.3, putting the soaked peltry into clear water, slowly stirring for 2 hours by a stirring device, putting the drained peltry into warm water at 38 ℃, adding 4% of sodium hydroxide and 1% of sodium carbonate, mixing and stirring for 0.5 hour, fishing out and cleaning, mixing water, soda lime, sodium sulfide and potassium sulfate at a ratio of 99:0.5:0.3:0.2 to prepare a depilatory solution, brushing the prepared depilatory solution on the hairy side of the peltry by using a brush, standing for 5 hours, washing with running water to remove the soda lime remained in the peltry during depilation, putting the peltry into a mixed solution prepared by mixing water, alum and salt at a ratio of 98.2:1:0.8, soaking for 0.5 hours, controlling the water temperature to be 35 ℃, transferring to a rotary drum for running for 4 hours, dyeing the tanned peltry by using a dye, heating and mixing water, castor oil and soap at a ratio of 98.4:1:0.6 to prepare a grease-added solution, and uniformly coating the greasing liquid on the raw hide, naturally air-drying the greased raw hide, putting the air-dried raw hide into a soft drum, operating for 20min, coating the surface of the fallen soft raw hide by using a coating, and printing patterns on the surface of the raw hide by using a printing machine to obtain the finished novel leather material.
Preparing a novel environment-friendly laminated material:
adhere polyurethane layer, waterproof layer, ventilative layer, glass fiber layer, aluminium foil layer, wearing layer and non-woven fabrics layer and make novel environmental protection and add the layer material together through the epoxy adhesive in proper order, add the layer material to the novel leather material of preparation and the novel environmental protection of preparation through the novel compound equipment of specialty and process the combination and make novel leather, guarantee not delaminating between the material, do not corrugate, the steadiness of reinforcing product.
A rear section: novel leather car interior decoration:
the novel leather is cut out special car special edition to novel cutter for the leather at first, and novel leather is in the same place according to the type concatenation on sewing equipment, and novel night light strake all can be added to all concatenation departments in the middle of the concatenation, integrated into one piece, and the concatenation is complete back, packs into car and drives front end bottom and back seat bottom, after the loading, adds novel night light fastener and auxiliary material, adds on novel leather, plays the fixed action.
Example four:
a novel leather material process comprises the following steps:
front section: preparing a novel leather material:
the fleshed hides were passed through water, hydrogen chloride and sodium chloride at a rate of 98.5: mixing and soaking for 4 days at a ratio of 0.4:1.1, putting the soaked peltry into clear water, slowly stirring for 2.5 hours by a stirring device, putting the drained peltry into warm water at 38 ℃, adding 4% of sodium hydroxide and 1% of sodium carbonate, mixing and stirring for 0.5 hour, then fishing out and cleaning, mixing water, soda lime, sodium sulfide and potassium sulfate at a ratio of 99:0.5:0.3:0.2 to prepare a depilatory solution, brushing the prepared depilatory solution on the hairy side of the peltry by using a brush, standing for 5 hours, washing with running water to remove the soda lime remained in the peltry during depilation, soaking the peltry into a mixed solution prepared by mixing water, alum and salt at a ratio of 98:1.2:0.8 for 1 hour, controlling the water temperature to be 32 ℃, transferring to a rotary drum for 3 hours, dyeing the tanned peltry by using a dye, heating and mixing water, castor oil and soap at a ratio of 98:1:1 to prepare a grease adding solution, and uniformly coating the greasing liquid on the raw hide, naturally air-drying the greased raw hide, putting the air-dried raw hide into a soft drum, operating for 30min, coating the surface of the fallen soft raw hide by using a coating, and printing patterns on the surface of the raw hide by using a printing machine to obtain the finished novel leather material.
Preparing a novel environment-friendly laminated material:
adhere polyurethane layer, waterproof layer, ventilative layer, glass fiber layer, aluminium foil layer, wearing layer and non-woven fabrics layer and make novel environmental protection and add the layer material together through the epoxy adhesive in proper order, add the layer material to the novel leather material of preparation and the novel environmental protection of preparation through the novel compound equipment of specialty and process the combination and make novel leather, guarantee not delaminating between the material, do not corrugate, the steadiness of reinforcing product.
A rear section: novel leather car interior decoration:
the novel leather is cut out special car special edition to novel cutter for the leather at first, and novel leather is in the same place according to the type concatenation on sewing equipment, and novel night light strake all can be added to all concatenation departments in the middle of the concatenation, integrated into one piece, and the concatenation is complete back, packs into car and drives front end bottom and back seat bottom, after the loading, adds novel night light fastener and auxiliary material, adds on novel leather, plays the fixed action.
Example five:
a novel leather material process comprises the following steps:
front section: preparing a novel leather material:
passing the fleshed hide through water, hydrogen chloride and sodium chloride at a rate of 99: mixing and soaking for 5 days according to the ratio of 0.2:0.8, putting soaked peltry into clear water, slowly stirring for 2 hours by a stirring device, putting drained peltry into warm water at 39 ℃, adding 3% of sodium hydroxide and 1.5% of sodium carbonate, mixing and stirring for 1 hour, then fishing out and cleaning, mixing water, soda lime, sodium sulfide and potassium sulfate according to the ratio of 99:0.4:0.3:0.3 to prepare a depilatory, brushing the prepared depilatory on the hairy side of the peltry by using a brush, standing for 3 hours, washing by using running water to remove the soda lime remained in the peltry during depilation, soaking the peltry into a mixed solution prepared by adding water, alum and salt according to the ratio of 97:1.5:1.5, controlling the water temperature to be 34 ℃, transferring to a rotary drum to run for 5 hours, dyeing the tanned peltry by using a dye, heating and mixing water, castor oil and soap according to the ratio of 98:1:1 to prepare a grease adding solution, and uniformly coating the greasing liquid on the raw hide, naturally air-drying the greased raw hide, putting the air-dried raw hide into a soft drum, operating for 20min, coating the surface of the fallen soft raw hide by using a coating, and printing patterns on the surface of the raw hide by using a printing machine to obtain the finished novel leather material.
Preparing a novel environment-friendly laminated material:
adhere polyurethane layer, waterproof layer, ventilative layer, glass fiber layer, aluminium foil layer, wearing layer and non-woven fabrics layer and make novel environmental protection and add the layer material together through the epoxy adhesive in proper order, add the layer material to the novel leather material of preparation and the novel environmental protection of preparation through the novel compound equipment of specialty and process the combination and make novel leather, guarantee not delaminating between the material, do not corrugate, the steadiness of reinforcing product.
A rear section: novel leather car interior decoration:
the novel leather is cut out special car special edition to novel cutter for the leather at first, and novel leather is in the same place according to the type concatenation on sewing equipment, and novel night light strake all can be added to all concatenation departments in the middle of the concatenation, integrated into one piece, and the concatenation is complete back, packs into car and drives front end bottom and back seat bottom, after the loading, adds novel night light fastener and auxiliary material, adds on novel leather, plays the fixed action.
In the invention, experiments of a plurality of groups of examples prove that the novel leather manufactured in the fourth example has better quality, better toughness and more wear resistance compared with the novel leather manufactured in the other examples.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.
Claims (10)
1. A novel leather material process is characterized by comprising the following steps:
front section:
A. preparing a novel leather material:
A1. soaking: soaking the fleshed rawhide in the soaking solution for 3-5 days;
A2. cleaning: putting the soaked raw hide into clear water, and slowly stirring for 2-3h by using a stirring device;
A3. degreasing: putting the drained raw hide into warm water at 38-40 ℃, adding quantitative sodium hydroxide and sodium carbonate, mixing and stirring for 0.5-1h, and then fishing out and cleaning;
A4. hair removal: brushing the depilatory solution on the hairy surface of the raw skin by using a brush, and standing for 3-5 h;
A5. deliming: washing with running water to remove alkaline lime remained in the raw leather during hair removal;
A6. tanning: soaking the raw hide in tanning agent for 0.5-1 hr with water temperature controlled at 32-35 deg.C, and transferring into rotary drum for 3-5 hr;
A7. dyeing: dyeing the tanned hides by a dye agent;
A8. fat liquoring: uniformly coating the greasing liquid on the raw hide;
A9. and (3) drying: naturally air-drying the fatliquored rawhide;
A10. and (3) softening: putting the air-dried raw hide into a soft drum and operating for 20-30 min;
A11. coating: smearing the surface of the flaked rawhide through a coating;
A12. embossing: printing patterns on the surface of the raw leather by a printing machine to obtain a finished novel leather material;
B. processing and combining the novel leather material and the novel environment-friendly laminated material through professional novel compound equipment to obtain novel leather;
a rear section:
C. novel leather car interior decoration:
C1. firstly, cutting the novel leather into a special vehicle special edition by using a special cutting machine;
C2. splicing the novel leather together on sewing equipment according to the type, and adding a novel noctilucent edge strip at the splicing position during splicing to form an integral body;
C3. after the splicing is complete, the materials are arranged at the bottom of the front end and the bottom of a rear seat of a driver in a vehicle;
C4. after the novel luminous buckle and the auxiliary materials are mounted on the novel leather, the novel luminous buckle and the auxiliary materials are fixed.
2. The novel leather material process as claimed in claim 1, wherein the soaking solution in the step A1 is prepared by mixing water, hydrogen chloride and sodium chloride in a ratio of 98.5: mixing at a ratio of 0.4: 1.1.
3. The novel leather material process as claimed in claim 1, wherein 4% sodium hydroxide and 1% sodium carbonate are added in the step A3 based on the mass ratio of water.
4. The novel leather material process as claimed in claim 1, wherein the unhairing liquid in the step A4 is prepared by mixing water, soda lime, sodium sulfide and potassium sulfate in a ratio of 99:0.5:0.3: 0.2.
5. The novel leather material process as claimed in claim 1, wherein the tanning agent in the step A6 is prepared by mixing water, alum and salt in a ratio of 98:1.2: 0.8.
6. The novel leather material process as claimed in claim 1, wherein the fat liquor in step A8 is prepared by mixing water, castor oil and soap in a ratio of 98:1: 1.
7. The novel leather material process as claimed in claim 1, wherein the novel environment-friendly additive material in step B is a polyurethane composite material.
8. The novel leather material process as claimed in claim 7, wherein the polyurethane composite material comprises a polyurethane layer, a waterproof layer, a breathable layer, a glass fiber layer, an aluminum foil layer, a wear-resistant layer and a non-woven fabric layer in sequence.
9. The novel leather material process as claimed in claim 8, wherein the polyurethane layer, the waterproof layer, the breathable layer, the glass fiber layer, the aluminum foil layer, the wear-resistant layer and the non-woven fabric layer are bonded to each other by epoxy adhesive.
10. The novel leather material process as claimed in claim 1, wherein novel noctilucent edgings can be added to the splicing part of the novel leather in the step C2.
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| CN202210009432.3A CN114317844A (en) | 2022-01-06 | 2022-01-06 | Novel leather material process |
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Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103667542A (en) * | 2013-11-27 | 2014-03-26 | 海宁森德皮革有限公司 | Production technology of contrast-effect automobile seat cushion leather |
| CN211075635U (en) * | 2019-09-17 | 2020-07-24 | 佛吉亚（中国）投资有限公司 | Automobile seat surface cover and automobile seat comprising same |
| DE102019109390A1 (en) * | 2019-04-10 | 2020-10-15 | Dr. Ing. H.C. F. Porsche Aktiengesellschaft | Interior component for a motor vehicle |
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Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103667542A (en) * | 2013-11-27 | 2014-03-26 | 海宁森德皮革有限公司 | Production technology of contrast-effect automobile seat cushion leather |
| DE102019109390A1 (en) * | 2019-04-10 | 2020-10-15 | Dr. Ing. H.C. F. Porsche Aktiengesellschaft | Interior component for a motor vehicle |
| CN211075635U (en) * | 2019-09-17 | 2020-07-24 | 佛吉亚（中国）投资有限公司 | Automobile seat surface cover and automobile seat comprising same |
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Application publication date: 20220412 |