CN102329461B - 一种三元乙丙海绵橡胶及其制备方法 - Google Patents
一种三元乙丙海绵橡胶及其制备方法 Download PDFInfo
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- CN102329461B CN102329461B CN 201110304043 CN201110304043A CN102329461B CN 102329461 B CN102329461 B CN 102329461B CN 201110304043 CN201110304043 CN 201110304043 CN 201110304043 A CN201110304043 A CN 201110304043A CN 102329461 B CN102329461 B CN 102329461B
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- 229920002943 EPDM rubber Polymers 0.000 title claims abstract description 129
- 229920001971 elastomer Polymers 0.000 title claims abstract description 109
- 239000005060 rubber Substances 0.000 title claims abstract description 108
- 238000002360 preparation method Methods 0.000 title claims abstract description 50
- 239000004088 foaming agent Substances 0.000 claims abstract description 79
- 239000003795 chemical substances by application Substances 0.000 claims abstract description 70
- 238000004073 vulcanization Methods 0.000 claims abstract description 70
- 239000002808 molecular sieve Substances 0.000 claims abstract description 53
- URGAHOPLAPQHLN-UHFFFAOYSA-N sodium aluminosilicate Chemical group [Na+].[Al+3].[O-][Si]([O-])=O.[O-][Si]([O-])=O URGAHOPLAPQHLN-UHFFFAOYSA-N 0.000 claims abstract description 53
- 239000000843 powder Substances 0.000 claims abstract description 51
- NBOCQTNZUPTTEI-UHFFFAOYSA-N 4-[4-(hydrazinesulfonyl)phenoxy]benzenesulfonohydrazide Chemical compound C1=CC(S(=O)(=O)NN)=CC=C1OC1=CC=C(S(=O)(=O)NN)C=C1 NBOCQTNZUPTTEI-UHFFFAOYSA-N 0.000 claims abstract description 48
- 239000000945 filler Substances 0.000 claims abstract description 42
- 239000000203 mixture Substances 0.000 claims abstract description 22
- 239000004014 plasticizer Substances 0.000 claims abstract description 19
- XLOMVQKBTHCTTD-UHFFFAOYSA-N Zinc monoxide Chemical compound [Zn]=O XLOMVQKBTHCTTD-UHFFFAOYSA-N 0.000 claims description 98
- 239000006229 carbon black Substances 0.000 claims description 60
- 238000002156 mixing Methods 0.000 claims description 51
- 235000021355 Stearic acid Nutrition 0.000 claims description 49
- QIQXTHQIDYTFRH-UHFFFAOYSA-N octadecanoic acid Chemical compound CCCCCCCCCCCCCCCCCC(O)=O QIQXTHQIDYTFRH-UHFFFAOYSA-N 0.000 claims description 49
- OQCDKBAXFALNLD-UHFFFAOYSA-N octadecanoic acid Natural products CCCCCCCC(C)CCCCCCCCC(O)=O OQCDKBAXFALNLD-UHFFFAOYSA-N 0.000 claims description 49
- 239000008117 stearic acid Substances 0.000 claims description 49
- 239000011787 zinc oxide Substances 0.000 claims description 49
- BRPQOXSCLDDYGP-UHFFFAOYSA-N calcium oxide Chemical compound [O-2].[Ca+2] BRPQOXSCLDDYGP-UHFFFAOYSA-N 0.000 claims description 48
- 239000000292 calcium oxide Substances 0.000 claims description 48
- ODINCKMPIJJUCX-UHFFFAOYSA-N calcium oxide Inorganic materials [Ca]=O ODINCKMPIJJUCX-UHFFFAOYSA-N 0.000 claims description 48
- 230000003712 anti-aging effect Effects 0.000 claims description 46
- KUAZQDVKQLNFPE-UHFFFAOYSA-N thiram Chemical compound CN(C)C(=S)SSC(=S)N(C)C KUAZQDVKQLNFPE-UHFFFAOYSA-N 0.000 claims description 44
- XSQUKJJJFZCRTK-UHFFFAOYSA-N Urea Chemical compound NC(N)=O XSQUKJJJFZCRTK-UHFFFAOYSA-N 0.000 claims description 36
- 239000004202 carbamide Substances 0.000 claims description 35
- 239000005662 Paraffin oil Substances 0.000 claims description 32
- 239000012188 paraffin wax Substances 0.000 claims description 32
- 239000007787 solid Substances 0.000 claims description 32
- LELOWRISYMNNSU-UHFFFAOYSA-N hydrogen cyanide Chemical compound N#C LELOWRISYMNNSU-UHFFFAOYSA-N 0.000 claims description 30
- 239000002202 Polyethylene glycol Substances 0.000 claims description 27
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 claims description 27
- 229920001223 polyethylene glycol Polymers 0.000 claims description 27
- 229910052717 sulfur Inorganic materials 0.000 claims description 27
- 239000011593 sulfur Substances 0.000 claims description 27
- 238000000034 method Methods 0.000 claims description 24
- OUBMGJOQLXMSNT-UHFFFAOYSA-N N-isopropyl-N'-phenyl-p-phenylenediamine Chemical compound C1=CC(NC(C)C)=CC=C1NC1=CC=CC=C1 OUBMGJOQLXMSNT-UHFFFAOYSA-N 0.000 claims description 23
- 239000002994 raw material Substances 0.000 claims description 19
- 239000006260 foam Substances 0.000 claims description 18
- 238000001035 drying Methods 0.000 claims description 17
- 239000004636 vulcanized rubber Substances 0.000 claims description 17
- KGRVJHAUYBGFFP-UHFFFAOYSA-N 2,2'-Methylenebis(4-methyl-6-tert-butylphenol) Chemical compound CC(C)(C)C1=CC(C)=CC(CC=2C(=C(C=C(C)C=2)C(C)(C)C)O)=C1O KGRVJHAUYBGFFP-UHFFFAOYSA-N 0.000 claims 3
- 150000002009 diols Chemical class 0.000 claims 3
- 239000003963 antioxidant agent Substances 0.000 claims 1
- 230000003078 antioxidant effect Effects 0.000 claims 1
- 239000004604 Blowing Agent Substances 0.000 abstract description 28
- 230000006835 compression Effects 0.000 abstract description 9
- 238000007906 compression Methods 0.000 abstract description 9
- 238000011049 filling Methods 0.000 abstract description 9
- 239000012744 reinforcing agent Substances 0.000 abstract description 8
- 238000007789 sealing Methods 0.000 abstract description 8
- VTYYLEPIZMXCLO-UHFFFAOYSA-L Calcium carbonate Chemical compound [Ca+2].[O-]C([O-])=O VTYYLEPIZMXCLO-UHFFFAOYSA-L 0.000 abstract description 4
- 238000010521 absorption reaction Methods 0.000 abstract description 4
- FPAFDBFIGPHWGO-UHFFFAOYSA-N dioxosilane;oxomagnesium;hydrate Chemical compound O.[Mg]=O.[Mg]=O.[Mg]=O.O=[Si]=O.O=[Si]=O.O=[Si]=O.O=[Si]=O FPAFDBFIGPHWGO-UHFFFAOYSA-N 0.000 abstract description 4
- 229910000019 calcium carbonate Inorganic materials 0.000 abstract description 2
- 239000004156 Azodicarbonamide Substances 0.000 abstract 2
- XOZUGNYVDXMRKW-AATRIKPKSA-N azodicarbonamide Chemical compound NC(=O)\N=N\C(N)=O XOZUGNYVDXMRKW-AATRIKPKSA-N 0.000 abstract 2
- 235000019399 azodicarbonamide Nutrition 0.000 abstract 2
- 238000000354 decomposition reaction Methods 0.000 abstract 1
- 238000000465 moulding Methods 0.000 abstract 1
- 239000001301 oxygen Substances 0.000 abstract 1
- 229910052760 oxygen Inorganic materials 0.000 abstract 1
- 229960002447 thiram Drugs 0.000 description 29
- 238000005187 foaming Methods 0.000 description 19
- 238000011056 performance test Methods 0.000 description 16
- 239000000463 material Substances 0.000 description 7
- 239000000654 additive Substances 0.000 description 6
- 238000010060 peroxide vulcanization Methods 0.000 description 5
- 230000035882 stress Effects 0.000 description 5
- 239000007822 coupling agent Substances 0.000 description 4
- 239000012936 vulcanization activator Substances 0.000 description 4
- 230000000996 additive effect Effects 0.000 description 3
- 239000012752 auxiliary agent Substances 0.000 description 3
- 150000001451 organic peroxides Chemical class 0.000 description 3
- 150000002978 peroxides Chemical class 0.000 description 3
- 239000011148 porous material Substances 0.000 description 3
- 230000003014 reinforcing effect Effects 0.000 description 3
- 239000003566 sealing material Substances 0.000 description 3
- YXIWHUQXZSMYRE-UHFFFAOYSA-N 1,3-benzothiazole-2-thiol Chemical compound C1=CC=C2SC(S)=NC2=C1 YXIWHUQXZSMYRE-UHFFFAOYSA-N 0.000 description 2
- DMWVYCCGCQPJEA-UHFFFAOYSA-N 2,5-bis(tert-butylperoxy)-2,5-dimethylhexane Chemical compound CC(C)(C)OOC(C)(C)CCC(C)(C)OOC(C)(C)C DMWVYCCGCQPJEA-UHFFFAOYSA-N 0.000 description 2
- OYPRJOBELJOOCE-UHFFFAOYSA-N Calcium Chemical compound [Ca] OYPRJOBELJOOCE-UHFFFAOYSA-N 0.000 description 2
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical group [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 description 2
- 239000011575 calcium Substances 0.000 description 2
- 229910052791 calcium Inorganic materials 0.000 description 2
- 210000004027 cell Anatomy 0.000 description 2
- 238000004132 cross linking Methods 0.000 description 2
- 239000013078 crystal Substances 0.000 description 2
- 239000006261 foam material Substances 0.000 description 2
- 229920001821 foam rubber Polymers 0.000 description 2
- 239000003230 hygroscopic agent Substances 0.000 description 2
- 238000009413 insulation Methods 0.000 description 2
- BOXSVZNGTQTENJ-UHFFFAOYSA-L zinc dibutyldithiocarbamate Chemical compound [Zn+2].CCCCN(C([S-])=S)CCCC.CCCCN(C([S-])=S)CCCC BOXSVZNGTQTENJ-UHFFFAOYSA-L 0.000 description 2
- KMYAABORDFJSLR-UHFFFAOYSA-N (carbamothioyltrisulfanyl) carbamodithioate Chemical compound NC(=S)SSSSC(N)=S KMYAABORDFJSLR-UHFFFAOYSA-N 0.000 description 1
- 239000005995 Aluminium silicate Substances 0.000 description 1
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- CBENFWSGALASAD-UHFFFAOYSA-N Ozone Chemical compound [O-][O+]=O CBENFWSGALASAD-UHFFFAOYSA-N 0.000 description 1
- 229920005830 Polyurethane Foam Polymers 0.000 description 1
- 229920001807 Urea-formaldehyde Polymers 0.000 description 1
- 239000006096 absorbing agent Substances 0.000 description 1
- 230000032683 aging Effects 0.000 description 1
- 235000012211 aluminium silicate Nutrition 0.000 description 1
- 229910000323 aluminium silicate Inorganic materials 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 230000003139 buffering effect Effects 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 239000004927 clay Substances 0.000 description 1
- MTHSVFCYNBDYFN-UHFFFAOYSA-N diethylene glycol Chemical compound OCCOCCO MTHSVFCYNBDYFN-UHFFFAOYSA-N 0.000 description 1
- HNPSIPDUKPIQMN-UHFFFAOYSA-N dioxosilane;oxo(oxoalumanyloxy)alumane Chemical compound O=[Si]=O.O=[Al]O[Al]=O HNPSIPDUKPIQMN-UHFFFAOYSA-N 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000000806 elastomer Substances 0.000 description 1
- 210000000497 foam cell Anatomy 0.000 description 1
- NLYAJNPCOHFWQQ-UHFFFAOYSA-N kaolin Chemical compound O.O.O=[Al]O[Si](=O)O[Si](=O)O[Al]=O NLYAJNPCOHFWQQ-UHFFFAOYSA-N 0.000 description 1
- 239000004816 latex Substances 0.000 description 1
- 229920000126 latex Polymers 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 239000002932 luster Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000011159 matrix material Substances 0.000 description 1
- 238000003801 milling Methods 0.000 description 1
- 239000005022 packaging material Substances 0.000 description 1
- 239000002861 polymer material Substances 0.000 description 1
- 239000011496 polyurethane foam Substances 0.000 description 1
- 238000004321 preservation Methods 0.000 description 1
- 230000002787 reinforcement Effects 0.000 description 1
- 239000006235 reinforcing carbon black Substances 0.000 description 1
- 238000005979 thermal decomposition reaction Methods 0.000 description 1
- RKQOSDAEEGPRER-UHFFFAOYSA-L zinc diethyldithiocarbamate Chemical compound [Zn+2].CCN(CC)C([S-])=S.CCN(CC)C([S-])=S RKQOSDAEEGPRER-UHFFFAOYSA-L 0.000 description 1
- DUBNHZYBDBBJHD-UHFFFAOYSA-L ziram Chemical compound [Zn+2].CN(C)C([S-])=S.CN(C)C([S-])=S DUBNHZYBDBBJHD-UHFFFAOYSA-L 0.000 description 1
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Abstract
Description
名称 | 含量/phr | 名称 | 含量/phr |
EPDM | 100 | TMTD | 1 |
硬脂酸 | 3 | M | 0.8 |
氧化钙 | 5 | PZ | 0.5 |
氧化锌 | 5 | BZ | 1.5 |
Si-69 | 2 | DPTT | 1 |
聚乙二醇 | 5 | 发泡剂OBSH | 6 |
固体石蜡 | 2 | 炭黑N550 | 20 |
石蜡油 | 65 | 分子筛粉末 | 115 |
硫磺 | 1.2 | 防老剂4010NA | 2 |
防老剂2246 | 0.5 |
名称 | 含量/phr | 名称 | 含量/phr |
EPDM | 100 | TMTD | 0.5 |
硬脂酸 | 3 | M | 0.8 |
氧化钙 | 5 | PZ | 1 |
氧化锌 | 5 | BZ | 1.5 |
Si-69 | 2 | DPTT | 1 |
聚乙二醇 | 5 | EZ | 0.5 |
固体石蜡 | 2 | 发泡剂OBSH | 6 |
石蜡油 | 65 | 炭黑N550 | 20 |
硫磺 | 1.2 | 分子筛粉末 | 115 |
防老剂4010NA | 1.5 | 防老剂2246 | 0.5 |
名称 | 含量/phr | 名称 | 含量/phr |
EPDM | 100 | TMTD | 1 |
硬脂酸 | 3 | M | 0.8 |
氧化钙 | 5 | PZ | 1 |
氧化锌 | 5 | BZ | 1.5 |
Si-69 | 2 | DPTT | 1 |
聚乙二醇 | 5 | EZ | 1 |
固体石蜡 | 2 | 发泡剂OBSH | 6 |
石蜡油 | 65 | 炭黑N550 | 20 |
硫磺 | 1.2 | 分子筛粉末 | 115 |
防老剂4010NA | 1.5 | 防老剂2246 | 0.5 |
名称 | 含量/phr | 名称 | 含量/phr |
EPDM | 100 | TMTD | 1 |
硬脂酸 | 3 | M | 0.8 |
氧化钙 | 5 | PZ | 1 |
氧化锌 | 5 | BZ | 1 |
Si-69 | 2 | 发泡剂OBSH | 6 |
聚乙二醇 | 5 | 炭黑N550 | 20 |
固体石蜡 | 2 | 分子筛粉末 | 115 |
硫磺 | 1.2 | 石蜡油 | 65 |
防老剂4010NA | 1.5 | 防老剂2246 | 1 |
名称 | 含量/phr | 名称 | 含量/phr |
EPDM | 100 | TMTD | 1 |
硬脂酸 | 3 | M | 0.8 |
氧化钙 | 5 | PZ | 1 |
氧化锌 | 5 | BZ | 1.5 |
石蜡油 | 65 | DPTT | 1.5 |
Si-69 | 2 | 发泡剂OBSH | 6 |
尿素 | 0.1 | 发泡剂AC | 1 |
聚乙二醇 | 5 | 炭黑N550 | 20 |
固体石蜡 | 2 | 分子筛粉末 | 110 |
硫磺 | 1.2 | 防老剂4010NA | 1.5 |
防老剂246 | 1 |
名称 | 含量/phr | 名称 | 含量/phr |
EPDM | 100 | TMTD | 0.5 |
硬脂酸 | 3 | M | 0.8 |
氧化钙 | 5 | PZ | 1 |
氧化锌 | 5 | BZ | 1.5 |
石蜡油 | 65 | DPTT | 1.5 |
Si-69 | 2 | EZ | 0.8 |
尿素 | 0.1 | 发泡剂OBSH | 6 |
聚乙二醇 | 5 | 发泡剂AC | 1 |
固体石蜡 | 2 | 炭黑N550 | 20 |
硫磺 | 1.2 | 分子筛粉末 | 110 |
防老剂246 | 1 | 防老剂4010NA | 2.5 |
名称 | 含量/phr | 名称 | 含量/phr |
EPDM | 100 | TMTD | 0.5 |
硬脂酸 | 3 | M | 0.8 |
氧化钙 | 5 | PZ | 1 |
氧化锌 | 5 | BZ | 1.5 |
石蜡油 | 65 | DPTT | 1 |
Si-69 | 2 | EZ | 1.2 |
尿素 | 0.1 | 发泡剂OBSH | 6 |
聚乙二醇 | 5 | 发泡剂AC | 1 |
固体石蜡 | 2 | 炭黑N550 | 20 |
硫磺 | 1.2 | 分子筛粉末 | 110 |
防老剂246 | 1 | 防老剂4010NA | 2.5 |
名称 | 含量/phr | 名称 | 含量/phr |
EPDM | 100 | TMTD | 1 |
硬脂酸 | 3 | M | 0.8 |
氧化钙 | 5 | PZ | 1.2 |
氧化锌 | 5 | BZ | 1.5 |
石蜡油 | 65 | 炭黑N550 | 20 |
Si-69 | 2 | 固体石蜡 | 2 |
尿素 | 0.1 | 发泡剂OBSH | 6 |
聚乙二醇 | 5 | 发泡剂AC | 1 |
硫磺 | 1.2 | 分子筛粉末 | 110 |
防老剂246 | 1 | 防老剂4010NA | 2.5 |
名称 | 含量/phr | 名称 | 含量/phr |
PDM | 100 | TMTD | 1 |
硬脂酸 | 3 | M | 0.8 |
氧化钙 | 5 | PZ | 1.2 |
氧化锌 | 5 | BZ | 1.5 |
石蜡油 | 65 | DPTT | 1.5 |
Si-69 | 2 | 分子筛粉末 | 110 |
尿素 | 0.1 | 发泡剂OBSH | 6 |
聚乙二醇 | 5 | 发泡剂AC | 1 |
固体石蜡 | 2 | 炭黑N550 | 20 |
硫磺 | 1.2 | 防老剂4010NA | 2.5 |
防老剂246 | 1 |
名称 | 含量/phr | 名称 | 含量/phr |
EPDM | 100 | TMTD | 1 |
硬脂酸 | 3 | M | 0.8 |
氧化钙 | 5 | PZ | 1 |
氧化锌 | 5 | BZ | 1.5 |
石蜡油 | 60 | DPTT | 0.5 |
Si-69 | 2 | EZ | 1 |
尿素 | 0.1 | 发泡剂OBSH | 6 |
聚乙二醇 | 5 | 分子筛粉末 | 110 |
固体石蜡 | 2 | 炭黑N550 | 20 |
双二五 | 0.5 | 防老剂4010NA | 2.5 |
防老剂246 | 0.5 |
名称 | 含量/phr | 名称 | 含量/phr |
EPDM | 100 | TMTD | 1 |
硬脂酸 | 3 | M | 0.8 |
氧化钙 | 5 | PZ | 1 |
氧化锌 | 5 | BZ | 1.5 |
石蜡油 | 65 | DPTT | 1.5 |
Si-69 | 2 | EZ | 1 |
尿素 | 0.1 | 发泡剂OBSH | 6 |
聚乙二醇 | 5 | 分子筛粉末 | 110 |
固体石蜡 | 2 | 炭黑N550 | 20 |
双二五 | 1 | 防老剂4010NA | 2.5 |
防老剂246 | 0.5 |
名称 | 含量/phr | 名称 | 含量/phr |
EPDM | 100 | TMTD | 1 |
硬脂酸 | 3 | M | 0.8 |
氧化钙 | 5 | PZ | 1 |
氧化锌 | 5 | BZ | 1.5 |
石蜡油 | 65 | DPTT | 1.5 |
Si-69 | 2 | EZ | 1 |
尿素 | 0.1 | 发泡剂OBSH | 6 |
聚乙二醇 | 5 | 分子筛粉末 | 110 |
固体石蜡 | 2 | 炭黑N550 | 20 |
双二五 | 1.5 | 防老剂4010NA | 2.5 |
防老剂246 | 0.5 |
名称 | 含量/phr | 名称 | 含量/phr |
EPDM | 100 | TMTD | 0.5 |
硬脂酸 | 3 | M | 0.8 |
氧化钙 | 5 | PZ | 1 |
氧化锌 | 5 | BZ | 1.5 |
石蜡油 | 65 | DPTT | 1 |
Si-69 | 2 | EZ | 1 |
尿素 | 0.1 | 发泡剂OBSH | 5 |
聚乙二醇 | 5 | 发泡剂AC | 1 |
固体石蜡 | 2 | 分子筛粉末 | 110 |
双二五 | 0.5 | 炭黑N550 | 20 |
防老剂4010NA | 2 |
名称 | 含量/phr | 名称 | 含量/phr |
EPDM | 100 | TMTD | 1 |
硬脂酸 | 3 | M | 0.8 |
氧化钙 | 5 | PZ | 1 |
氧化锌 | 5 | BZ | 1.5 |
石蜡油 | 65 | DPTT | 0.5 |
Si-69 | 2 | EZ | 1 |
尿素 | 0.1 | 发泡剂OBSH | 5 |
聚乙二醇 | 5 | 发泡剂AC | 1 |
固体石蜡 | 2 | 分子筛粉末 | 110 |
双二五 | 1 | 炭黑N550 | 20 |
防老剂4010NA | 2 |
名称 | 含量/phr | 名称 | 含量/phr |
EPDM | 100 | TMTD | 0.5 |
硬脂酸 | 3 | M | 0.8 |
氧化钙 | 5 | PZ | 1 |
氧化锌 | 5 | BZ | 1.5 |
石蜡油 | 65 | DPTT | 1.5 |
Si-69 | 2 | EZ | 0.5 |
尿素 | 0.1 | 发泡剂OBSH | 5 |
聚乙二醇 | 5 | 发泡剂AC | 1 |
固体石蜡 | 2 | 分子筛粉末 | 110 |
双二五 | 1.5 | 炭黑N550 | 20 |
防老剂4010NA | 2 |
测试项目 | 实施例1 | 实施例2 | 实施例3 | 实施例4 |
拉伸强度/MPa | 1.81 | 1.95 | 1.38 | 1.96 |
断裂伸长率/% | 215.24 | 283.32 | 248.86 | 256.31 |
100%定伸应力/MPa | 0.97 | 0.95 | 0.67 | 0.94 |
邵尔硬度 | 30 | 28 | 25 | 28 |
压缩永久变形/% | 11.57 | 11.09 | 10.95 | 12.66 |
密度/g/cm3 | 0.47 | 0.51 | 0.50 | 0.49 |
测试项目 | 实施例5 | 实施例6 | 实施例7 | 实施例8 | 实施例9 |
拉伸强度/MPa | 1.34 | 1.16 | 1.11 | 1.25 | 1.14 |
断裂伸长率/% | 236.96 | 114.66 | 210.28 | 278.89 | 254.41 |
100%定伸应力/MPa | 0.85 | 0.74 | 0.52 | 0.59 | 0.62 |
邵尔硬度 | 24 | 32 | 28 | 26 | 24 |
压缩永久变形/% | 10.5 | 8.46 | 10.18 | 12.85 | 14.73 |
密度/g/cm3 | 0.53 | 0.54 | 0.44 | 0.48 | 0.57 |
测试项目 | 实施例10 | 实施例11 | 实施例12 | 实施例13 | 实施例14 | 实施例15 |
拉伸强度/MPa | 1.81 | 1.22 | 1.46 | 1.73 | 1.52 | 1.69 |
断裂伸长率/% | 362.81 | 251.49 | 273.14 | 311.01 | 278.73 | 228.43 |
100%定伸应力/MPa | 0.78 | 0.87 | 0.76 | 0.87 | 0.93 | 0.99 |
邵尔硬度 | 24 | 28 | 25 | 26 | 28 | 30 |
压缩永久变形/% | 11.33 | 10.02 | 12.51 | 15.98 | 14.73 | 15.32 |
密度/g/cm3 | 0.59 | 0.52 | 0.51 | 0.59 | 0.53 | 0.55 |
Claims (15)
Priority Applications (1)
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