A kind of magnetic butyl damping composite material for vehicle and its preparation method
The technology of damping composite material and magnetic material is applied in the field of magnetic butyl damping composite material for vehicles and its preparation. The effect of ease and manufacture
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Embodiment 1
[0042] A kind of magnetic butyl damping composite material for vehicle, is made up of the material shown in table 1:
[0043] Table 1
[0044] raw material
weight percentage
Butyl rubber 1675N
12%
Solid polyisobutylene rubber B100
5%
Liquid polyisobutylene PB2400
10%
Terpene phenolic resin TP2040
8%
Barium sulfate 800 mesh
18%
barium ferrite
40%
Naphthenic oil Nytex8200
5%
Carbon black MA-100
2%
[0045] The preparation method of the above-mentioned magnetic butyl damping composite material for vehicles is as follows:
[0046] (a) thin pass: butyl rubber and solid polyisobutylene rubber are placed on the open rubber mixer and thin pass 5 times, with a roll distance of 2mm, to obtain raw rubber;
[0047] (b) Internal mixing: put the plasticized raw rubber into the internal mixer, add liquid polyisobutene, terpene phenol resin, barium sulfate, barium ferrite, carbon black, pressuri...
Embodiment 2
[0052] A kind of magnetic butyl damping composite material for vehicle, is made up of the material shown in table 2:
[0053] Table 2
[0054] raw material
weight percentage
Butyl rubber 1675N
15%
Solid polyisobutylene rubber B150
2%
Liquid polyisobutylene PB1400
8%
Terpene phenolic resin TP96
10%
Barium sulfate 800 mesh
13%
barium ferrite
45%
Naphthenic oil Nytex8100
5%
Carbon black N330
2%
[0055] The preparation method of the above-mentioned magnetic butyl damping composite material for vehicles is as follows:
[0056] (a) thin pass: butyl rubber and solid polyisobutylene rubber are placed on the open rubber mixer and thin pass 6 times, with a roll distance of 2mm, to obtain raw rubber;
[0057] (b) Internal mixing: put the plasticized raw rubber into the internal mixer, add liquid polyisobutene, terpene phenol resin, barium sulfate, barium ferrite, carbon black, pressurized in...
Embodiment 3
[0062] A kind of magnetic butyl damping composite material for vehicle, is made up of the material shown in table 3:
[0063] table 3
[0064] raw material
weight percentage
Butyl rubber JSR268
12%
Solid polyisobutylene rubber B100
10%
Liquid polyisobutylene PB1300
8%
Terpene phenolic resin TP2040
10%
Mica powder 400 mesh
5%
barium ferrite
50%
Naphthenic oil Nytex8100
4%
Carbon black N330
1%
[0065] The preparation method of the above-mentioned magnetic butyl damping composite material for vehicles is as follows:
[0066] (a) thin pass: butyl rubber and solid polyisobutylene rubber are placed on the open rubber mixer and thin pass 7 times, with a roll distance of 3mm, to obtain raw rubber;
[0067] (b) Internal mixing: Put the plasticized raw rubber into the internal mixer, add liquid polyisobutene, terpene phenol resin, mica powder, barium ferrite, carbon black, pressurized int...
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