CN101921563B - Adhesive for powder metallurgy-macromolecule self-lubricating composite and preparation method thereof - Google Patents
Adhesive for powder metallurgy-macromolecule self-lubricating composite and preparation method thereof Download PDFInfo
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Abstract
The invention relates to an adhesive for bonding a powder metallurgy-macromolecule self-lubricating composite and a preparation method thereof. The adhesive for the powder metallurgy-macromolecule self-lubricating composite comprises the following raw materials in the parts by weight: 550-850 parts of mixed solvent, 100 parts of chloroprene rubber, 40-70 parts of methyl methacrylate and 0.6-1.2 parts of benzoyl peroxide initiator, wherein the mixed solvent is the mixture of toluene and acetic ether, and the volume ratio of the toluene to the acetic ether is 1:1.5-1:2.5. The adhesive for the powder metallurgy-macromolecule self-lubricating composite is sued for bonding the powder metallurgy-macromolecule self-lubricating composite. The tensile shear strength of a bonded sample can reach 1.2048MPa and has greater increase compared with the traditional chloroprene rubber adhesive.
Description
Technical field
The present invention relates to sizing agent of a kind of bonding powder metallurgy-macromolecule self-lubricating composite and preparation method thereof, being specifically related to a kind of is the sizing agent and preparation method thereof of matrix with the X 050.
Background technology
Traditional fan motor bearing is an iron-base powder metallurgy material, phenomenons such as corrosion and lubricating oil solidify in the life-time service process, can occur, and causes bearing stuck; The bearing that with the macromolecule self-lubricating composite is base material then has the defective of expanding with heat and contract with cold, and causes the motor cisco unity malfunction.At the inner one deck macromolecule self-lubricating composite that adheres to of conventional iron base bearing is the effective way that solves above-mentioned shortcoming.It is high that but powder metallurgy is a kind of surface energy, is prone to bonding material, and macromolecule self-lubricating composite then surface energy is low; Differ bigger material for these two kinds of surface energies; Be difficult to obtain good adhesive effect with traditional X 050 sizing agent, its bonding strength is low, and heat resistance is poor.
Summary of the invention
Technical problem to be solved by this invention is to provide good adhesive for powder metallurgy-macromolecule self-lubricating composite of a kind of adhesive effect and preparation method thereof.
In order to solve the problems of the technologies described above, technical scheme of the present invention is:
Adhesive for powder metallurgy-macromolecule self-lubricating composite; It is characterized in that: it forms by comprising following feedstock production; The weight proportion of each raw material is: mixed solvent 550-850 weight part, X 050 100 weight parts, TEB 3K (MMA) 40-70 weight part and Lucidol initiator (BPO) 0.6-1.2 weight part; Described mixed solvent is the mixing of toluene and vinyl acetic monomer, the volume ratio 1:1.5-1:2.5 of toluene and vinyl acetic monomer.
Press such scheme, the weight proportion of each raw material is: mixed solvent 750-850 weight part, X 050 100 weight parts, TEB 3K (MMA) 40-70 weight part and Lucidol initiator (BPO) 0.8-1.0 weight part.
Press such scheme, described adhesive for powder metallurgy-macromolecule self-lubricating composite also comprises 9-24 weight part maleic anhydride grafted polyethylene (PE-MAH) and 4-14 weight part Natural manganese dioxide or zinc oxide.
Press such scheme, described Natural manganese dioxide or zinc oxide are the 4-12 weight part.
The preparation method of adhesive for powder metallurgy-macromolecule self-lubricating composite comprises the steps:
1) grafting: in 550-850 weight part mixed solvent, add 100 weight part X 050s; Heated and stirred adds 40-70 parts by weight of methylmethacrylate and 0.6-1.2 weight part Lucidol initiator, under nitrogen protection then to dissolving; 75-90 ℃ of constant temperature stirring reaction 2-5h; Obtain glue, described mixed solvent is the mixing of toluene and vinyl acetic monomer, the volume ratio 1:1.5-1:2.5 of toluene and vinyl acetic monomer;
2) blend: in the glue of step 1) gained, add 9-24 weight part maleic anhydride grafted polyethylene and 4-14 weight part Natural manganese dioxide or zinc oxide, 84-86 ℃ was stirred 4 hours, and discharging gets product.
The preparation method of adhesive for powder metallurgy-macromolecule self-lubricating composite comprises the steps:
1) grafting: in 750-850 weight part mixed solvent, add 100 weight part X 050s; Heated and stirred adds 40-70 parts by weight of methylmethacrylate and 0.8-1.0 weight part Lucidol initiator, under nitrogen protection then to dissolving; 75-85 ℃ of constant temperature stirring reaction 2-5h; Obtain glue, described mixed solvent is the mixing of toluene and vinyl acetic monomer, the volume ratio 1:1.5-1:2.5 of toluene and vinyl acetic monomer;
2) blend: in the glue of step 1) gained, add 9-24 weight part maleic anhydride grafted polyethylene and 4-14 weight part Natural manganese dioxide or zinc oxide, 84-86 ℃ was stirred 4 hours, and discharging gets product.
The present invention passes through raw-material selection; The adjustment of each component formula ratio etc.; Make the sizing agent of preparation have good adhesiveproperties, promptly in X 050, add TEB 3K (MMA), Lucidol initiator (BPO) and mixed solvent and carry out graft modification, add maleic anhydride grafted polyethylene (PE-MAH) and mineral filler Natural manganese dioxide or zinc oxide then and carry out blend; Bonding powder metallurgy-macromolecule self-lubricating composite the sizing agent for preparing; Be used for the preparation of novel bearing, adhesive effect is good, Good Heat-resistance; Solve iron base bearing and got rusty and make the stuck problem of motor, also avoided the shortcoming of expanding with heat and contract with cold of polymer composite bearing.
Beneficial effect of the present invention: the adhesive for powder metallurgy-macromolecule self-lubricating composite of the present invention's preparation; Be used for bonding powder metallurgy and macromolecule self-lubricating composite; The tensile shear strength of bonding back sample can reach 1.2048 MPa, improves a lot than traditional X 050 sizing agent.
Embodiment
The present invention is directed to the characteristics separately of powder metallurgy and macromolecule self-lubricating composite; On the basis of traditional X 050 sizing agent, carry out graft modification; And optimize each components contents; Choose recipe ingredient, utilize orthogonal experimental design, visual optimization method and tensile shear strength test, prepare the sizing agent of the good powder metallurgy-macromolecule self-lubricating composite of effect.
At first the consumption with various components limits within the specific limits, and choosing 3 kinds of components then is main changing factor, adopts the orthogonal experiment design method component design; Sample carries out the tensile shear strength test; Analyze orthogonal test table, find out the influence of recipe ingredient and processing condition, choose more excellent formulating of recipe and processing condition tensile shear strength; And carry out analysis verification with visual optimization method, reach the purpose of optimization of C component.
Control Example 1:
The preparation method is: in 750 weight part mixed solvents, add 100 weight part X 050s; Heated and stirred is to dissolving, and 82.5 ℃ of constant temperature reacted 3.5 hours under the nitrogen protection; Cooling discharge; Get product, described mixed solvent is the mixing of toluene and vinyl acetic monomer, the volume ratio 1:1.5 of toluene and vinyl acetic monomer.
The sizing agent of preparation is used for bonding steel disc and macromolecule self-lubricating composite, and its tensile shear strength of test is 0.4962MPa on tensile testing machine.
Embodiment 1-29: the preparation of adhesive for powder metallurgy-macromolecule self-lubricating composite
MMA is a TEB 3K among the following embodiment, and BPO is the Lucidol initiator, and PE-MAH is a maleic anhydride grafted polyethylene, and maleic anhydride grafted polyethylene is produced for Dow Chemical Industrial Co., Ltd.
Embodiment 1:
The preparation method is: in 550 weight part mixed solvents, add 100 weight part X 050s, heated and stirred adds 70 weight part MMA and 1.2 weight part BPO to dissolving; 85 ℃ of constant temperature; Nitrogen protection was reacted 5 hours down, and cooling discharge gets product; Described mixed solvent is the mixing of toluene and vinyl acetic monomer, the volume ratio 1:1.5 of toluene and vinyl acetic monomer.
The sizing agent of preparation is used for bonding steel disc and macromolecule self-lubricating composite, and its tensile shear strength of test is 0.6073MPa on tensile testing machine.
Embodiment 2:
The preparation method is: in 850 weight part mixed solvents, add 100 weight part X 050s, heated and stirred adds 50 weight part MMA and 0.6 weight part BPO to dissolving; 85 ℃ of constant temperature; Nitrogen protection was reacted 2 hours down, and cooling discharge gets product; Described mixed solvent is the mixing of toluene and vinyl acetic monomer, the volume ratio 1:2 of toluene and vinyl acetic monomer.
The sizing agent of preparation is used for bonding steel disc and macromolecule self-lubricating composite, and its tensile shear strength of test is 0.6129MPa on tensile testing machine.
Embodiment 3:
The preparation method is: in 750 weight part mixed solvents, add 100 weight part X 050s, heated and stirred adds 40 weight part MMA and 0.8 weight part BPO to dissolving; 85 ℃ of constant temperature; Nitrogen protection was reacted 4 hours down, and cooling discharge gets product; Described mixed solvent is the mixing of toluene and vinyl acetic monomer, the volume ratio 1:1.5 of toluene and vinyl acetic monomer.
The sizing agent of preparation is used for bonding steel disc and macromolecule self-lubricating composite, and its tensile shear strength of test is 0.7952MPa on tensile testing machine.
Embodiment 4:
The preparation method is: in 650 weight part mixed solvents, add 100 weight part X 050s, heated and stirred adds 60 weight part MMA and 1.0 weight part BPO to dissolving; 85 ℃ of constant temperature; Nitrogen protection was reacted 3 hours down, and cooling discharge gets product; Described mixed solvent is the mixing of toluene and vinyl acetic monomer, the volume ratio 1:2.5 of toluene and vinyl acetic monomer.
The sizing agent of preparation is used for bonding steel disc and macromolecule self-lubricating composite, and its tensile shear strength of test is 0.7647MPa on tensile testing machine.
Embodiment 5:
The preparation method is: in 650 weight part mixed solvents, add 100 weight part X 050s, heated and stirred adds 50 weight part MMA and 0.8 weight part BPO to dissolving; 75 ℃ of constant temperature; Nitrogen protection was reacted 5 hours down, and cooling discharge gets product; Described mixed solvent is the mixing of toluene and vinyl acetic monomer, the volume ratio 1:1.5 of toluene and vinyl acetic monomer.
The sizing agent of preparation is used for bonding steel disc and macromolecule self-lubricating composite, and its tensile shear strength of test is 0.6240MPa on tensile testing machine.
Embodiment 6:
The preparation method is: in 750 weight part mixed solvents, add 100 weight part X 050s, heated and stirred adds 70 weight part MMA and 1.0 weight part BPO to dissolving; 75 ℃ of constant temperature; Nitrogen protection was reacted 2 hours down, and cooling discharge gets product; Described mixed solvent is the mixing of toluene and vinyl acetic monomer, the volume ratio 1:2.5 of toluene and vinyl acetic monomer.
The sizing agent of preparation is used for bonding steel disc and macromolecule self-lubricating composite, and its tensile shear strength of test is 0.7842MPa on tensile testing machine.
Embodiment 7:
The preparation method is: in 850 weight part mixed solvents, add 100 weight part X 050s, heated and stirred adds 60 weight part MMA and 1.2 weight part BPO to dissolving; 75 ℃ of constant temperature; Nitrogen protection was reacted 4 hours down, and cooling discharge gets product; Described mixed solvent is the mixing of toluene and vinyl acetic monomer, the volume ratio 1:2 of toluene and vinyl acetic monomer.
The sizing agent of preparation is used for bonding steel disc and macromolecule self-lubricating composite, and its tensile shear strength of test is 0.7429MPa on tensile testing machine.
Embodiment 8:
The preparation method is: in 550 weight part mixed solvents, add 100 weight part X 050s, heated and stirred adds 40 weight part MMA and 0.6 weight part BPO to dissolving; 75 ℃ of constant temperature; Nitrogen protection was reacted 3 hours down, and cooling discharge gets product; Described mixed solvent is the mixing of toluene and vinyl acetic monomer, the volume ratio 1:1.5 of toluene and vinyl acetic monomer.
The sizing agent of preparation is used for bonding steel disc and macromolecule self-lubricating composite, and its tensile shear strength of test is 0.4784MPa on tensile testing machine.
Embodiment 9:
The preparation method is: in 850 weight part mixed solvents, add 100 weight part X 050s, heated and stirred adds 40 weight part MMA and 1.0 weight part BPO to dissolving; 90 ℃ of constant temperature; Nitrogen protection was reacted 5 hours down, and cooling discharge gets product; Described mixed solvent is the mixing of toluene and vinyl acetic monomer, the volume ratio 1:2.5 of toluene and vinyl acetic monomer.
The sizing agent of preparation is used for bonding steel disc and macromolecule self-lubricating composite, and its tensile shear strength of test is 0.5129MPa on tensile testing machine.
Embodiment 10:
The preparation method is: in 550 weight part mixed solvents, add 100 weight part X 050s, heated and stirred adds 60 weight part MMA and 0.8 weight part BPO to dissolving; 90 ℃ of constant temperature; Nitrogen protection was reacted 2 hours down, and cooling discharge gets product; Described mixed solvent is the mixing of toluene and vinyl acetic monomer, the volume ratio 1:1.5 of toluene and vinyl acetic monomer.
The sizing agent of preparation is used for bonding steel disc and macromolecule self-lubricating composite, and its tensile shear strength of test is 0.7660MPa on tensile testing machine.
Embodiment 11:
The preparation method is: in 650 weight part mixed solvents, add 100 weight part X 050s, heated and stirred adds 70 weight part MMA and 0.6 weight part BPO to dissolving; 90 ℃ of constant temperature; Nitrogen protection was reacted 4 hours down, and cooling discharge gets product; Described mixed solvent is the mixing of toluene and vinyl acetic monomer, the volume ratio 1:2 of toluene and vinyl acetic monomer.
The sizing agent of preparation is used for bonding steel disc and macromolecule self-lubricating composite, and its tensile shear strength of test is 0.6649MPa on tensile testing machine.
Embodiment 12:
The preparation method is: in 750 weight part mixed solvents, add 100 weight part X 050s, heated and stirred adds 50 weight part MMA and 1.2 weight part BPO to dissolving; 90 ℃ of constant temperature; Nitrogen protection was reacted 3 hours down, and cooling discharge gets product; Described mixed solvent is the mixing of toluene and vinyl acetic monomer, the volume ratio 1:1.5 of toluene and vinyl acetic monomer.
The sizing agent of preparation is used for bonding steel disc and macromolecule self-lubricating composite, and its tensile shear strength of test is 0.5182MPa on tensile testing machine.
Embodiment 13:
The preparation method is: in 750 weight part mixed solvents, add 100 weight part X 050s, heated and stirred adds 60 weight part MMA and 0.6 weight part BPO to dissolving; 80 ℃ of constant temperature; Nitrogen protection was reacted 5 hours down, and cooling discharge gets product; Described mixed solvent is the mixing of toluene and vinyl acetic monomer, the volume ratio 1:2.5 of toluene and vinyl acetic monomer.
The sizing agent of preparation is used for bonding steel disc and macromolecule self-lubricating composite, and its tensile shear strength of test is 0.7523MPa on tensile testing machine.
Embodiment 14:
The preparation method is: in 650 weight part mixed solvents, add 100 weight part X 050s, heated and stirred adds 40 weight part MMA and 1.2 weight part BPO to dissolving; 80 ℃ of constant temperature; Nitrogen protection was reacted 2 hours down, and cooling discharge gets product; Described mixed solvent is the mixing of toluene and vinyl acetic monomer, the volume ratio 1:2 of toluene and vinyl acetic monomer.
The sizing agent of preparation is used for bonding steel disc and macromolecule self-lubricating composite, and its tensile shear strength of test is 0.4697MPa on tensile testing machine.
Embodiment 15:
The preparation method is: in 550 weight part mixed solvents, add 100 weight part X 050s, heated and stirred adds 50 weight part MMA and 1.0 weight part BPO to dissolving; 80 ℃ of constant temperature; Nitrogen protection was reacted 4 hours down, and cooling discharge gets product; Described mixed solvent is the mixing of toluene and vinyl acetic monomer, the volume ratio 1:2 of toluene and vinyl acetic monomer.
The sizing agent of preparation is used for bonding steel disc and macromolecule self-lubricating composite, and its tensile shear strength of test is 0.5991MPa on tensile testing machine.
Embodiment 16:
The preparation method is: in 850 weight part mixed solvents, add 100 weight part X 050s, heated and stirred adds 70 weight part MMA and 0.8 weight part BPO to dissolving; 80 ℃ of constant temperature; Nitrogen protection was reacted 3 hours down, and cooling discharge gets product; Described mixed solvent is the mixing of toluene and vinyl acetic monomer, the volume ratio 1:1.5 of toluene and vinyl acetic monomer.
The sizing agent of preparation is used for bonding steel disc and macromolecule self-lubricating composite, and its tensile shear strength of test is 0.7898MPa on tensile testing machine.
Embodiment 17:
The preparation method is: in 750 weight part mixed solvents, add 100 weight part X 050s, heated and stirred adds 65 weight part MMA and 1.0 weight part BPO to dissolving; 82.5 ℃ of constant temperature; Nitrogen protection was reacted 3.5 hours down, and cooling discharge gets product; Described mixed solvent is the mixing of toluene and vinyl acetic monomer, the volume ratio 1:2.5 of toluene and vinyl acetic monomer.
The sizing agent of preparation is used for bonding steel disc and macromolecule self-lubricating composite, and its tensile shear strength of test is 0.7547MPa on tensile testing machine.
Embodiment 18:
The preparation method is: in 750 weight part mixed solvents, add 100 weight part X 050s, heated and stirred adds 60 weight part MMA and 0.8 weight part BPO to dissolving; 85 ℃ of constant temperature, nitrogen protection was reacted 4 hours down, added 9 weight part maleic anhydride grafted polyethylenes; Constant temperature continues for 85 ℃ to stir 4 hours, and cooling discharge gets product; Described mixed solvent is the mixing of toluene and vinyl acetic monomer, the volume ratio 1:2.5 of toluene and vinyl acetic monomer.
The sizing agent of preparation is used for bonding steel disc and macromolecule self-lubricating composite, and its tensile shear strength of test is 0.8251MPa on tensile testing machine.
Embodiment 19:
The preparation method is: in 750 weight part mixed solvents, add 100 weight part X 050s, heated and stirred adds 60 weight part MMA and 0.8 weight part BPO to dissolving; 85 ℃ of constant temperature, nitrogen protection was reacted 4 hours down, added 12 weight part maleic anhydride grafted polyethylenes; Constant temperature continues for 85 ℃ to stir 4 hours, and cooling discharge gets product; Described mixed solvent is the mixing of toluene and vinyl acetic monomer, the volume ratio 1:1.5 of toluene and vinyl acetic monomer.
The sizing agent of preparation is used for bonding steel disc and macromolecule self-lubricating composite, and its tensile shear strength of test is 0.8953MPa on tensile testing machine.
Embodiment 20:
The preparation method is: in 750 weight part mixed solvents, add 100 weight part X 050s, heated and stirred adds 60 weight part MMA and 0.8 weight part BPO to dissolving; 85 ℃ of constant temperature, nitrogen protection was reacted 4 hours down, added 15 weight part maleic anhydride grafted polyethylenes; Constant temperature continues for 85 ℃ to stir 4 hours, and cooling discharge gets product; Described mixed solvent is the mixing of toluene and vinyl acetic monomer, the volume ratio 1:2 of toluene and vinyl acetic monomer.
The sizing agent of preparation is used for bonding steel disc and macromolecule self-lubricating composite, and its tensile shear strength of test is 0.9472MPa on tensile testing machine.
Embodiment 21:
The preparation method is: in 750 weight part mixed solvents, add 100 weight part X 050s, heated and stirred adds 60 weight part MMA and 0.8 weight part BPO to dissolving; 85 ℃ of constant temperature, nitrogen protection was reacted 4 hours down, added 18 weight part maleic anhydride grafted polyethylenes; Constant temperature continues for 85 ℃ to stir 4 hours, and cooling discharge gets product; Described mixed solvent is the mixing of toluene and vinyl acetic monomer, the volume ratio 1:1.5-1:2.5 of toluene and vinyl acetic monomer.
The sizing agent of preparation is used for bonding steel disc and macromolecule self-lubricating composite, and its tensile shear strength of test is 1.1236MPa on tensile testing machine.
Embodiment 22:
The preparation method is: in 750 weight part mixed solvents, add 100 weight part X 050s, heated and stirred adds 60 weight part MMA and 0.8 weight part BPO to dissolving; 85 ℃ of constant temperature, nitrogen protection was reacted 4 hours down, added 21 weight part maleic anhydride grafted polyethylenes; Constant temperature continues for 85 ℃ to stir 4 hours, and cooling discharge gets product; Described mixed solvent is the mixing of toluene and vinyl acetic monomer, the volume ratio 1:1.5 of toluene and vinyl acetic monomer.
The sizing agent of preparation is used for bonding steel disc and macromolecule self-lubricating composite, and its tensile shear strength of test is 0.9735MPa on tensile testing machine.
Embodiment 23:
The preparation method is: in 750 weight part mixed solvents, add 100 weight part X 050s, heated and stirred adds 60 weight part MMA and 0.8 weight part BPO to dissolving; 85 ℃ of constant temperature, nitrogen protection was reacted 4 hours down, added 24 weight part maleic anhydride grafted polyethylenes; Constant temperature continues for 85 ℃ to stir 4 hours, and cooling discharge gets product; Described mixed solvent is the mixing of toluene and vinyl acetic monomer, the volume ratio 1:2.5 of toluene and vinyl acetic monomer.
The sizing agent of preparation is used for bonding steel disc and macromolecule self-lubricating composite, and its tensile shear strength of test is 0.8461MPa on tensile testing machine.
Embodiment 24:
The preparation method is: in 750 weight part mixed solvents, add 100 weight part X 050s, heated and stirred adds 60 weight part MMA and 0.8 weight part BPO to dissolving; 85 ℃ of constant temperature, nitrogen protection was reacted 4 hours down, added 18 weight part maleic anhydride grafted polyethylenes and 4 weight part burning magnesium; Constant temperature continues for 85 ℃ to stir 4 hours, and cooling discharge gets product; Described mixed solvent is the mixing of toluene and vinyl acetic monomer, the volume ratio 1:1.5 of toluene and vinyl acetic monomer.
The sizing agent of preparation is used for bonding steel disc and macromolecule self-lubricating composite, and its tensile shear strength of test is 1.1414MPa on tensile testing machine.
Embodiment 25:
The preparation method is: in 750 weight part mixed solvents, add 100 weight part X 050s, heated and stirred adds 60 weight part MMA and 0.8 weight part BPO to dissolving; 85 ℃ of constant temperature, nitrogen protection was reacted 4 hours down, added 18 weight part maleic anhydride grafted polyethylenes and 6 weight part metal zinc oxides; Constant temperature continues for 85 ℃ to stir 4 hours, and cooling discharge gets product; Described mixed solvent is the mixing of toluene and vinyl acetic monomer, the volume ratio 1:2.5 of toluene and vinyl acetic monomer.
The sizing agent of preparation is used for bonding steel disc and macromolecule self-lubricating composite, and its tensile shear strength of test is 1.1723MPa on tensile testing machine.
Embodiment 26:
The preparation method is: in 750 weight part mixed solvents, add 100 weight part X 050s, heated and stirred adds 60 weight part MMA and 0.8 weight part BPO to dissolving; 85 ℃ of constant temperature, nitrogen protection was reacted 4 hours down, added 18 weight part maleic anhydride grafted polyethylenes and 8 weight part burning magnesium; Constant temperature continues for 85 ℃ to stir 4 hours, and cooling discharge gets product; Described mixed solvent is the mixing of toluene and vinyl acetic monomer, the volume ratio 1:2 of toluene and vinyl acetic monomer.
The sizing agent of preparation is used for bonding steel disc and macromolecule self-lubricating composite, and its tensile shear strength of test is 1.2048MPa on tensile testing machine.
Embodiment 27:
The preparation method is: in 750 weight part mixed solvents, add 100 weight part X 050s, heated and stirred adds 60 weight part MMA and 0.8 weight part BPO to dissolving; 85 ℃ of constant temperature, nitrogen protection was reacted 4 hours down, added 18 weight part maleic anhydride grafted polyethylenes and 10 weight part metal zinc oxides; Constant temperature continues for 84 ℃ to stir 4 hours, and cooling discharge gets product; Described mixed solvent is the mixing of toluene and vinyl acetic monomer, the volume ratio 1:2.5 of toluene and vinyl acetic monomer.
The sizing agent of preparation is used for bonding steel disc and macromolecule self-lubricating composite, and its tensile shear strength of test is 1.0462MPa on tensile testing machine.
Embodiment 28:
The preparation method is: in 750 weight part mixed solvents, add 100 weight part X 050s, heated and stirred adds 60 weight part MMA and 0.8 weight part BPO to dissolving; 85 ℃ of constant temperature, nitrogen protection was reacted 4 hours down, added 18 weight part maleic anhydride grafted polyethylenes and 12 weight part burning magnesium; Constant temperature continues for 86 ℃ to stir 4 hours, and cooling discharge gets product; Described mixed solvent is the mixing of toluene and vinyl acetic monomer, the volume ratio 1:2 of toluene and vinyl acetic monomer.
The sizing agent of preparation is used for bonding steel disc and macromolecule self-lubricating composite, and its tensile shear strength of test is 0.8733MPa on tensile testing machine.
Embodiment 29:
The preparation method is: in 750 weight part mixed solvents, add 100 weight part X 050s, heated and stirred adds 60 weight part MMA and 0.8 weight part BPO to dissolving; 85 ℃ of constant temperature, nitrogen protection was reacted 4 hours down, added 18 weight part maleic anhydride grafted polyethylenes and 14 weight part metal zinc oxides; Constant temperature continues for 85 ℃ to stir 4 hours, and cooling discharge gets product; Described mixed solvent is the mixing of toluene and vinyl acetic monomer, the volume ratio 1:1.5 of toluene and vinyl acetic monomer.
The sizing agent of preparation is used for bonding steel disc and macromolecule self-lubricating composite, and its tensile shear strength of test is 0.6321MPa on tensile testing machine.
Claims (4)
1. adhesive for powder metallurgy-macromolecule self-lubricating composite; Its characteristic is: it forms by comprising following feedstock production; The weight proportion of each raw material is: mixed solvent 550-850 weight part, X 050 100 weight parts, TEB 3K 40-70 weight part, Lucidol initiator 0.6-1.2 weight part, maleic anhydride grafted polyethylene 9-24 weight part, Natural manganese dioxide or zinc oxide 4-14 weight part; Described mixed solvent is the mixing of toluene and vinyl acetic monomer, the volume ratio 1:1.5-1:2.5 of toluene and vinyl acetic monomer;
Its preparation method comprises the steps:
1) grafting: in 550-850 weight part mixed solvent, add 100 weight part X 050s; Heated and stirred adds 40-70 parts by weight of methylmethacrylate and 0.6-1.2 weight part Lucidol initiator, under nitrogen protection then to dissolving; 75-90 ℃ of constant temperature stirring reaction 2-5h; Obtain glue, described mixed solvent is the mixing of toluene and vinyl acetic monomer, the volume ratio 1:1.5-1:2.5 of toluene and vinyl acetic monomer;
2) blend: in the glue of step 1) gained, add 9-24 weight part maleic anhydride grafted polyethylene and 4-14 weight part Natural manganese dioxide or zinc oxide, 84-86 ℃ was stirred 4 hours, and discharging gets product.
2. adhesive for powder metallurgy-macromolecule self-lubricating composite according to claim 1 is characterized in that: the weight proportion of each raw material is: mixed solvent 750-850 weight part, X 050 100 weight parts, TEB 3K 40-70 weight part and Lucidol initiator 0.8-1.0 weight part, maleic anhydride grafted polyethylene 9-24 weight part, Natural manganese dioxide or zinc oxide 4-14 weight part.
3. adhesive for powder metallurgy-macromolecule self-lubricating composite according to claim 1 is characterized in that: described Natural manganese dioxide or zinc oxide are the 4-12 weight part.
4. the preparation method of adhesive for powder metallurgy-macromolecule self-lubricating composite according to claim 1, it is characterized in that: it comprises the steps:
1) grafting: in 550-850 weight part mixed solvent, add 100 weight part X 050s; Heated and stirred adds 40-70 parts by weight of methylmethacrylate and 0.6-1.2 weight part Lucidol initiator, under nitrogen protection then to dissolving; 75-90 ℃ of constant temperature stirring reaction 2-5h; Obtain glue, described mixed solvent is the mixing of toluene and vinyl acetic monomer, the volume ratio 1:1.5-1:2.5 of toluene and vinyl acetic monomer;
2) blend: in the glue of step 1) gained, add 9-24 weight part maleic anhydride grafted polyethylene and 4-14 weight part Natural manganese dioxide or zinc oxide, 84-86 ℃ was stirred 4 hours, and discharging gets product.
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| Application Number | Priority Date | Filing Date | Title |
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| CN2010102829853A CN101921563B (en) | 2010-09-16 | 2010-09-16 | Adhesive for powder metallurgy-macromolecule self-lubricating composite and preparation method thereof |
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| CN2010102829853A CN101921563B (en) | 2010-09-16 | 2010-09-16 | Adhesive for powder metallurgy-macromolecule self-lubricating composite and preparation method thereof |
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| CN101921563B true CN101921563B (en) | 2012-11-07 |
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|---|---|---|---|---|
| CN103320074B (en) * | 2013-06-17 | 2014-11-05 | 武汉健桥新材料科技有限公司 | Low-temperature-environment fast-curing anchoring adhesive and preparation method thereof |
| CN106317738A (en) * | 2016-08-22 | 2017-01-11 | 光山县博正树脂有限公司 | High-heat-resistance chloroprene rubber adhesive and preparation method thereof |
| CN112242688B (en) * | 2020-09-28 | 2021-12-17 | 国网黑龙江省电力有限公司电力科学研究院 | Lightning arrester for high-altitude power distribution system |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1134965A (en) * | 1996-03-22 | 1996-11-06 | 厦门大学 | High adhesion strength graft chlorobutyl rubber adhesive with changing-to-yellow resistant of coatings thereof, and process for prodn. of same |
| CN1654577A (en) * | 2005-01-14 | 2005-08-17 | 莫万全 | High strong adhesive and method for preparing same |
| CN1705727A (en) * | 2003-08-20 | 2005-12-07 | 电气化学工业株式会社 | Process for producing chloroprene-based graft adhesive |
-
2010
- 2010-09-16 CN CN2010102829853A patent/CN101921563B/en not_active Expired - Fee Related
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1134965A (en) * | 1996-03-22 | 1996-11-06 | 厦门大学 | High adhesion strength graft chlorobutyl rubber adhesive with changing-to-yellow resistant of coatings thereof, and process for prodn. of same |
| CN1705727A (en) * | 2003-08-20 | 2005-12-07 | 电气化学工业株式会社 | Process for producing chloroprene-based graft adhesive |
| CN1654577A (en) * | 2005-01-14 | 2005-08-17 | 莫万全 | High strong adhesive and method for preparing same |
Also Published As
| Publication number | Publication date |
|---|---|
| CN101921563A (en) | 2010-12-22 |
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