CN106833061A - Mould release and mould release membrance - Google Patents
Mould release and mould release membrance Download PDFInfo
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- CN106833061A CN106833061A CN201611208307.6A CN201611208307A CN106833061A CN 106833061 A CN106833061 A CN 106833061A CN 201611208307 A CN201611208307 A CN 201611208307A CN 106833061 A CN106833061 A CN 106833061A
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- mould release
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- fluorochemical monomer
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- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- C09D4/00—Coating compositions, e.g. paints, varnishes or lacquers, based on organic non-macromolecular compounds having at least one polymerisable carbon-to-carbon unsaturated bond ; Coating compositions, based on monomers of macromolecular compounds of groups C09D183/00 - C09D183/16
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J7/00—Chemical treatment or coating of shaped articles made of macromolecular substances
- C08J7/04—Coating
- C08J7/06—Coating with compositions not containing macromolecular substances
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- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- C09D175/00—Coating compositions based on polyureas or polyurethanes; Coating compositions based on derivatives of such polymers
- C09D175/04—Polyurethanes
- C09D175/14—Polyurethanes having carbon-to-carbon unsaturated bonds
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J2367/00—Characterised by the use of polyesters obtained by reactions forming a carboxylic ester link in the main chain; Derivatives of such polymers
- C08J2367/02—Polyesters derived from dicarboxylic acids and dihydroxy compounds
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- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Wood Science & Technology (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Moulds For Moulding Plastics Or The Like (AREA)
Abstract
The invention provides a kind of mould release and mould release membrance.The mould release includes 0~30% fluorochemical monomer, 0~30% fluorine-containing oligomer, 1~10% light trigger and 50~70% organic solvent by weight percentage, and the refractive index of fluorochemical monomer and/or fluorine-containing oligomer is less than 1.42, the content of at least one both fluorochemical monomer and fluorine-containing oligomer is not 0.Because the fluorochemical monomer and fluorine-containing oligomer in above-mentioned content range can have relatively low refractive index, so that fluorochemical monomer and fluorine-containing oligomer can have relatively low fluorinated volume, the surface energy of mould release is reduced by reducing fluorinated volume, and then there is the effect of remaining then rate high by the mould release membrance for dropping low-surface-energy to enable and being prepared from.
Description
Technical field
The present invention relates to field of material technology, in particular to a kind of mould release and mould release membrance.
Background technology
Mould release membrance refers to the film that surface has separation property, after mould release membrance is contacted under limited conditions with specific material
Without viscosity, or slight viscosity.Under normal circumstances in order to increase the off-type force of plastic sheeting, plastic sheeting can be done etc. from
Subprocessing, or siliceous (silicone) mould release is applied on film substrate, film substrate such as PET, PE, OPP etc., so that its
A variety of organic pressure sensitive adhesives (such as pressure sensitive adhesive of hot melt adhesive, acryl glue and rubber system) are shown minimum and stabilization
Off-type force.
At present, mould release membrance mainly processes to realize the effect of remaining then rate high by heat cure silicone oil, however, above-mentioned place
Reason mode not only complex process, and need to add the auxiliary agents such as Anchor Agent, bridging agent and catalyst；Also, above-mentioned processing mode
Hardening time is more long, and glue need it is now with the current, so as to be easily caused the problems such as holding time is short and silicon is shifted；The opposing party
Face, due to the mould release membrance in the industry (such as organic pressure-sensitive gel, electronic material) sensitive to silicon materials if must use without silicon material
Material is prepared, so as to cause the utilization rate of above-mentioned processing mode relatively low.
The content of the invention
It is a primary object of the present invention to provide a kind of mould release and mould release membrance, to solve to use heat cure in the prior art
Mould release membrance complex process and the relatively low problem of utilization rate that silicone oil treatment is obtained.
To achieve these goals, according to an aspect of the invention, there is provided a kind of mould release, by weight percentage
Including 0~30% fluorochemical monomer, 0~30% fluorine-containing oligomer, 1~10% light trigger and 50~70% it is organic
Solvent, and fluorochemical monomer and/or fluorine-containing oligomer refractive index be less than 1.42, both fluorochemical monomer and fluorine-containing oligomer at least it
One content is not 0.
Further, the percentage by weight of fluorochemical monomer is 2%~20%, the weight percent of fluorine-containing oligomer in mould release
Than being 10%~30%, the percentage by weight of light trigger is 5%~10%, the percentage by weight of organic solvent for 50%~
70%, preferably the percentage by weight of fluorochemical monomer be 5%~15%, preferably the percentage by weight of fluorine-containing oligomer be 15%~
25%.
Further, fluorochemical monomer and the weight ratio of fluorine-containing oligomer are 50%~200%.
Further, the degree of functionality of fluorochemical monomer and/or fluorine-containing oligomer is more than or equal to 2.
Further, the refractive index of fluorochemical monomer and/or fluorine-containing oligomer is less than 1.4.
Further, fluorochemical monomer is selected from acrylic acid trifluoro ethyl ester, tetrafluoropropyl propyl ester, methacrylic acid octafluoro
Pentyl ester, dodecafluoroheptyl methacrylate, perfluor alkyl ethyl acrylate, perfluoro hexyl ethyl propylene acid esters, perfluoro capryl
Ethyl propylene acid esters, perfluor alkyl ethide methacrylate, perfluoro butyl ethylmethyl acrylate, perfluoro hexyl ethyl first
Base acrylate, perfluorooctylethyl group methacrylate, perfluoro hexyl propyl methacrylate, hexafluorobutyl acrylate and
Any one or more in Hexafluorobutyl mathacrylate.
Further, fluorine-containing oligomer be selected from full fluorine polyurethane ethyl acrylate, polytetrafluoroethylene (PTFE), perfluoroethylene-propylene,
Meltability polytetrafluorethyletubular-tetrafluoroethene and perfluoroalkyl vinyl ether copolymer, vinylidene-CTFE copolymerization
Thing, Kynoar, polytrifluorochloroethylene, skewed segregation, vinylidene fluoride-hexafluoropropylene copolymer, three
In fluorine vinyl chloride-ethylene copolymer, tetrafluoroethylene-ethylene copolymer, hexafluoropropylene (HFP)/tetrafluoroethylene (TFE)-vinylidene fluoride copolymers
Any one or more.
Further, light trigger is selected from 1- hydroxycyclohexyl phenyl ketones, 2- hydroxy-methyl phenyl-propane -1- ketone, 2-
Methyl isophthalic acid-(4- methyl mercaptos phenyl) -2- morpholinyl -1- acetone, benzoin dimethylether, benzophenone, 2- isopropyl thioxanthones
Any one or more with 2, in 4,6 diphenyl phosphine oxides.
Further, organic solvent is selected from ethyl acetate, butyl acetate, butanone, acetone, propylene glycol monomethyl ether and propane diols
Any one or more in monomethyl ether acetate.
According to another aspect of the present invention, there is provided a kind of mould release membrance, including base material and it is arranged at release on base material
Layer, release layer is prepared from by above-mentioned mould release.
Further, the surface for being provided with release layer of base material is surface treated surface.
Apply the technical scheme of the present invention, there is provided one kind includes mould release, because the mould release includes that 0~30% contains
Fluorine monomer, 0~30% fluorine-containing oligomer, 1~10% light trigger and 50~70% organic solvent, and it is described fluorine-containing
The refractive index of monomer and/or the fluorine-containing oligomer is less than 1.42, fluorochemical monomer and fluorochemical oligomeric in above-mentioned content range
Thing can have relatively low refractive index, so that fluorochemical monomer and fluorine-containing oligomer can have relatively low fluorinated volume, by drop
Low fluorine content reduces the surface energy of mould release, and then has by the mould release membrance for dropping low-surface-energy to enable and being prepared from high residual
The effect of remaining then rate；Also, mould release membrance can be just prepared using above-mentioned mould release and by the way of photocuring, it is not only excellent
Change the production technology of mould release membrance, also improve the production efficiency of mould release membrance.
In addition to objects, features and advantages described above, the present invention also has other objects, features and advantages.
Below with reference to figure, the present invention is further detailed explanation.
Brief description of the drawings
The Figure of description for constituting a part of the invention is used for providing a further understanding of the present invention, of the invention to show
Meaning property and its illustrates, for explaining the present invention, not constitute inappropriate limitation of the present invention embodiment.In the accompanying drawings：
Fig. 1 shows a kind of cross-sectional view of mould release membrance that embodiment of the present invention is provided.
Wherein, above-mentioned accompanying drawing is marked including the following drawings：
10th, base material；20th, surface-treated layer；30th, release layer.
Specific embodiment
It should be noted that in the case where not conflicting, the embodiment in the present invention and the feature in embodiment can phases
Mutually combination.Describe the present invention in detail below with reference to the accompanying drawings and in conjunction with the embodiments.
In order that those skilled in the art more fully understand the present invention program, below in conjunction with the embodiment of the present invention
Accompanying drawing, is clearly and completely described to the technical scheme in the embodiment of the present invention, it is clear that described embodiment is only
The embodiment of a part of the invention, rather than whole embodiments.Based on the embodiment in the present invention, ordinary skill people
The every other embodiment that member is obtained under the premise of creative work is not made, should all belong to the model of present invention protection
Enclose.
It should be noted that term " first ", " in description and claims of this specification and above-mentioned accompanying drawing
Two " it is etc. for distinguishing similar object, without for describing specific order or precedence.It should be appreciated that so using
Data can exchange in the appropriate case, so as to embodiments of the invention described herein.Additionally, term " including " and " tool
Have " and their any deformation, it is intended that covering is non-exclusive to be included, for example, containing series of steps or unit
Process, method, system, product or equipment are not necessarily limited to those steps clearly listed or unit, but may include without clear
It is listing to Chu or for these processes, method, product or other intrinsic steps of equipment or unit.
As described in background technology, connect with remnants high using what the treatment of heat cure silicone oil was obtained in the prior art
The mould release membrance complex process of rate and utilization rate is relatively low.Present inventor is studied regarding to the issue above, it is proposed that one
Mould release is planted, by weight percentage including 0~30% fluorochemical monomer, 0~30% fluorine-containing oligomer, 1~10% light
Initiator and 50~70% organic solvent, and the refractive index of fluorochemical monomer and/or fluorine-containing oligomer is less than 1.42, fluorine-containing list
The content of at least one both body and fluorine-containing oligomer is not 0.
Due to including 0~30% fluorochemical monomer, 0~30% fluorine-containing oligomer, 1~10% in mould release of the invention
Light trigger and 50~70% organic solvent, and fluorochemical monomer and/or fluorine-containing oligomer refractive index be less than 1.42,
Fluorochemical monomer and fluorine-containing oligomer in above-mentioned content range can have relatively low refractive index, so that fluorochemical monomer and fluorine-containing
Oligomer can have relatively low fluorinated volume, and the surface energy of mould release is reduced by reducing fluorinated volume, and then by reducing table
Face can enable effect of the mould release membrance with remaining then rate high being prepared from；Also, using above-mentioned mould release and use light
The mode of solidification can just prepare mould release membrance, not only optimize the production technology of mould release membrance, also improve the production of mould release membrance
Efficiency.
The present invention provide above-mentioned mould release in, it is preferable that in mould release the percentage by weight of fluorochemical monomer be 2%~
20%, the percentage by weight of fluorine-containing oligomer is 10%~30%, and the percentage by weight of light trigger is 5%~10%, organic
The percentage by weight of solvent is 50%~70%, and preferably the percentage by weight of fluorochemical monomer is 5%~15%, preferably fluorochemical oligomeric
The percentage by weight of thing is 15%~25%.The content of each component in mould release is limited in above-mentioned preferred parameter area,
The mould release membrance that is prepared from using above-mentioned mould release can be made on the basis of with remaining then rate high, additionally it is possible to larger
Mechanical property, so as to improve the reliability of mould release membrance.
In order to separate the mould release membrance and release basic unit that are solidified by mould release, it is necessary under given conditions and certain stripping
Apply pulling force, as off-type force under digression degree and peeling rate, it is release that off-type force can be divided into light off-type force, middle off-type force and weight
Three kinds of power.In the above-mentioned mould release that the present invention is provided, it is preferable that the weight ratio of fluorochemical monomer and fluorine-containing oligomer for 50%~
200%.The weight ratio of fluorochemical monomer and fluorine-containing oligomer is limited in above-mentioned preferred parameter area, preparation can not only be made
Mould release membrance there is the effect of then rate high remaining, additionally it is possible to ensure that mould release membrance has lighter off-type force.
In the above-mentioned mould release that the present invention is provided, it is preferable that the degree of functionality of fluorochemical monomer and/or fluorine-containing oligomer is more than
Equal to 2.It is limited in above-mentioned preferred parameter area by by the degree of functionality of fluorochemical monomer and/or fluorine-containing oligomer, further
Ensure that the mould release membrance that is prepared from can have the effect of light off-type force；Also, can also be fluorine-containing by further optimizing
The refractive index of monomer and/or fluorine-containing oligomer, further to ensure the light release effect of the mould release membrance being prepared from, preferably
The refractive index of ground, fluorochemical monomer and/or fluorine-containing oligomer is less than 1.4.
Species those skilled in the art of fluorochemical monomer and/or fluorine-containing oligomer can be according to required refraction in the present invention
Rate carries out Rational choice, it is preferable that fluorochemical monomer is selected from acrylic acid trifluoro ethyl ester, tetrafluoropropyl propyl ester, metering system
It is sour octafluoro pentyl ester, dodecafluoroheptyl methacrylate, perfluor alkyl ethyl acrylate, perfluoro hexyl ethyl propylene acid esters, complete
Fluorine octyl group ethyl propylene acid esters, perfluor alkyl ethide methacrylate, perfluoro butyl ethylmethyl acrylate, perfluoro hexyl
Ethylmethyl acrylate, perfluorooctylethyl group methacrylate, perfluoro hexyl propyl methacrylate, acrylic acid hexafluoro
Any one or more in butyl ester and Hexafluorobutyl mathacrylate；And, it is preferable that fluorine-containing oligomer is selected from full fluorine polyurethane
Ethyl acrylate, polytetrafluoroethylene (PTFE), perfluoroethylene-propylene, Meltability polytetrafluorethyletubular-tetrafluoroethene and perfluoroalkyl ethylenes
Base ether copolymer, vinylidene-chlorotrifluoroethylene, Kynoar, polytrifluorochloroethylene, vinylidene-tetrafluoro second
Alkene copolymer, vinylidene fluoride-hexafluoropropylene copolymer, chlorotrifluoroethylene-ethylene copolymer, tetrafluoroethylene-ethylene copolymer, four
Any one or more in PVF-hexafluoropropene-vinylidene fluoride copolymers.Due to above-mentioned preferred class of fluorochemical monomer and contain
Fluorine oligomer disclosure satisfy that refractive index less than 1.42 condition so that fluorochemical monomer and fluorine-containing oligomer can have it is relatively low
Fluorinated volume.
The light trigger used in the present invention can be for that can realize each photoinitiator of mould release coating photocuring, this
Art personnel can be according to the actual requirements to light trigger species carry out Rational choice.In order to realize preferably photocuring
Effect, it is preferable that light trigger be selected from 1- hydroxycyclohexyl phenyl ketones, 2- hydroxy-methyl phenyl-propane -1- ketone, 2- methyl -
1- (4- methyl mercaptos phenyl) -2- morpholinyl -1- acetone, benzoin dimethylether, benzophenone, 2- isopropyl thioxanthones and 2,4,
Any one or more in 6 (trimethylbenzoyl) diphenyl phosphine oxides.
In order that mould release can preferably be coated on the surface of release base material, it is preferable that organic solvent is selected from acetic acid second
Any one or more in ester, butyl acetate, butanone, acetone, propylene glycol monomethyl ether and propylene glycol monomethyl ether acetate.But not
Above-mentioned preferred material category is confined to, those skilled in the art can carry out Rational choice according to prior art.
The preparation method of above-mentioned mould release may comprise steps of in the present invention：First, by percentage by weight be 0~
30% fluorochemical monomer and percentage by weight be 0~30% fluorine-containing oligomer add percentage by weight be 50~70% it is organic
In solvent and stir, to form mixed solution；Then, the light trigger that percentage is 1~10% is added into above-mentioned mixed solution
In and stir, to obtain above-mentioned mould release.
According to another aspect of the present invention, a kind of mould release membrance is additionally provided, as shown in figure 1, including base material 10 and setting
The release layer 30 being placed on base material 10, the release layer 30 is prepared from by above-mentioned mould release.Because above-mentioned mould release membrance is to pass through
What above-mentioned mould release was prepared from, and the mould release includes 0~30% fluorochemical monomer, 0~30% fluorine-containing oligomer, 1
~10% light trigger and 50~70% organic solvent, and the refractive index of fluorochemical monomer and/or fluorine-containing oligomer is less than
1.42, fluorochemical monomer and fluorine-containing oligomer in above-mentioned content range can have relatively low refractive index, so that fluorine-containing list
Body and fluorine-containing oligomer can have relatively low fluorinated volume, so that fluorochemical monomer and fluorine-containing oligomer can have relatively low containing
Fluorine amount, reduces the surface energy of mould release, and then make the mould release membrance being prepared from by dropping low-surface-energy by reducing fluorinated volume
There can be the effect of remaining then rate high.
The preparation method of above-mentioned mould release membrance of the invention may comprise steps of：First, mould release is coated on base material
Surface, forms release coating；Then, photocuring treatment is carried out to above-mentioned release coating, obtains above-mentioned mould release membrance.Using photocuring
Mode prepare the production technology that mould release membrance not only optimizes mould release membrance, also improve the production efficiency of mould release membrance.
Preferably, the surface for being provided with release layer 30 of base material 10 is surface treated surface.I.e. above-mentioned mould release membrance
Also include the surface-treated layer 20 being arranged between base material 10 and release layer 30, above-mentioned surface-treated layer 20 can be by base
The process layer that material surface carries out the pretreatment such as physical treatment or chemical treatment and formed.The step of above-mentioned pretreatment can be to incite somebody to action
Before the step of mould release is coated on substrate surface, the surface to base material carries out physical surface treatment or chemical surface treatment, its
In, physical surface treatment can be sided corona treatment, and chemical surface treatment can be PRIMER treatment.
The mould release and mould release membrance of present invention offer are be provided below in conjunction with embodiment.
Embodiment 1
The present embodiment provide mould release by weight percentage include 30% fluorochemical monomer, 10% light trigger with
And 60% organic solvent, wherein, fluorochemical monomer is acrylic acid trifluoro ethyl ester (refractive index be 1.38 ± 0.02).
Embodiment 2
The mould release that the present embodiment is provided includes 30% fluorine-containing oligomer, 1% light trigger by weight percentage
And 69% organic solvent, wherein, fluorine-containing oligomer be full fluorine polyurethane ethyl acrylate (model SFA-380, refractive index
For 1.380 ± 0.002).
Embodiment 3
The mould release that the present embodiment is provided includes 15% fluorochemical monomer, 30% fluorochemical oligomeric by weight percentage
Thing, 5% light trigger and 50% organic solvent, wherein, fluorochemical monomer is that (refractive index is 1.38 to acrylic acid trifluoro ethyl ester
± 0.02), fluorine-containing oligomer be full fluorine polyurethane ethyl acrylate (model SFA-380, refractive index be 1.380 ± 0.002).
Embodiment 4
The mould release that the present embodiment is provided includes 15% fluorochemical monomer, 10% fluorochemical oligomeric by weight percentage
Thing, 5% light trigger and 70% organic solvent, wherein, fluorochemical monomer is that (refractive index is 1.38 to acrylic acid trifluoro ethyl ester
± 0.02), fluorine-containing oligomer be full fluorine polyurethane ethyl acrylate (model SFA-380, refractive index be 1.380 ± 0.002).
Embodiment 5
The mould release that the present embodiment is provided includes 20% fluorochemical monomer, 10% fluorochemical oligomeric by weight percentage
Thing, 5% light trigger and 65% organic solvent, wherein, fluorochemical monomer is that (refractive index is 1.38 to acrylic acid trifluoro ethyl ester
± 0.02), fluorine-containing oligomer be full fluorine polyurethane ethyl acrylate (model SFA-380, refractive index be 1.380 ± 0.002).
Embodiment 6
The present embodiment provide mould release by weight percentage include 2% fluorochemical monomer, 18% fluorine-containing oligomer,
10% light trigger and 70% organic solvent, wherein, fluorochemical monomer be acrylic acid trifluoro ethyl ester (refractive index be 1.38 ±
0.02), fluorine-containing oligomer be full fluorine polyurethane ethyl acrylate (model SFA-380, refractive index be 1.380 ± 0.002).
Embodiment 7
The present embodiment provide mould release by weight percentage include 5% fluorochemical monomer, 15% fluorine-containing oligomer,
10% light trigger and 70% organic solvent, wherein, fluorochemical monomer be acrylic acid trifluoro ethyl ester (refractive index be 1.38 ±
0.02), fluorine-containing oligomer be full fluorine polyurethane ethyl acrylate (model SFA-380, refractive index be 1.380 ± 0.002).
Embodiment 8
The mould release that the present embodiment is provided includes 15% fluorochemical monomer, 25% fluorochemical oligomeric by weight percentage
Thing, 5% light trigger and 55% organic solvent, wherein, fluorochemical monomer is that (refractive index is 1.38 to acrylic acid trifluoro ethyl ester
± 0.02), fluorine-containing oligomer be full fluorine polyurethane ethyl acrylate (model SFA-380, refractive index be 1.380 ± 0.002).
No. 7 bars of the mould release U.S. RDS in above-described embodiment 1 to 8 are coated on above the PET base material of 100um,
Baking 2min in 80 DEG C of baking oven is then placed in, take out diaphragm carries out curing process in UV curing, obtains mould release membrance print,
Off-type force test and remaining then rate test are carried out to above-mentioned mould release membrance print respectively.
The method of testing of off-type force includes：Above-mentioned mould release membrance print is cut into the test sample 3 of 175mm × 25mm,
Otch is clean, straight；TESA7475 standard rubber bands are fitted in the layer upper surface of test sample, with test pressure roller with every about
The speed of second 10mm, roll-in sample is back and forth twice；The test sample concora crush that will be made with two blocks of bonding jumpers or glass plate wherein,
Relative humidity be 50% ± 5%, standing time is not less than 20min at a temperature of 23 DEG C ± 2 DEG C, then on tensile testing machine with
The speed of 300mm/min carries out 180 ゜ peel tests.
The method of testing of remaining then rate includes：Mould release membrance print is cut into the test sample 3 of 175mm × 25mm,
The TESA7475 standard rubber bands of same specification are fitted in the layer upper surface of test sample, with test pressure roller with the speed of about 10mm
Degree, roll-in sample back and forth twice, then by test sample concora crush under the glass plate in relative humidity 50% ± 5%, 23 DEG C ± 2 DEG C
At a temperature of place and tear again after 20h test tape and be fitted on test steel plate, while by the TESA7475 of 175mm × 25mm specifications
Standard rubber band batten is fitted on test steel plate, with test pressure roller with the speed of 10mm about per second, two groups of test samples of roll-in
Back and forth respectively twice, after placing 20 minutes, 180 ゜ peel tests are carried out with the speed of 300mm/min on tensile testing machine.Wherein,
The average value of the peeling force that the former tests is designated as A, and the average value of the peeling force of the latter's test is designated as B, and the value of A/B is remnants and connects
Rate (unit represented with %, as a result retain integer).
Test result is as follows：
The mould release membrance prepared using the mould release in embodiment 1 to 8 is can be seen that from above-mentioned test result can be reached
Remaining then rate more than 99%, and can be had using mould release membrance prepared by the mould release in embodiment 3<10g/inch's is light
The degree of functionality of release effect, fluorochemical monomer and/or the fluorine-containing oligomer is higher, and the off-type force of the mould release membrance being prepared from is got over
Low, the refractive index of fluorochemical monomer and/or the fluorine-containing oligomer is lower, and its off-type force is lower.
As can be seen from the above description, the above embodiments of the present invention realize following technique effect：
1st, drawn including 0~30% fluorochemical monomer, 0~30% fluorine-containing oligomer, 1~10% light by making mould release
Hair agent and 50~70% organic solvent, and the refractive index of the fluorochemical monomer and/or the fluorine-containing oligomer is less than 1.42,
So that fluorochemical monomer and fluorine-containing oligomer can have a relatively low fluorinated volume, so preparation can be made using above-mentioned mould release and
Into mould release membrance there is the effect of then rate high remaining；
2nd, mould release membrance is prepared using above-mentioned mould release and by the way of photocuring, the production work of mould release membrance is not only optimized
Skill, also improves the production efficiency of mould release membrance.
The preferred embodiments of the present invention are the foregoing is only, is not intended to limit the invention, for the skill of this area
For art personnel, the present invention can have various modifications and variations.It is all within the spirit and principles in the present invention, made any repair
Change, equivalent, improvement etc., should be included within the scope of the present invention.
Claims (11)
1. a kind of mould release, it is characterised in that by weight percentage including 0~30% fluorochemical monomer, 0~30% it is fluorine-containing
Oligomer, 1~10% light trigger and 50~70% organic solvent, and the fluorochemical monomer and/or described fluorine-containing low
The refractive index of polymers is less than 1.42, and the content of at least one both described fluorochemical monomer and the fluorine-containing oligomer is not 0.
2. mould release according to claim 1, it is characterised in that the weight percent of fluorochemical monomer described in the mould release
Than being 2%~20%, the percentage by weight of the fluorine-containing oligomer is 10%~30%, the percentage by weight of the light trigger
It is 5%~10%, the percentage by weight of the organic solvent is 50%~70%, the percentage by weight of preferably described fluorochemical monomer
It is 5%~15%, the percentage by weight of preferably described fluorine-containing oligomer is 15%~25%.
3. mould release according to claim 2, it is characterised in that the fluorochemical monomer is with the weight ratio of fluorine-containing oligomer
50%~200%.
4. mould release according to any one of claim 1 to 3, it is characterised in that the fluorochemical monomer and/or described contain
The degree of functionality of fluorine oligomer is more than or equal to 2.
5. mould release according to any one of claim 1 to 3, it is characterised in that the fluorochemical monomer and/or described contain
The refractive index of fluorine oligomer is less than 1.4.
6. mould release according to any one of claim 1 to 3, it is characterised in that the fluorochemical monomer is selected from acrylic acid
Trifluoro ethyl ester, tetrafluoropropyl propyl ester, methacrylic acid octafluoro pentyl ester, dodecafluoroheptyl methacrylate, perfluoroalkyl
Ethyl propylene acid esters, perfluoro hexyl ethyl propylene acid esters, perfluorooctylethyl group acrylate, perfluor alkyl ethide methacrylic acid
Ester, perfluoro butyl ethylmethyl acrylate, perfluoro hexyl ethylmethyl acrylate, perfluorooctylethyl group methacrylic acid
In ester, perfluoro hexyl propyl methacrylate, hexafluorobutyl acrylate and Hexafluorobutyl mathacrylate any one or it is many
Kind.
7. mould release according to any one of claim 1 to 3, it is characterised in that the fluorine-containing oligomer is selected from perfluor
Polyurethane acroleic acid ethyl ester, polytetrafluoroethylene (PTFE), perfluoroethylene-propylene, Meltability polytetrafluorethyletubular-tetrafluoroethene and perfluoro alkane
Base vinyl ether co-polymer, vinylidene-chlorotrifluoroethylene, Kynoar, polytrifluorochloroethylene, vinylidene-
TFE copolymer, vinylidene fluoride-hexafluoropropylene copolymer, chlorotrifluoroethylene-ethylene copolymer, tetrafluoroethylene-Ethylene are common
Any one or more in polymers, hexafluoropropylene (HFP)/tetrafluoroethylene (TFE)-vinylidene fluoride copolymers.
8. mould release according to any one of claim 1 to 3, it is characterised in that the light trigger is selected from 1- hydroxyls
Cyclohexyl phenyl ketone, 2- hydroxy-methyl phenyl-propane -1- ketone, 2- methyl isophthalic acids-(4- methyl mercaptos phenyl) -2- morpholinyls -1- third
Ketone, benzoin dimethylether, benzophenone, 2- isopropyl thioxanthones and 2,4,6 (trimethylbenzoyl) diphenyl phosphine oxides
In any one or more.
9. mould release according to any one of claim 1 to 3, it is characterised in that the organic solvent is selected from acetic acid second
Any one or more in ester, butyl acetate, butanone, acetone, propylene glycol monomethyl ether and propylene glycol monomethyl ether acetate.
10. a kind of mould release membrance, including base material (10) and the release layer (30) being arranged on the base material (10), its feature exist
In,
The release layer (30) is prepared from by the mould release any one of claim 1 to 9.
11. mould release membrances according to claim 10, it is characterised in that the base material (10) is provided with the release layer
(30) surface is surface treated surface.
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| CN201611208307.6A CN106833061A (en) | 2016-12-23 | 2016-12-23 | Mould release and mould release membrance |
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| CN201611208307.6A CN106833061A (en) | 2016-12-23 | 2016-12-23 | Mould release and mould release membrance |
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN108795276A (en) * | 2018-04-13 | 2018-11-13 | 东华大学 | A kind of radiation-curable release, composition for transfer printing and its application |
| CN108913289A (en) * | 2018-08-14 | 2018-11-30 | 上海应用技术大学 | A kind of fluorine-containing stemness release agent and preparation method thereof |
| CN109897464A (en) * | 2019-03-11 | 2019-06-18 | 江苏斯迪克新材料科技股份有限公司 | A kind of printable transfer non-silicon separated type material |
| CN112251067A (en) * | 2020-10-12 | 2021-01-22 | 江苏皇冠新材料科技有限公司 | Printable and writable mold release agent, film material and preparation method thereof |
| CN112795309A (en) * | 2018-10-10 | 2021-05-14 | 刘鹏 | Easy-to-peel glassine release paper |
| CN115537144A (en) * | 2022-10-21 | 2022-12-30 | 惠州市鑫亚凯立科技有限公司 | Optical fluorine release film and manufacturing and application methods thereof |
| CN117659891A (en) * | 2023-12-11 | 2024-03-08 | 安徽省宝立元新材料有限公司 | Electromagnetic shielding splicing adhesive tape and production method thereof |
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108795276A (en) * | 2018-04-13 | 2018-11-13 | 东华大学 | A kind of radiation-curable release, composition for transfer printing and its application |
| CN108913289A (en) * | 2018-08-14 | 2018-11-30 | 上海应用技术大学 | A kind of fluorine-containing stemness release agent and preparation method thereof |
| CN112795309A (en) * | 2018-10-10 | 2021-05-14 | 刘鹏 | Easy-to-peel glassine release paper |
| CN109897464A (en) * | 2019-03-11 | 2019-06-18 | 江苏斯迪克新材料科技股份有限公司 | A kind of printable transfer non-silicon separated type material |
| CN112251067A (en) * | 2020-10-12 | 2021-01-22 | 江苏皇冠新材料科技有限公司 | Printable and writable mold release agent, film material and preparation method thereof |
| CN115537144A (en) * | 2022-10-21 | 2022-12-30 | 惠州市鑫亚凯立科技有限公司 | Optical fluorine release film and manufacturing and application methods thereof |
| CN117659891A (en) * | 2023-12-11 | 2024-03-08 | 安徽省宝立元新材料有限公司 | Electromagnetic shielding splicing adhesive tape and production method thereof |
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Application publication date: 20170613 |