CN211922052U - Super-soft pattern-absorbing leather with encrypted elastic base cloth - Google Patents
Super-soft pattern-absorbing leather with encrypted elastic base cloth Download PDFInfo
- Publication number
- CN211922052U CN211922052U CN201922257457.1U CN201922257457U CN211922052U CN 211922052 U CN211922052 U CN 211922052U CN 201922257457 U CN201922257457 U CN 201922257457U CN 211922052 U CN211922052 U CN 211922052U
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- China
- Prior art keywords
- layer
- leather
- polyurethane
- elastic
- base fabric
- 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.)
- Expired - Fee Related
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- 239000004744 fabric Substances 0.000 title claims abstract description 56
- 239000010985 leather Substances 0.000 title claims abstract description 40
- 239000010410 layer Substances 0.000 claims abstract description 78
- 229920002635 polyurethane Polymers 0.000 claims abstract description 55
- 239000004814 polyurethane Substances 0.000 claims abstract description 55
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 21
- 239000012790 adhesive layer Substances 0.000 claims abstract description 8
- 230000002745 absorbent Effects 0.000 claims description 4
- 239000002250 absorbent Substances 0.000 claims description 4
- 238000009940 knitting Methods 0.000 claims 3
- 239000000463 material Substances 0.000 abstract description 2
- 238000000034 method Methods 0.000 description 21
- 238000001035 drying Methods 0.000 description 14
- 229920005749 polyurethane resin Polymers 0.000 description 11
- 239000011248 coating agent Substances 0.000 description 9
- 238000000576 coating method Methods 0.000 description 9
- 239000002649 leather substitute Substances 0.000 description 9
- ZMXDDKWLCZADIW-UHFFFAOYSA-N N,N-Dimethylformamide Chemical compound CN(C)C=O ZMXDDKWLCZADIW-UHFFFAOYSA-N 0.000 description 7
- 239000002904 solvent Substances 0.000 description 7
- 238000004519 manufacturing process Methods 0.000 description 5
- 235000013372 meat Nutrition 0.000 description 5
- 239000000203 mixture Substances 0.000 description 4
- 229920005989 resin Polymers 0.000 description 4
- 239000011347 resin Substances 0.000 description 4
- 239000012752 auxiliary agent Substances 0.000 description 3
- 238000010030 laminating Methods 0.000 description 3
- XBDQKXXYIPTUBI-UHFFFAOYSA-M Propionate Chemical compound CCC([O-])=O XBDQKXXYIPTUBI-UHFFFAOYSA-M 0.000 description 2
- KXKVLQRXCPHEJC-UHFFFAOYSA-N acetic acid trimethyl ester Natural products COC(C)=O KXKVLQRXCPHEJC-UHFFFAOYSA-N 0.000 description 2
- 239000003795 chemical substances by application Substances 0.000 description 2
- 238000001816 cooling Methods 0.000 description 2
- 238000009472 formulation Methods 0.000 description 2
- 238000010409 ironing Methods 0.000 description 2
- 238000004898 kneading Methods 0.000 description 2
- 238000007493 shaping process Methods 0.000 description 2
- 239000002002 slurry Substances 0.000 description 2
- 239000007787 solid Substances 0.000 description 2
- 229920002803 thermoplastic polyurethane Polymers 0.000 description 2
- 229920003169 water-soluble polymer Polymers 0.000 description 2
- 239000000853 adhesive Substances 0.000 description 1
- 230000001070 adhesive effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005498 polishing Methods 0.000 description 1
- 239000000843 powder Substances 0.000 description 1
- 238000004088 simulation Methods 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
- 238000005406 washing Methods 0.000 description 1
- 239000002023 wood Substances 0.000 description 1
Images
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- Synthetic Leather, Interior Materials Or Flexible Sheet Materials (AREA)
Abstract
The utility model discloses an ultra-soft flower-absorbing leather of encrypted elastic base cloth, include: the polyurethane adhesive layer comprises a base cloth layer, an elastic wet polyurethane layer, a polyurethane adhesive layer, a dry polyurethane layer and a color water layer, wherein the elastic wet polyurethane layer is formed on the base cloth layer; the utility model discloses finished leather feels soft and flesh is real feels strong, has good resilience, with the similar outward appearance dermatoglyph texture of genuine leather, can satisfy the demand in high-end shoes material market.
Description
Technical Field
The utility model relates to a polyurethane synthetic leather field, especially a super soft flower leather of inhaling of encryption elasticity base cloth.
Background
Because natural leather resources are limited, with scientific and technical progress and improvement of the living standard of people, the development and development of high-quality artificial leather meet the market demand and become a problem to be solved urgently. Because the requirement on the simulation degree of the synthetic leather in the market is higher and higher, especially the requirement on hand feeling and simulated leather patterns is improved, the synthetic leather of the traditional elastic base cloth has hard hand feeling, poor meat feeling, soft hand feeling, poor durability and poor wear resistance, and the development of the synthetic leather with excellent functionality is a trend for later development.
But the synthetic leather in market still does not have genuine leather in the aspect of texture, meat quality etc. and has the feel, and market needs a soft and flesh real sense of feeling strong, the synthetic leather that has the genuine leather texture, the utility model provides a such technical problem.
SUMMERY OF THE UTILITY MODEL
For solving prior art's not enough, the utility model aims to provide an ultra-soft flower leather that inhales of encryption elasticity base cloth, finished product leather feels soft and flesh sense is strong in reality, has good resilience, and with the similar outward appearance dermatoglyph texture of genuine leather, can satisfy the demand in high-end shoes material market.
In order to achieve the above object, the utility model adopts the following technical scheme:
an ultra-soft pattern absorbing leather with an encrypted elastic base fabric, comprising: the polyurethane adhesive comprises a base cloth layer, an elastic wet-process polyurethane layer formed on the base cloth layer, a polyurethane adhesive layer formed on the elastic wet-process polyurethane layer, a dry-process polyurethane layer formed on the polyurethane adhesive layer and a color water layer formed on the polyurethane layer.
In the super-soft pattern absorbing leather with the encrypted elastic base cloth, the base cloth layer is warp-knitted encrypted elastic base cloth.
In the super-soft pattern absorbing leather with the encrypted elastic base cloth, the thickness range of the base cloth layer is 0.6mm +/-0.05 mm.
In the ultra-soft pattern absorbing leather with the encrypted elastic base cloth, the thickness range of the elastic wet polyurethane layer is 0.4mm +/-0.05 mm.
In the super-soft pattern absorbing leather with the encrypted elastic base cloth, the thickness of the polyurethane bonding layer is 0.013 mm.
In the super-soft pattern absorbing leather with the encrypted elastic base cloth, the thickness of the dry polyurethane layer is 0.013 mm.
The super-soft flower-absorbing leather with the encrypted elastic base cloth comprises the following components in parts by weight: the color water bottom layer is formed on the color water crown top layer.
The utility model discloses an useful part lies in:
the warp-knitted and encrypted elastic cloth is used as the base cloth, so that the finished leather has soft hand feeling and strong meat feeling;
the warp-knitted encrypted elastic cloth is matched with the elastic wet polyurethane layer, so that the product has good resilience;
the combination of the bonding layer and the dry-process polyurethane layer further strengthens the compact leather;
the structural design of the color water layer enables the leather to have an apparent dermatoglyph texture comparable to that of the genuine leather.
Drawings
Fig. 1 is a schematic structural diagram of an embodiment of the present invention;
the meaning of the reference symbols in the figures:
1 base cloth layer, 2 elasticity wet process polyurethane layer, 3 polyurethane bonding layer, 4 dry process polyurethane layer, 5 color water layer.
Detailed Description
The present invention will be described in detail with reference to the accompanying drawings and specific embodiments.
As shown in fig. 1, an ultra-soft absorbent leather with an encrypted elastic base fabric comprises: the base cloth layer 1, the elasticity wet process polyurethane layer 2 that forms on base cloth layer 1, the polyurethane bonding layer 3 that forms on elasticity wet process polyurethane layer 2, the dry process polyurethane layer 4 that forms on polyurethane bonding layer 3, the color water layer 5 that forms on the polyurethane layer. The color water layer 5 consists of: the color water bottom layer is formed on the color water crown top layer.
Preferably, the base fabric layer 1 is a warp-knitted stretch base fabric, and the thickness of the base fabric layer 1 is within a range of 0.6mm ± 0.05 mm.
Preferably, the thickness of the resilient wet polyurethane layer 2 is in the range of 0.4mm ± 0.05mm, the thickness of the polyurethane adhesive layer 3 is 0.013mm, and the thickness of the dry polyurethane layer 4 is in the range of 0.13 mm.
The manufacturing method of the super-soft pattern-absorbing leather comprises the following steps:
selecting warp-knitted encrypted elastic base cloth, adopting a wet polyurethane forming process, and adopting high-resilience polyurethane resin to form an elastic wet polyurethane layer 2 on the surface of the base cloth, so that the pattern-absorbing leather has excellent resilience, low wet polyurethane resin modulus, good hand feeling and plump meat feeling;
as an example, the manufacturing process of the wet urethane resin layer: firstly, adding a solvent and an auxiliary agent into wet-process polyurethane resin according to a certain formula proportion, and carrying out batching-vacuum defoaming. And then sequentially releasing the base cloth through a wet-process main machine line, extruding and ironing through a pre-setting groove, coating the prepared wet-process polyurethane slurry, solidifying, washing, squeezing, ironing for 10 rounds, drying, shaping and widening, cooling, and coiling the base cloth to obtain the wet-process polyurethane resin layer.
As an example, the formulation ratio of the wet polyurethane resin slurry is as follows:
high resilience wet process polyurethane resin 6051B: 50 parts of (a) a mixture of (b),
super-soft absorbable flower polyurethane resin 7011: 50 parts of (a) a mixture of (b),
solvent DMF: 110 parts of (a) by weight of,
wood powder: 45 parts of (a) to (b),
CACO 3: 15 parts of (a) to (b),
2 parts of non-ionic auxiliary agent S80,
wet process color paste: and 2 parts.
Secondly, performing dry polyurethane secondary coating on the surface of the elastic polyurethane resin layer by using a dry release paper transfer method, wherein the dry polyurethane layer 4 with a compact structure is formed by the primary coating and is used as the bottom layer of the color water layer 5, and the polyurethane adhesive layer 3 with high solid content is formed by the secondary coating and is used for adhering the elastic polyurethane resin layer and the dry polyurethane layer 4;
as an example, the manufacturing process of the dry-process urethane resin layer:
a manufacturing process of an ultra-soft pattern leather dry polyurethane resin layer of a densified elastic base fabric comprises the following steps: firstly, adding a solvent and an auxiliary agent into the dry-process polyurethane resin according to the following formula proportion. And then sequentially releasing the release paper through a dry-method main machine line, coating the well-distributed dry-method polyurethane fabric on a dry-method first coating platform, drying the well-distributed dry-method polyurethane fabric through an oven, coating the well-distributed dry-method polyurethane base resin on a dry-method second coating platform, semi-drying the well-distributed dry-method polyurethane base resin through the oven, releasing the well-prepared encrypted elastic base fabric on a dry-method laminating platform, laminating the well-prepared encrypted elastic base fabric through a laminating wheel, drying the well-prepared encrypted elastic base fabric through a 30-meter oven, cooling, separately coiling the release paper and the well-laminated base fabric, and finally obtaining a dry-.
As an example, the formula ratio of the dry-process polyurethane fabric is as follows:
wear-resistant and high-temperature-resistant line-absorbing resin 1135B: 100 parts of (a) a water-soluble polymer,
solvent DMF: 70 parts of (a) to (b),
solvent methyl acetate: 30 parts of (a) to (b),
a waterproof agent 9565: 0.3 part by weight of a reaction kettle,
and (3) dry color: proper amount.
As an example, the formulation ratio of the dry-process polyurethane adhesive layer is as follows:
high solid content high tack resin 935: 100 parts of (a) a water-soluble polymer,
60 parts of DMF (dimethyl formamide) serving as a solvent,
solvent methyl acetate: 30 parts of (a) to (b),
a waterproof agent 9565: 0.3 part by weight of a reaction kettle,
dry color chip: proper amount.
And step three, three-plate pretreatment, namely coating the surface of the dry-process polyurethane layer 4 by adopting three-plate printing, and then sequentially carrying out pattern suction by a pattern suction machine and pattern kneading by a pattern kneading machine. And (4) carrying out three-plate post-treatment, polishing, widening and shaping to obtain a finished product with clear concave-convex three-dimensional dermatoglyph grains. The color water layer 5 forms color water bottom layer and color water crown top layer, and color water bottom layer is the dermatoglyph sunk part, and color water crown top layer is the bulge of dermatoglyph, and the two contrast that forms finally forms the clear natural dermatoglyph of texture, and the texture effect is close with the genuine leather, has improved the synthetic leather grade.
It should be noted that the formula and the manufacturing method of the present invention are known in the prior art, and the creation point of the present invention lies in the structure of artificial leather.
The warp-knitted and encrypted elastic cloth is used as the base cloth, so that the finished leather has soft hand feeling and strong meat feeling; the warp-knitted encrypted elastic cloth is matched with the elastic wet polyurethane layer 2, so that the product has good resilience; the combination of the bonding layer and the dry-process polyurethane layer 4 further strengthens the compact leather; the structural design of the color water layer 5 gives the leather an apparent grain texture comparable to that of the genuine leather.
The foregoing illustrates and describes the principles, general features, and advantages of the present invention. It should be understood by those skilled in the art that the above embodiments do not limit the present invention in any way, and all technical solutions obtained by adopting equivalent replacement or equivalent transformation fall within the protection scope of the present invention.
Claims (7)
1. The utility model provides an ultra-soft pattern leather that inhales of encryption elasticity base cloth which characterized in that includes: the elastic base fabric is composed of warp knitting encrypted elastic base fabric, an elastic wet polyurethane layer formed on the warp knitting encrypted elastic base fabric, a polyurethane bonding layer formed on the elastic wet polyurethane layer, a dry polyurethane layer formed on the polyurethane bonding layer and a color water layer formed on the polyurethane layer.
2. The super soft absorbent flower leather of a densified elastic base fabric according to claim 1, wherein the knitting number of the warp-knitted densified elastic base fabric is 28 needles.
3. The super soft absorbent flower leather of a densified elastic base fabric according to claim 1, wherein the warp-knitted densified elastic base fabric has a thickness in a range of 0.6mm ± 0.05 mm.
4. The super soft nubuck leather of claim 1, wherein the thickness of the resilient wet polyurethane layer is in the range of 0.4mm ± 0.05 mm.
5. The super soft nubuck leather for an encrypted stretch base fabric of claim 1, wherein the thickness of said polyurethane adhesive layer is 0.013 mm.
6. The super soft nubuck leather for a densified resilient base fabric of claim 1, wherein the dry polyurethane layer has a thickness of 0.013 mm.
7. The super soft absorbent flower leather with an encrypted elastic base fabric according to claim 1, wherein the color water layer comprises: the color water bottom layer is formed on the color water crown top layer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922257457.1U CN211922052U (en) | 2019-12-12 | 2019-12-12 | Super-soft pattern-absorbing leather with encrypted elastic base cloth |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922257457.1U CN211922052U (en) | 2019-12-12 | 2019-12-12 | Super-soft pattern-absorbing leather with encrypted elastic base cloth |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211922052U true CN211922052U (en) | 2020-11-13 |
Family
ID=73323797
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922257457.1U Expired - Fee Related CN211922052U (en) | 2019-12-12 | 2019-12-12 | Super-soft pattern-absorbing leather with encrypted elastic base cloth |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211922052U (en) |
-
2019
- 2019-12-12 CN CN201922257457.1U patent/CN211922052U/en not_active Expired - Fee Related
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20201113 |