Invention Grant
US08277949B2 Use of thermoplastic polyurethanes in rubber modified bitumen roofing membranes
有权
在橡胶改性沥青屋面膜中使用热塑性聚氨酯
- Patent Title: Use of thermoplastic polyurethanes in rubber modified bitumen roofing membranes
- Patent Title (中): 在橡胶改性沥青屋面膜中使用热塑性聚氨酯
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Application No.: US12567875Application Date: 2009-09-28
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Publication No.: US08277949B2Publication Date: 2012-10-02
- Inventor: Jason Smith
- Applicant: Jason Smith
- Applicant Address: US OH Cleveland
- Assignee: Garland Industries, Inc.
- Current Assignee: Garland Industries, Inc.
- Current Assignee Address: US OH Cleveland
- Agency: Fay Sharpe LLP
- Agent Brian E. Turung
- Main IPC: B32B11/02
- IPC: B32B11/02
Abstract:
A roofing membrane that includes a blend of thermoplastic polyurethane and petroleum liquid so as to improve the UV stability of the blend without adversely affecting the flexibility of the dried and/or cured blend.
Public/Granted literature
- US20100297902A1 USE OF THERMOPLASTIC POLYURETHANES IN RUBBER MODIFIED BITUMEN ROOFING MEMBRANES Public/Granted day:2010-11-25
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