发明名称 |
PRODUCTION OF TPO ROOFING MEMBRANE VIA COUNTER-ROTATING EXTRUSION |
摘要 |
<p>The present disclosure is directed to a process for producing thermoplastic polyolefin roofing membrane. The process includes directly adding components of a high-load flame retardant TPO formulation to a counter-rotating twin screw extruder. The process includes extruding the formulation with counter-rotation of the twin screws and forming a TPO roofing membrane having a tensile strength of greater than 10 MPa and a flame retardance of rating of classification D as measured in accordance with EN ISO 1 1925-2, surface exposure test.</p> |
申请公布号 |
EP2941340(A1) |
申请公布日期 |
2015.11.11 |
申请号 |
EP20130821367 |
申请日期 |
2013.12.23 |
申请人 |
DOW GLOBAL TECHNOLOGIES LLC |
发明人 |
STOILJKOVIC, ALEKSANDAR;ULTSCH, STEFAN;WU, XIAOSONG |
分类号 |
B29C47/40;B29B7/48;B32B27/08;C08K5/00;E04D5/06 |
主分类号 |
B29C47/40 |
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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