CN109982857A - High function thermal transfer releasing agent - Google Patents
High function thermal transfer releasing agent Download PDFInfo
- Publication number
- CN109982857A CN109982857A CN201680090852.1A CN201680090852A CN109982857A CN 109982857 A CN109982857 A CN 109982857A CN 201680090852 A CN201680090852 A CN 201680090852A CN 109982857 A CN109982857 A CN 109982857A
- Authority
- CN
- China
- Prior art keywords
- releasing agent
- heat transfer
- agent layer
- thermostabilization
- transfer label
- 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.)
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B44—DECORATIVE ARTS
- B44C—PRODUCING DECORATIVE EFFECTS; MOSAICS; TARSIA WORK; PAPERHANGING
- B44C1/00—Processes, not specifically provided for elsewhere, for producing decorative surface effects
- B44C1/16—Processes, not specifically provided for elsewhere, for producing decorative surface effects for applying transfer pictures or the like
- B44C1/165—Processes, not specifically provided for elsewhere, for producing decorative surface effects for applying transfer pictures or the like for decalcomanias; sheet material therefor
- B44C1/17—Dry transfer
- B44C1/1712—Decalcomanias applied under heat and pressure, e.g. provided with a heat activable adhesive
Abstract
Disclose heat transfer label.Heat transfer label includes special thermostabilization releasing agent, it is consumingly adhered on carrier, ink and adhesive height wettable surface are provided, it is kept under thermal transfer bonding condition complete, it is easy to discharge, dirty paste will not be left on transfer object or fabric, and releasing agent incrustation can persistently be copied on gained transfer object.
Description
Background technique
The present invention relates to a kind of high function thermostabilization releasing agents (release), it is consumingly adhered on carrier, provides ink
With adhesive height wettable surface, keeps complete under thermal transfer bonding condition, be easy to discharge, it will not be in transfer object or fabric
On leave dirty paste, and releasing agent incrustation (finish) can persistently be copied to gained transfer object on.Therefore, this explanation
Book specifically quotes it.It should be appreciated, however, that the various aspects of present subject matter are applied equally to other similar answer
With.
Printing heat transfer label is well known and is frequently used for figure (such as text or graphic designs) being transferred to object
On product (such as clothes or commodity).Heat transfer label is usually preprinted with figure, then uses heating cushion or flatiron etc. by figure
On from label transfer to article.Printing technology such as intaglio printing, hectographic printing, flexible version printing, silk-screen printing and number print
Brush can be used in generating heat transfer label.In general, figure is formed thereon on the roll web or substrate for being applied with releasing agent layer.It will
Black figure is applied on releasing agent layer, then applies adhesive.Therefore, adhesive is applied to the top surface of figure.When making
When figure is applied to article by user then, adhesive for labels is faced down to and is turned on article, and applies heat to label
Figure is transferred on article by the back side of substrate from the releasing agent layer of label substrate.
However, many is used for the release agent material of thermal transfer at temperature and pressure conditions during thermal transfer applies, lack
It is weary to keep complete thermal stability or heat resistance during entire hot adhesion and carrier are removed.This unsuitable releasing agent layer warp
Often result in the dirty paste in undesirable surface of thermal transfer decoration.Therefore, the dirty paste of releasing agent will have the design of covering ink, cover contact
Fabric extent and the negative effect for changing various visual appearances by humidity exposure or washing.Further, current thermal transfer
Releasing agent is normally based on wax, leaves wax residue on the surface, which generates the appearance of heat transfer label
Negative effect.In addition, current non-cerul releasing agent solves wax residue problems, but there is the black coverage rate or wetting of difference
Problem and loose black attachment issue, so that being wiped during printing operation there are high printing defects number and from releasing agent surface
The ink fallen.
The invention discloses a kind of special thermostabilization releasing agents, are firmly adhered on carrier, provide ink and bonding
Agent height wettable surface keeps complete under thermal transfer bonding condition, is easy to discharge, and will not leave on transfer object or fabric
Dirty paste, and releasing agent incrustation can persistently be copied on gained transfer object.
Summary of the invention
The content of simplification presented below, in order to provide the basic comprehension of some aspects to disclosed innovation.The content
It is not widely to summarize, and be not intended to identification key/critical element or describe its range.Its sole purpose is in simplified form
Some concepts are presented, as the preamble being described in more detail presented later.
Theme disclosed and claimed herein includes high function releasing agent system in terms of one, and it includes hot steady
Surely form a film organic composite, and the composition constitutes the matrix or main body of releasing agent.Thermostabilization film forming organic composite is thermosetting property
Or the composition of chemical crosslinking.Initially, organic composite is liquid form, to allow various industrial coatings and printing operation, is used
It is applied on carrier surface in by cover ink (flood) or pattern, and forms compacted zone on the surface of the carrier.Releasing agent system is also wrapped
Chemically active surface constituent component is included, structure is formed with releasing agent matrix and connect, and in the table of releasing agent matrix or main body
Have on face or near-surface region and is uniformly distributed.Further, releasing agent system include in releasing agent matrix and its surface it is thin,
The dispersion of thermostabilization solid phase (one or more) component.When forming integrated morphology, the combination of said components is so that releasing agent
Can be expressively extremely successful in extensive thermal transfer label or decorative applications, and introduce new function and unique effect.
In order to realize aforementioned and related objective, the certain of disclosed innovation are described herein in conjunction with following description and accompanying drawings and are shown
Example property aspect.However, only instruction and can be intended to using some in the various modes of principle disclosed herein these aspects
Including all such aspects and its equivalent.When considered in conjunction with the accompanying drawings, other advantages and novel feature will be from saying in detailed below
It is become apparent in bright.
Detailed description of the invention
Fig. 1 shows the schematic cross section of the heat transfer label according to disclosed structure.
Fig. 2 shows the schematic cross sections for the heat transfer label being neatly transferred on thermal transfer article.
Fig. 3 shows the heat transfer label according to disclosed structure to label and article surface with the dirty paste of releasing agent
Schematic cross section.
Fig. 4 shows the schematic cross section of heat transfer label structure according to the present invention.
Fig. 5 A- Fig. 5 E shows the schematic cross-section on various high function releasing agent surfaces and structure according to the present invention
Figure.
Fig. 6 shows the thermal transfer dress with the decorative effect of combination gloss and matt (matte) according to the present invention
The perspective view (perspective view) of decorations.
Fig. 7 shows the perspective view on the structuring releasing agent surface of heat transfer label according to the present invention.
Fig. 8 A and Fig. 8 B show the improved printing quality on releasing agent surface of the invention.
Fig. 9 shows the transfer object on the polyester textile surface with sharp keen pixel and semi-glossy decoration.
Specific embodiment
The innovation is described referring now to the drawings, wherein identical appended drawing reference is used to indicate identical element always.With
In lower explanation, for illustrative purposes, numerous specific details are set forth in order to provide the thorough understanding to it.It may be evident, however, that
It is, it can practice innovation without these specific details.In other cases, it is shown in block diagram form well known
Structure and equipment, in order to be described.
As shown in Figure 1-3, being applied to the heat transfer label of article (especially textile fabric, wearable items or clothes)
(HTL) 100 carrier 102 (plastic film or paper), on the surface of the carrier or covering releasing agent on the surface of the carrier is generally included
Layer 104, monochromatic or polychrome ink design level 106 and the adhesive phase 108 being aligned with black design level 106.
However, although some layers or component of HTL 100 be described as " covering (overlying) " or " at (on) " other
On layer or component, but it is to be understood that HTL 100 can be squeezed, and allow to different layer or component " covering
(overlie) " or " at (on) " on other.Therefore it provides such term is intended merely to facilitate explanation rather than with any
Mode is limited.
HTL 100 can be used for that (that is, thermal transfer article) simultaneously on receptor article 110 by the way that HTL is designed placed face down
Apply enough heats and pressure with by ink design 106 and adhesive 108 adhere on article surface decorative textile product or its
His acceptor material.Then carrier 102 is peeled off to complete to transfer, as shown in Figure 2.
However, many is used for the release agent material of thermal transfer at temperature and pressure conditions during thermal transfer applies, lack
It is weary to keep complete thermal stability or heat resistance during entire hot adhesion and carrier are removed.This unsuitable releasing agent layer warp
The dirty paste 112 in undesirable surface of thermal transfer decoration is often resulted in, as shown in Figure 3.The dirty paste of releasing agent will have the design of covering ink, cover
It covers the fabric extent of contact and changes the negative effect of various visual appearances by humidity exposure or washing.
As disclosed in Fig. 4, the invention discloses a kind of special thermostabilization releasing agents 400, are consumingly adhered to
On carrier, ink 404 and 406 height wettable surface of adhesive are provided, keeps complete under thermal transfer bonding condition, is easy to release
It puts, dirty paste will not be left on transfer object or fabric, and can be (gloss, semi-glossy, lacklustre by releasing agent incrustation
Or combination gloss and lacklustre) persistently copy on gained transfer object.
Carrier 402 for high function releasing agent system can be plastic tab, film or paper stock.Preferably, using tool
There is a surface smooth, without dirty paste applied for releasing agent layer, transparent or semitransparent plastic film, such as with a thickness of about 2
Mil to 5 mils polyethylene terephthalate (PET) or polycarbonate (PC).Carrier 402 further preferably has low thermal shrinkage
Or expansion is to allow printing registration.
High function releasing agent system includes three components of following key: (1) thermostabilization film forming organic composite is constituted
The matrix or main body of releasing agent.It is the composition of thermosetting property or chemical crosslinking.Initially, organic composite is liquid form, with
Allow various industrial coatings and printing operation, for cover ink or pattern to be applied to carrier surface, and shape on the surface of the carrier
At compacted zone.
(2) a kind of chemically active surface constituent component forms structure with releasing agent matrix and connect, and in release matrix
Main body surface or near-surface region on have be uniformly distributed.(3) and, have in releasing agent matrix and its surface thin, hot
The dispersion of stable solid phase (one or more) component.(1) and (2) or above-mentioned (3) component are combined into integrated morphology and make this
Releasing agent can be expressively extremely successful in extensive thermal transfer label or decorative applications, and introduces new function and unique work
With.
(1) the releasing agent chemical composition in is related to following key component:
Polymer, prepolymer, oligomer or organic resin, with chemical reactivity side group, end or side chain functionalities
(such as-OH ,-COOH ,-epoxides ,-silanol etc.).
Diluent, liquid medium or solvent, for every other chemical constituent to be dispersed in releasing agent ingredient.
Catalyst is preferably free of organotin, for example accelerates the reaction rate of above-mentioned crosslinking based on Zn or Bi.
Crosslinking agent or curing agent, such as isocyanates, aziridine, carbodiimide, polyamines etc., and it is anti-in organic resin
The reaction of answering property group.In one embodiment, film forming organic composite is that have glass transition temperature before crosslinking
(Tg) it is greater than about 40 DEG C of thermoplastic resin, and after cross-linking reaction there is thermal stability or fusing point to be higher than 160 DEG C.
In one embodiment, organic substrate composition is preferably polyacrylate or polyester-based resin, and Tg is higher than
40 DEG C ,-OH value is higher than the KOH/g resin of 80mg, and the ingredients such as optionally additional-COOH ,-silanol, epoxides.Phase
The crosslinking agent answered be preferably it is as listed above contain N, to generate high temperature stable releasing agent matrix, have and pass through XPS or phase
Close the measurable N content of analysis tool on the surface.
As needed, can also include such as denaturant (deformer), levelling agent, antistatic agent, curing agent blocking agent,
The additives such as extended pot life agent, retarder, solvent seasoning agent.
(2) the releasing agent chemical composition in is related to following key component:
Macromonomer, prepolymer or the polymer of more segmentations or branch, it is incompatible with substrata compatible and matrix
Part.Substrata compatible part provides strong interaction or attachment for thermostabilization matrix, and the incompatible part of matrix provides effectively
Surface modification power.These surface modifiers (preferably low or middle MW surface-active chemicals) be control liquid release agent formulation and
The quality on obtained solid releasing agent surface and the key of physical/chemical.The design of the chemical constituent can control well
Releasing agent surface, to improve heat transfer label quality and its thermal transfer performance.Example includes having ether (EO and/or PO) collateral chain
Polyacrylate, the acrylate with-OH reactive group and the collateral chain of siloxanes, have reactive isocyanate end group
Straight-chain hydrocarbons or alkene etc..The surface active composition listed is distributed in physics and the change of (1) and (2) after solvent seasoning and crosslinking
When learning in connection structure, measurable O content on the surface will be shown by XPS or correlation analysis tool.In releasing agent
The presence of middle component (2), which also enables, reaches 40 dynes per centimeters or more Gao Shui by the surface of dyne (dyne) ink or pen measurement
It is flat.Additive based on siloxanes would generally drop low-surface-energy and cause wetability difference or printability poor.It was found that in the present invention
The component (2) used is effective for keeping high surface energy, while allowing to carry out surface using certain siloxanes and applying, defoam and prevent
Agglomeration function.
(3) the releasing agent chemical composition in is related to following key component: inorganic (such as silica or mineral filler) or
The thermostabilization solid granulates substance of organic (such as high-melting-point or thermosetting polymer powder) type.Granularity is preferably from about 1 μm extremely
50 μm, this allows readily dispersed on releasing agent surface and is uniformly distributed.Organic forms solid phase is preferably as it easy
In processing, low humidity sensibility, high sedimentation resistance stability and excellent connection with component (1) and (2).Match by component (3)
It can also include additive, such as dispersion intensifier, foam controller, antistatic agent, viscosity improver when making in system
Deng.Organic forms solid phase has the thermal stability higher than 160 DEG C preferably to be suitble to disclosed thermal transfer releasing agent to apply.
Single packing (1-pack) or double pack (2-pack) system can be made in releasing agent chemical composition of the invention.For
One-package system, storage period is about 2-8 hours at room temperature, and curing agent blocking agent can be used for long term storage, and then
It is hardened after the application by heat cure.For two-package system, part A generally includes reaction resin, catalyst and has
The surface modifier of additive needed for any, part B are usually the curing agent or viscosity modifier with any required medium.A
Partial preparation is frequently necessary to high-shear mixer or middle shear mixer, such as Cowles type, to ensure all chemical constituents
Be completely dispersed and be homogenized.It should be noted that avoiding using low-purity component or being exposed to dirty paste, humidity, dust etc..Part B, if
Be it is flowable, can in the closed container, if cannot flow, can be used non-reactive solvent appropriate be diluted to it is uncommon
The levels of viscosity of prestige.Before application, part A is the related content based on reactive component, with any desired solvent
Or in the case where additional additives, mixed with specifically measuring ratio with part B.
The method for applying high function releasing agent system on the surface of the carrier includes individual paper feeding printing (sheet-fed
Printing it) or is coated with and web printing or coating.Flat bed screen printing can be used in the former, and the latter can be used reversed intaglio plate and apply
Cloth.After wet press or coating, thin slice or roll web is set to be subjected to heating/drying process to remove solvent, and cause crosslinking
Reaction is to form the carrier sheet or roll web that releasing agent is coated with.Additional aging or annealing can also be used for further improving carrier
Dimensional stability.Can further tear or accurately cut releasing agent coating thin slice or roll web to be suitble to special printer
It is board-like, apply for subsequent ink and adhesive.
Heat transfer label can be printed by monochromatic or multi-color design analog or digital with individual paper feeding or cylinder board
Formula is prepared on releasing agent surface.Then pass through simulation printing or powder dispersion process (powder scattering
Process) apply adhesive and be connected to (in communication with) with ink design.Printing material is further torn or
It is cut into relatively narrow roll web or single label and packs to store or to transport.
Operation is activated to carry out together by hot adhesion machine and heated platen, Pneumatic pressure control, sensor or operator, it will
Printed design on HTL is transferred on receptor article surface.Typical bonding is set as 120-160 DEG C, 0.2-2.0b, l-15s,
To adapt to various fabric types and binder (bonder) configuration.After gluing, can immediately or still hot, half heat or
Carrier is removed from the thermal transfer (heat transfer) on receptor article in the case where cold.
As shown in Fig. 5 A-E, feature of this invention is that the surface texture on releasing agent surface is enabled to be transferred into most
Whole thermal transfer design, and have compared with conventional releasing agent to the resistance of colour fading caused by washing, abrasion etc..Such as figure
Shown in 5A, the plate finish 500 in smooth surface releasing agent completion thermal transfer of the invention can be used.As shown in Figure 5 B, may be used
To use light texture releasing agent of the invention to complete semi-glossy decoration 502.As shown in Figure 5 C, high texture of the invention can be used
Releasing agent completes lacklustre decoration 504.As shown in Figure 5 D, can also patterning releasing agent structure through the invention realize it is same
When with lacklustre and gloss incrustation 506.As shown in fig. 5e, other than front or work surface releasing agent, carrier
Apparent surface can also be covered by this releasing agent structure, with provide two-sided releasing agent, anti-backing (anti-backing), sliding
Or friction control 508.
The present invention can be more clearly understood that by reference to following instance, it should be understood that these examples are illustrative without answering
It is considered as limitation of the present invention.
Embodiment
Embodiment 1
Gloss releasing agent composition and application by silk-screen printing on the surface of the carrier.Gloss releasing agent group of the invention
An example for closing object is:
| Gloss releasing agent | (g) |
| CAStat 308 | 0.54 |
| Joncryl 587 | 120.12 |
| BLO | 170.23 |
| Byk 3560 | 5.01 |
| XK-635 | 0.52 |
| Tego Protect 5001 | 1.31 |
| STI-95 | 3.05 |
| XR-2500 | 0.55 |
| Tolonate HDT-90 | 46 |
Herein, CAStat 308 be a kind of antistatic agent (byThere is provided), Joncryl-587 is that have-OH
With the polyacrylate of-COOH functional group (byThere is provided), BLO be butyrolactone solvent (byThere is provided),
BYKTM3560 be have polyethers function surface modifier (byThere is provided), XK-635 is crosslinking catalyst (by KingThere is provided),Protect 5001 be another reactive surfaces modifying agent (byIt mentions
For), STI-95 be have isocyanate function hydrocarbon (byThere is provided), XR-2500 be aziridine curing agent (by
Avery There is provided), TolonateTMHDT-90 be a kind of polyisocyanate curing agent (by
It provides).
Said components are added to one by one in clean container, at room temperature in using under high shear
Cowles mixer homogenizing is applied to the release agent prescription on carrier for silk-screen printing to obtain.
The carrier thin film used is the PET film of 100 μ m-thicks, is the flake (sheet of 550mm × 700mm
Form).Printing screen be #460 mesh cover ink screen, be mounted on Avery Dennison roller screen process press, for automatically into
It is printed to releasing agent.Then under 130 DEG C of set temperature that the thin slice of printing is defeated by HT-003 by being heated with IR for heat
The machine pipeline drying of sending about 40 seconds.Then, thin slice is before last stack through too short cooling segment.The carrier of releasing agent coating is thin
Piece can further in about 30 DEG C to about 120 DEG C of at a temperature of heat ageing, as further stable carrier selection.It is obtained
Release agent film have layer structure as shown in Figure 5A.
Embodiment 2
Lacklustre releasing agent composition and the application by silk-screen printing on the surface of the carrier.
Herein, Ceraflour 920 is a kind of organic dust base delustering agent (being provided by Byk), JoncrylTM- 550 be tool
There is the polyacrylate of-OH functional group.It is printed in the same manner as example 1.Release agent film obtained has
Layer structure as shown in Figure 5 C.
Embodiment 3
Gloss+lacklustre combination releasing agent of upper unique " watermark " effect is designed for thermal transfer.It is this special
Gloss+lacklustre combination releasing agent is made by two step releasing agent printing technologies.Firstly, as in Example 1 on PET
Cover ink prints (flood print) gloss releasing agent.Secondly, design has the pattern structure for desired " watermark "
Then screen is printed on the gloss releasing agent thin slice on roller screen process press by pattern screen (460 mesh or rougher)
Lacklustre releasing agent.Release agent film obtained has layer structure as shown in Figure 5 D.
Then using water base red ink (AQ is red), water base white backing (AQ white) and water-based adhesive (AG adhesive)
Gloss+lacklustre releasing agent printing thin slice is printed on flat-bed screen printing machine.Drier setting is 120 DEG C for ink
And IR is opened, and is 85 DEG C and IR closings, the heating time of HT004 pipeline conveyer (tunnel conveyor) for adhesive
It is about 45s.The printed design pattern (arts) obtained on 550mm × 700mm thin slice is cut into label sizes appropriate, so
It is thermally bonded under conditions of 140 DEG C, 10s, 1.5b on white polyester fabric afterwards, and under heat, temperature, cold stripping conditions, test
Easy peelability.When being transferred to fabric surface, the printed design energy that is prepared on gloss above+lacklustre release agent carrier
It is enough to generate special " watermark " pattern in color design, such as 600 in Fig. 6, wherein monochromatic (red) is with gloss and wave
The lacklustre decoration of shape wave pattern.This texture replication process on label is washable and is washing repeatedly
(laundry) " watermark " effect is kept afterwards.
Following table shows transfer disbonded test under hot, the mild cool condition of this label and is repeating hot water (60 DEG C)
The visibility of " watermark " effect obtained after washing.
Embodiment 4
Semi-glossy releasing agent composition and pass through the application in intaglio plate coating to carrier surface.
| SG.IR | lbs |
| Ceraflour 920 | 22.0 |
| CAStat 308 | 1.0 |
| Joncryl 550 | 240.0 |
| MEK/Tol | 340.0 |
| Byk 3560 | 6.0 |
| K-Kat XK-635 | 1.5 |
| Tego Protect 5001 | 1.5 |
| STI-95 | 6.0 |
| Tolonate HDT-90 | 53.3 |
Here, the solvent used is the methyl ethyl ketone and toluene that volume ratio is 1:1, and releasing agent composition passes through not hard
The Cowles type high-shear mixer of agent mixes (compound).Before the coating by curing agent and optional additional solvent
It blends.It is coated and (is applied on intaglio plate coating line using the 20 inches or 40 inches wide PET roll webs with a thickness of 100 microns
Cloth mode is reversed intaglio plate (85lpi, the PQCH of mechanical engraving of the roller of the chrome-faced of the inking pore structure with design
Ink hole pattern, inking pore volume are 33.30bcm).Coating is run with 150 feet/min of linear velocity, wherein 3 area's heating parts
It is set in the mean temperature of 200F.About 10 seconds after heating, roll web is cooled down and be rolled into a roll again by air.
The thin slice of measurement coating has 3.0gsm (g/m2) dry coat weight, the uniform fold on pet sheet face, and not having
Have due to rolling up again and causes to block.Then the roller of coating is become silted up into (silted) at suitably sized, is placed in Blue-M baking oven
In, it is further heating and curing at 90 DEG C about 72 hours.The structuring releasing agent surface 700 observed in the secure execution mode (sem shows in Fig. 7
Out.Shown in surface compact and evenly dispersed have the thermostabilization solid phase particles for being strongly attached to matrix structure.By XPS, (x is penetrated
Photoelectron Spectroscopy) measurement releasing agent surface obtained chemical composition, as shown in the table.
Use Water-based screen printer's ink (Adf black, ADM, Adf clear from Avery Dennison etc.) and water
Base screen-printed adhesive (AG or QL from Avery Dennison) or dispersion apply powder adhesives (such as from
The A23 of Avery Dennison) heat transfer label of the production with design original image (artwork) on Atma silk-screen printing line.
Exemplary silk screen suitable for printing is 230 mesh for ink, is 123 mesh for adhesive.It is printed on SG.IR releasing agent surface
Every layer by HT-004 duct type furnace about 95 DEG C -115 DEG C at a temperature of heating and IR it is dry, in duct type furnace (tunnel
Oven the representative heat time in) is 40-45 seconds.
It was found that the surface of the printer's ink being impregnated on releasing agent surface and release agent film can be closely related.Pass through a dyne pen
Measurement current releasing agent compared with KP44LMTCGR4812 (byThere is provided) surface can show in the following table.Pass through
Printed monolayer water-based ink, such as the ADF black screen ink of Avery Dennison, on releasing agent film surface, and pass through
Optical microscopy under image analyzer or uniform backlight measures defects count, and progress ink, which is impregnated with, to be compared, such as Fig. 8.
Fig. 8 shows the microphoto of the black coverage rate on the releasing agent surface with different surfaces energy, 32 dynes per centimeters
To 42 dynes per centimeters.(left side) covers unsmooth, printing defects for KP44LMTCGR4812 releasing agent (32 dynes per centimeter), ink
It counts high.(right side) for SG.IR releasing agent (42 dynes per centimeter), covering is smooth, and printing defects count very low.
Thermal transfer peeling force is measured, using with following monochromatic and 1 inch × 6 inch forms solid overlayer
Label construction-(1) carrier is coated with the PET film of SG.IR, the design of (2) ink, the adhesive of (3) register.
The test design of silk-screen printing is cut into inch strips and is existed by thermal transfer cementing machine (heat transfer bonder)
It is thermally bonded under 320F, 8s, 1.5b on heavy cotton fabric (Interlock cotton).The thermosphere pressing plate made is cooled to room
Then temperature is surveyed on Instron cupping machine by T- separation mode with the constant detachment rate and 50N of 12 inch/minutes
Force snesor is tested.For each sample, peeling force is averaged at least 8 inches of expanded ranges, and each
It is carried out at least three sample of the release agent film of test.
As shown in Table, this releasing agent heat transfer label print and with low stripping force be easy to thermal transfer in terms of show
Well.
Embodiment 5
Releasing agent suitable for digital printing thermal transfer object.
Such number, high-definition image transfer are applied, this releasing agent as shown in examples detailed above (for example,
SG.IR (primed) one layer of thin background color further) is applied, makes digital color successfully to receive HP Indigo ElectroInks
Coloured silk design HTL.One example of the compatible background color being used together with this releasing agent system be DigiPrime 5000 (byIt provides).
Then the releasing agent coated is fed by 5500 printing machine of HP Indigo to carry out colored printing, then silk screen
Print white backing layer of ink and adhesive print or dispersion.Using above-mentioned heat-transferring method by gained digital printing thermal transfer
Label is applied in target substrate.Fig. 9 shows the transfer object obtained on polyester textile surface, with sharp keen pixel
It is decorated with from the semi-glossy of the texture replication on SG.IR releasing agent sheet surface.Incrustation be it is wash fast, will not after washing
Change.
Embodiment 6
The durability for the surface texture effect that the present invention is generated relative to conventional releasing agent.
Releasing agent prepared in accordance with the present invention is directed to releasing agent object of reference (the Avery Dennison releasing agent based on wax
3.04) washing test is carried out.The releasing agent of both types is subjected to silk-screen printing on the PET thin slice of 4 mils, then uses water
Based black ink and adhesive carry out pattern printing.Then by the design of printing at 140 DEG C, 10s, 1.5b set lower thermal transfer to gathering
On ester fabric, and binder pressing plate disengaging after, carrier is removed immediately, i.e., hot soarfing from.
The gloss and color of transfer sheet obtained by measurement before washing, and re-measured after 1 40 DEG C of wash cycle, so
It re-measures after 5 40 DEG C of wash cycles, is finally re-measured after additional 5 60 DEG C of wash cycles afterwards.In following table ratio
Change compared with the gloss of current gloss releasing agent sample G-1 and the 3.04 releasing agent samples based on wax.In entire wash cycle,
G-1 sample remains the major part of its initial gloss, even and if wax releasing agent sample after 1 wash cycle, it may have it is huge
Gloss variation.Color change is also in this way, showing very small color after washing with the thermal transfer that G-1 releasing agent generates
Variation, and compare (comparison) with significant color change.
Washing changes gloss level (40 DEG C of 5X, 60 DEG C of+5X):
Washing changes color (40 DEG C of 5X, 60 DEG C of+5X)
Embodiment 7
As Fig. 5 E shows carrier on each surface with releasing agent.Heat transfer label is printed, front surface is used for
Receive printer's ink and adhesive, opposite face is released agent covering optionally to provide additional function, for example sliding controls, is anti-
Agglomeration, Anti-curling etc..On the PET film volume of 40 inches wide of 4 mil thicks, if embodiment 4 is by front surface semi-glossy releasing agent
It is applied on gravure coater.Gloss backing composition below the back side use of film loads dry film roll coil paper
Passed through for the second time on to coating machine.
Thus the carrier of the double spread prepared has semi-glossy releasing agent on the top surface of carrier, and opposite
There is gloss releasing agent, in order to handle and prevent to block in entire printing, stacking and cutting operation on surface.Two releases
The difference of glossiness and surface tension between agent surface is as follows.The high surface tension of positive releasing agent keeps ink and adhesive easy
In wetting and printing, low surface tension and high glaze back releasing agent ensure caking performance.
| Ex.7 carrier | Decoration | 60 ° of gloss | Surface tension |
| Front surface | Semi-glossy | 18.1 | 40 dynes per centimeters |
| Back surface | Gloss | 80.1 | 30 dynes per centimeters |
Example described above including claimed theme.Certainly, for the mesh for describing theme claimed
, it is impossible for describing each combination being contemplated that of component or methodology, but those of ordinary skill in the art will be recognized that
To many themes claimed be further combined and displacement is possible.Therefore, theme claimed is intended to wrap
Include such variation, modification and the change in all spirit and scope for falling in the attached claims.In addition, with regard to term
" including (includes) " use for detailed description or claim, such term be intended to " include with term
(comprising) " " comprising (comprising) " the similar mode explained when being used as transitional word in the claims includes
Inside.
Claims (21)
1. a kind of heat transfer label for being applied to article, it includes:
Carrier；
Releasing agent layer on the carrier surface；
Black design level；
With the adhesive phase of the black design level register；And
Wherein the releasing agent layer includes thermostabilization film forming organic composite, chemically active surface constituent component and thin, thermostabilization
The dispersion of solid phase components.
2. heat transfer label according to claim 1, wherein the carrier includes plastic tab, film or paper stock.
3. heat transfer label according to claim 1, wherein thermostabilization film forming organic composite constitutes the release
The matrix or main body of oxidant layer.
4. heat transfer label according to claim 3, wherein thermostabilization film forming organic composite is thermosetting property or change
Learn the composition of crosslinking.
5. heat transfer label according to claim 4, wherein the chemically active surface constituent component and releasing agent layer base
Matter forms structure connection, and has in the surface region of the releasing agent layer matrix and be uniformly distributed.
6. heat transfer label according to claim 5, wherein thin, thermostabilization solid phase components the dispersion is distributed in institute
It states in releasing agent layer matrix and its surface.
7. heat transfer label according to claim 6, wherein the releasing agent layer printed by individual paper feeding or be coated with and
Web printing or coating are applied to the carrier surface.
8. heat transfer label according to claim 1, wherein the ink design level is monochromatic black design level.
9. heat transfer label according to claim 1, wherein the releasing agent layer has carbon, the 1-10 of 70-85 atom %
The composition of the silicon of the nitrogen of atom %, the oxygen of 10-25 atom % and 0-10 atom %.
10. heat transfer label according to claim 1, wherein the releasing agent layer be applied to the carrier front and
The back side is to be used for two-sided releasing agent.
11. it is a kind of for being applied to the heat transfer label of article, it includes:
Plastic film carrier；
Releasing agent layer on the carrier surface；
Polychrome ink design level；With
With the adhesive phase of the black design level register；With
Wherein the releasing agent layer includes thermostabilization film forming organic composite, chemically active surface constituent component and thin, thermostabilization
The dispersion of solid phase components.
12. heat transfer label according to claim 11, wherein being released described in thermostabilization film forming organic composite composition
Put the matrix or main body of oxidant layer.
13. heat transfer label according to claim 12, wherein thermostabilization film forming organic composite be thermosetting property or
The composition of chemical crosslinking.
14. heat transfer label according to claim 13, wherein the chemically active surface constituent component and releasing agent layer
Matrix forms structure connection, and has in the surface region of the releasing agent layer matrix and be uniformly distributed.
15. heat transfer label according to claim 14, wherein thin, thermostabilization solid phase components the dispersion is distributed in
In the releasing agent layer matrix and its surface.
16. heat transfer label according to claim 11, wherein the releasing agent layer is printed or is coated with by individual paper feeding
The carrier surface is applied to web printing or coating.
17. heat transfer label according to claim 11, wherein the releasing agent layer is applied to the front of the carrier
With the back side to be used for two-sided releasing agent.
18. a kind of heat transfer label for being applied to article, it includes:
Plastic film carrier；
Releasing agent layer on the carrier surface；
Polychrome ink design level；
The adhesive phase being connected to the black design level；With
Wherein the releasing agent layer includes thermostabilization film forming organic composite, chemically active surface constituent component and thin, thermostabilization
The dispersion of solid phase components, thermostabilization film forming organic composite constitute the matrix or main body of the releasing agent layer, it is described it is thin,
The dispersion of thermostabilization solid phase components is distributed in the releasing agent layer matrix and its surface.
19. heat transfer label according to claim 18, wherein thermostabilization film forming organic composite be thermosetting property or
The composition of chemical crosslinking.
20. heat transfer label according to claim 19, wherein the chemically active surface constituent component and releasing agent layer
Matrix forms structure connection, and has in the surface region of the releasing agent layer matrix and be uniformly distributed.
21. a kind of releasing agent functional supports applied suitable for thermal transfer, it includes:
Thermostabilization film forming organic composite；
Chemically active surface constituent；With
Carefully, the dispersion of thermostabilization solid phase components.
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| PCT/US2016/062254 WO2018093362A1 (en) | 2016-11-16 | 2016-11-16 | High-function heat transfer releases |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109982857A true CN109982857A (en) | 2019-07-05 |
Family
ID=57629678
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201680090852.1A Pending CN109982857A (en) | 2016-11-16 | 2016-11-16 | High function thermal transfer releasing agent |
Country Status (6)
| Country | Link |
|---|---|
| EP (1) | EP3541632A1 (en) |
| JP (1) | JP2020500739A (en) |
| CN (1) | CN109982857A (en) |
| AU (1) | AU2016429697A1 (en) |
| BR (1) | BR112019009251A2 (en) |
| WO (1) | WO2018093362A1 (en) |
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2016
- 2016-11-16 AU AU2016429697A patent/AU2016429697A1/en not_active Abandoned
- 2016-11-16 BR BR112019009251A patent/BR112019009251A2/en not_active IP Right Cessation
- 2016-11-16 CN CN201680090852.1A patent/CN109982857A/en active Pending
- 2016-11-16 WO PCT/US2016/062254 patent/WO2018093362A1/en unknown
- 2016-11-16 JP JP2019526216A patent/JP2020500739A/en active Pending
- 2016-11-16 EP EP16819380.3A patent/EP3541632A1/en active Pending
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Also Published As
| Publication number | Publication date |
|---|---|
| JP2020500739A (en) | 2020-01-16 |
| BR112019009251A2 (en) | 2019-07-16 |
| EP3541632A1 (en) | 2019-09-25 |
| WO2018093362A1 (en) | 2018-05-24 |
| AU2016429697A1 (en) | 2019-05-30 |
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