发明名称 |
Tubular free-shaped article |
摘要 |
The invention relates to a process for manufacturing of tubular free-shaped articles having an inner polymer layer and an outer polymer layer by co-extruding at least two different polymers in an extruder apparatus comprising an extrusion die and at least two extruder barrels/heads. The invention furthermore relates to a tubular free-shaped article comprising at least two layers of different polymers and which article is obtained by the process according to the invention. |
申请公布号 |
US8652377(B2) |
申请公布日期 |
2014.02.18 |
申请号 |
US20060354637 |
申请日期 |
2006.02.15 |
申请人 |
VAN MEERBEEK ANDRE;VAN MEESCHE ANTONIUS;GOOSSENS ANDRE;EXXONMOBIL CHEMICAL PATENTS INC. |
发明人 |
VAN MEERBEEK ANDRE;VAN MEESCHE ANTONIUS;GOOSSENS ANDRE |
分类号 |
D01D5/24 |
主分类号 |
D01D5/24 |
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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