CN109517569A - A kind of high-weathering-resistance polyurethane bonding agent - Google Patents
A kind of high-weathering-resistance polyurethane bonding agent Download PDFInfo
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- CN109517569A CN109517569A CN201811305077.4A CN201811305077A CN109517569A CN 109517569 A CN109517569 A CN 109517569A CN 201811305077 A CN201811305077 A CN 201811305077A CN 109517569 A CN109517569 A CN 109517569A
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Classifications
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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
-
- 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
- C09J11/04—Non-macromolecular additives inorganic
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K3/00—Use of inorganic substances as compounding ingredients
- C08K3/02—Elements
- C08K2003/023—Silicon
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K3/00—Use of inorganic substances as compounding ingredients
- C08K3/18—Oxygen-containing compounds, e.g. metal carbonyls
- C08K3/24—Acids; Salts thereof
- C08K3/26—Carbonates; Bicarbonates
- C08K2003/265—Calcium, strontium or barium carbonate
Abstract
The present invention relates to a kind of high-weathering-resistance polyurethane bonding agent, including 70-80 parts of base polyurethane prepolymer for use as, 20-30 parts of fire retardant；25-42 parts of grease polyalcohol, 15-20 parts of polyester-diol, 0.5-1 parts of adhesion promoter, 17-20 parts of fire retardant, 20-25 parts of calcium powder, 2.5-4 parts of gas-phase silicon, 0.05-0.1 parts of catalyst, 3-5 parts of polycarbodiimide of bulky side chains modification.The low modulus of the present invention and to multiple material have excellent adhesion can, shear strength > 7MPa to PET film, shear strength > 13MPa to the AL without any processing, shear strength > 7MPa to PA, shear strength > 8MPa to PC, shear strength > 8MPa to ABS；Strength retention >=90% after double 1000h and -40-100 DEG C of 85 aging processs (2h/cycle) 200 circulation.
Description
Technical field
The present invention relates to a kind of high-weathering-resistance polyurethane bonding agents and preparation method thereof, belong to adhesive for polyurethane technology neck
Domain.
Background technique
With the development of economic technology, environmental issue also becomes more important, since new-energy automobile can rely on solar energy
The clear energy sources such as wind energy are gradually substituting traditional oily electrical automobile.And the core of power vehicle is power battery, it is common at present
Power battery be bonded contacted material and substantially have following several, PC, AL, PET, ABS etc., just there is an urgent need to research and develop one kind for this
The bonding agent of these types of material can be met simultaneously to support the development of new-energy automobile.
The adhesive being adhesively fixed currently used for power battery mainly based on adhesive for polyurethane, silicon rubber, but due to
Silicon rubber cure cycle is long, poor adhesive force, and polyurethane direction has become the research direction of numerous scientific research personnel；However polyurethane
Weatherability limits its use to a certain extent.
Summary of the invention
In view of the deficiencies of the prior art, invention provides a kind of high-weathering-resistance polyurethane bonding agent, provided by the present invention
Adhesive can meet the bonding of various material simultaneously, shear strength > 7MPa to PET film, cutting to the AL without any processing
Shearing stress > 13MPa, shear strength > 7MPa to PA, shear strength > 8MPa to PC, shear strength > 8MPa to ABS, and
Performance can satisfy dynamic completely without obvious decaying after double 1000h and -40-100 DEG C of 85 agings (2h/cycle) 200 circulation
The demand that power battery is adhesively fixed.
For achieve the above purposes, the present invention is achieved by the following technical solutions:
A kind of high-weathering-resistance polyurethane bonding agent, including two kinds of components of A, B, the mass ratio of two kinds of components of A, B are 1:1；
The component A is made of the raw material of following mass parts:
70-80 parts of base polyurethane prepolymer for use as；
20-30 parts of fire retardant；
The B component is made of the raw material of following mass parts:
25-42 parts of grease polyalcohol；
15-20 parts of polyester-diol of bulky side chains modification；
0.5-1 parts of adhesion promoter；
17-20 parts of fire retardant；
20-25 parts of calcium powder；
2.5-4 parts of gas-phase silicon；
0.05-0.1 parts of catalyst；
3-5 parts of polycarbodiimide；
The grease polyalcohol is Sovermol1092, Sovermol815 that grease polyalcohol is BASF production, upper Nereid day
Two or three of mixture in AP-11, P202, AF-4330 of Chemical Manufacture.
The modified polyester-diol of the bulky side chains is the XC-488 of one hundred source Chemical Manufacture of Beijing.
The fire retardant is the YS-F1050D of Nantong IELTS flame-retarded technology Co., Ltd production, Weifang Wan Feng science and technology is limited
One or both of 8184 mixture of company's production；
The adhesion promoter is one stepped in the Silquest*Y15744 of figure production and the A-Link599 of DOW CORNING production
Kind or two kinds of mixture；
The calcium powder is to close one of the D405 and T805 that contain mineral products production；
The gas-phase silicon is the R202, one of R8200 of Degussa；
The catalyst is the mixed of one or both of BICAT8118, BICAT8, BICATZ of the leading chemical production method in the U.S.
Close object.
A method of preparing above-mentioned high-weathering-resistance polyurethane bonding agent, comprising the following steps:
(1) preparation of base polyurethane prepolymer for use as: in parts by mass: the 3190 of 45.2 parts of standing grain mass production are added in reactor,
It is dehydrated 2.5h in the state that 120 DEG C and vacuum degree are 0.08 ~ 0.1MPa, after being cooled to 60 DEG C, adds 54.8 parts of diphenyl methanes
Diisocyanate is into reactor, then the mass percent for being warming up to 80 DEG C of reactions to-NCO ion is 14%, obtains polyurethane prepolymer
Body；
(2) preparation of component A: 70-80 parts and fire retardant 20-30 parts addition reaction of the base polyurethane prepolymer for use as taking step (1) to prepare
It is stirred evenly in kettle, both obtains component A, and inflated with nitrogen is sealed；
(3) preparation of B component: 25 ~ 42 parts of grease polyalcohol, 15 ~ 20 parts of polyester-diol of bulky side chains modification, adhesive force promotes
It 0.5 ~ 1 part of agent, 20 ~ 25 parts of fire retardant, 20 ~ 25 parts of calcium powder, 2.5 ~ 4 parts of gas-phase silicon, 0.05 ~ 0.1 part of catalyst, stirs at normal temperature
Mix it is uniformly mixed, vacuum degree be 0.08 ~ 0.1MPa in the state of vacuumize 30min, both B component；
(4) ratio that two component of A, B is 1:1 in mass ratio is uniformly mixed and both obtains high-weathering-resistance polyurethane adhesive material.
Compared with prior art, the invention has the following advantages that
1) present invention is a kind of glutinous agent material of two-component polyurethane adhesive, in use, two component of A, B 1:1 in mass ratio is mixed
Reaction, it is easy to operate, it is i.e. curable at normal temperature；
2) the bonding demand between multiple material can be met simultaneously, to shear strength > 7MPa of PET film, to without any processing
Shear strength > 13MPa of AL, shear strength > 7MPa to PA, shear strength > 8MPa to PC, to the shear strength of ABS >
8MPa, can meet the bonding problem of multiple material during power battery is adhesively fixed simultaneously, and universality is high
3) compared with traditional high-adhesive-strength adhesive for polyurethane material, dual-component polyurethane material of the invention, which has, to be gathered around
Possess splendid weather resistance while having compared with high fire-retardance grade, break the status of conventional urethane adhesive weatherability difference,
With very high unfailing performance.
Specific embodiment
Embodiment 1
The component A is made of the raw material of following mass parts:
Base polyurethane prepolymer for use as: 70 parts；
YS-B09S-1050D:30 parts；
The B component is made of the raw material of following mass parts:
Sovermol1092:20 parts；
AF4330:5；
The modified polyester-diol of bulky side chains: 20 parts；
A-Link599:1 parts；
8184:20 parts；
D405；25 parts
Polycarbodiimide: 5 parts；
R202:4 parts；
BiCAT8118:0.1 parts
(1) preparation of base polyurethane prepolymer for use as: in parts by mass: the 3190 of 45.2 parts of standing grain mass production are added in reactor,
It is dehydrated 2.5h in the state that 120 DEG C and vacuum degree are 0.08 ~ 0.1MPa, after being cooled to 60 DEG C, adds 54.8 parts of diphenyl methanes
Diisocyanate is into reactor, then the mass percent for being warming up to 80 DEG C of reactions to-NCO ion is 14%, obtains polyurethane prepolymer
Body；
(2) preparation of component A: 70 parts of the base polyurethane prepolymer for use as taking step (1) to prepare and fire retardant YS-B09S-1050D 20-30
It is stirred evenly in part addition reaction kettle, both obtains component A, and inflated with nitrogen is sealed；
(3) preparation of B component；Take 20 parts of Sovermol1092,5 parts of AF4330,20 parts of XCP-488； A-Link599 1
Part, 8,184 20 parts, 25 parts of D405,5 parts of polycarbodiimide, 4 parts of R202 and 0.1 part of BiCAT8118 stir at normal temperature
It is uniformly mixed, vacuumizes 30min in the state that vacuum degree is 0.08 ~ 0.1MPa, both obtain B component；
(4) ratio that two component of A, B is 1:1 in mass ratio is uniformly mixed and both obtains high-weathering-resistance polyurethane adhesive material；
It is in mass ratio that 1:1 is mixed by two component of A, B, gel time is 20min under the conditions of 25 DEG C.
Embodiment 2
The component A is made of the raw material of following mass parts:
Base polyurethane prepolymer for use as: 80 parts；
YS-B09S-1050D:20 parts；
The B component is made of the raw material of following mass parts:
Sovermol815:22 parts；
P202:20 parts；
XCP-488:15 parts；
Sliquest*15744:0.5 parts；
YS-B09S-1050D:17 parts；
T805；20 parts
Polycarbodiimide: 3 parts；
R202:2.5 parts；
BiCAT8:0.05 parts
(1) preparation of base polyurethane prepolymer for use as: in parts by mass: the 3190 of 45.2 parts of standing grain mass production are added in reactor,
It is dehydrated 2.5h in the state that 120 DEG C and vacuum degree are 0.08 ~ 0.1MPa, after being cooled to 60 DEG C, adds 54.8 parts of diphenyl methanes
Diisocyanate is into reactor, then the mass percent for being warming up to 80 DEG C of reactions to-NCO ion is 14%, obtains polyurethane prepolymer
Body；
(2) preparation of component A: 80 parts and 30 parts of fire retardant YS-B09S-1050D of the base polyurethane prepolymer for use as taking step (1) to prepare
It is added in reaction kettle and stirs evenly, both obtain component A, and inflated with nitrogen is sealed；
(3) preparation of B component；Take 22 parts of Sovermol815,20 parts of P202,15 parts of XCP-488；Sliquest*15744
0.5 part, 17 parts of YS-B09S-1050D, 20 parts of T805,3 parts of polycarbodiimide, 2.5 parts of R202 and 0.05 part of BiCAT8
It is uniformly mixed at normal temperature, vacuumizes 30min in the state that vacuum degree is 0.08 ~ 0.1MPa, both obtain B component；
(4) 0 by two component of A, B be in mass ratio 1:1 ratio be uniformly mixed both high-weathering-resistance polyurethane adhesive material；
It is in mass ratio that 1:1 is mixed by two component of A, B, gel time is 15min under the conditions of 25 DEG C.
Embodiment 3
The component A is made of the raw material of following mass parts:
Base polyurethane prepolymer for use as: 73 parts；
YS-B09S-1050D:27 parts；
The B component is made of the raw material of following mass parts:
Sovermol1092:17 parts；
AP11:13 parts；
Sovermol815:6 parts；
XCP-488:18 parts；
Sliquest*15744:1 parts；
YS-B09S-1050D:17 parts；
T805；20 parts
Polycarbodiimide: 4 parts；
R202:3 parts；
BiCATZ:0.05 parts
BiCAT8:0.05 parts
(1) preparation of base polyurethane prepolymer for use as: in parts by mass: the 3190 of 45.2 parts of standing grain mass production are added in reactor,
It is dehydrated 2.5h in the state that 120 DEG C and vacuum degree are 0.08 ~ 0.1MPa, after being cooled to 60 DEG C, adds 54.8 parts of diphenyl methanes
Diisocyanate is into reactor, then the mass percent for being warming up to 80 DEG C of reactions to-NCO ion is 14%, obtains polyurethane prepolymer
Body；
(2) preparation of component A: 73 parts and 27 parts of fire retardant YS-B09S-1050D of the base polyurethane prepolymer for use as taking step (1) to prepare
It is added in reaction kettle and stirs evenly, both obtain component A, and inflated with nitrogen is sealed；
(3) preparation of B component；Take 17 parts of Sovermol1092,6 parts of Sovermol815,13 parts of AP11, XCP-488 18
Part；1 part of Sliquest*15744,17 parts of YS-B09S-1050D, 20 parts of T805,4 parts of polycarbodiimide, 3 parts of R202,
0.05 part and 0.05 part of BiCAT8 of BiCATZ is uniformly mixed at normal temperature, in the state that vacuum degree is 0.08 ~ 0.1MPa
Under vacuumize 30min, both B component；
(4) ratio that two component of A, B is 1:1 in mass ratio is uniformly mixed and both obtains high-weathering-resistance polyurethane adhesive material；
It is in mass ratio that 1:1 is mixed by two component of A, B, gel time is 11min under the conditions of 25 DEG C.
The test of experimental example correlated performance
Referring to GB/T7123.1-2002 " measurement of adhesive working life " after the A, B component are mixed;By the A, B component
It is shown in table 1 referring to GB/T7124-2008 " measurement of adhesive tensile shear strength " result after mixing cured:
Adhesive for polyurethane provided by the present invention all has excellent adhesive strength to various substrates as can be seen from Table 1, tool
There is very high universality；Colloid modulus itself is lower to be subjected to shaking and not falling off for a long time；Still have after aging excellent
Adhesive property can satisfy the bonding demand of power battery completely.
The foregoing is merely presently preferred embodiments of the present invention, is not intended to limit the invention range, all in the present invention
Spirit and principle within, any modification, equivalent substitution, improvement and etc. done be somebody's turn to do included in protection scope of the present invention
Within.
Claims (4)
1. a kind of high-weathering-resistance polyurethane bonding agent, which is characterized in that including two kinds of components of A, B, the matter of two kinds of components of A, B
Amount is than being 1:1；
The component A is made of the raw material of following mass parts:
70-80 parts of base polyurethane prepolymer for use as；
20-30 parts of fire retardant；
The B component is made of the raw material of following mass parts:
25-42 parts of grease polyalcohol；
15-20 parts of polyester-diol of bulky side chains modification；
0.5-1 parts of adhesion promoter；
17-20 parts of fire retardant；
20-25 parts of calcium powder；
2.5-4 parts of gas-phase silicon；
0.05-0.1 parts of catalyst；
3-5 parts of polycarbodiimide；
The base polyurethane prepolymer for use as, preparation process include: in parts by mass: the 3190 of 45.2 parts of standing grain mass production being added to anti-
It answers in device, is dehydrated 2.5h in the state that 120 DEG C and vacuum degree are 0.08-0.1MPa, after being cooled to 60 DEG C, adds 54.8 parts of hexichol
Dicyclohexylmethane diisocyanate is into reactor, then the mass percent for being warming up to 80 DEG C of reactions to-NCO ion is 14%, obtains poly- ammonia
Ester performed polymer.
2. polyurethane adhesive according to claim 1, which is characterized in that the grease polyalcohol is that grease polyalcohol is
In Sovermol1092, Sovermol815 of BASF production, AP-11, P202, AF-4330 of upper Nereid's daily use chemicals work production
Two or three of mixture.
3. polyurethane adhesive according to claim 1, which is characterized in that the modified polyester-diol of the bulky side chains is
The XC-488 of one hundred source Chemical Manufacture of Beijing.
4. polyurethane adhesive according to claim 1, which is characterized in that the fire retardant is Nantong IELTS flame-retarded technology
One or both of 8184 mixture that the YS-F1050D of Co., Ltd's production, Weifang Wan Feng Science and Technology Ltd. produce；
The adhesion promoter be step the Silquest*Y15744 of figure production and one of A-Link599 of DOW CORNING production or
Two kinds of mixture；The catalyst is one of BICAT8118, BICAT8, BICATZ of the leading chemical production method in the U.S.
Or two kinds of mixture.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811305077.4A CN109517569A (en) | 2018-11-05 | 2018-11-05 | A kind of high-weathering-resistance polyurethane bonding agent |
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| CN201811305077.4A CN109517569A (en) | 2018-11-05 | 2018-11-05 | A kind of high-weathering-resistance polyurethane bonding agent |
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| CN201811305077.4A Pending CN109517569A (en) | 2018-11-05 | 2018-11-05 | A kind of high-weathering-resistance polyurethane bonding agent |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113493670A (en) * | 2020-03-19 | 2021-10-12 | 深圳市润贝化工有限公司 | Aviation-grade flame-retardant polyurethane pressure-sensitive adhesive and preparation method thereof |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113493670A (en) * | 2020-03-19 | 2021-10-12 | 深圳市润贝化工有限公司 | Aviation-grade flame-retardant polyurethane pressure-sensitive adhesive and preparation method thereof |
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Address after: No.3-3 Kaifeng Road, Yantai Development Zone, Shandong Province Applicant after: Yantai Debang Technology Co.,Ltd. Address before: No.3-3 Kaifeng Road, Yantai Development Zone, Shandong Province Applicant before: DARBOND TECHNOLOGY Co.,Ltd. |
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Application publication date: 20190326 |