CN106147687A - A kind of bi-component polyurethane adhesive compound with aluminium for foamed cotton and preparation method thereof - Google Patents
A kind of bi-component polyurethane adhesive compound with aluminium for foamed cotton and preparation method thereof Download PDFInfo
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- CN106147687A CN106147687A CN201610521373.2A CN201610521373A CN106147687A CN 106147687 A CN106147687 A CN 106147687A CN 201610521373 A CN201610521373 A CN 201610521373A CN 106147687 A CN106147687 A CN 106147687A
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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
- C09J—ADHESIVES; NON-MECHANICAL ASPECTS OF ADHESIVE PROCESSES IN GENERAL; ADHESIVE PROCESSES NOT PROVIDED FOR ELSEWHERE; USE OF MATERIALS AS ADHESIVES
- C09J175/00—Adhesives based on polyureas or polyurethanes; Adhesives based on derivatives of such polymers
- C09J175/04—Polyurethanes
- C09J175/06—Polyurethanes from polyesters
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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
- C09J—ADHESIVES; NON-MECHANICAL ASPECTS OF ADHESIVE PROCESSES IN GENERAL; ADHESIVE PROCESSES NOT PROVIDED FOR ELSEWHERE; USE OF MATERIALS AS ADHESIVES
- C09J11/00—Features of adhesives not provided for in group C09J9/00, e.g. additives
- C09J11/08—Macromolecular additives
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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
- C09J—ADHESIVES; NON-MECHANICAL ASPECTS OF ADHESIVE PROCESSES IN GENERAL; ADHESIVE PROCESSES NOT PROVIDED FOR ELSEWHERE; USE OF MATERIALS AS ADHESIVES
- C09J153/00—Adhesives based on block copolymers containing at least one sequence of a polymer obtained by reactions only involving carbon-to-carbon unsaturated bonds; Adhesives based on derivatives of such polymers
- C09J153/02—Vinyl aromatic monomers and conjugated dienes
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2205/00—Polymer mixtures characterised by other features
- C08L2205/02—Polymer mixtures characterised by other features containing two or more polymers of the same C08L -group
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2205/00—Polymer mixtures characterised by other features
- C08L2205/02—Polymer mixtures characterised by other features containing two or more polymers of the same C08L -group
- C08L2205/025—Polymer mixtures characterised by other features containing two or more polymers of the same C08L -group containing two or more polymers of the same hierarchy C08L, and differing only in parameters such as density, comonomer content, molecular weight, structure
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2205/00—Polymer mixtures characterised by other features
- C08L2205/03—Polymer mixtures characterised by other features containing three or more polymers in a blend
- C08L2205/035—Polymer mixtures characterised by other features containing three or more polymers in a blend containing four or more polymers in a blend
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- Chemical Kinetics & Catalysis (AREA)
- Adhesives Or Adhesive Processes (AREA)
Abstract
The invention discloses a kind of dual-component polyurethane adhesive compound with aluminium for foamed cotton, it is mixed by the B component of hydroxyl component A and band isocyano, and the effective solid constituent in described hydroxyl component A includes following raw material components by weight percentage: modified polyurethane resin 20～30%, tackifying resin 45～55%, styrene series thermoplastic elastomer 20～30%.The present invention adds styrene series thermoplastic elastomer to improve the toughness of adhesive colloid, initial bonding strength and strength character in adhesive component A, add tackifying resin and with the surface drying speed of regulation adhesive and increase initial bonding strength, adding modified polyurethane resin to increase adhesive force to aluminium, three is blended the initial bonding strength so that invention adhesive, adhesive force and colloid toughness to two bonding planes all obtains bigger raising.And the interpolation of B component further enhancing the toughness of this two-component adhesive and the bonding force to two bonding planes.
Description
Technical field
The present invention relates to adhesive area, particularly to a kind of bi-component polyurethane ester gum compound with aluminium for foamed cotton
Stick and preparation method thereof.
Background technology
In recent years, the application of the foamed heat insulating cottons such as PE Foam has obtained quick development, is widely used in building trade, height
The foamed cottons such as shelves furniture, various pipe insulation, household electrical appliance etc., have the feature such as low cost, excellent performance, PE Foam are in application
In relate to carry out bonding with aluminium sheet, to constitute the foam composite material of definite shape and intensity.Foamed cotton and aluminium in the past
Compound with the bonding PUR that need to use, but traditional PUR generally also exists, and cost is high, impregnability is poor, operate solution temperature
High, laminating positions the shortcomings such as too fast, xanthochromia is fast.
Also the adhesive new varieties of some other alternative traditional hot-melt adhesive were occurred in that in recent years, in the scope of application on market
Some have been had to improve with product quality aspect.Domestic Related product, its main composition is acrylic resin, has use
The features such as convenience, pliability is good, curing rate is fast, the most moulding, but relatively costly, and holding power is poor, dry tack free excessive velocities.
Also have the adhesive of the foamed cottons such as bonding PE Foam and aluminium in Japan, its substrate resin itself has preferable toughness with the most viscous
Power, but holding power is poor, there will be the phenomenon of bonding plane delamination after long-time；There will be wire drawing when gluing existing simultaneously
As, and the levelability on foamed cotton is the most poor.These new varieties adhesive, although the application aspect at some specific area has
Improved, but be there are still deficiency, in order to solve PE Foam etc. in terms of the foamed cotton such as PE Foam, sponge with aluminium compound sticking
Heat-preserving complex material compound with bonding process in the above-mentioned various problems that occur, need badly and develop that a kind of cost is relatively low, be impregnated with
Property strong, easy to operate, dual-component polyurethane adhesive new varieties that foamed cotton that plasticity is strong is compound with aluminium.
Summary of the invention
Present invention aims to above-mentioned the deficiencies in the prior art, it is provided that a kind of compound for foamed cotton and aluminium
Bi-component polyurethane adhesive and preparation method thereof.
The technical solution used in the present invention is: a kind of two-component polyurethane adhesive compound for foamed cotton and aluminium glues
Agent, it mixes by the B component of hydroxyl component A and band isocyano, and its preferred mixing match is calculated as by weight
10:1 ~ 5.Further, the effective solid constituent in described hydroxyl component A includes following raw material group by weight percentage
Point:
Modified polyurethane resin 20～30%；
Tackifying resin 45～55%；
Styrene series thermoplastic elastomer 20～30%.
The polymer that the B component of described band isocyano is is raw material reaction with diisocyanate, or two isocyanides
Acid esters and the addition product of polyhydric alcohol.Specifically, described diisocyanate is selected from toluene di-isocyanate(TDI), diphenyl methane two isocyanide
At least one in acid esters, hexamethylene diisocyanate.Further, the solid content of the B component of described band isocyano
It is 40 ~ 60%, preferably 50%.During it practice, B component solid content is 50%, can the addition of more convenient regulation B component, increase
The motility that component A mixes with B component, improves the flow leveling of adhesive.
As the further improvement of such scheme, described modified polyurethane resin is PEPA and diphenyl methane two
The polymer that the termination of Isocyanate prepolymers is hydroxyl, the raw material composition of its effective ingredient is as follows:
PEPA 88 ~ 93%；
Methyl diphenylene diisocyanate 7 ~ 12%；
Specifically, the chain extension of polyester with methyl diphenylene diisocyanate as chain extender is carried out according to above percentage by weight anti-
Should, chain extension post-consumer polymer termination is with hydroxyl, and the molecular weight of described PEPA is 1835 ~ 3324, and preferably 2500.More enter
One step ground, described PEPA is selected from poly-adipic acid-BDO esterdiol, polyadipate-DOPCP, gathers two
At least one in acid-BDO ester.It practice, the solid content of described modified polyurethane resin is 50%, for use as gluing
The preparation of agent.
Described modified polyurethane resin with methyl diphenylene diisocyanate as chain extender, methyl diphenylene diisocyanate
Self is with two phenyl ring and has good reactivity, can be effectively increased the molecule of polyurethane resin with it for chain extender
Measure and give the strength character that polyurethane resin is good.
As the further improvement of such scheme, described tackifying resin is selected from C5 Petropols, dcpd resin, C9
In Petropols, C5 hydrogenated petroleum resin, C9 hydrogenated petroleum resin, terpene resin, rosin resin, gum dammar at least one
Kind.It practice, described tackifying resin and a certain amount of organic solvent are configured to mixed solution, its solid content is 25 ~ 65%, further
It is preferably 50 ~ 65%, in this range of solid content, the flow leveling of adhesive itself can be improved, increase the motility used.
As the further improvement of such scheme, described styrene series thermoplastic elastomer is selected from styrene-butadiene-benzene
Ethylene block copolymer, styrene isoprene styrene block copolymer (SIS), styrene-ethylene-butylene-styrene block are altogether
At least one in polymers, styrene ethylene-propylene-styrene type block copolymer.It practice, described polystyrene thermoplastic
Property elastomer and a certain amount of organic solvent be configured to mixed solution, its solid content is 25 ~ 65%, more preferably 25 ~ 30%, benzene
The flow leveling of ethylene based thermoplastic elastomer self is bad, but in this range of solid content, has but embodied preferable stream
Levelling energy, thus the adhesive effect further enhancing adhesive can be assisted.
A kind of preparation method of the dual-component polyurethane adhesive compound with aluminium for foamed cotton as above, its institute
The B component stating hydroxyl component A and band isocyano is calculated as the proportioning mixing of 10:1 ~ 5 by weight.
As the further improvement of such scheme, the preparation method of described hydroxyl component A comprises the steps:
(1) in reaction vessel, add effective solid constituent tackifying resin by weight percentage and a certain amount of organic solvent,
Being uniformly mixed, temperature controls between 70～80 DEG C, treats that tackifying resin is dissolved completely in the middle of organic solvent, obtains certain
The tackifying resin solution of solid content；
(2) in reaction vessel, effective solid constituent styrene series thermoplastic elastomer by weight percentage is added with certain
Amount organic solvent, is uniformly mixed, and temperature controls, between 70～80 DEG C, to treat that styrene series thermoplastic elastomer is completely dissolved
In the middle of organic solvent, obtain the styrene series thermoplastic elastomer solution of certain solid content；
(3) by effective solids by weight percentages, the modified polyurethane solution that solid content is 50% is added step (1) gained
Tackifying resin solution and the styrene series thermoplastic elastomer solution of step (2) gained, be warming up to 50～60 DEG C, stirring is all
Even, cooling discharge, obtain hydroxyl component A.
As the further improvement of such scheme, described organic solvent selected from ethyl acetate, butyl acetate, acetone, butanone,
At least one in Ketohexamethylene, propylene glycol methyl ether acetate.
As the further improvement of such scheme, the addition of described organic solvent is respectively gained by weight percentage
The 35 ~ 75% of solution total amount.
The invention has the beneficial effects as follows:
(1) present invention adds styrene series thermoplastic elastomer to improve the toughness, just of adhesive colloid in adhesive component A
Viscous force and strength character, adding tackifying resin with the surface drying speed of regulation adhesive and increases initial bonding strength, adds modified polyurethane
Resin is to increase adhesive force to aluminium, and three is blended the initial bonding strength so that invention adhesive, attachment to two bonding planes
Power and colloid toughness all obtain bigger raising.And the interpolation of B component further enhancing the toughness of this two-component adhesive with right
The bonding force of two bonding planes.
(2) present invention have adjusted tackifying resin content in adhesive component A, due to tackifying resin molecular weight ratio relatively
Little, add excess and can reduce the initial bonding strength of adhesive, thus affect the effect of foamed cotton and aluminium compound sticking, grind through a series of
Studying carefully discovery, tackifying resin is its weight percent content in the raw material components of effective solid constituent when being between 45～55%,
The combination property of gained component A is best.
Detailed description of the invention
Below in conjunction with embodiment, the present invention is specifically described, in order to the personnel of art are to the present invention's
Understand.It is necessary that at this present invention will be further described it is emphasized that embodiment is only intended to, it is impossible to be interpreted as this
The restriction of invention protection domain, art person skilled in the art, the non-intrinsically safe present invention made according to foregoing invention content
The improvement of property and adjustment, should still fall within protection scope of the present invention.The most following mentioned raw material is unspecified, is
Commercially available prod；The processing step mentioned the most in detail or processing step that preparation method is dawn the most known to those skilled in the art or
Preparation method.
Embodiment 1
A kind of dual-component polyurethane adhesive compound with aluminium for foamed cotton, effectively consolidating in the most hydroxyl component A
Body composition is modified polyurethane resin 20%, tackifying resin 50% and styrene series thermoplastic elastomer 30% by weight percentage.
Described modified polyurethane resin is gathers hydroxyl with the termination of methyl diphenylene diisocyanate pre-polymerization of PEPA
Compound, wherein the solid content of modified polyurethane resin is 50%, and the raw material composition of its effective ingredient is 88% by weight percentage
PEPA and the methyl diphenylene diisocyanate of 12%, described PEPA be by weight percentage 60% poly-
Adipic acid-BDO esterdiol and the mixture of polyadipate-DOPCP of 40%, described PEPA point
Son amount is 2500；Described tackifying resin is dcpd resin；Described styrene series thermoplastic elastomer is styrene-fourth two
Alkene-styrene block copolymer.
B component with isocyano be solid content be the 4 of 50%, 4 '-biphenyl methane diisocyanate prepolymer.
The preparation of above-mentioned hydroxyl component A:
(1) in reaction vessel, add the dcpd resin of effective solid constituent by weight percentage 50% and a certain amount of
Ethyl acetate, be uniformly mixed, temperature controls, between 70～80 DEG C, to treat that dcpd resin is dissolved completely in acetic acid
In the middle of ethyl ester, obtain the tackifying resin solution that solid content is 50%；
(2) s-B-S adding effective solid constituent by weight percentage 30% in reaction vessel is embedding
Section copolymer and a certain amount of ethyl acetate, be uniformly mixed, and temperature controls, between 70～80 DEG C, to treat styrene-fourth two
Alkene-styrene block copolymer is dissolved completely in the middle of ethyl acetate, obtains the polystyrene thermoplastic elastic that solid content is 25%
Liquid solution；
(3) take the modified polyurethane solution that solid content is 50% of 20% by effective solids by weight percentages, add step
(1) the tackifying resin solution of gained and the styrene series thermoplastic elastomer solution of step (2) gained, be warming up to 50～60 DEG C,
Stir, cooling discharge, obtain hydroxyl component A.
The preparation of bi-component polyurethane adhesive: by the B component of hydroxyl component A and band isocyano by weight
For the proportioning mixing and stirring of 10:1 and get final product.
Gained dual-component polyurethane adhesive being used for foamed cotton be combined with aluminium sheet, initial bonding strength is high, and bonding force is uniform, in room
After the lower solidification of temperature 24 hours, by GB/T 2790-1995, " 180 ° of peeling strength test methods of adhesive, flexible material is to rigidity material
Material " carry out 180 DEG C of peeling strength tests, foamed cotton is torn.
Embodiment 2
A kind of dual-component polyurethane adhesive compound with aluminium for foamed cotton, effectively consolidating in the most hydroxyl component A
Body composition is modified polyurethane resin 20%, tackifying resin 55% and styrene series thermoplastic elastomer 25% by weight percentage.
Described modified polyurethane resin is gathers hydroxyl with the termination of methyl diphenylene diisocyanate pre-polymerization of PEPA
Compound, wherein the solid content of modified polyurethane resin is 50%, and the raw material composition of its effective ingredient is 90% by weight percentage
PEPA and the methyl diphenylene diisocyanate of 10%, described PEPA is poly-adipic acid-BDO
Ester, the molecular weight of described PEPA is 1835；Described tackifying resin is the mixing of C9 hydrogenated petroleum resin and terpene resin
Thing；Described styrene series thermoplastic elastomer is styrene isoprene styrene block copolymer (SIS), styrene-ethylene-fourth
Alkene-styrene block copolymer and the mixture of styrene ethylene-propylene-styrene type block copolymer.
B component with isocyano be solid content be methyl diphenylene diisocyanate and oneself two Carbimide .s of 1,6-of 50%
Ester mixed prepolymer.
The preparation of above-mentioned hydroxyl component A:
(1) in reaction vessel, add C9 hydrogenated petroleum resin and the terpenes tree of effective solid constituent by weight percentage 55%
The mixture of fat and a certain amount of ring ethyl ketone, be uniformly mixed, and temperature controls between 70～80 DEG C, treats C9 hydrotreated petroleum tree
Fat is dissolved completely in the middle of ring ethyl ketone with the mixture of terpene resin, obtains the tackifying resin solution that solid content is 50%；
(2) in reaction vessel, add the styrene-isoprene-phenylethene of effective solid constituent by weight percentage 25%
Block copolymer, styrene-ethylene-butylene-styrene block copolymer are with styrene ethylene-propylene-styrene type block altogether
The mixture of polymers and a certain amount of ring ethyl ketone, be uniformly mixed, and temperature controls, between 70～80 DEG C, to treat block copolymer
Mixture is dissolved completely in the middle of ring ethyl ketone, obtains the styrene series thermoplastic elastomer solution that solid content is 25%；
(3) take the modified polyurethane solution that solid content is 50% of 20% by effective solids by weight percentages, add step
(1) the tackifying resin solution of gained and the styrene series thermoplastic elastomer solution of step (2) gained, be warming up to 50～60 DEG C,
Stir, cooling discharge, obtain hydroxyl component A.
The preparation of bi-component polyurethane adhesive: by the B component of hydroxyl component A and band isocyano by weight
For the proportioning mixing and stirring of 10:2 and get final product.
Gained dual-component polyurethane adhesive being used for foamed cotton be combined with aluminium sheet, initial bonding strength is high, and bonding force is uniform, in room
After the lower solidification of temperature 24 hours, by GB/T 2790-1995, " 180 ° of peeling strength test methods of adhesive, flexible material is to rigidity material
Material " carry out 180 DEG C of peeling strength tests, foamed cotton is torn.
Embodiment 3
A kind of dual-component polyurethane adhesive compound with aluminium for foamed cotton, effectively consolidating in the most hydroxyl component A
Body composition is modified polyurethane resin 25%, tackifying resin 45% and styrene series thermoplastic elastomer 30% by weight percentage.
Described modified polyurethane resin is gathers hydroxyl with the termination of methyl diphenylene diisocyanate pre-polymerization of PEPA
Compound, wherein the solid content of modified polyurethane resin is 50%, and the raw material composition of its effective ingredient is 93% by weight percentage
PEPA and the methyl diphenylene diisocyanate of 7%, described PEPA be by weight percentage 30% poly-
Adipic acid-BDO esterdiol, the polyadipate-DOPCP of 50% and the poly-adipic acid-BDO ester of 20%
Mixture, the molecular weight of described PEPA is 3324；Described tackifying resin is C9 Petropols, C5 hydrogenated petroleum resin
Mixture with rosin resin；Described styrene series thermoplastic elastomer is that styrene ethylene-propylene-styrene type block is total to
Polymers.
B component with isocyano be solid content be toluene di-isocyanate(TDI) and 4,4 '-diphenyl methane two isocyanide of 50%
Acid esters mixed prepolymer.
The preparation of above-mentioned hydroxyl component A:
(1) in reaction vessel, add the C9 Petropols of effective solid constituent by weight percentage 45%, C5 hydrotreated petroleum tree
The mixture of fat and rosin resin and a certain amount of acetone and butanone mixed solution, be uniformly mixed, temperature control 70～
Between 80 DEG C, treat that resin compound is dissolved completely in the middle of acetone and butanone mixed solution, obtain the thickening tree that solid content is 65%
Lipoprotein solution；
(2) in reaction vessel, add the styrene ethylene-propylene-styrene of effective solid constituent by weight percentage 30%
Type block copolymer and a certain amount of acetone and butanone mixed solution, be uniformly mixed, and temperature controls between 70～80 DEG C,
Treat that styrene ethylene-propylene-styrene type block copolymer is dissolved completely in the middle of acetone and butanone mixed solution, consolidate
Content is the styrene series thermoplastic elastomer solution of 30%；
(3) take the modified polyurethane solution that solid content is 50% of 25% by effective solids by weight percentages, add step
(1) the tackifying resin solution of gained and the styrene series thermoplastic elastomer solution of step (2) gained, be warming up to 50～60 DEG C,
Stir, cooling discharge, obtain hydroxyl component A.
The preparation of bi-component polyurethane adhesive: by the B component of hydroxyl component A and band isocyano by weight
For the proportioning mixing and stirring of 10:3 and get final product.
Gained dual-component polyurethane adhesive being used for foamed cotton be combined with aluminium sheet, initial bonding strength is high, and bonding force is uniform, in room
After the lower solidification of temperature 24 hours, by GB/T 2790-1995, " 180 ° of peeling strength test methods of adhesive, flexible material is to rigidity material
Material " carry out 180 DEG C of peeling strength tests, foamed cotton is torn.
Embodiment 4
A kind of dual-component polyurethane adhesive compound with aluminium for foamed cotton, effectively consolidating in the most hydroxyl component A
Body composition is modified polyurethane resin 30%, tackifying resin 50% and styrene series thermoplastic elastomer 20% by weight percentage.
Described modified polyurethane resin is gathers hydroxyl with the termination of methyl diphenylene diisocyanate pre-polymerization of PEPA
Compound, wherein the solid content of modified polyurethane resin is 50%, and the raw material composition of its effective ingredient is 92% by weight percentage
PEPA and the methyl diphenylene diisocyanate of 8%, described PEPA is polyadipate-DOPCP, institute
The molecular weight stating PEPA is 2500；Described tackifying resin is the mixture of rosin resin and gum dammar；Described benzene second
Alkene based thermoplastic elastomer is styrene isoprene styrene block copolymer (SIS) and s-B-S block
The mixture of copolymer.
B component with isocyano be solid content be 4,2 '-and 4,4 '-methyl diphenylene diisocyanate pre-polymerization of 50%
Thing.
The preparation of above-mentioned hydroxyl component A:
(1) in reaction vessel, add the rosin resin of effective solid constituent by weight percentage 50% and the mixed of gum dammar
Compound and a certain amount of butyl acetate and the mixed solution of propylene glycol methyl ether acetate, be uniformly mixed, and temperature controls 70
～between 80 DEG C, treat that resin compound is dissolved completely in the middle of the mixed solution of butyl acetate and propylene glycol methyl ether acetate,
To the tackifying resin solution that solid content is 50%；
(2) in reaction vessel, add the styrene-isoprene-phenylethene of effective solid constituent by weight percentage 20%
The mixture of block copolymer and styrene butadiene styrene block copolymer (SBS) and a certain amount of butyl acetate and propylene glycol
The mixed solution of methyl ether acetate, is uniformly mixed, and temperature controls, between 70～80 DEG C, to treat that block copolymer mixture is complete
CL, in the middle of the mixed solution of butyl acetate and propylene glycol methyl ether acetate, obtains the polystyrene heat that solid content is 30%
Plastic resilient liquid solution；
(3) take the modified polyurethane solution that solid content is 50% of 30% by effective solids by weight percentages, add step
(1) the tackifying resin solution of gained and the styrene series thermoplastic elastomer solution of step (2) gained, be warming up to 50～60 DEG C,
Stir, cooling discharge, obtain hydroxyl component A.
The preparation of bi-component polyurethane adhesive: by the B component of hydroxyl component A and band isocyano by weight
For the proportioning mixing and stirring of 10:4 and get final product.
Gained dual-component polyurethane adhesive being used for foamed cotton be combined with aluminium sheet, initial bonding strength is high, and bonding force is uniform, in room
After the lower solidification of temperature 24 hours, by GB/T 2790-1995, " 180 ° of peeling strength test methods of adhesive, flexible material is to rigidity material
Material " carry out 180 DEG C of peeling strength tests, foamed cotton is torn.
Embodiment 5
A kind of dual-component polyurethane adhesive compound with aluminium for foamed cotton, effectively consolidating in the most hydroxyl component A
Body composition is modified polyurethane resin 25%, tackifying resin 55% and styrene series thermoplastic elastomer 20% by weight percentage.
Described modified polyurethane resin is gathers hydroxyl with the termination of methyl diphenylene diisocyanate pre-polymerization of PEPA
Compound, wherein the solid content of modified polyurethane resin is 50%, and the raw material composition of its effective ingredient is 91% by weight percentage
PEPA and the methyl diphenylene diisocyanate of 9%, described PEPA is polyadipate-DOPCP, institute
The molecular weight stating PEPA is 2500；Described tackifying resin is C5 Petropols；Described styrene series thermoplastic elastomer
For styrene butadiene styrene block copolymer (SBS).
B component with isocyano be solid content be the hexamethylene diisocyanate prepolymer of 50%.
The preparation of above-mentioned hydroxyl component A:
(1) in reaction vessel, add the C5 Petropols of effective solid constituent by weight percentage 55% and a certain amount of fourth
Ketone, is uniformly mixed, and temperature controls between 70～80 DEG C, treats that C5 Petropols are dissolved completely in the middle of butanone, consolidate
Content is the tackifying resin solution of 60%；
(2) s-B-S adding effective solid constituent by weight percentage 20% in reaction vessel is embedding
Section copolymer and a certain amount of butanone, be uniformly mixed, and temperature controls, between 70～80 DEG C, to treat styrene-butadiene-benzene
Ethylene block copolymer is dissolved completely in the middle of butanone, obtains the styrene series thermoplastic elastomer solution that solid content is 30%；
(3) take the modified polyurethane solution that solid content is 50% of 25% by effective solids by weight percentages, add step
(1) the tackifying resin solution of gained and the styrene series thermoplastic elastomer solution of step (2) gained, be warming up to 50～60 DEG C,
Stir, cooling discharge, obtain hydroxyl component A.
The preparation of bi-component polyurethane adhesive: by the B component of hydroxyl component A and band isocyano by weight
For the proportioning mixing and stirring of 10:5 and get final product.
Gained dual-component polyurethane adhesive being used for foamed cotton be combined with aluminium sheet, initial bonding strength is high, and bonding force is uniform, in room
After the lower solidification of temperature 24 hours, by GB/T 2790-1995, " 180 ° of peeling strength test methods of adhesive, flexible material is to rigidity material
Material " carry out 180 DEG C of peeling strength tests, foamed cotton is torn.
Embodiment 6
A kind of dual-component polyurethane adhesive compound with aluminium for foamed cotton, effectively consolidating in the most hydroxyl component A
Body composition is modified polyurethane resin 30%, tackifying resin 45% and styrene series thermoplastic elastomer 25% by weight percentage.
Described modified polyurethane resin is gathers hydroxyl with the termination of methyl diphenylene diisocyanate pre-polymerization of PEPA
Compound, wherein the solid content of modified polyurethane resin is 50%, and the raw material composition of its effective ingredient is 90% by weight percentage
PEPA and the methyl diphenylene diisocyanate of 10%, described PEPA is poly-adipic acid-BDO ester
Glycol, the molecular weight of described PEPA is 2500；Described tackifying resin is the mixture of C5 Petropols and rosin resin；
Described styrene series thermoplastic elastomer is styrene butadiene styrene block copolymer (SBS), styrene-isoprene-benzene second
Alkene block copolymer, styrene-ethylene-butylene-styrene block copolymer and styrene ethylene-propylene-styrene type block
The mixture of copolymer.
B component with isocyano be solid content be 4,4 '-biphenyl methane diisocyanate prepolymer and the 1,6-of 50%
The mixture of hexamethylene diisocyanate prepolymer.
The preparation of above-mentioned hydroxyl component A:
(1) in reaction vessel, add C5 Petropols and the rosin resin of effective solid constituent by weight percentage 45%
Mixture and a certain amount of butyl acetate, be uniformly mixed, and temperature controls, between 70～80 DEG C, to treat that resin compound is complete
It is dissolved in the middle of butyl acetate, obtains the tackifying resin solution that solid content is 65%；
(2) s-B-S adding effective solid constituent by weight percentage 25% in reaction vessel is embedding
Section copolymer, styrene isoprene styrene block copolymer (SIS), styrene-ethylene-butylene-styrene block copolymer with
The mixture of styrene ethylene-propylene-styrene type block copolymer and a certain amount of butyl acetate, be uniformly mixed, temperature
Degree controls between 70～80 DEG C, treats that block copolymer mixture is dissolved completely in the middle of butyl acetate, and obtaining solid content is 25%
Styrene series thermoplastic elastomer solution；
(3) take the modified polyurethane solution that solid content is 50% of 30% by effective solids by weight percentages, add step
(1) the tackifying resin solution of gained and the styrene series thermoplastic elastomer solution of step (2) gained, be warming up to 50～60 DEG C,
Stir, cooling discharge, obtain hydroxyl component A.
The preparation of bi-component polyurethane adhesive: by the B component of hydroxyl component A and band isocyano by weight
For the proportioning mixing and stirring of 10:1 and get final product.
Gained dual-component polyurethane adhesive being used for foamed cotton be combined with aluminium sheet, initial bonding strength is high, and bonding force is uniform, in room
After the lower solidification of temperature 24 hours, by GB/T 2790-1995, " 180 ° of peeling strength test methods of adhesive, flexible material is to rigidity material
Material " carry out 180 DEG C of peeling strength tests, foamed cotton is torn.
Above-described embodiment is the preferred embodiments of the present invention, all technique similar with the present invention and the equivalence change made,
The protection category of the present invention all should be belonged to.
Claims (10)
1. the dual-component polyurethane adhesive being combined with aluminium for foamed cotton, it is characterised in that: by hydroxyl component A
Mix with the B component of band isocyano；
Effective solid constituent in described hydroxyl component A includes following raw material components by weight percentage:
Modified polyurethane resin 20～30%；
Tackifying resin 45～55%；
Styrene series thermoplastic elastomer 20～30%；
The polymer that the B component of described band isocyano is is raw material reaction with diisocyanate, or diisocyanate
Addition product with polyhydric alcohol.
A kind of dual-component polyurethane adhesive compound with aluminium for foamed cotton the most according to claim 1, its feature
It is: described modified polyurethane resin is that PEPA is hydroxyl with the termination of methyl diphenylene diisocyanate pre-polymerization
Polymer, its effective ingredient raw material composition as follows:
PEPA 88 ~ 93%；
Methyl diphenylene diisocyanate 7 ~ 12%；
The molecular weight of described PEPA is 1835 ~ 3324, preferably 2500.
A kind of dual-component polyurethane adhesive compound with aluminium for foamed cotton the most according to claim 2, its feature
It is: described PEPA is selected from poly-adipic acid-BDO esterdiol, polyadipate-DOPCP, gathers two
At least one in acid-BDO ester.
A kind of dual-component polyurethane adhesive compound with aluminium for foamed cotton the most according to claim 1, its feature
It is: described tackifying resin adds selected from C5 Petropols, dcpd resin, C9 Petropols, C5 hydrogenated petroleum resin, C9
At least one in hydrogen Petropols, terpene resin, rosin resin, gum dammar.
A kind of dual-component polyurethane adhesive compound with aluminium for foamed cotton the most according to claim 1, its feature
It is: described styrene series thermoplastic elastomer is selected from styrene butadiene styrene block copolymer (SBS), styrene-isoamyl two
Alkene-styrene block copolymer, styrene-ethylene-butylene-styrene block copolymer, styrene ethylene-propylene-styrene
At least one in type block copolymer.
A kind of dual-component polyurethane adhesive compound with aluminium for foamed cotton the most according to claim 1, its feature
It is: the diisocyanate in the B component of described band isocyano is selected from toluene di-isocyanate(TDI), diphenylmethane diisocyanate
At least one in ester, hexamethylene diisocyanate.
7. the dual-component polyurethane adhesive compound for foamed cotton and aluminium as described in any one of claim 1 ~ 6
Preparation method, it is characterised in that: the B component of described hydroxyl component A and band isocyano is calculated as 10:1 ~ 5 by weight
Proportioning mixes.
The preparation side of a kind of dual-component polyurethane adhesive compound with aluminium for foamed cotton the most according to claim 7
Method, it is characterised in that: the preparation method of described hydroxyl component A comprises the steps:
(1) in reaction vessel, add effective solid constituent tackifying resin by weight percentage and a certain amount of organic solvent,
Being uniformly mixed, temperature controls between 70～80 DEG C, treats that tackifying resin is dissolved completely in the middle of organic solvent, obtains certain
The tackifying resin solution of solid content；
(2) in reaction vessel, effective solid constituent styrene series thermoplastic elastomer by weight percentage is added with certain
Amount organic solvent, is uniformly mixed, and temperature controls, between 70～80 DEG C, to treat that styrene series thermoplastic elastomer is completely dissolved
In the middle of organic solvent, obtain the styrene series thermoplastic elastomer solution of certain solid content；
(3) by effective solids by weight percentages, the modified polyurethane solution that solid content is 50% is added step (1) gained
Tackifying resin solution and the styrene series thermoplastic elastomer solution of step (2) gained, be warming up to 50～60 DEG C, stirring is all
Even, cooling discharge, obtain hydroxyl component A.
The preparation side of a kind of dual-component polyurethane adhesive compound with aluminium for foamed cotton the most according to claim 8
Method, it is characterised in that: described organic solvent is selected from ethyl acetate, butyl acetate, acetone, butanone, Ketohexamethylene, propylene glycol monomethyl ether vinegar
At least one in acid esters.
The preparation of a kind of dual-component polyurethane adhesive compound with aluminium for foamed cotton the most according to claim 8
Method, it is characterised in that: the addition of described organic solvent is respectively the 35 ~ 75% of gained solution total amount by weight percentage.
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| CN201610521373.2A CN106147687A (en) | 2016-07-05 | 2016-07-05 | A kind of bi-component polyurethane adhesive compound with aluminium for foamed cotton and preparation method thereof |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111067709A (en) * | 2019-11-15 | 2020-04-28 | 惠州市浩明科技股份有限公司 | Preparation method and winding storage method of medical adhesive tape |
| CN111634102A (en) * | 2020-06-11 | 2020-09-08 | 合肥市兴烨包装材料有限公司 | EPE pearl cotton and aluminum film compounding process |
| CN112322173A (en) * | 2020-11-25 | 2021-02-05 | 上海库弗新材料有限公司 | Solvent-resistant rubber type three-proofing paint and preparation method thereof |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102703016A (en) * | 2012-06-05 | 2012-10-03 | 常州大学 | Preparation method for polyurethane adhesive for binding high-grade books |
| CN104194442A (en) * | 2014-08-29 | 2014-12-10 | 苏州圣谱拉新材料科技有限公司 | Two-component polyurethane hammer paint |
-
2016
- 2016-07-05 CN CN201610521373.2A patent/CN106147687A/en active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102703016A (en) * | 2012-06-05 | 2012-10-03 | 常州大学 | Preparation method for polyurethane adhesive for binding high-grade books |
| CN104194442A (en) * | 2014-08-29 | 2014-12-10 | 苏州圣谱拉新材料科技有限公司 | Two-component polyurethane hammer paint |
Non-Patent Citations (1)
| Title |
|---|
| 熊腊森: "《粘接手册》", 31 August 2008, 机械工业出版社 * |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111067709A (en) * | 2019-11-15 | 2020-04-28 | 惠州市浩明科技股份有限公司 | Preparation method and winding storage method of medical adhesive tape |
| CN111067709B (en) * | 2019-11-15 | 2022-05-13 | 惠州市浩明科技股份有限公司 | Preparation method and winding storage method of medical adhesive tape |
| CN111634102A (en) * | 2020-06-11 | 2020-09-08 | 合肥市兴烨包装材料有限公司 | EPE pearl cotton and aluminum film compounding process |
| CN112322173A (en) * | 2020-11-25 | 2021-02-05 | 上海库弗新材料有限公司 | Solvent-resistant rubber type three-proofing paint and preparation method thereof |
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