CN108084948A - A kind of weaving hyper-branched polyester hot melt type polyurethane adhesive and preparation method thereof - Google Patents
A kind of weaving hyper-branched polyester hot melt type polyurethane adhesive and preparation method thereof Download PDFInfo
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- CN108084948A CN108084948A CN201711388895.0A CN201711388895A CN108084948A CN 108084948 A CN108084948 A CN 108084948A CN 201711388895 A CN201711388895 A CN 201711388895A CN 108084948 A CN108084948 A CN 108084948A
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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
- C09J175/08—Polyurethanes from polyethers
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
- C08G18/00—Polymeric products of isocyanates or isothiocyanates
- C08G18/06—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen
- C08G18/08—Processes
- C08G18/10—Prepolymer processes involving reaction of isocyanates or isothiocyanates with compounds having active hydrogen in a first reaction step
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
- C08G18/00—Polymeric products of isocyanates or isothiocyanates
- C08G18/06—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen
- C08G18/28—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the compounds used containing active hydrogen
- C08G18/40—High-molecular-weight compounds
- C08G18/4009—Two or more macromolecular compounds not provided for in one single group of groups C08G18/42 - C08G18/64
- C08G18/4018—Mixtures of compounds of group C08G18/42 with compounds of group C08G18/48
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
- C08G18/00—Polymeric products of isocyanates or isothiocyanates
- C08G18/06—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen
- C08G18/28—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the compounds used containing active hydrogen
- C08G18/40—High-molecular-weight compounds
- C08G18/48—Polyethers
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
- C08G18/00—Polymeric products of isocyanates or isothiocyanates
- C08G18/06—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen
- C08G18/70—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the isocyanates or isothiocyanates used
- C08G18/72—Polyisocyanates or polyisothiocyanates
- C08G18/74—Polyisocyanates or polyisothiocyanates cyclic
- C08G18/76—Polyisocyanates or polyisothiocyanates cyclic aromatic
- C08G18/7657—Polyisocyanates or polyisothiocyanates cyclic aromatic containing two or more aromatic rings
- C08G18/7664—Polyisocyanates or polyisothiocyanates cyclic aromatic containing two or more aromatic rings containing alkylene polyphenyl groups
- C08G18/7671—Polyisocyanates or polyisothiocyanates cyclic aromatic containing two or more aromatic rings containing alkylene polyphenyl groups containing only one alkylene bisphenyl group
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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
- C09J11/02—Non-macromolecular additives
- C09J11/06—Non-macromolecular additives organic
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
- C08G2170/00—Compositions for adhesives
- C08G2170/20—Compositions for hot melt adhesives
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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
- C08L2201/00—Properties
- C08L2201/08—Stabilised against heat, light or radiation or oxydation
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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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- Organic Chemistry (AREA)
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- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Adhesives Or Adhesive Processes (AREA)
Abstract
The invention discloses a kind of weaving hyper-branched polyester hot melt type polyurethane adhesives and preparation method thereof, and including polyether polyol, hyperbranched poly ester polyol, MDI and additive, specific preparation method is：Hyperbranched poly ester polyol at 100 150 DEG C is preheated to fusing, obtains the hyperbranched poly ester polyol of pre- thawing；Airtight test is carried out to reaction kettle, is dried and removed water with nitrogen displacement, and is preheating to 50 DEG C, sequentially adds MDI and polyether polyol, under vacuum, control jacket temperature is stirred to react 1 3h, fast cooling obtains base polyurethane prepolymer for use as to 55 DEG C to 60 80 DEG C；Under vacuum, the hyperbranched poly ester polyol that polyether polyol will be sequentially added in base polyurethane prepolymer for use as and is melted in advance, is warming up to 60 80 DEG C, it is stirred to react 1 3h, vacuum breaker after reaction removes bubble, obtains weaving hyper-branched polyester hot melt type polyurethane adhesive.
Description
Technical field
The present invention relates to weaving polyurethane adhesive technology field more particularly to a kind of weaving hyper-branched polyester heat molten types
Polyurethane binder and preparation method thereof.
Background technology
In recent years, with the development of economy, textile industry also increasingly increases clothes with meeting people in reform of constantly bringing forth new ideas
Long quality is pursued.Adhesive is progressively substituting effect of the needlework in textile garment processing because of its firm bonding force.Water
Property polyurethane be binary colloid system of the water as decentralized medium, containing a small amount of or without organic solvent, main chain in lotion
On there are substantial amounts of carbamate groups (- NHCOO-), aqueous polyurethane to be made of soft segment and rigid chain segment, wherein just
Property segment be to be made of the polarity isocyanates larger compared with strong, cohesive energy and chain extender, flexibility segment is relatively low by cohesive energy
Polyester or polyether polyol mutually assemble composition, have that nontoxic, VOC content is low, viscosity is good, soft or hard adjustable, good hydrophilic property etc.
Many performances, but the degree of cross linking is low, it is difficult to meet the requirement of textile adhesive.
The method of modifying of aqueous polyurethane includes cross-linking modified, epoxy resin modification, organic-silicon-modified, polyacrylic acid at present
Ester modified, nano-material modified and organic fluorine richness etc..Dissaving polymer belongs to highly-branched polymers, has polydispersion
Structure has many advantages, such as that melting viscosity is low, solubility is high, molecule interchain can pass through " a step without entanglement and more terminal functionalities
Method " or " quasi-one step method " are synthesized into, and simple production process is cheap, suitable for large-scale industrial production, market prospects
It is wide.
Aqueous hyperbranched intermediate disclosed in Chinese patent CN 101381457A, water soluble hyperbranched propenoic acid resin
Preparation method, the hyperbranched intermediate are polyester-type or polyamide, and specific preparation method is：Using the side of fed batch
Formula, will contain double bond, maleic acid of functional group's number more than or equal to 2 or maleic anhydride A monomers and degree of functionality is big
In equal to 2 N,N-dimethylformamide, diethanol amine, glycerine, pentaerythrite, trimethylolpropane, phthalic acid, neighbour
Phthalate anhydride, maleic acid, maleic anhydride or the reaction of trimellitic anhydride B monomer, obtain double bond containing C pre-polymerizations
Body, by C performed polymers and B monomer in dimethylbenzene, toluene, ethylbenzene, butanone, cyclohexanone, butyl acetate, tetrahydrofuran, twoIn alkane
Further polycondensation reaction, evacuated prolapse solvent obtain solvent-free hyper-branched polyester/polyamide intermediate, then will
Solvent-free hyper-branched polyester/polyamide intermediate in aqueous solution, is heated with acrylic acid or acrylic ester monomer, added
Enter appropriate emulsifier and initiator, emulsion polymerization forms water soluble hyperbranched propenoic acid resin.Water solubility prepared by this method
Hyperbranched propenoic acid resin copolymer can be used in the woolen fabric adhesive or other adhesives of field of textiles.Chinese patent
Hyper-branched polyester urethane acrylate ultraviolet-curing paint and preparation method thereof, the coating disclosed in CN 103965767A
Promote including modified hyper-branched polyester urethane acrylate, active monomer diluent, photoinitiator, levelling agent and adhesive force
Agent, wherein the preparation method of modified hyper-branched polyester urethane acrylate is：By trimethylolpropane and p-methyl benzenesulfonic acid
Dihydromethyl propionic acid is added in after melting in the reactor, heating reaction, obtains hyper-branched polyester, then add in positive certain herbaceous plants with big flowers under a nitrogen
Acid, undecenoic acid, lauric acid/dodecanoic acid, tetradecylic acid, hexadecylic acid, stearic acid, oleic acid, linoleic acid or palmitic acid long chain acid and to toluene sulphur
The hyper-branched polyester of long chain acid modification is obtained by the reaction in acid, under a nitrogen heating；Again by isophorone diisocyanate, para hydroxybenzene
Hydroxypropyl acrylate is added in the mixture of methyl ether and dibutyl tin laurate, polyurethane acroleic acid is obtained by the reaction in low-temperature heat
Ester, finally by the hyper-branched polyester that long chain acid is modified and urethane acrylate, dibutyl tin laurate and para hydroxybenzene first
Modified hyper-branched polyester urethane acrylate is obtained by the reaction in ether, heating.This method is by being modified hyper-branched polyester
Improve the adhesive force and flexibility of coating.From the above-mentioned prior art, using hyper-branched polyester to it is polyurethane-modified can be notable
The mechanical property and water resistance of polyurethane binder are improved, but the hot melt polyurethane being modified now with hyperbranched polyether bonds
Research in terms of agent is actually rare.
The content of the invention
For shortcoming present in above-mentioned technology, the present invention provides a kind of weaving hyper-branched polyester heat molten types to gather
Urethane adhesive and preparation method thereof is that hyperbranched poly ester polyol is modified polyurethane to that mechanical property is prepared is excellent
It is good, the good moisture-curable hot melt urethane adhesives of heat-resisting oil resistivity.
The technical solution adopted by the present invention to solve the technical problems is：
A kind of weaving hyper-branched polyester hot melt type polyurethane adhesive, which is characterized in that the weaving hyperbranched poly
Ester hot melt type polyurethane adhesive includes hyperbranched poly ester polyol and MDI, and the hyperbranched poly ester polyol is that hydroxyl value is
The polyester of the polyfunctionality of 100-400mg KOH/g.
As the preferred of above-mentioned technical proposal, in the ester modified hot melt type polyurethane adhesive of hyperbranched poly of the weaving
Component, by weight, 30-60 parts of polyether polyol, 5-10 parts of hyperbranched poly ester polyol, 30-40 parts of MDI, addition
2-5 parts of agent, total amount are 100 parts.
As the preferred of above-mentioned technical proposal, the MDI is 4,4 '-methyl diphenylene diisocyanate, 2,4 '-hexichol
Dicyclohexylmethane diisocyanate and 2, one kind or its mixture in 2 '-methyl diphenylene diisocyanate, the polyether polyol
It is the polypropylene glycol that molecular weight is 400-2000, the additive is silane coupling agent and light stabilizer.
The present invention also provides a kind of weaving preparation method of hyper-branched polyester hot melt type polyurethane adhesive, feature exists
In comprising the following steps：
(1) hyperbranched poly ester polyol is preheated to fusing at 100-150 DEG C, the hyper-branched polyester for obtaining pre- thawing is more
First alcohol；
(2) airtight test is carried out to reaction kettle, is dried and removed water with nitrogen displacement, and be preheating to 50 DEG C, sequentially add MDI
And polyether polyol, under vacuum, control jacket temperature to 60-80 DEG C, be stirred to react 1-3h, fast cooling to 55 DEG C,
Obtain base polyurethane prepolymer for use as；
(3) under vacuum, polyether polyol and step are sequentially added into base polyurethane prepolymer for use as prepared by step (2)
(1) the hyperbranched poly ester polyol of the pre- thawing prepared, is warming up to 60-80 DEG C, is stirred to react 1-3h, breaks after reaction true
Sky adds in additive and is uniformly mixed, removes bubble, obtain weaving hyper-branched polyester hot melt type polyurethane adhesive.
As the preferred of above-mentioned technical proposal, the hyperbranched poly ester polyol is that hydroxyl value is 100-400mg KOH/g
The polyester of polyfunctionality, further preferably BASF Sovermol760.
As the preferred of above-mentioned technical proposal, polyether polyol is that molecular weight is in the step (2) or step (3)
The polypropylene glycol of 400-2000, further preferably sinopec GE-220A, GE-210, GE-204.
As the preferred of above-mentioned technical proposal, MDI is 4 in the step (2), 4 '-methyl diphenylene diisocyanate, 2,
4 '-methyl diphenylene diisocyanate and 2, one kind or its mixture in 2 '-methyl diphenylene diisocyanate are further excellent
Elect Baeyer Desmodur 2460M, Desmodur 44M as.
As the preferred of above-mentioned technical proposal, NCO percentage compositions are 12- in base polyurethane prepolymer for use as in the step (2)
18%.
As the preferred of above-mentioned technical proposal, additive is silane coupling agent and light stabilizer in the step (3).
As the preferred of above-mentioned technical proposal, weaving hyper-branched polyester hot melt type polyurethane bonding in the step (3)
Component in agent, by weight, 30-60 parts of polyether polyol, 5-10 parts of hyperbranched poly ester polyol, 30-40 parts of MDI,
2-5 parts of additive, total amount are 100 parts.
Compared with prior art, the present invention its advantage is：
(1) weaving for preparing of the present invention is with hyper-branched polyester hot melt type polyurethane adhesive hyperbranched poly ethoxylated polyhydric alcohol generation
It is added to for traditional polyether polyol in the preparation of polyurethane binder, makes the cohesion of the hot melt type polyurethane adhesive of preparation
Power and initial bonding strength are more prominent, significantly improve the heat resistance and oil resistivity of moisture-curable hot melt type polyurethane adhesive, can meet
The needs that various textiles bond.
(2) present invention prepares weaving has preferable bonding force and excellent with hyper-branched polyester hot melt type polyurethane adhesive
Water-wash resistance, the ester modified moisture-curable hot melt type polyurethane adhesive of hyperbranched poly are at room temperature solid, heating melting sizing, glue
Layer cooling and solidifying, forms physical bond, and adhesive surface contains a large amount of active NCO groups in addition, easily with textile surface
Hydroxyl, the water or active hydrogen reaction of absorption form urea bond group, form chemical key connection, further improve the glue-line of adhesive with
The bonding of textile surface makes bonding more secured.
(3) preparation process of the invention is simple, need not increase adhesive using fillers such as white carbon, rosin resins
Adhesive property, also should not use binary either the alcohols of ternary or amine make crosslinking agent, more need not use be branched it is low
Low molecular polyether improve the collateralization degree of product, by being replaced during preparation with hyperbranched poly ethoxylated polyhydric alcohol
Traditional polyether polyol, a step obtain the preferable polyurethane binder of viscosity, reduce technological process flow, avoid curing
It the required time, is simple and efficient, and excellent product performance, there is good initial bonding strength and shorter hardening time, it is heat-resisting resistance to
Oil is had excellent performance, and fully meets the requirement of field of textiles, suitable for large-scale industrial production.
Specific embodiment
The present invention is described in further detail below, to make those skilled in the art being capable of evidence with reference to specification word
To implement.
Embodiment 1：
Reaction kettle is preheating to 50 DEG C, the 4 of 39.7g is put into using vacuum after dry, 4 '-methyl diphenylene diisocyanate
With the polyethers GE-220A of 22.9g, then temperature is controlled to react 3h under vacuum at 60 DEG C.55 DEG C are cooled to rapidly, utilizes vacuum
The high branched polyesters polyalcohol SOVERMOL1080 of 27.3g polyethers GE-204 and 6.7g are put into, then the reaction was continued under vacuo
2h.It is 1 to add in 3.4g mass ratioes after reaction:1 silane coupling agent and light stabilizer stops stirring, bubble is removed in vacuum
Obtain weaving hyper-branched polyester hot melt type polyurethane adhesive.
Embodiment 2：
Reaction kettle is preheating to 50 DEG C, the 4 of 38.3g is put into using vacuum after dry, 4 '-methyl diphenylene diisocyanate
With the polyethers GE-210 of 25.6g, then temperature is controlled to react 3h under vacuum at 80 DEG C.55 DEG C are cooled to rapidly, utilizes vacuum
The high branched polyesters polyalcohol SOVERMOL760 of 25.6g polyethers GE-204 and 7.8g are put into, then the reaction was continued under vacuo
3h.It is 1 to add in 2.7g mass ratioes after reaction:0.7 silane coupling agent and light stabilizer stops stirring, gas is removed in vacuum
Bubble obtains weaving hyper-branched polyester hot melt type polyurethane adhesive.
Embodiment 3：
Reaction kettle is preheating to 50 DEG C, the 4 of 29.8g is put into using vacuum after dry, 4 '-methyl diphenylene diisocyanate
With the polyethers GE-204 of 30.7g, then temperature is controlled to react 3h under vacuum at 70 DEG C.55 DEG C are cooled to rapidly, utilizes vacuum
The high branched polyesters polyalcohol SOVERMOL1092 of 30.7g polyethers GE-210 and 5.7g are put into, then the reaction was continued under vacuo
2.5h.It is 1 to add in 3.1g mass ratioes after reaction:0.6 silane coupling agent and light stabilizer stops stirring, is removed in vacuum
Bubble obtains weaving hyper-branched polyester hot melt type polyurethane adhesive.
Embodiment 4：
Reaction kettle is preheating to 50 DEG C, the 4 of 36.3g is put into using vacuum after dry, 4 '-methyl diphenylene diisocyanate
With the polyethers GE-220A of 26.6g, then temperature is controlled to react 3h under vacuum at 80 DEG C.55 DEG C are cooled to rapidly, utilizes vacuum
The high branched polyesters polyalcohol SOVERMOL760 of 29.3g polyethers GE-204 and 5.4g are put into, then the reaction was continued under vacuo
3h.It is 1 to add in 2.4g mass ratioes after reaction:0.3 silane coupling agent and light stabilizer stops stirring, gas is removed in vacuum
Bubble obtains weaving hyper-branched polyester hot melt type polyurethane adhesive.
Embodiment 5：
Reaction kettle is preheating to 50 DEG C, the 4 of 35.3g is put into using vacuum after dry, 4 '-methyl diphenylene diisocyanate
With the polyethers GE-220A of 27.0g, then temperature is controlled to react 3h under vacuum at 80 DEG C.55 DEG C are cooled to rapidly, utilizes vacuum
The high branched polyesters polyalcohol SOVERMOL1080 of 27.0g polyethers GE-210 and 6.5g are put into, then the reaction was continued under vacuo
2h.It is 1 to add in 4.2g mass ratioes after reaction:0.2 silane coupling agent and light stabilizer stops stirring, gas is removed in vacuum
Bubble obtains weaving hyper-branched polyester hot melt type polyurethane adhesive.
Embodiment 6：
Reaction kettle is preheating to 50 DEG C, the 4 of 35.3g is put into using vacuum after dry, 4 '-methyl diphenylene diisocyanate
With the polyethers GE-210 of 27.3g, then temperature is controlled to react 3h under vacuum at 75 DEG C.55 DEG C are cooled to rapidly, utilizes vacuum
The high branched polyesters polyalcohol SOVERMOL1092 of 27.3g polyethers GE-220A and 6.7g are put into, is then continued under vacuo anti-
Answer 3h.It is 1 to add in 3.4g mass ratioes after reaction:0.5 silane coupling agent and light stabilizer stops stirring, is removed in vacuum
Bubble obtains weaving hyper-branched polyester hot melt type polyurethane adhesive.
Peel strength test method reference standard《FZ/T 01085-2009 thermal smelting adesive lining separation strength test methods》,
Water-fastness test method reference standard《The survey of appearance and change in size after the washing of FZ/T 01084-2000 HOTMELT ADHESIVE PADDING CLOTHs
It is fixed》.
After testing, weaving hyper-branched polyester hot melt type polyurethane adhesive and the prior art that prepared by embodiment 1-6
The viscosity of the moisture-curable hot melt type polyurethane adhesive of (CN201310513900.1, CN201310469047.8) is removed by force
Degree, the result of viscous, the water-fastness number in place are as follows：
As seen from the above table, the weaving that prepared by the present invention has stronger stripping with hyper-branched polyester hot melt type polyurethane adhesive
From intensity and better water resistance.
Although the embodiments of the present invention have been disclosed as above, but it is not limited in listed fortune in specification and embodiment
With it can be fully applied to various fields suitable for the present invention, for those skilled in the art, can be easily real
Now other modification, therefore without departing from the general concept defined in the claims and the equivalent scope, the present invention is not limited to
Specific details.
Claims (10)
- A kind of 1. weaving hyper-branched polyester hot melt type polyurethane adhesive, which is characterized in that the weaving hyper-branched polyester Hot melt type polyurethane adhesive includes hyperbranched poly ester polyol and MDI, and the hyperbranched poly ester polyol is that hydroxyl value is 100- The polyester of the polyfunctionality of 400 mg KOH/g.
- 2. a kind of weaving hyper-branched polyester hot melt type polyurethane adhesive as described in claim 1, which is characterized in that described Component in the ester modified hot melt type polyurethane adhesive of hyperbranched poly of weaving, by weight, polyether polyol 30-60 Part, 5-10 parts of hyperbranched poly ester polyol, 30-40 parts of MDI, 2-5 parts of additive, total amount is 100 parts.
- 3. the preparation method of any weaving hyper-branched polyester hot melt type polyurethane adhesive as described in claim 1-2, It is characterized in that, the MDI is 4, and 4 '-methyl diphenylene diisocyanate, 2,4 '-methyl diphenylene diisocyanate and 2, One kind or its mixture in 2 '-methyl diphenylene diisocyanate, the polyether polyol are that molecular weight is 400-2000 Polypropylene glycol, the additive are silane coupling agent and light stabilizer.
- 4. a kind of preparation method weaved with hyper-branched polyester hot melt type polyurethane adhesive, which is characterized in that including following step Suddenly：（1）Hyperbranched poly ester polyol is preheated to fusing at 100-150 DEG C, the hyper-branched polyester for obtaining pre- thawing is polynary Alcohol；（2）Airtight test is carried out to reaction kettle, is dried and removed water with nitrogen displacement, and is preheating to 50 DEG C, sequentially add MDI and is gathered Ethoxylated polyhydric alcohol, under vacuum, control jacket temperature are stirred to react 1-3h, fast cooling is obtained to 55 DEG C to 60-80 DEG C Base polyurethane prepolymer for use as；（3）Under vacuum, to step（2）Polyether polyol and step are sequentially added in the base polyurethane prepolymer for use as of preparation（1） The hyperbranched poly ester polyol of the pre- thawing prepared, is warming up to 60-80 DEG C, is stirred to react 1-3h, after reaction vacuum breaker, adds Enter additive to be uniformly mixed, remove bubble, obtain weaving hyper-branched polyester hot melt type polyurethane adhesive.
- 5. the preparation method of weaving hyper-branched polyester hot melt type polyurethane adhesive as claimed in claim 4, feature exist In the hyperbranched poly ester polyol is the polyester for the polyfunctionality that hydroxyl value is 100-400 mg KOH/g.
- 6. the preparation method of weaving hyper-branched polyester hot melt type polyurethane adhesive as claimed in claim 4, feature exist In the step（2）Or step（3）Middle polyether polyol is the polypropylene glycol that molecular weight is 400-2000.
- 7. the preparation method of weaving hyper-branched polyester hot melt type polyurethane adhesive as claimed in claim 4, feature exist In the step（2）Middle MDI is 4,4 '-methyl diphenylene diisocyanate, 2,4 '-methyl diphenylene diisocyanate and 2, One kind or its mixture in 2 '-methyl diphenylene diisocyanate.
- 8. the preparation method of weaving hyper-branched polyester hot melt type polyurethane adhesive as claimed in claim 4, feature exist In the step（2）NCO percentage compositions are 12-18% in middle base polyurethane prepolymer for use as.
- 9. the preparation method of weaving hyper-branched polyester hot melt type polyurethane adhesive as claimed in claim 4, feature exist In the step（3）Middle additive is silane coupling agent and light stabilizer.
- 10. the preparation method of weaving hyper-branched polyester hot melt type polyurethane adhesive as claimed in claim 4, feature exist In the step（3）Middle component of the weaving in hyper-branched polyester hot melt type polyurethane adhesive, by weight, polyethers is more First alcohol 30-60 parts, 5-10 parts of hyperbranched poly ester polyol, 30-40 parts of MDI, 2-5 parts of additive, total amount is 100 parts.
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108987616A (en) * | 2018-06-04 | 2018-12-11 | 界首市天鸿新材料股份有限公司 | A kind of lithium ion battery flexible package paracentesis resistance aluminum-plastic composite membrane |
| CN108995315A (en) * | 2018-08-21 | 2018-12-14 | 浙江绿建房屋工程服务有限公司 | A kind of novel environment friendly fireproof and heat-insulating material |
| CN110105519A (en) * | 2019-04-26 | 2019-08-09 | 浙江华峰热塑性聚氨酯有限公司 | A kind of hot melt adhesive film particle and preparation method thereof |
| CN110540826A (en) * | 2019-09-19 | 2019-12-06 | 齐齐哈尔大学 | High-heat-resistance polyurethane sealant and preparation method thereof |
| CN110746923A (en) * | 2019-06-21 | 2020-02-04 | 南京威邦新材料有限公司 | Flame-retardant heat-resistant double-component polyurethane lawn gum for artificial lawn |
| CN110760286A (en) * | 2019-06-21 | 2020-02-07 | 南京威邦新材料有限公司 | Room-temperature-cured high-strength two-component polyurethane structural adhesive and preparation method thereof |
| CN110776869A (en) * | 2019-06-21 | 2020-02-11 | 南京威邦新材料有限公司 | High-temperature-resistant high-strength polyurethane structural adhesive and preparation method thereof |
| CN110965362A (en) * | 2019-12-21 | 2020-04-07 | 苏州大学 | Branched-chain polyurethane thickener and preparation method thereof |
| CN113234412A (en) * | 2021-06-21 | 2021-08-10 | 上海金汤塑胶科技有限公司 | Preparation method of hot-melt polyurethane resin for bonding material |
| CN115141586A (en) * | 2021-08-23 | 2022-10-04 | 新东方油墨有限公司 | Preparation method and application of water-based composite adhesive |
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Cited By (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108987616A (en) * | 2018-06-04 | 2018-12-11 | 界首市天鸿新材料股份有限公司 | A kind of lithium ion battery flexible package paracentesis resistance aluminum-plastic composite membrane |
| CN108995315A (en) * | 2018-08-21 | 2018-12-14 | 浙江绿建房屋工程服务有限公司 | A kind of novel environment friendly fireproof and heat-insulating material |
| CN108995315B (en) * | 2018-08-21 | 2020-11-06 | 浙江绿建房屋工程服务有限公司 | Novel environment-friendly fireproof heat-insulating material |
| CN110105519A (en) * | 2019-04-26 | 2019-08-09 | 浙江华峰热塑性聚氨酯有限公司 | A kind of hot melt adhesive film particle and preparation method thereof |
| CN110105519B (en) * | 2019-04-26 | 2021-07-16 | 浙江华峰热塑性聚氨酯有限公司 | Particle for hot melt adhesive film and preparation method thereof |
| CN110776869A (en) * | 2019-06-21 | 2020-02-11 | 南京威邦新材料有限公司 | High-temperature-resistant high-strength polyurethane structural adhesive and preparation method thereof |
| CN110760286A (en) * | 2019-06-21 | 2020-02-07 | 南京威邦新材料有限公司 | Room-temperature-cured high-strength two-component polyurethane structural adhesive and preparation method thereof |
| CN110746923A (en) * | 2019-06-21 | 2020-02-04 | 南京威邦新材料有限公司 | Flame-retardant heat-resistant double-component polyurethane lawn gum for artificial lawn |
| CN110776869B (en) * | 2019-06-21 | 2024-05-17 | 南京威邦新材料有限公司 | High-temperature-resistant high-strength polyurethane structural adhesive and preparation method thereof |
| CN110540826A (en) * | 2019-09-19 | 2019-12-06 | 齐齐哈尔大学 | High-heat-resistance polyurethane sealant and preparation method thereof |
| CN110965362A (en) * | 2019-12-21 | 2020-04-07 | 苏州大学 | Branched-chain polyurethane thickener and preparation method thereof |
| CN113234412A (en) * | 2021-06-21 | 2021-08-10 | 上海金汤塑胶科技有限公司 | Preparation method of hot-melt polyurethane resin for bonding material |
| CN113234412B (en) * | 2021-06-21 | 2022-05-17 | 上海金汤塑胶科技有限公司 | Preparation method of hot-melt polyurethane resin for bonding material |
| CN115141586A (en) * | 2021-08-23 | 2022-10-04 | 新东方油墨有限公司 | Preparation method and application of water-based composite adhesive |
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