CN101327674A - Method for manufacturing thermoplastic polyurethane membrane capable of isolating migration of fabric coloring agent - Google Patents
Method for manufacturing thermoplastic polyurethane membrane capable of isolating migration of fabric coloring agent Download PDFInfo
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- CN101327674A CN101327674A CNA2008101093258A CN200810109325A CN101327674A CN 101327674 A CN101327674 A CN 101327674A CN A2008101093258 A CNA2008101093258 A CN A2008101093258A CN 200810109325 A CN200810109325 A CN 200810109325A CN 101327674 A CN101327674 A CN 101327674A
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- thermoplastic polyurethane
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Abstract
The invention discloses a fabric dye migrating barrier thermoplastic polyurethane membrane composition and a manufacturing method thereof. In the method, a layer of thermoplastic polyurethane (TPU) mixture with barrier fabric dye migrating function is attached on a common thermoplastic polyurethane membrane to prevent dye from migrating to the surface of the membrane to be polluted by a contactant. The thermoplastic polyurethane mixture with barrier function used by the invention is added with a part of metal or metal oxide powder which is evenly scattered in the thermoplastic polyurethane, and the migrating of the fabric dye is effectively prevented by the metal powder with certain concentration. Therefore, the composition can effectively solve the obvious migrating symptom due to the high temperature fusion of the thermoplastic polyurethane membrane and the fabric with poor dye fastness.
Description
The application is 200510063455.9 divides an application
Technical field
The present invention is relevant a kind of thermoplastic polyurethane diaphragm (TPU Sheet), particularly about a kind of constituent and manufacture method with hot plastic polyurethane diaphragm of textile dye migration prevention function (migration) barrier.
Background technology
Press, thermoplastic polyurethane (TPU) is a kind of of synthetic rubber (Synthetic Rubbers), have durable and be rich in toughness, be difficult for scratch, be shaped after be difficult for losing shape, insulating properties is strong and hear resistance is high advantage.And because of TPU has remarkable physics and chemical property, so can be widely used in different fields.
Three processing modes of general thermoplastic polyurethane diaphragm adopt the processing of high frequency elevated temperature heat butt formula to fit on the fabric mostly, and its processing instantaneous temperature can be up to more than 300 ℃; Yet, the fabric that dyefastness is relatively poor, for example polyester fiber (Polyester) and nylon fiber (Nylon), it is under the high temperature more than 300 ℃, causes dye migration prevention function on the fabric easily to thermoplastic polyurethane diaphragm.Moreover, thermoplastic polyurethane diaphragm is used on ready-made clothes and the bag class sign at present in a large number, if dye for fabrics travels to the thermoplastic polyurethane diaphragm surface because of high frequency high temperature after earnestly processing, to pollute whole clothes or sack, have a strong impact on outward appearance, even cause ready-made clothes and bag class to sell a dealer will causing huge visitor and tell reparations.
In view of this, in order thoroughly to solve the above-mentioned phenomenon of obviously dividing a word with a hyphen at the end of a line, the present invention proposes a kind ofly to avoid the thermoplastic polyurethane diaphragm constituent of textile dye migration prevention function and the manufacture method of thermoplastic polyurethane diaphragm then, and then improves known disappearance.
Summary of the invention
Main purpose of the present invention is to provide a kind of constituent and manufacture method thereof of barrier thermoplastic polyurethane diaphragm with textile dye migration prevention function, it is earnestly processed the textile dye migration prevention function problem that is caused at thermoplastic polyurethane diaphragm in the welding of high frequency high temperature and is improved, effectively avoiding the textile dye migration prevention function phenomenon, and the phenomenon of obviously dividing a word with a hyphen at the end of a line that is caused when thoroughly solving the not good fabric high temperature welding of the plastic polyurethane diaphragm of known heat and dyefastness.
Another object of the present invention is to provide a kind of constituent and manufacture method thereof of barrier thermoplastic polyurethane diaphragm with textile dye migration prevention function, it is outside effective barrier fabric dye migration prevention function phenomenon, also simultaneously at high frequency process equipment risk of short-circuits, provide safe thermoplastic polyurethane diaphragm double-decker, the situation that causes injury to personnel and product yield variation to avoid the short circuit of high frequency equipment takes place.
For achieving the above object, the constituent of barrier thermoplastic polyurethane diaphragm with textile dye migration prevention function provided by the invention can be pressed into a diaphragm, and this constituent comprises:
The thermoplastic polyurethane of one 100 weight portions (PHR);
The metal species powder of one 0.5～50PHR;
The lubrication prescription of one 0.5～10PHR; And
A spot of filler and antioxidant.
The constituent of described barrier thermoplastic polyurethane diaphragm with textile dye migration prevention function, wherein this thermoplastic polyurethane is selected from the polyurethane resin of aromatic polyester type, aromatic polyether type, aromatic series, aliphatic polyether type and aliphatic polyester type.
The constituent of described barrier thermoplastic polyurethane diaphragm with textile dye migration prevention function, wherein this thermoplastic polyurethane has 50～90 Shao Shi A type hardness tester (Shore A).
The constituent of described barrier thermoplastic polyurethane diaphragm with textile dye migration prevention function, wherein the melt index of this thermoplastic polyurethane (MFI) is between 10～100.
The constituent of described barrier thermoplastic polyurethane diaphragm with textile dye migration prevention function, wherein this metal species powder is selected from one of them of metal dust and metal oxide powder.
The constituent of described barrier thermoplastic polyurethane diaphragm with textile dye migration prevention function, wherein this metal species powder is selected from aluminium powder, iron powder, Zinc Oxide, brown iron oxide, silver powder, titanium oxide metal powder, hafnium metal powfer, manganese powder and copper powder.
The constituent of described barrier thermoplastic polyurethane diaphragm with textile dye migration prevention function, wherein the particle size range of this metal species powder is distributed between 1～100 micron (μ m).
The constituent of described barrier thermoplastic polyurethane diaphragm with textile dye migration prevention function, wherein this lubrication prescription is selected from Valelinum Liquidum, natural paraffin wax, Ployethylene Wax, stearmide (stearic amide), palmitamide (palmitic amide), oleamide (oleic amide), methyl bis stearic amide, ethylenebis stearic amide, butyl stearate (butyl Stearate), ethylene glycolmono stearate, fatty acid ester (Fatty acid ester), arbitrary lubrication prescription in montanate (Montanic acid ester) and the derivative of fatty acid (Fatty acid derivatives).
The constituent of described barrier thermoplastic polyurethane diaphragm with textile dye migration prevention function also comprises a pigment.
The manufacture method of barrier thermoplastic polyurethane diaphragm with textile dye migration prevention function provided by the invention comprises the following steps:
The thermoplastic polyurethane constituent that will contain the metal species powder stirs;
This thermoplastic polyurethane constituent that contains the metal species powder is carried out mixing gel, make it become the sizing material of homogeneous phase; And
The formed thermoplastic polyurethane film laminating that contains the metal species powder of this sizing material is bonded to one to have on the base material of thermoplastic polyurethane film layer, make this thermoplastic polyurethane film layer that contains the metal species powder be positioned at this thermoplastic polyurethane film laminar surface, to finish a barrier thermoplastic polyurethane diaphragm with textile dye migration prevention function.
The manufacture method of described barrier thermoplastic polyurethane diaphragm with textile dye migration prevention function, wherein this metal species powder is selected from one of them of metal dust and metal oxide powder.
The manufacture method of described barrier thermoplastic polyurethane diaphragm with textile dye migration prevention function, wherein this metal species powder is selected from aluminium powder, iron powder, Zinc Oxide, brown iron oxide, silver powder, titanium oxide metal powder, hafnium metal powfer, manganese powder and copper powder.
The manufacture method of described barrier thermoplastic polyurethane diaphragm with textile dye migration prevention function, wherein the particle size range of this metal species powder is distributed between 1～100 micron (μ m).
The manufacture method of described barrier thermoplastic polyurethane diaphragm with textile dye migration prevention function, wherein the material of this ground is selected from nylon fiber, polyester fiber, PET thin plate and all kinds of release liners.
Description of drawings
Fig. 1 makes the flow chart of barrier thermoplastic polyurethane diaphragm with textile dye migration prevention function for the present invention.
The specific embodiment
Below do explanation in detail by the specific embodiment conjunction with figs., when the effect that is easier to understand purpose of the present invention, technology contents, characteristics and is reached.
The constituent and the manufacture method thereof of the barrier thermoplastic polyurethane diaphragm with textile dye migration prevention function that the present invention proposes, be at general thermoplastic polyurethane diaphragm the welding of high frequency high temperature earnestly the textile dye migration prevention function problem that caused of processing improved and the phenomenon of obviously dividing a word with a hyphen at the end of a line that is caused when thoroughly solving the not good fabric high temperature welding of the plastic polyurethane diaphragm of known heat and dyefastness.
The constituent that is pressed into a barrier thermoplastic polyurethane diaphragm with textile dye migration prevention function that the present invention proposes, this constituent that contains the metal species powder includes the thermoplastic polyurethane (TPU) of one 100 weight portions (PHR), can be aromatic polyester type (Aromatic Polyester based), aromatic polyether type (Aromatic Polyether based), aromatic series (Polycaprolactone based), aliphatic polyether type (Aliphatic Polyether based) or aliphatic polyester type polyurethane resins such as (AliphaticPolyester based), and the hardness of this thermoplastic polyurethane (Hardness) scope is 50～90 Shao Shi A type hardness tester (Shore A), (Melting Flow Index is MFI) then between 10～100 for its melt index; The metal species powder that in this thermoplastic polyurethane, adds one 0.5～50 weight portions, can be metal dust or metal oxide powder, and the lubrication prescription of one 0.5～10 weight portions, and be mixed with a spot of filler and antioxidant, make its composition one contain the thermoplastic polyurethane constituent of metal species powder.
Wherein, the metal species powder can be selected from aluminium powder, iron powder, Zinc Oxide, brown iron oxide, silver powder, titanium oxide metal powder, hafnium metal powfer, manganese powder or copper powder, and the particle size range of these a little powder is distributed between 1～100 micron (μ m).Moreover, the suitable lubrication prescription of interpolation can make above-mentioned thermoplastic polyurethane fully mix and the metallic roll wheel is had enough release effects in manufacture process, avoid influencing finished product outward appearance and surface nature, the general classification of lubrication prescription mainly can be divided into: (1) paraffin wax lubrication prescription (Paraffinwax), as Valelinum Liquidum, natural paraffin wax, Ployethylene Wax etc.; (2) fatty acid acyl amine lubrication prescription (R-CONH
2), as stearmide (stearic amide), palmitamide (palmitic amide), oleamide (oleic amide), methyl bis stearic amide, ethylene bis stearic amide etc.; (3) ester class lubrication prescription (RCOOR ') is as butyl stearate (butyl Stearate), ethyleneglycolmono stearate, fatty acid ester (Fatty acid ester), montanate (Montanic acidester) and derivative of fatty acid (Fatty acid derivatives) etc.
In addition,, can in aforesaid constituent, add small amounts of pigment again and be mixed simultaneously, make this constituent that can be pressed into a barrier thermoplastic polyurethane diaphragm with textile dye migration prevention function can have different colors for cooperating the color of different fabric substrates.
Fig. 1 is the flow chart of the present invention in the manufacturing barrier thermoplastic polyurethane diaphragm with textile dye migration prevention function, see also shown in Figure 1ly, the thermoplastic polyurethane sizing material that contains the metal species powder that carries out step S10 respectively makes and the general thermoplastic polyurethane sizing material of step S20 is made.With regard to the thermoplastic polyurethane sizing material that making contains the metal species powder, earlier shown in step S12, with materials such as aforesaid thermoplastic polyurethane, filler, lubrication prescription, antioxidant, pigment and metal or metal oxide powders, utilize mixing arrangement that the abundant dispersed with stirring of feedstock composition is even; To mix finely dispersed constituent as step S14 then and insert and carry out mixing gel in the mixing facilities, and make its colloid that becomes homogeneous phase, this is the thermoplastic polyurethane sizing material that contains the metal species powder.With regard to the sizing material that making contains general thermoplastic polyurethane, earlier shown in step S22, with materials such as thermoplastic polyurethane, filler, lubrication prescription, antioxidant and pigment, containing metal class powder does not utilize mixing arrangement that the abundant dispersed with stirring of these a little material composites is even; Then shown in step S24, will mix finely dispersed constituent and insert and carry out mixing gel in the mixing facilities, make its colloid that becomes homogeneous phase, this is general thermoplastic polyurethane sizing material.
Continue and carry out step S30, the general thermoplastic polyurethane sizing material after the mixing gel is delivered to calender, heat is melted the general thermoplastic polyurethane film layer that forms under the state fit on the base material, after the cooling of step S40 is batched; Repeat above-mentioned steps, the thermoplastic polyurethane sizing material that will contain the metal species powder is delivered to calender, heat is melted the thermoplastic polyurethane film layer that contains the metal species powder that forms under the state to fit on this general thermoplastic polyurethane film layer, after the cooling of step S40 is batched, can obtain barrier thermoplastic polyurethane diaphragm with textile dye migration prevention function of the present invention again.
Wherein, above-mentioned ground can be nylon fiber, polyester fiber, PET thin plate or all kinds of release liners.
Because barrier thermoplastic polyurethane diaphragm of the present invention need cooperate follow-up high frequency high temperature welding earnestly to process usually, for considering that the high frequency discharge easily causes the barrier thermoplastic polyurethane diaphragm of interior containing metal or metal oxide to produce the short circuit of high frequency equipment because of conduction down, so the present invention utilizes double-decker to improve this short circuit phenomenon especially.The double-decker of this thermoplastic polyurethane diaphragm does not have the thermoplastic polyurethane film layer and another the thermoplastic polyurethane film layer that contains the metal species powder that add the metal species powder by one deck and is formed; Because wherein the thermoplastic polyurethane film layer of containing metal class powder can be as the insulating barrier of high frequency die head and work top metallic plate, destroy thermoplastic polyurethane diaphragm and fabric so can effectively avoid short circuit to take place, more can improve the security of operator operation greatly.
Therefore, the phenomenon of obviously dividing a word with a hyphen at the end of a line that the present invention is caused in the time of not only can solving the not good fabric high temperature welding of the plastic polyurethane diaphragm of known heat and dyefastness also can be avoided the short circuit of high frequency equipment takes place and the situation that causes injury to personnel and product yield variation simultaneously.
Above-described embodiment only is for technological thought of the present invention and characteristics are described, its purpose makes the personage who has the knack of this technology can understand content of the present invention and is implementing according to this, limit claim of the present invention when not being used as, promptly the equalization of doing according to disclosed spirit generally changes or modifies, and must be encompassed in the claim of the present invention.
Claims (5)
1, a kind of manufacture method of barrier thermoplastic polyurethane diaphragm with textile dye migration prevention function comprises the following steps:
The thermoplastic polyurethane constituent that will contain the metal species powder stirs;
This thermoplastic polyurethane constituent that contains the metal species powder is carried out mixing gel, make it become the sizing material of homogeneous phase; And
The formed thermoplastic polyurethane film laminating that contains the metal species powder of this sizing material is bonded to one to have on the base material of thermoplastic polyurethane film layer, make this thermoplastic polyurethane film layer that contains the metal species powder be positioned at this thermoplastic polyurethane film laminar surface, to finish a barrier thermoplastic polyurethane diaphragm with textile dye migration prevention function.
2, the manufacture method of barrier thermoplastic polyurethane diaphragm with textile dye migration prevention function as claimed in claim 1 is characterized in that, wherein this metal species powder is selected from one of them of metal dust and metal oxide powder.
3, the manufacture method of barrier thermoplastic polyurethane diaphragm with textile dye migration prevention function as claimed in claim 2, it is characterized in that wherein this metal species powder is selected from aluminium powder, iron powder, Zinc Oxide, brown iron oxide, silver powder, titanium oxide metal powder, hafnium metal powfer, manganese powder and copper powder.
4, the manufacture method of barrier thermoplastic polyurethane diaphragm with textile dye migration prevention function as claimed in claim 1 is characterized in that, wherein the particle size range of this metal species powder is distributed between 1～100 micron.
5, the manufacture method of barrier thermoplastic polyurethane diaphragm with textile dye migration prevention function as claimed in claim 1 is characterized in that, wherein the material of this ground is selected from nylon fiber, polyester fiber, PET thin plate and all kinds of release liners.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2008101093258A CN101327674B (en) | 2005-04-08 | 2005-04-08 | Method for manufacturing thermoplastic polyurethane membrane capable of isolating migration of fabric coloring agent |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2008101093258A CN101327674B (en) | 2005-04-08 | 2005-04-08 | Method for manufacturing thermoplastic polyurethane membrane capable of isolating migration of fabric coloring agent |
Related Parent Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNB2005100634559A Division CN100404619C (en) | 2005-04-08 | 2005-04-08 | Composition of barrier thermoplastic polyurethane diaphragm with textile dye migration prevention function and method for preparing same |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101327674A true CN101327674A (en) | 2008-12-24 |
| CN101327674B CN101327674B (en) | 2011-08-24 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2008101093258A Expired - Fee Related CN101327674B (en) | 2005-04-08 | 2005-04-08 | Method for manufacturing thermoplastic polyurethane membrane capable of isolating migration of fabric coloring agent |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20100159185A1 (en) * | 2008-12-22 | 2010-06-24 | Illinois Tool Works Inc. | Applying a design on a textile |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1371793A (en) * | 2001-02-27 | 2002-10-02 | 厚生股份有限公司 | Method for making thermoplastic polyurethane film and composition |
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2005
- 2005-04-08 CN CN2008101093258A patent/CN101327674B/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20100159185A1 (en) * | 2008-12-22 | 2010-06-24 | Illinois Tool Works Inc. | Applying a design on a textile |
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| Publication number | Publication date |
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| CN101327674B (en) | 2011-08-24 |
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