Invention Grant
- Patent Title: Freeze-dried polystyrene-polysiloxane foams
- Patent Title (中): 冷冻干燥聚苯乙烯 - 聚硅氧烷泡沫
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Application No.: US442159Application Date: 1999-11-16
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Publication No.: US6136872APublication Date: 2000-10-24
- Inventor: Ronald James Hoxmeier
- Applicant: Ronald James Hoxmeier
- Applicant Address: TX Houston
- Assignee: Shell Oil Company
- Current Assignee: Shell Oil Company
- Current Assignee Address: TX Houston
- Main IPC: C08J9/28
- IPC: C08J9/28 ; C08J9/26
Abstract:
The present invention is a freeze-dried polystyrene-polysiloxane foam having a density of 0.05 to 0.8 grams per cubic centimeter and a void volume of 20 to 99 percent. These foams exhibit good compressibility and rebound and are useful in insulation and sound-deadening applications.
Public/Granted literature
- US5048803A Hydraulically damping bearing Public/Granted day:1991-09-17
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