CN105176468B - Resin combination, the adhesive containing the resin combination, the stack bus bar insulated rubber film and preparation method thereof using the adhesive - Google Patents
Resin combination, the adhesive containing the resin combination, the stack bus bar insulated rubber film and preparation method thereof using the adhesive Download PDFInfo
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- CN105176468B CN105176468B CN201510716405.XA CN201510716405A CN105176468B CN 105176468 B CN105176468 B CN 105176468B CN 201510716405 A CN201510716405 A CN 201510716405A CN 105176468 B CN105176468 B CN 105176468B
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Abstract
The present invention relates to field of material engineering technology, more particularly to a kind of halogen-free flame resistance resin composite, for stack bus bar, by weight comprising 0.01~5 part of 0~30 part of saturated polyester resin A, 20~80 parts of saturated polyester resin B, 1~10 part of curing agent, 10~100 parts of phosphonium flame retardant, 0~50 part of nitrogenous flame ratardant, 0~100 part of filler, 0.01~1 part of antioxidant and coupling agent；Above-mentioned each component is mixed with organic solvent, obtains the halogen-free flame-retardant adhesive that solid content is 20wt%~60wt%；The invention further relates to the stack bus bar insulated rubber films and preparation method thereof for using the halogen-free flame-retardant adhesive to make, the stack bus bar is halogen-free with insulated rubber film, flame retardant property can reach 0 grade of 94 VTM of UL, with excellent electric insulating quality, very high high/low temperature peel strength, excellent dimensional stability, bending, wet and heat ageing resistant, thermal shock performance and processing performance.
Description
Technical field
The present invention relates to field of material engineering technology, and in particular, to a kind of halogen-free flame resistance resin composite, containing should
The halogen-free flame-retardant adhesive of resin combination, the stack bus bar insulated rubber film made using the adhesive and its preparation side
Method.
Background technology
Stack bus bar is also referred to as composite bus bar, laminated bus bar, laminating bus bar, composite copper bar, composite bus, low-inductance bus
Deng it is to be based on Theory of Electromagnetic Field, and line is made the flat cross section of Bao Youkuan again, and parasitic inductance can be made to become smaller, with low electricity
The advantages that sense, Low ESR, anti-interference and volume compact.Connect with traditional, bulky, time-consuming and troublesome discrete busbar and cable
It connects and compares, modern, easily designed, Fast Installation and distribution system clear in structure can be provided using stack bus bar；Lamination
Busbar is the highway of distribution system, can be widely used in electric power and mixing traction, cellular based communication, base station, telephone exchange
System, catenet equipment, large and medium-sized computer, power switch system, welding system, military equipment system, electricity generation system, electricity
The fields such as the power conversion module of dynamic equipment.
The main raw material(s) for making stack bus bar has conductor material and insulating materials, is generally used as and is led using copper coin or aluminium sheet
Body then uses between conductor insulated rubber film to be used as bonding and insulation；As between conductor bond and insulating materials insulated rubber film,
The quality of its performance has vital influence to stack bus bar performance quality.Currently, it is used for the insulated rubber film of stack bus bar
In adhesive be mainly epoxy resin adhesive and saturated polyester class adhesive.Although epoxy resin adhesive has viscous
The advantages that knotting strength is high, electrical insulation capability is good, dielectric properties are excellent, heat-resist, good stability of the dimension, but it is also inevitable
Have the shortcomings that Storage period is short, solidfied material is crisp and with needed after copper bar hot pressing after cure so that epoxy resin adhesive is folded
Layer busbar is restricted with the application in insulated rubber film.Saturated polyester class adhesive is a kind of thermoplastic resin adhesives, although
Have many advantages, such as Storage period it is long, be not necessarily to after copper bar hot pressing after cure, but thermoplasticity saturated polyester class adhesive high temperature stripping
Intensity and dimensional stability are generally poor, it is also difficult to meet the requirement of stack bus bar insulated rubber film.Currently, improving saturated polyester
The Major Technology of class adhesive high temperature resistance is that a small amount of epoxy resin is introduced in saturated polyester resin system, such as China
Patent CN104178044A discloses a kind of epoxy-modified saturated polyester resin adhesive, by each component of following mass percent
It is prepared：Saturated polyester resin A 20%~50%, saturated polyester resin B 5%~30%, epoxy resin 2%~20%,
Isocyanates 1%~10%, fire retardant 20%~70%, dispersant 0.05%~5% are scattered in organic solvent by said ratio
In, stack bus bar is obtained with epoxy-modified saturated polyester adhesive.Epoxy resin modification is added in saturated polyester system, can be improved
The high temperature resistance of saturated polyester adhesive, it can also cause stack bus bar insulation adhesive becomes fragile, and under storge quality
Drop.
In addition, the insulated rubber film for stack bus bar can be divided mainly into halogen type and halogen-free type, with various environmentally friendly laws
The promulgation of regulation and Public environmental attitude improve, and have the use of halogen type product to be increasingly restricted, and halogen-free type product
Exploitation has been then trend of the times with application.Therefore, develop high-performance overlapped busbar becomes more next with the demand of Halogen insulated rubber film
It is more urgent, how to realize stack bus bar Halogen insulated rubber film while possessing good high temperature peel strength and dimensional stability
It is one of the critical issue for needing to solve to extend the Storage period of adhesive, reduce rear curing time.
Invention content
In view of the above shortcomings of the prior art, one of the objects of the present invention is to provide a kind of combinations of halogen-free flame-retardant resin
Object；
The second object of the present invention is to provide a kind of halogen-free flameproof stack bus bar adhesive；
The third object of the present invention is to provide the stack bus bar insulated rubber film prepared using above-mentioned adhesive；The insulating cement
Film is halogen-free flameproof, and anti-flammability can reach 94VTM-0 grades of UL, while also having excellent high/low temperature peel strength, size steady
Qualitative, cold-resistant thermal shock resistance properties, heat and moisture aging resistance, buckling performance, processing performance and longer Storage period.
The fourth object of the present invention is to provide the preparation method of the stack bus bar insulated rubber film.
To achieve the goals above, technical scheme is as follows：
A kind of halogen-free flame resistance resin composite, by weight, including following substance：Saturated polyester resin A0~30
Part, 20~80 parts of saturated polyester resin B, 1~10 part of curing agent, 10~100 parts of phosphonium flame retardant, nitrogenous flame ratardant 0~50
Part, 0~100 part of filler, 0.01~1 part of antioxidant, 0.01~5 part of coupling agent.
A kind of stack bus bar halogen-free flame-retardant adhesive, including the halogen-free flame resistance resin composite and organic molten
Agent, wherein the solid content of the adhesive is 20wt%~60wt%, can get suitable viscosity, provides good processability,
Ensure visual defects do not occur in coating procedure.
Specifically, the saturated polyester resin A be number-average molecular weight Mn between 3000~30000, glass transition temperature
Tg is spent between -30~65 DEG C, resin of the hydroxyl value between 2~20mgKOH/g；The preferable South Korea of saturated polyester resin A
ES450, ES850, ES750 of SK Chemical's manufacture, also S1611, S1426, S1313 etc. of Evonik companies of Germany manufacture；Institute
State saturated polyester resin B be number-average molecular weight Mn between 5000~30000, glass transition temperature Tg 10~110 DEG C it
Between, resin of the hydroxyl value between 2~20mgKOH/g；The saturated polyester resin B preferably Evonik companies of Germany manufactures
ES901, ES600, ES120 etc. of L952, L912 etc., also SK Chemical of South Korea manufacture.
Preferably, the curing agent is acid anhydride type curing agent, the acid anhydride type curing agent is phthalic anhydride, tetrahydrochysene benzene
Acid anhydride, hexahydrophthalic anhydride, methyl tetrahydro phthalic anhydride, methyl hexahydrophthalic anhydride, trimellitic anhydride, trialkyl for tetrabydrophthalic anhydride,
One or more of pyromellitic acid anhydride mixture；Specifically, the acid anhydride type curing agent preferably uses the U.S.
OSA, DDSA, NSA of the manufacture of Vertellus companies and MTHPA, MHHPA etc. of Hitachi Chemical Co., Ltd.'s manufacture.
Specifically, the phosphonium flame retardant is manufactured it is preferable to use this great mound strain formula chemistry SPB-100, German Clariant
OP-930, OP-935 of company's manufacture and four countries are melted into the SP-703H etc. of Co., Ltd.'s manufacture；It is primarily due to be used to prepare
Stack bus bar insulated rubber film also needs to consider that fire retardant is old to high/low temperature peel strength, wet-heat resisting other than requiring flame retarding efficiency
The influence of the performances such as the property changed, cold-resistant thermal impact, processability.
Specifically, the phosphonium flame retardant is in SPB-100, OP-930, OP-935, SP-703H
One or more combination object.
Preferably, the nitrogenous flame ratardant is melamine and its salt, wherein compound in triazine class, i.e., melamine and its
Salt, can be this based flame retardant Halogen, low toxicity, low by decomposing heat absorption and generating fire retardant gas and be played a role with diluting combustible
Cigarette, but flame retarding efficiency is not good enough, therefore the present invention uses compound in triazine class to cooperate with phosphonium flame retardant to reach flame-retardancy requirements；Tool
Body, the nitrogenous flame ratardant it is preferable to use Ciba melapur series of products, such as melapur MC50, melapur MC25 and
Melapur MC15 etc..
Preferably, the filler be aluminium hydroxide, magnesium hydroxide, silica, magnesia, zeolite, wollastonite, clay,
One or more of talcum, mica, calcium carbonate and calcium silicates mixture.
Preferably, the organic solvent is butanone, acetone, cyclohexanone, toluene, dimethylbenzene, glycol monoethyl ether, propylene glycol
It is one or more in monomethyl ether, propylene glycol monomethyl ether acetate, ethyl acetate.
Preferably, the antioxidant is Hinered phenols antioxidant 1010,1076,2246 and phosphite ester kind antioxidant
168, one or more of 618 mixture；Antioxidant subtracts primarily to extension stack bus bar insulated rubber film service life
Progress that is slow or inhibiting polyester adhesive ageing process in hot pressing and the course of work, is necessary.
Preferably, the coupling agent is silane coupling agent and/or titanate coupling agent；Wherein, the silane coupling agent is
For one or more of KH171, KH151, KH172, KH792, KH550, KH560, KH570, KH530 mixture；The titanium
Acid esters coupling agent is in TMC-101, TMC-102, TMC-201, TMC-105, TMC-311w, TMC-311, TMC-TTS, TMC-2
One or more of mixtures.
A kind of stack bus bar insulated rubber film comprising insulating substrate and the nothing as described above coated on the insulating substrate
Halogen flame retardant type adhesive.
Wherein, the insulating substrate is pet film (PET), polybutylene terephthalate (PBT)
Film (PBT), polyethylene naphthalate film (PEN), Kapton (PI), poly are thin
One kind in film (NOMEX) can also use FR-4 insulation boards or GPO-3 insulation boards as insulating substrate.
Specifically, the thickness of the insulating substrate is 50~300 μm, and the rubberization thickness of the halogen-free flame-retardant adhesive is
10~50 μm.
The preparation method of the stack bus bar insulated rubber film, specific preparation process are as follows：
First by the saturated polyester resin A of formula ratio, saturated polyester resin B, curing agent, phosphonium flame retardant, nitrogenous flame ratardant,
Filler, antioxidant, coupling agent and organic solvent are mixed into liquid dispersion；It is set using ball mill, jar mill, sand mill etc. are similar
It is standby, and equipment is dispersed with stirring with the use of high shear, by the halogen-free flame-retardant composition organic solid ingredient and addition
Inoganic solids ingredient mixed with organic solvent, form the adhesive；
Coating equipment is reused to coat the adhesive to insulating substrate；
Then the insulating substrate of adhesive is coated with by online dry baking oven, and 2~10 points are heated at 80~160 DEG C
Clock；Organic solvent is removed, with formation there is solid-state adhesive layer crosslinked to a certain degree, winding to obtain the stack bus bar with absolutely
Edge glued membrane.
The resin combination of the present invention is thermoplastic resin composition, and the adhesive Storage period formed is long, nothing after pressing
Cure after needing, the anti-flammability of the stack bus bar prepared using the resin combination insulated rubber film can reach UL94VTM-0 grades, together
When have good high/low temperature peel strength, dimensional stability, processability and reliability.
Description of the drawings
Fig. 1 is the Structure of cross section schematic diagram of stack bus bar insulated rubber film single spreading in the present invention；
Fig. 2 is the Structure of cross section schematic diagram of stack bus bar insulated rubber film double spread in the present invention；
Wherein, 1- adhesive layers, 2- insulating substrates.
Specific implementation mode
The specific implementation mode of the present invention is described in further detail below in conjunction with the accompanying drawings.
Embodiment 1
A kind of halogen-free flame resistance resin composite, by weight, including：20 parts of saturated polyester resin A (S1313), satisfy
With 75 parts of polyester resin B (L912), 4 parts of anhydride curing agent (OSA), 80 parts of phosphonium flame retardant (SPB-100), nitrogenous flame ratardant
20 parts of (melapur MC15), 30 parts of filler (aluminium hydroxide), (1010) 0.5 parts of antioxidant, 0.08 part of coupling agent (KH560).
A kind of halogen-free flame-retardant adhesive, including halogen-free flame resistance resin composite as described above and suitable organic molten
Agent (butanone), the wherein solid content of adhesive are 30wt%.
First, the halogen-free flame resistance resin composite is applied to stack bus bar insulated rubber film, which uses
The preparation method of insulated rubber film：First by the saturated polyester resin A of formula ratio, saturated polyester resin B, anhydride curing agent, phosphorous resistance
Combustion agent, nitrogenous flame ratardant, filler, antioxidant, coupling agent mix composition liquid dispersion with butanone solvent, and wherein solid content is
30wt% is mixed and halogen-free flame-retardant adhesive uniformly is made；
Then, which is coated in coating machine on the PET insulating substrates 2 that thickness is 125 μm, gluing
Thickness is 30 μm；
Then, it by the insulating substrate 2 after gluing, is handled 3 minutes at 100 DEG C, so that butanone solvent volatilizees, it is exhausted in PET
The crosslinked solid-state adhesive layer in part 1 is formed on edge base material 2；Finally winding obtains the stack bus bar insulated rubber film；
Last insulated rubber film obtained wraps successively from top to bottom as shown in Figure 1, can be the insulated rubber film of single spreading
Include adhesive layer 1 and insulating substrate 2；Or the insulated rubber film of double spread as shown in Figure 2, include glue successively from top to bottom
Glutinous layer 1, insulating substrate 2 and adhesive layer 1.
Embodiment 2
A kind of halogen-free flame resistance resin composite, by weight, including：5 parts of saturated polyester resin A (S1313), saturation
75 parts of polyester resin B (L912), 8 parts of anhydride curing agent (OSA), 72 parts of phosphonium flame retardant (SP-703H), nitrogenous flame ratardant
30 parts of (melapur MC50), 50 parts of filler (magnesium hydroxide), (168) 0.5 parts of antioxidant, 3 parts of coupling agent (KH550).
A kind of halogen-free flame-retardant adhesive, including halogen-free flame resistance resin composite as described above and suitable organic molten
Agent (acetone), the wherein solid content of adhesive are 50wt%.
First, the halogen-free flame resistance resin composite is applied to stack bus bar insulated rubber film, which uses
The preparation method of insulated rubber film：First by the saturated polyester resin A of formula ratio, saturated polyester resin B, anhydride curing agent, phosphorous resistance
Combustion agent, nitrogenous flame ratardant, filler, antioxidant, coupling agent mix composition liquid dispersion with acetone solvent, and wherein solid content is
50wt% is mixed and halogen-free flame-retardant adhesive uniformly is made；
Then, which is coated in coating machine on the PBT insulating substrates 2 that thickness is 100 μm, gluing
Thickness is 25 μm；
Then, the insulating substrate 2 after gluing is handled 5 minutes at 90 DEG C, so that organic solvent volatilizees, is insulated in PBT
Being formed on base material 2 has crosslinked solid-state adhesive layer 1 to a certain degree；Finally winding obtains the stack bus bar insulating cement
The structure of film, insulated rubber film therein is same as Example 1.
Embodiment 3
A kind of halogen-free flame resistance resin composite, by weight, including：80 parts of saturated polyester resin B (L912), acid anhydrides
6 parts of curing agent (OSA), 72 parts of phosphonium flame retardant (SP-703H), 30 parts of nitrogenous flame ratardant (melapur MC50), filler (hydrogen-oxygen
Change magnesium) 50 parts, (168) 0.5 parts of antioxidant, 3 parts of coupling agent (KH550).
A kind of halogen-free flame-retardant adhesive, including halogen-free flame resistance resin composite as described above and suitable organic molten
Agent (acetone), the wherein solid content of adhesive are 60wt%.
First, the halogen-free flame resistance resin composite is applied to stack bus bar insulated rubber film, which uses
The preparation method of insulated rubber film：First by formula ratio saturated polyester resin B, anhydride curing agent, phosphonium flame retardant, nitrogenous flame ratardant,
Filler, antioxidant, coupling agent mix composition liquid dispersion with acetone solvent, and wherein solid content is 60wt%, is mixed
Halogen-free flame-retardant adhesive uniformly is made；
Then, which is coated in coating machine on the PBT insulating substrates 2 that thickness is 100 μm, gluing
Thickness is 25 μm；
Then, the insulating substrate 2 after gluing is handled 5 minutes at 90 DEG C, so that organic solvent volatilizees, is insulated in PBT
Solid-state adhesive layer crosslinked to a certain degree 1 is formed on base material 2；Finally winding obtains the stack bus bar insulated rubber film,
In insulated rubber film structure it is same as Example 1.
Embodiment 4
A kind of halogen-free flame resistance resin composite, by weight, including：30 parts of saturated polyester resin A (ES850), satisfy
With 40 parts of polyester resin B (L952), 8 parts of anhydride curing agent (MTHPA), 84 parts of phosphonium flame retardant (OP-935), filler (titanium dioxide
Silicon) 20 parts, (1076) 0.5 parts of antioxidant, 3 parts of coupling agent (KH560).
A kind of halogen-free flame-retardant adhesive, including halogen-free flame resistance resin composite as described above and suitable organic molten
Agent (ethyl acetate), the wherein solid content of adhesive are 35wt%.
First, the halogen-free flame resistance resin composite is applied to stack bus bar insulated rubber film, which uses
The preparation method of insulated rubber film：First by the saturated polyester resin A of formula ratio, saturated polyester resin B, anhydride curing agent, phosphorous resistance
Combustion agent, nitrogenous flame ratardant, filler, antioxidant, coupling agent mix composition liquid dispersion with ethyl acetate, and wherein adhesive contains admittedly
Amount is 35wt%, is mixed and halogen-free flame-retardant adhesive uniformly is made；
Then, which is coated in coating machine on the PEN insulating substrates 2 that thickness is 180 μm, gluing
Thickness is 40 μm；
Then, it by the insulating substrate 2 after gluing, is handled 3 minutes at 110 DEG C, so that solvent volatilizees, in PEN insulation bases
Being formed on material 2 has crosslinked solid-state adhesive layer 1 to a certain degree；Finally winding obtains the stack bus bar insulated rubber film,
The structure of insulated rubber film therein is same as Example 1.
Embodiment 5
A kind of halogen-free flame resistance resin composite, by weight, including：5 parts of saturated polyester resin A (ES850), saturation
70 parts of polyester resin B (L952), 6 parts of anhydride curing agent (MTHPA), 90 parts of phosphonium flame retardant (SP-703H), nitrogenous flame ratardant
15 parts of (melapur MC25), (1010) 0.8 parts of antioxidant, 2 parts of coupling agent (TMC-101).
A kind of halogen-free flame-retardant adhesive, including halogen-free flame resistance resin composite as described above and suitable organic molten
Agent (toluene), the wherein solid content of adhesive are 50wt%.
First, the halogen-free flame resistance resin composite is applied to stack bus bar insulated rubber film, which uses
The preparation method of insulated rubber film：First by the saturated polyester resin A of formula ratio, saturated polyester resin B, anhydride curing agent, phosphorous resistance
Combustion agent, nitrogenous flame ratardant, filler, antioxidant, coupling agent mix composition liquid dispersion with toluene, and wherein solid content is
50wt% is mixed and halogen-free flame-retardant adhesive uniformly is made；
Then, which is coated in coating machine on the NOMEX insulating substrates 2 that thickness is 120 μm, is applied
Glue thickness is 40 μm；
Then, it by the insulating substrate 2 after gluing, handles 3 minutes at 110 DEG C, so that solvent volatilizees, insulate in NOMEX
Being formed on base material 2 has crosslinked solid-state adhesive layer 1 to a certain degree；Finally winding obtains the stack bus bar insulating cement
The structure of film, insulated rubber film therein is same as Example 1.
Comparative example
By weight, by 20 parts of the saturated polyester resin A (ES850) of formula ratio, saturated polyester resin B (L952) 70
Part, 60 parts of phosphonium flame retardant (SPB-100), 40 parts of nitrogenous flame ratardant (melapur MC15), (1010) 0.1 weight of antioxidant
Part, 0.3 parts by weight of coupling agent (KH570) and butanone are mixed into the adhesive that solid content is 48wt%；
The adhesive is coated in coating machine on the PET insulating substrates 2 that thickness is 150 μm, rubberization thickness is 30 μm；
Then it is handled 5 minutes at 90 DEG C, so that solvent volatilizees, forms solid-state adhesive layer 1 on PET insulating substrates 2；
It finally winds up to stack bus bar insulated rubber film, the structure of insulated rubber film therein is same as Example 1.
Insulated rubber film obtained above is tested for the property, the test method of each test event is as follows：
(1) peel strength
The cohesive force of insulated rubber film and copper foil, 90 ° of disbonded tests.Wherein, A states peel strength is tied for aerial test
Fruit, high temperature peel strength are the test result in the silicone oil of relevant temperature.
(2) electrical strength
After insulated rubber film connects equipment, making alive, frequency 50Hz calculates electrical strength when breakdown.
(3) elongation percentage
By ASTM D-882 standards, test to obtain using material stretch test machine.
(4) dimensional stability
105 DEG C of insulated rubber film is handled 4 hours, 150 DEG C are handled 2 hours, then measures its direction MD and TD before and after the processing
Change in size.Wherein, MD is radial, and TD is broadwise.
(5) thermal shock performance
By insulated rubber film and copper bar high-temperature laminating, cold shock testing is then carried out.Cold shock testing condition is：-40
DEG C~105 DEG C/200 times cycles, -40 DEG C/constant temperature 0.5 hour, -40 DEG C are warming up to 105 DEG C/1 minute, and 105 DEG C/constant temperature 0.5 is small
When, 105 DEG C are cooled to -40 DEG C/1 minute, the above cycle about 1 hour.
Bubble-free between glued membrane and copper coin after thermal shock without cracking is then qualification, otherwise unqualified.
(6) hydrothermal aging performance
By insulated rubber film and copper bar high-temperature laminating, hydrothermal aging experiment is then carried out.Hydrothermal aging experimental condition is：85℃
× 85%RH/1000 hours
Bubble-free, delamination, cracking are then qualification between glued membrane and copper coin after hydrothermal aging, otherwise unqualified.
(7) processability (bending test)
By the copper bar and glued membrane hot pressing postcooling to room temperature that thickness is 3mm, folding test is carried out, bending angle is 90 °.
(8) anti-flammability
It is measured according to 94 vertical combustions of UL.
(9) Storage period
After film sample room temperature is stored 12 months, its 90 ° of peel strength with copper foil is surveyed.If peel strength decaying is less than
10% is qualification, otherwise unqualified.
Specific test result is as follows table 1 (insulated rubber film prepared by the halogen-free flame resistance resin composite in embodiment with it is right
The performance test table of insulated rubber film prepared by ratio) shown in：
Table 1
As can be seen from Table 1, the stack bus bar of comparative example with insulated rubber film in the preparation, do not add in resin combination
Add curing agent, elevated temperature cohesiveness is poor, and 90 in 105 DEG C of environment ° peel strength is only 0.13N/mm, and embodiment is folded
Layer busbar in the preparation, is added to curing agent with insulated rubber film in resin composition formula, show in embodiment exhausted
High temperature bond performance, thermal shock performance, the hydrothermal aging performance of edge glued membrane have very big both with respect to the insulated rubber film of comparative example
Improve, specially 90 ° peel strengths of the insulated rubber film in embodiment in 105 DEG C of environment are being undergone still greater than 1.0N/mm
200 thermal shock cycles and hydrothermal aging are after 1000 hours, still without cracking, bubble phenomenon；Further, since saturated polyester tree
The hydroxyl value of fat is relatively low, and after adding curing agent, saturated polyester resin is only partial cross-linked, and overall is still thermoplastic resin, so
There is no shorten compared with contrast test for the Storage period of stack bus bar insulated rubber film in embodiment.
In conclusion the electrical resistance of the stack bus bar insulated rubber film of the halogen-free flame-retardant composition and its preparation of the present invention
Energy, resistance to environmental testing are up to standard, and anti-flammability reaches UL94VTM-0 grades, have excellent high/low temperature peel strength, good processing
Performance and longer Storage period.
Above-described embodiment, only presently preferred embodiments of the present invention, is not used for limiting the scope of the present invention, therefore all with this
The equivalent change or modification that structure, feature and principle described in invention claim is done should all be included in right of the present invention and want
Within the scope of asking.
Claims (15)
1. a kind of stack bus bar halogen-free flame-retardant adhesive, it is characterised in that：Including halogen-free flame resistance resin composite and have
Solvent, wherein the halogen-free flame resistance resin composite, by weight, including：0~30 part of saturated polyester resin A, satisfy
With 20~80 parts of polyester resin B, 1~10 part of curing agent, 10~100 parts of phosphonium flame retardant, 0~50 part of nitrogenous flame ratardant, filler
0~100 part, 0.01~1 part of antioxidant, 0.01~5 part of coupling agent, the hydroxyl value of the saturated polyester resin A is 2~20mgKOH/
g；The saturated polyester resin B hydroxyl values are 2~20mgKOH/g, and the curing agent is acid anhydride type curing agent.
2. stack bus bar halogen-free flame-retardant adhesive according to claim 1, it is characterised in that：The saturated polyester tree
Fat A number-average molecular weights Mn is 3000~30000, and glass transition temperature Tg is -30~65 DEG C；The saturated polyester resin B's
Number-average molecular weight Mn is 5000~30000, and glass transition temperature Tg is 66~110 DEG C.
3. stack bus bar halogen-free flame-retardant adhesive according to claim 1, it is characterised in that：The acid anhydride type curing agent
For phthalic anhydride, tetrahydrophthalic anhydride, hexahydrophthalic anhydride, methyl tetrahydro phthalic anhydride, methyl hexahydrophthalic anhydride, trimellitic anhydride, three alkane
Base is for one or more of tetrabydrophthalic anhydride, pyromellitic acid anhydride mixture.
4. stack bus bar halogen-free flame-retardant adhesive according to claim 1, it is characterised in that：The nitrogenous flame ratardant is
Melamine and its salt.
5. stack bus bar halogen-free flame-retardant adhesive according to claim 1, it is characterised in that：The filler is hydroxide
One kind in aluminium, magnesium hydroxide, silica, magnesia, zeolite, wollastonite, clay, talcum, mica, calcium carbonate and calcium silicates
Or several mixtures.
6. stack bus bar halogen-free flame-retardant adhesive according to claim 1, it is characterised in that：The antioxidant be by
Hinder phenolic antioxidant 1010,1076,2246 and phosphite ester kind antioxidant 168, one or more of 618 mixtures.
7. stack bus bar halogen-free flame-retardant adhesive according to claim 1, it is characterised in that：The coupling agent is silicon
Alkane coupling agent and/or titanate coupling agent.
8. stack bus bar halogen-free flame-retardant adhesive according to claim 7, it is characterised in that：The silane coupling agent
For one or more of KH171, KH151, KH172, KH792, KH550, KH560, KH570, KH530 mixture；Described
Titanate coupling agent is TMC-101, TMC-102, TMC-201, TMC-105, TMC-311w, TMC-311, TMC-TTS, TMC-2
One or more of mixture.
9. halogen-free flame-retardant adhesive according to claim 1, it is characterised in that：Its solid content is 20wt%~60wt%.
10. halogen-free flame-retardant adhesive according to claim 1, it is characterised in that：The organic solvent be butanone, acetone,
In cyclohexanone, toluene, dimethylbenzene, glycol monoethyl ether, propylene glycol monomethyl ether, propylene glycol monomethyl ether acetate, ethyl acetate
It is one or more.
11. a kind of stack bus bar insulated rubber film, it is characterised in that：Including insulating substrate and coated on the insulating substrate
Halogen-free flame-retardant adhesive as described in claim 1.
12. stack bus bar insulated rubber film according to claim 11, it is characterised in that：The insulating substrate is poly- to benzene
Naphthalate film, polybutylene terephthalate (PBT) film, polyethylene naphthalate film, polyimides are thin
One kind in film, poly film, FR-4 insulation boards and GPO-3 insulation boards.
13. stack bus bar insulated rubber film according to claim 11, it is characterised in that：The thickness of the insulating substrate is
50~300 μm.
14. stack bus bar insulated rubber film according to claim 11, it is characterised in that：The halogen-free flame-retardant adhesive
Gluing layer thickness be 10~50 μm.
15. the preparation method of stack bus bar insulated rubber film as described in claim any one of 11-14, which is characterized in that including
Following steps：
The each component that the halogen-free flame resistance resin composite is first weighed by formula ratio is mixed and made into Halogen with the organic solvent
Flame retardant type adhesive；
Then the halogen-free flame-retardant adhesive is coated on insulating substrate, is sent into baking oven to remove the organic solvent, shape
At solid-state adhesive layer, wind up to the stack bus bar insulated rubber film.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510716405.XA CN105176468B (en) | 2015-10-28 | 2015-10-28 | Resin combination, the adhesive containing the resin combination, the stack bus bar insulated rubber film and preparation method thereof using the adhesive |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510716405.XA CN105176468B (en) | 2015-10-28 | 2015-10-28 | Resin combination, the adhesive containing the resin combination, the stack bus bar insulated rubber film and preparation method thereof using the adhesive |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107987745A (en) * | 2017-12-08 | 2018-05-04 | 广东莱尔新材料科技股份有限公司 | A kind of halogen-free flame-retardant hot-melt adhesive film on high-frequency transmission wire rod |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110283562B (en) * | 2019-06-17 | 2022-02-01 | 广东莱尔新材料科技股份有限公司 | Antimony-free flame-retardant hot melt adhesive film for FFC wire and preparation method thereof |
| CN110527470A (en) * | 2019-08-29 | 2019-12-03 | 苏州瀚海新材料有限公司 | A kind of Adhesive composition for FFC |
| CN114854357A (en) * | 2022-05-25 | 2022-08-05 | 广西安鑫新材料科技有限公司 | Single-component low-temperature fast-pressing polyurethane adhesive and preparation method thereof |
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| CN101151320A (en) * | 2005-03-31 | 2008-03-26 | 钟渊化学工业株式会社 | Flame retardant polyester resin composition |
| CN102010578A (en) * | 2010-07-16 | 2011-04-13 | 广东生益科技股份有限公司 | Black halogen free resin composite, cover film prepared by using same and making method thereof |
| CN102311613A (en) * | 2011-04-03 | 2012-01-11 | 广东生益科技股份有限公司 | Black halogen-free flame-retardant epoxy resin composition and adhesive film prepared from same |
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| CN101151320A (en) * | 2005-03-31 | 2008-03-26 | 钟渊化学工业株式会社 | Flame retardant polyester resin composition |
| CN102010578A (en) * | 2010-07-16 | 2011-04-13 | 广东生益科技股份有限公司 | Black halogen free resin composite, cover film prepared by using same and making method thereof |
| CN102311613A (en) * | 2011-04-03 | 2012-01-11 | 广东生益科技股份有限公司 | Black halogen-free flame-retardant epoxy resin composition and adhesive film prepared from same |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN107987745A (en) * | 2017-12-08 | 2018-05-04 | 广东莱尔新材料科技股份有限公司 | A kind of halogen-free flame-retardant hot-melt adhesive film on high-frequency transmission wire rod |
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