Invention Grant
- Patent Title: Roofing mat using urea-formaldehyde binder of particular viscosity and surface tension
- Patent Title (中): 屋面垫采用特殊粘度和表面张力的脲醛粘合剂
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Application No.: US11648501Application Date: 2006-12-28
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Publication No.: US07662258B2Publication Date: 2010-02-16
- Inventor: Souvik Nandi , Guodong Zheng , Jawed Asrar , Philip Francis Miele
- Applicant: Souvik Nandi , Guodong Zheng , Jawed Asrar , Philip Francis Miele
- Applicant Address: US CO Denver
- Assignee: Johns Manville
- Current Assignee: Johns Manville
- Current Assignee Address: US CO Denver
- Agent Robert D. Touslee
- Main IPC: D21F11/00
- IPC: D21F11/00
Abstract:
Provided is thermosetting urea-formaldehyde (UF) resin binder formulation, preferably prepared with modified styrene-maleic anhydride. The formulation has a viscosity in the range of from 3 to 10 cP and a surface tension of from 35 to 50 mN/m, and is prepared using a UF resin composition exhibiting a viscosity of from 175 to 250 cP.
Public/Granted literature
- US20080160258A1 Roofing mat using urea-formaldehyde binder of particular viscosity and surface tension Public/Granted day:2008-07-03
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