发明名称 |
Polyvinyl chloride formulations |
摘要 |
An extrudable polyvinyl chloride composition comprising from 80 to 99.9 percent by weight polyvinyl chloride for use in extruding a first part and a second part, wherein a fusion joint between the first extruded part and the second extruded part is formed by: A) composition at least a portion of a first terminal edge of the first extruded part and a first terminal edge of the second extruded part; B) engaging the melted terminal edges; and C) maintaining pressure between the engaged terminal edges to create a fused joint having a strength that is at least 50% of the tensile strength of the extruded part as measured by ASTM D638-2a. The extruded parts can be pipe sections.
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申请公布号 |
US8178640(B2) |
申请公布日期 |
2012.05.15 |
申请号 |
US201113270024 |
申请日期 |
2011.10.10 |
申请人 |
SMITH MARK A.;MARTI THOMAS;ST. ONGE BRYAN;ST. ONGE HENRI;UNDERGROUND SOLUTIONS TECHNOLOGIES GROUP, INC. |
发明人 |
SMITH MARK A.;MARTI THOMAS;ST. ONGE BRYAN;ST. ONGE HENRI |
分类号 |
C08F14/06;B29C43/22;B29C47/00;B29C65/00;B31F1/22;B31F5/00;B65C3/26 |
主分类号 |
C08F14/06 |
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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