发明授权
- 专利标题： Phenol formaldehyde steam pressing of waferboard
- 专利标题（中）： 苯酚甲醛蒸汽压片机
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申请号： US841179申请日： 1992-02-25
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公开(公告)号： US5217665A公开(公告)日： 1993-06-08
- 发明人: Jau T. C. Lim , Shui-Tung Chiu
- 申请人： Jau T. C. Lim , Shui-Tung Chiu
- 申请人地址： OH Columbus ID Boise
- 专利权人： Borden Inc.,Trus Joist MacMillan
- 当前专利权人： Borden Inc.,Trus Joist MacMillan
- 当前专利权人地址： OH Columbus ID Boise
- 主分类号： B27N3/02
- IPC分类号： B27N3/02 ; B27N3/08 ; B27N3/12
摘要：
The present invention relates to a method of producing a waferboard by applying first a liquid phenol formaldehyde resin to the surface of the wafers then a powdered phenol formaldehyde resin followed by forming a layup and pressing at elevated temperature and pressure using steam pressing techniques to consolidate the layup into a board and set the phenol formaldehyde adhesive.
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