- 专利标题: PAPERBOARD STRUCTURE WITH AT LEAST ONE BARRIER COATING LAYER
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申请号: US17689041申请日: 2022-03-08
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公开(公告)号: US20220195671A1公开(公告)日: 2022-06-23
- 发明人: Jiebin Pang , Natasha G. Melton , Steven Parker , Teresa Krug
- 申请人: WestRock MWV, LLC
- 申请人地址: US GA Atlanta
- 专利权人: WestRock MWV, LLC
- 当前专利权人: WestRock MWV, LLC
- 当前专利权人地址: US GA Atlanta
- 主分类号: D21H19/84
- IPC分类号: D21H19/84 ; D21H11/04 ; D21H19/38 ; D21H19/40 ; D21H19/60 ; D21H19/72 ; D21H19/82 ; D21H23/22 ; D21H21/16 ; D21H19/56
摘要:
A paperboard structure that includes a paperboard substrate which includes a first major side and a second major side along with at least one barrier coating layer on the first major side. The barrier coating layer(s) may include a binder and a pigment, wherein the binder has a glass transition temperature of at least 20° C., wherein a ratio of the binder to the pigment is at least about 1:2 by weight.
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