发明授权
- 专利标题： Pulp fibrous accumulated sheet and method for producing pulp fibrous accumulated sheet
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申请号： US16398367申请日： 2019-04-30
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公开(公告)号： US12060665B2公开(公告)日： 2024-08-13
- 发明人: Kikuo Yamada
- 申请人： LEC, INC.
- 申请人地址： JP Tokyo
- 专利权人： LEC, INC.
- 当前专利权人： LEC, INC.
- 当前专利权人地址： JP Tokyo
- 代理机构： Oblon, McClelland, Maier & Neustadt, L.L.P.
- 优先权： JP 15015594 2015.01.29 JP 15020532 2015.02.04 JP 15253941 2015.12.25
- 分案原申请号： US15545166
- 主分类号： D04H1/425
- IPC分类号： D04H1/425 ; B27N3/00 ; B27N3/04 ; D04H1/50 ; D04H1/54 ; D04H1/587 ; D04H1/732 ; D21F11/00 ; B27N1/00 ; B27N3/24
摘要：
Provided is a pulp fibrous accumulated sheet including: a liquid permeable pulp fibrous accumulated layer containing a crushed pulp or base-fibers mainly including a crushed pulp, and a binder; and a plurality of fiber crimped parts formed by compression and pressurization, the fiber crimped parts being formed so that crushed pulp fibers each straddling the adjacent fiber crimped parts are present.
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