发明名称 |
THERMOPLASTIC MULTILAYER TUBES AND PROCESS FOR MANUFACTURING |
摘要 |
<p>Disclosed is a multi-layer tube including: A) a first layer including a first layer composition including a1) about 25 to 100 weight percent of a semi-aromatic polyamide whose repeat units consist essentially of about 60 to about 85 molar percent of repeat units of the formula—C(O)(CH2)mC(O)NH(CH2)6NH— (I) wherein m is 8 and/or 10, and about 15 to about 40 molar percent of repeat units of the formula B) a second layer including a second layer composition including b1) 50 to 100 weight percent of poly(caprolactam); with the proviso that the first layer and second layer are in direct contact; and the weight percents are based upon the total weight of the first layer composition and the second layer composition, respectively.</p> |
申请公布号 |
EP2691678(A2) |
申请公布日期 |
2014.02.05 |
申请号 |
EP20120764922 |
申请日期 |
2012.03.28 |
申请人 |
E. I. DU PONT DE NEMOURS AND COMPANY |
发明人 |
DOSHI, SHAILESH, RATILAL;LEE, H. CHUL |
分类号 |
B32B1/08;B29C47/00;B29C47/06;B29K77/00;B32B27/34;F16L9/12;F16L11/04 |
主分类号 |
B32B1/08 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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