CN1260427C - Manufacture of synthetic leather with one-step formed coating and substrate - Google Patents
Manufacture of synthetic leather with one-step formed coating and substrate Download PDFInfo
- Publication number
- CN1260427C CN1260427C CN 02104797 CN02104797A CN1260427C CN 1260427 C CN1260427 C CN 1260427C CN 02104797 CN02104797 CN 02104797 CN 02104797 A CN02104797 A CN 02104797A CN 1260427 C CN1260427 C CN 1260427C
- Authority
- CN
- China
- Prior art keywords
- layer
- musculus cutaneus
- foamed plastic
- base material
- release liners
- 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 - Lifetime
Links
Images
Landscapes
- Laminated Bodies (AREA)
- Synthetic Leather, Interior Materials Or Flexible Sheet Materials (AREA)
- Casting Or Compression Moulding Of Plastics Or The Like (AREA)
Abstract
The present invention relates to a method for fabricating synthetic leather with integrally formed coating leather and base materials. Two groups of jet material mixing devices are used, and a PU plastic foaming layer and a surface leather layer are respectively fabricated at the same time. The two layers are attached in the state of half reaction without complete hardening, which enables the PU plastic foaming layer and the surface leather layer to mutually joint so as to obtain the effect of integral forming. The present invention overcomes the defects that the base materials and the surface leather need respectively fabricating, which wastes storage and stacking material space of known technologies, and has the advantages of fabrication program contraction, workshop, equipment and manpower saving, manpower, electric power and material resource saving, production cost reduction, no air and water pollution and wide application.
Description
Technical field
The present invention relates to a kind of synthetic leather manufacture method, referring in particular to a kind of injector of utilizing is poured in the ejaculation of foamed plastic material on one base cloth, again with another injector not the foamed plastic material penetrate and be poured on the release liners forming a musculus cutaneus, and make both as yet not fully the half-reaction state of sclerosis give the base material and the one-time formed synthetic leather manufacture method of musculus cutaneus of pressing.
Background technology
At present, the manufacture method of known artificial synthetic leather, must make a base material earlier, it normally is various raw materials and solvent bearing in one or several dipping tanks, the base cloth guiding is made its impregnation through material in this dipping tank, again this base cloth is introduced that its surperficial gel is solidified, re-used electric heating drying equipment and give dried to form the synthetic leather base material; Must make a musculus cutaneus (or epithelium) more in addition, utilize cement that base material and musculus cutaneus are fitted mutually again.
In the manufacture process of known synthetic leather no matter the manufacturing of base material or musculus cutaneus all used a large amount of solvents, it can cause serious environmental to pollute, as containing dimethyl formamide (Dimethyl Formamide is called for short DMF) in the wet type synthetic leather use solvent, can can cause poisoning via skin absorbs or by the lung suction, for by the poison control centre of tubulation, according to stipulating that factory must be provided with the equipment of gas collection and utilization washing and exhaust-gas treatment, factory and government also must be at any time monitoring and write down its processing procedure, so the processing of its waste gas and waste water is quite wasted time and energy, careless slightlyly promptly can cause serious pollution.
The manufacture process of the synthetic leather of another kind of dry type is to utilize resin-coated method, the butanone of its use (methyl ethyl ketone is called for short MEK) can cause the acute toxic hepatitis of human body, and dimethylbenzene (Xylene) has highly combustibility, can be lighted by heat, spark or flame easily, very easily produce fire, all can pollute air, water; In addition, the cement that uses of fitting also contains solvent, inevitably also has aforesaid bad phenomenon.
The base material of known synthetic leather or musculus cutaneus must be divided into two factory buildings and make respectively, utilize cement that base material and musculus cutaneus are fitted mutually again, and no matter be base material or all flow process manufacturings several times of musculus cutaneus, each flow process need store material again, so the space of its use factory building must be quite big, and electric heating drying equipment has all been used in the manufacturing of known base material or musculus cutaneus, can expend considerable electric power and manpower and improve production cost.
In view of this, the inventor thinks funiculus and amasss the research and development experience of being engaged in Related product for many years through detailed, develops the present invention finally.
Summary of the invention
Main purpose of the present invention is to provide a kind of base material and the one-time formed synthetic leather manufacture method of musculus cutaneus, it utilizes two groups of mixing arrangements that shoot material, make base material and a cortex of a PU foamed plastic layer at one time respectively, and both are not all fitted fully under the state of sclerosis in half-reaction, it is bonded with each other, can reach one-time formed effect, and can overcome must making respectively of known technology, waste stores and piles up the defective in the space of material, can shorten processing procedure, save plant and equipment and manpower and materials, and reduce production costs.
Secondary objective of the present invention is to provide a kind of base material and the one-time formed synthetic leather manufacture method of musculus cutaneus, the base material of its PU foamed plastic layer and this musculus cutaneus layer are not fitted under the state of sclerosis fully in half-reaction, and it is bonded with each other, the composition that all has the PU plastic cement except both, outside can be compatible fully, do not fitted under the state of sclerosis fully, had firm joint effect because of it again.
A further object of the present invention is to provide a kind of base material and the one-time formed synthetic leather manufacture method of musculus cutaneus, and its processing procedure all needn't use traditional solvent, and is difficult for because of solvent produces fire, and can air, water not polluted, and meets environmental protection requirement.
Another object of the present invention is to provide a kind of base material and musculus cutaneus one-time formed synthetic leather manufacture method, it uses the PU plastic material of response type, firm time can be controlled by the addition of the promoter in the curing agent, and needn't use known hot bellows, can save huge electric power energy.
Another purpose of the present invention is to provide a kind of base material and the one-time formed synthetic leather manufacture method of musculus cutaneus, and it can form moulding lines such as predetermined snakeskin, ox-hide or deerskin on the surface of musculus cutaneus layer, can improve its scope of application and purposes.
Technical solution of the present invention is: the one-time formed synthetic leather manufacture method of a kind of base material and musculus cutaneus includes the following step:
One base cloth is carried toward predetermined direction, and it is made of cloth, nonwoven fabric, superfine fibre or its analog;
Get one first mixing arrangement that shoots material and place this base cloth top, PU resin and foamed material are penetrated be poured into the base cloth surface to form the base material of a PU foamed plastic layer;
Get one second mixing arrangement that shoots material, it is placed release liners top, PU is moulded the fat material penetrate and be poured into this release liners surface to form a cortex;
Base material and this musculus cutaneus layer of this PU foamed plastic layer are not fitted under the state of sclerosis fully in half-reaction, it is bonded with each other;
Utilize a retracting device that finished product is furled in the appropriate location.
The one-time formed synthetic leather manufacture method of aforesaid a kind of base material and musculus cutaneus, this musculus cutaneus layer is after PU moulds fat material ejaculation perfusion, and in its end face another layer release liners of fitting, it is the release liners with predetermined wrinkle, for example moulding lines such as snakeskin, ox-hide or deerskin; The release liners that originally was positioned at this musculus cutaneus layer bottom surface is peeled off,, engaged with its base material with this PU foamed plastic layer to expose PU plastic cement material.
The one-time formed synthetic leather manufacture method of aforesaid a kind of base material and musculus cutaneus, the base material end face re-binding unification layer release liners of this PU foamed plastic layer, and after PU foamed plastic layer is advanced a segment distance, promptly peeled off, the surface of this PU foamed plastic layer is flattened.
The one-time formed synthetic leather manufacture method of aforesaid a kind of base material and musculus cutaneus, the base material of this PU foamed plastic layer and the applying of this musculus cutaneus layer, make both around passing a roll extrusion laminating apparatus, the bottom of this roll extrusion laminating apparatus is provided with the pulley of predetermined number, can slide also can be locked in a suitable manner on a guide rail.
Advantage of the present invention is:
1, can shorten processing procedure, saving plant and equipment and manpower and materials, and reduce production costs.
2, base material among the present invention and musculus cutaneus all have the composition of PU plastic cement, can be compatible fully, and do not fitted under the state of sclerosis fully, had firm joint effect because of it again.
3, the present invention needn't use traditional solvent, is difficult for because of solvent produces fire, and can pollute air, water, meets environmental protection requirement.
4, the present invention uses the PU plastic material of response type, and firm time can be controlled by the addition of the promoter in the curing agent, and needn't use known hot bellows, can save huge electric power energy.
5, the present invention can form moulding lines such as predetermined snakeskin, ox-hide or deerskin on the surface of musculus cutaneus layer, can improve its scope of application and purposes.
Description of drawings
Fig. 1 is a manufacturing flow chart of the present invention;
Fig. 2 is the cutaway view of feeder of the present invention;
Fig. 3 is the cutaway view of the present invention along Figure 1A-A direction;
Fig. 4 is the cutaway view of the present invention along Figure 1B-B direction;
Fig. 5 is the cutaway view of the present invention along Fig. 1 C-C direction.
The drawing reference numeral explanation:
10, base cloth 11, delivery wheel 12, workbench 20, first mixing arrangement that shoots material
21, mixing channel 22, screw rod 23, pivot hole 24, feeder
241, material shooting hole 242, feeding mouth 243, refluxing opening 244 rooms
245, control lever 246, piston 247, blocking part 248, baffle plate
249, resistance material pin 25, perfusing hole 30, PU foamed plastic layer
41, ground floor release liners 411, roll defeated
412, roller 42 second layer release liners 421, roller 422, workbench
423, the 3rd layer of release liners 431 of roller 43, roller 50, second mixing arrangement that shoots material
60, musculus cutaneus layer 70, roll extrusion laminating apparatus 71, on roll defeated 72, down roll defeated
73, pulley 74, guide rail 80, retracting device
The specific embodiment
The present invention is further detailed explanation below in conjunction with drawings and the specific embodiments.
Please cooperate and consult shown in Figure 1ly, base material and the one-time formed synthetic leather manufacture method of musculus cutaneus that the present invention proposes include the following step:
One base cloth 10 is carried toward predetermined direction, this base cloth 10 is made of cloth, nonwoven fabric, superfine fibre or its analog, the common in a synchronous manner transmission of roller 431, upper roller 71, bottom roller 72 and retracting device 80 that it is transferred wheel 11 and is positioned at its rear side is carried it forward on the table top of a workbench 12.
Get one first mixing arrangement 20 that shoots material and place this base cloth 10 tops, PU resin and foamed material are penetrated be poured into base cloth 10 surfaces to form the base material of a PU foamed plastic layer 30; Wherein, please consult shown in Figure 2, these first central authorities that shoot material mixing arrangement 20 are provided with a mixing channel 21 longitudinally, are provided with the screw rod 22 of a rotatable start in the groove, and its surrounding is provided with four horizontal pivot holes 23, to install four feeders 24, the front end central authorities of each feeder 24 are provided with a material shooting hole 241, and its top is provided with a feeding mouth 242, and its right side is provided with a refluxing opening 243, its internal capacity room 244 is provided with a control lever 245 in addition, and these control lever 245 tail ends connect a piston 246; When this control lever 245 retreats, the blocking part 247 and baffle plate 248 tablings in control lever 245 stage casings, room 244 is an isolation, the resistance material pin 249 of these control lever 245 front ends supports and terminates in this material shooting hole 241 at this moment, and this material shooting hole 241 forms open states, and material is promptly entered by feeding mouth 242, penetrate by this material shooting hole 241 again, and enter in this mixing channel 21, penetrate by perfusing hole 25 again, shoot material to finish; This resistance material pin 249 supports when terminating in material shooting hole 241 when control lever 245 advances, and material promptly enters room 244 by feeding mouth 241, and flows to each charging basket again by refluxing opening 243 outflows; And this first shoot material mixing arrangement 20 can be with PU resin host, curing agent, blowing agent and coloring material for mixing, be poured into these base cloth 10 surfaces forming a PU foamed plastic layer 30, and this PU foamed plastic layer 30 is carried forward under the state of reaction gradually again.
In these PU foamed plastic layer 30 end faces ground floor release liners 41 of fitting, this ground floor release liners 41 utilizes a roller 411 to be fitted under the state that this PU foamed plastic layer 30 reacts gradually, and after this PU foamed plastic layer 30 is advanced a segment distance, promptly utilize another roller 412 to peel off, the surface that makes this PU foamed plastic layer 30 is flattened a little and is more even.
Get one second mixing arrangement 50 that shoots material, be placed on a second layer release liners 42 tops, the ejaculation of PU plastic cement material is poured into these second layer release liners 42 surfaces to form a cortex 60, wherein, the release material of this second layer penetrates and is poured into these second layer release liners 42 surfaces to form a cortex 60, wherein, this second layer release liners 42 is utilized a roller 421 and is positioned at the common in a synchronous manner transmission of upper roller 71, bottom roller 72 and retracting device 80 of its rear side, and it is carried forward on the table top of workbench 422; This second shoot material structure of mixing arrangement 50 is identical with this first mixing arrangement 20 that shoots material, but the material of its use only is PU resin host, curing agent and colorant, and does not contain blowing agent; And this musculus cutaneus layer 60 is also carried forward under the state of reaction gradually.
In the end face of this musculus cutaneus layer 60 one the 3rd layer of release liners 43 of fitting, it has the release liners of predetermined wrinkle again, moulding lines such as snakeskin, ox-hide or deerskin for example, and its nationality is fitted in its end face by a roller 431 in the process that this musculus cutaneus layer 60 reacts gradually.
The second layer release liners 42 that is positioned at these musculus cutaneus layer 60 bottom surfaces is peeled off; Second layer release liners 42 pile warps one roller 423 is furled again, and both are peeled off.
Base material and this musculus cutaneus layer 60 of this PU foamed plastic layer 30 are not fitted under the state of sclerosis fully in half-reaction, it is bonded with each other; It is with both around passing a roll extrusion laminating apparatus 70, this roll extrusion laminating apparatus 70 includes and rolls defeated 71 and one bottom roller 72 on one, both interconnect, clearance-adjustable is with the degree of control pressing, but and nationality to control the thickness of synthetic skin; In addition, the bottom of this roll extrusion laminating apparatus 70 is provided with the pulley 73 of predetermined number, can on guide rail 74, slide and also be locked in a suitable manner, make this roll extrusion laminating apparatus 70 can on guide rail 74, move to adjust the position, the degree that so can cooperate foaming is selected the appropriate time with PU foamed plastic layer 30 and 60 pressing of musculus cutaneus layer.
At last, utilize a retracting device 80 that finished product is furled in the appropriate location and can finish processing procedure of the present invention.
It more than is the general introduction of structure, position and the correlation of step of the present invention and each member; Then, again with technical characterstic of the present invention and expect the effect statement as the back of reaching:
Principal character of the present invention, utilize first mixing arrangement 20 that shoots material to place this base cloth 10 tops, PU resin and foamed material ejaculation are poured into base cloth 10 surfaces to form the base material of a PU foamed plastic layer 30: simultaneously, utilize second mixing arrangement 50 that shoots material, it is placed a second layer release liners 42 tops, the PU resin material ejaculation of not foaming is poured into these second layer release liners 42 surfaces to form a cortex 60, and this PU foamed plastic layer 30 and this musculus cutaneus layer 60 do not fitted under the state of sclerosis fully in half-reaction, it is bonded with each other, to finish the one-time formed synthetic leather manufacture method of a base material and musculus cutaneus.
The present invention is owing to utilize two groups of mixing arrangements that shoot material, make a PU foamed plastic layer 30 and a cortex 60 at one time respectively, and both are not all fitted fully under the state of sclerosis in half-reaction, it is bonded with each other, so can reach one-time formed effect, overcome must making respectively of known technology, waste stores and piles up the defective in the space of material, have the processing procedure of shortening, save plant and equipment and manpower and materials, and the advantage that reduces production costs.
An of the present invention feature, be that the base material of this PU foamed plastic layer 30 and this musculus cutaneus layer 60 are not fitted under the state of sclerosis fully in half-reaction, it is bonded with each other, the composition that all has the PU plastic cement except both, outside can be compatible fully, do not fitted under the state of sclerosis fully, had the effect of firm joint because of it again.
The present invention does not use cement, and whole processing procedure all needn't use traditional solvent, not because of solvent is easy to produce the problem of fire, and can not pollute air, water, meets environmental protection requirement.
The 3rd layer of release liners 43 that the present invention fits in these musculus cutaneus layer 60 end faces, because of it has the release liners of predetermined wrinkle, can make this musculus cutaneus layer 60 after hardening, form predetermined moulding lines such as snakeskin, ox-hide or deerskin, to improve its scope of application and purposes on its surface.
The present invention is to use the PU plastic material of response type, so but the firm time nationality control by the addition of the promoter in the curing agent, needn't use known hot bellows, can save huge electric power energy.
The above only is of the present invention one preferable possible embodiments, uses the equivalent structure variation that specification of the present invention and claims are done such as, includes in claim of the present invention.
Claims (1)
1. base material and the one-time formed synthetic leather manufacture method of musculus cutaneus include the following step:
One base cloth is carried toward predetermined direction, and it is made of cloth, nonwoven fabric, superfine fibre or its analog;
Get one first mixing arrangement that shoots material and place this base cloth top, PU resin and foamed material are penetrated be poured into the base cloth surface to form the base material of a PU foamed plastic layer;
Get one second mixing arrangement that shoots material, it is placed release liners top, PU is moulded the fat material penetrate and be poured into this release liners surface to form a cortex;
Base material and this musculus cutaneus layer of this PU foamed plastic layer are not fitted under the state of sclerosis fully in half-reaction, it is bonded with each other;
Described musculus cutaneus layer is after PU moulds fat material ejaculation perfusion, and in its end face another layer release liners of fitting, it is the release liners with predetermined wrinkle, and the release liners that originally was positioned at this musculus cutaneus layer bottom surface is peeled off, to expose PU plastic cement material, engage with its base material with this PU foamed plastic layer;
The base material end face re-binding unification layer release liners of described PU foamed plastic layer, and after PU foamed plastic layer is advanced a segment distance, promptly peeled off, the surface of this PU foamed plastic layer is flattened;
The base material of described PU foamed plastic layer and the applying of this musculus cutaneus layer make both around passing a roll extrusion laminating apparatus, and the bottom of this roll extrusion laminating apparatus is provided with the pulley of predetermined number, can slide also can be locked in a suitable manner on a guide rail;
Utilize a retracting device that finished product is furled in the appropriate location.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 02104797 CN1260427C (en) | 2002-02-20 | 2002-02-20 | Manufacture of synthetic leather with one-step formed coating and substrate |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 02104797 CN1260427C (en) | 2002-02-20 | 2002-02-20 | Manufacture of synthetic leather with one-step formed coating and substrate |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1439769A CN1439769A (en) | 2003-09-03 |
| CN1260427C true CN1260427C (en) | 2006-06-21 |
Family
ID=27793133
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 02104797 Expired - Lifetime CN1260427C (en) | 2002-02-20 | 2002-02-20 | Manufacture of synthetic leather with one-step formed coating and substrate |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN1260427C (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108867077A (en) * | 2017-05-11 | 2018-11-23 | 凯力实业股份有限公司 | The manufacturing method and its equipment of environment-friendly type musculus cutaneus and substrate |
Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101349013B (en) * | 2008-08-29 | 2012-03-28 | 黄成源 | Method for making ecological type artificial leather or similar leather object and automatic assembly line thereof |
| CN103660495A (en) * | 2012-09-05 | 2014-03-26 | 凯力实业股份有限公司 | Forming method of environment-friendly membrane materials and base materials |
| CN103711277B (en) * | 2012-10-08 | 2016-04-06 | 凯力实业股份有限公司 | The manufacture method of the three-dimensional wall ornamentation of environment-friendly type |
| CN103407833A (en) * | 2013-08-04 | 2013-11-27 | 山东泽辉高科涂层有限公司 | Printing treatment machine based on basketball polyurethane (PU) leather production |
| CN105882088A (en) * | 2015-01-16 | 2016-08-24 | 王世澎 | Release film |
| CN108166266B (en) * | 2017-12-28 | 2020-04-07 | 宁波高新区盛文途纺织品有限公司 | Fabric coating process |
| CN111231463B (en) * | 2020-03-27 | 2020-08-18 | 安徽森泰木塑集团股份有限公司 | PU (polyurethane) plate and preparation method thereof |
-
2002
- 2002-02-20 CN CN 02104797 patent/CN1260427C/en not_active Expired - Lifetime
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108867077A (en) * | 2017-05-11 | 2018-11-23 | 凯力实业股份有限公司 | The manufacturing method and its equipment of environment-friendly type musculus cutaneus and substrate |
Also Published As
| Publication number | Publication date |
|---|---|
| CN1439769A (en) | 2003-09-03 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN1260427C (en) | Manufacture of synthetic leather with one-step formed coating and substrate | |
| CN1223738C (en) | Sound-proof floor and its manufacturing method | |
| CN101075671A (en) | Control parameter for optimizing membrane electrode assembly property | |
| CN107407043A (en) | Apply the manufacture method of sizing agent carbon fiber, the manufacture method for applying sizing agent carbon fiber, carbon fibre reinforced composite and carbon fibre reinforced composite | |
| WO2010022589A1 (en) | Method for manufacturing ecotypic artificial leather or leather-like and automatic assembly line thereof | |
| CN1295066C (en) | Method for producing plastic glazing product | |
| CN111690301A (en) | Radiation refrigeration coating with gradient structure and preparation method and application thereof | |
| CN103482980A (en) | C/SiC composite material and preparation method of same | |
| CN109624422A (en) | A kind of TPU high/low temperature film composite webs and preparation method thereof | |
| CN102304947B (en) | Fiberglass mesh fabric coated expanded perlite composite heat insulation plate and manufacturing method thereof | |
| CN108145992B (en) | Liquid forming method for composite material with ultra-long open period | |
| CN113548895B (en) | Carbon aerogel film derived from aramid nanofiber with skin-core structure and preparation method thereof | |
| CN1206055A (en) | Air-permeable sheet structural material, leather-like sheet structural material and method of producing the same | |
| WO2018147526A1 (en) | Preparation method and preparation apparatus of carbon fiber sheet molding compound | |
| CN110373906B (en) | High-strength heat-conducting GMT composite board and preparation method thereof | |
| CN110181630A (en) | Panel is the preparation method of the wood plastics composite heating floor of haze tallow oil processing carbide wood | |
| CN112026298B (en) | Preparation method of SBS modified asphalt energy-saving heat-preservation waterproof coiled material | |
| CN108789918B (en) | Preparation method of preformed body and fiber fabric intermediate | |
| CN209211853U (en) | A kind of inner wall of building powder of lacquer putty for use on smearing acceleration drying device | |
| CN110435117B (en) | Low-calorific-value high-strength cable support and preparation method thereof | |
| CN204332547U (en) | The enamelled wire curing range that a kind of Temperature Distribution is controlled | |
| CN2601266Y (en) | Permeabile pad structure | |
| CN1273278C (en) | Solventless substrate material producing method | |
| CN103660495A (en) | Forming method of environment-friendly membrane materials and base materials | |
| CN201848363U (en) | Improved reinforcing material impregnation sizing mechanism |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20060621 |