CN105002741A - Imitation vegetable leather regenerated leather production method and product thereof - Google Patents
Imitation vegetable leather regenerated leather production method and product thereof Download PDFInfo
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- CN105002741A CN105002741A CN201410164696.1A CN201410164696A CN105002741A CN 105002741 A CN105002741 A CN 105002741A CN 201410164696 A CN201410164696 A CN 201410164696A CN 105002741 A CN105002741 A CN 105002741A
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Abstract
The invention relates to an imitation vegetable leather regenerated leather production method and a product thereof. The method comprises the following steps: 1, crushing vegetable leather scraps, and roughening to produce leather fibers; 2, putting the leather fibers in a stirring barrel, adding common auxiliary agents, grease, salt, a dye, an adhesive and 2-5 times water, and fully stirring to prepare a mixture; 3, producing a crust leather: squeezing the mixture to remove water, carrying out squeeze flattening, carrying out heating drying, and polishing to produce the crust leather; 4, coloring: coating the surface of the crust leather with a resin mixture, and drying to realize coloring in order to make the surface of the crust leather have permeable transparency feeling, wherein the mixture comprises a common dye, an assistant and resin; and 5, carrying out setting strip production: heating the colored crust leather obtained in step 4 in a die to 50-100DEG C, rolling or pressing to set the crust leather and make the surface color of the crust leather become deep, and cutting by using a knife to produce strips.
Description
Technical field
The present invention relates to a kind of regenerative leather, especially relate to a kind of preparation method and goods thereof of vegetable leather-emulated regenerated leather.
Background technology
Regenerative leather preparation technology, its be generally adopt tannery, Leather Goods Factory etc. iron tan skin bit or skin fibre for main raw material, successively through pulverizing, hacking, add a large amount of water of adhesive, dye well etc. stir after water squeezing, squeeze flat, dry, sheet is put down, polish etc., and step makes scytoblastema, again this scytoblastema surface is processed, as carried out spray paint or covering PU film etc., obtained finished product.But adopt the leather that this technique is obtained, because its scytoblastema surface impurity is many, the inadequate refinement of adhesive, Hua Dianduo, covers so must do impermeable color treatments comprehensively.The scytoblastema surface color adopting this technique obtained does not visually have a transparent feel, and the spitting image of ironing leather of tanning, its manufactured goods are also for ironing skin regenerative leather of tanning.Mainly there is following shortcoming in this type of leather: 1. not environmentally: because the leather of chemicals tanning, be main raw material with its leftover pieces or skin fibre; 2., because being process with coating and PU overlay film, its product surface does not have transparent feel; 3. sizing degree is poor, and not having a constancy with mold heated, pressurization or roll extrusion cladding can rebound; 4., with rolling after mold heated or pressing, natural burnt limit or black surround effect cannot be reached.
Summary of the invention
An object of the present invention is, provides a kind of scytoblastema surface color visually to have a transparent feel and simultaneously can reach the preparation method of the vegetable leather-emulated regenerated leather of the effect that cladding surface color deepens when thermocompression forming; The present invention also aims to, a kind of goods adopting described preparation method directly to obtain are provided.
The present invention realizes the technical scheme that described object adopts to be:
A preparation method for vegetable leather-emulated regenerated leather,
It comprises the steps:
Step one, cream hide offal being set, through pulverizing, hacking, making skin fibre;
Step 2, skin fibre is put into agitator, add the water of usual auxiliaries, grease, salt and dyestuff, adhesive and 2 ~ 5 times, after fully stirring, obtained mixture;
Step 3, prepare skin base, namely water squeezing is carried out to mixture, squeeze flat, heating, drying, polishing, make scytoblastema;
Step 4, colouring, namely dry at described scytoblastema surface coated with resins mixture, its coating surface comprises upper surface, lower surface or upper surface and lower surface, and this mixture comprises common dyes, auxiliary agent and resin, makes its surface have penetrating transparent feel by colouring.
Step 5, sizing bar processed, be about to the scytoblastema of painting through described step 4, adopt mold heated to 50 ~ 100 DEG C, roll or press, make it shape and its surface color is deepened to carry out cutter cutting bar again to it.
Based on such scheme, the component of described scytoblastema and weight ratio are: tree cream skin fibre 50 ~ 94%, the agent 2 ~ 25% of sticky work, grease 2 ~ 20%, salt, dye well auxiliary agent totally 2 ~ 5%.
Further, component and the weight ratio of described tree cream skin fibre are: vegetable tanned leather skin fibre 80 ~ 90%, iron skin fibre 10 ~ 20% of tanning.
Further, component and the weight ratio of described tree cream skin fibre are: vegetable tanned leather skin fibre 90 ~ 100%, iron skin fibre 0 ~ 10% of tanning.
Further, the mode of described step 4 colouring is the spraying of benzene dye, makes product surface have transparent feel, more adds its simulated effect.
Meanwhile, after its scytoblastema drying process, the grease of 0.5% at least also containing finished weight and the composition of tree cream juice.
Adopt the preparation method's of vegetable leather-emulated regenerated leather regenerated bark goods, described regenerated bark goods comprise: a scytoblastema layer; And a surface coating layer, described surface coating layer is coated on the surface of described scytoblastema layer by the mode of benzene dye spraying; And the surface of described regenerated bark goods is formed through the projection be evenly arranged and the groove of mould roll extrusion formation.
Meanwhile, the tangent plane of described projection is half elliptic, and this is only one of preferred embodiment of the present invention, is not limited thereto; And the color of described projection progressively subtracts light from the central authorities of two lateral protrusion of described projection.
Finally, on the dual-side of described regenerated bark goods, scribble edge sealing, and the one in described edge sealing ink edge sealing, dip-dye or spraying edge sealing.
The invention has the beneficial effects as follows: owing to have employed vegetable tanned leftover pieces skin bit and grease, scytoblastema itself can be made to reach the due Wuli-Shili-Renli system approach of high-grade vegetable tanned leather skin; And scytoblastema surface impurity is few, surface is smooth; Through add with dyestuff adding assistant resin form surperficial mixture carry out applying, dry, complete surface coloring.Recycling mould carries out press polish or tumbling, and the grease that scytoblastema is wherein contained after heated and tree cream juice can appear and form natural double-colored burnt limit effect, to reach same surface effect skin-deep with tree cream.
Goods provided by the invention, its advantage is: can be widely used on all kinds of leatherware goods such as furniture, footwear, belt, and effect can reach the similarity with corium tree cream leather 90 ~ 100%.
Method provided by the invention and goods also possess following characteristic: 1, sizing degree is good: tree cream skin is be main tanning agent with natural plants tree cream juice also known as vegetable tanned leather skin, when cladding mold heated is pressurizeed, cladding heat, the biomolecule of leather can change destruction.Can not rebound, thus reach the effect of sizing.So when adopting tree cream skin skin bit leftover pieces to be main raw material, imitative tree cream regenerated bark has just possessed the effect of the due sizing of tree cream skin.The two-color effect of 2, Jiao Bian or black surround.Because the leftover pieces of taking tree cream skin are raw material, but need after making skin fibre to add the mixing of dyestuff salt adding with the agent of sticky work, the heated discoloration effect of original tree cream skin will reduce, and suitable adds grease+auxiliary agent.Contribute to allowing imitative tree cream regenerated bark reach true completely and set the complete effect that cream skin should have heat variable color, hiding in imitative tree cream regenerated bark grease when suitable mold heated to 50 degrees Celsius-100 degrees Celsius is rolled or pressed after heated can emersion surface, so cladding is heated, place is except sizing, color blackening and produce burnt limit effect.Product is made to appear to have nature double-colored and become more three-dimensional more attractive in appearance.3, more economical more efficient, its molecular structure can be destroyed because of during heating pressurization, so therefore tree cream regenerated bark can shape, simultaneously can burnt limit double-colored, one-time-reach-place, saves a large amount of man-hour.Traditional iron regenerated leather of tanning and will reach this effect, repeatedly will roll, press, shape, the time will be grown, and effect is near desirable.And also want other color spray as double-colored burnt limit effect will be showed.Tree cream skin itself is high monovalent products, and the market price is high, and this product is the leftover pieces skin bit with tree cream skin, after recycling, is processed into imitative tree cream regenerated bark, so more economical.4, more environmental protection: because of manufacturing process mostly product vegetable tannins (tree cream skin is also known as vegetable tanned leather) the leather inherently non-toxic product of tree cream skin, this products characteristics adopts the leftover pieces of its tree cream skin to make, so this product can meet asepsis environment-protecting requirement.
Detailed description of the invention
The present invention is described further below:
A preparation method for vegetable leather-emulated regenerated leather,
It comprises the steps,
Step one S1, cream hide offal being set, through pulverizing, hacking, making skin fibre;
Step 2 S2, skin fibre is put into agitator, add the water of usual auxiliaries, grease, salt and dyestuff, adhesive and 2 ~ 5 times, after fully stirring, obtained mixture;
Step 3 S3, prepare skin base, namely water squeezing is carried out to mixture, squeeze flat, heating, drying, polishing, make scytoblastema;
Step 4 S4, colouring, namely dry at described scytoblastema surface coated with resins mixture, its coating surface comprises upper surface, lower surface or upper surface and lower surface, this mixture comprises common dyes, auxiliary agent and resin, makes its surface have penetrating transparent feel by colouring.
Step 5 S5, sizing bar processed, be about to the scytoblastema of painting through described step 4, adopt mold heated to 50 ~ 100 DEG C, roll or press, make it shape and its surface color is deepened, then carrying out cutter cutting bar it.
Based on such scheme, the component of described scytoblastema and weight ratio are: tree cream skin fibre 50 ~ 94%, the agent 2 ~ 25% of sticky work, grease 2 ~ 20%, salt, dye well auxiliary agent totally 2 ~ 5%.
Further, component and the weight ratio of described tree cream skin fibre are: vegetable tanned leather skin fibre 80 ~ 90%, iron skin fibre 10 ~ 20% of tanning.
Further, component and the weight ratio of described tree cream skin fibre are: vegetable tanned leather skin fibre 90 ~ 100%, iron skin fibre 0 ~ 10% of tanning.
Further, the mode of described step 4 colouring is the spraying of benzene dye.
Meanwhile, after its scytoblastema drying process, the grease of 0.5% at least also containing finished weight and the composition of tree cream juice.
Adopt the preparation method's of vegetable leather-emulated regenerated leather regenerated bark goods, described regenerated bark goods comprise: a scytoblastema layer; And a surface coating layer, described surface coating layer is coated on the surface of described scytoblastema layer by the mode of benzene dye spraying; And the surface of described regenerated bark goods is formed through the projection be evenly arranged and the groove of mould roll extrusion formation.
Meanwhile, the tangent plane of described projection is half elliptic, and this is only one of preferred embodiment of the present invention, is not limited thereto; And the color of described projection progressively subtracts light from the central authorities of two lateral protrusion of described projection.
Finally, on the dual-side of described regenerated bark goods, scribble edge sealing, and described edge sealing is the one in ink edge sealing, dip-dye or spraying edge sealing.
The invention has the beneficial effects as follows: owing to have employed vegetable tanned leftover pieces skin bit and grease, scytoblastema itself can be made to reach the due Wuli-Shili-Renli system approach of cream shelves vegetable tanned leather skin; And scytoblastema surface impurity is few, surface is smooth; Through add with dyestuff adding assistant resin form surperficial mixture carry out applying, dry, after completing surface coloring, press polish or tumbling is carried out while recycling heating, the grease that scytoblastema is wherein contained after heated and tree cream juice can appear and form natural double-colored burnt limit effect, to reach same surface effect skin-deep with tree cream.
Claims (4)
1. a preparation method for vegetable leather-emulated regenerated leather, is characterized in that: it comprises the steps, step one, will set cream hide offal, through pulverizing, hacking, makes skin fibre; Step 2, skin fibre is put into agitator, add the water of usual auxiliaries, grease, salt and dyestuff, adhesive and 2 ~ 5 times, after fully stirring, obtained mixture; Step 3, prepare skin base, namely water squeezing is carried out to mixture, squeeze flat, heating, drying, polishing, make scytoblastema; Step 4, colouring, namely dry at described scytoblastema surface coated with resins mixture, this mixture comprises common dyes, auxiliary agent and resin, make its surface have penetrating transparent feel by colouring, step 5, sizing bar processed, be about to the scytoblastema of painting through described step 4, adopt mold heated to 50 ~ 100 DEG C, it rolled or presses, make it shape and its surface color is deepened, then carrying out cutter cutting bar.
2. the preparation method of a kind of vegetable leather-emulated regenerated leather according to claim 1, is characterized in that: the component of described scytoblastema and weight ratio are: tree cream skin fibre 50 ~ 94%, the agent 2 ~ 25% of sticky work, grease 2 ~ 20%, salt, dye well auxiliary agent totally 2 ~ 5%.
3. the preparation method of a kind of vegetable leather-emulated regenerated leather according to claim 2, is characterized in that: component and the weight ratio of described tree cream skin fibre are: vegetable tanned leather skin fibre 80 ~ 90%, iron skin fibre 10 ~ 20% of tanning.
4. the preparation method of a kind of vegetable leather-emulated regenerated leather according to Claims 2 or 3, is characterized in that: component and the weight ratio of described tree cream skin fibre are: vegetable tanned leather skin fibre 90 ~ 100%, iron skin fibre 0 ~ 10% of tanning.
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| CN201410164696.1A CN105002741A (en) | 2014-04-23 | 2014-04-23 | Imitation vegetable leather regenerated leather production method and product thereof |
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| CN201410164696.1A CN105002741A (en) | 2014-04-23 | 2014-04-23 | Imitation vegetable leather regenerated leather production method and product thereof |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113584235A (en) * | 2021-08-17 | 2021-11-02 | 福建华夏合成革有限公司 | Preparation method of leather for boxing gloves |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113584235A (en) * | 2021-08-17 | 2021-11-02 | 福建华夏合成革有限公司 | Preparation method of leather for boxing gloves |
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Application publication date: 20151028 |
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| WD01 | Invention patent application deemed withdrawn after publication |