Invention Grant
- Patent Title: A process for protecting a substrate from heat and fire
- Patent Title (中): 用于保护热源和火灾的基板的方法
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Application No.: US3769079DApplication Date: 1972-01-21
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Publication No.: US3769079APublication Date: 1973-10-30
- Inventor: ROTH S
- Applicant: CITIES SERVICE CO
- Assignee: Cities Service Co
- Current Assignee: Cities Service Co
- Priority: US21987572 1972-01-21
- Main IPC: C09D5/18
- IPC: C09D5/18
Abstract:
The invention relates to a process for protecting substrates with intumescent compositions comprising certain arylsulfonylureas, such as p-amino-benzenesulfonylurea, paminobenzenesulfonylthiourea, etc. The intumescent agents may be employed in conjunction with additives conventionally used in intumescent compositions.
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