Invention Grant
- Patent Title: Melt-blown webs with improved properties
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Application No.: US15753654Application Date: 2016-09-23
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Publication No.: US11053371B2Publication Date: 2021-07-06
- Inventor: Jingbo Wang , Joachim Fiebig , Henk Van Paridon , Markus Gahleitner , Georg Grestenberger , Jeroen Vanhoutte
- Applicant: BOREALIS AG
- Applicant Address: AT Vienna
- Assignee: BOREALIS AG
- Current Assignee: BOREALIS AG
- Current Assignee Address: AT Vienna
- Agency: Lowenstein Sandler LLP
- Priority: EP15188119 20151002
- International Application: PCT/EP2016/072626 WO 20160923
- International Announcement: WO2017/055173 WO 20170406
- Main IPC: C08K5/01
- IPC: C08K5/01 ; C08L23/26 ; D04H1/4291 ; D04H1/56 ; D04H1/544 ; D04H3/007 ; D04H3/16
Abstract:
Melt-blown webs having a widened process window and better barrier properties (3rd drop, cm H2O resp. mbar). The melt-blown webs are made from so-called “controlled rheology” propylene (CR-PP), which has been visbroken without the use of peroxide but with a specific type of visbreaking additive.
Public/Granted literature
- US20200207943A1 MELT-BLOWN WEBS WITH IMPROVED PROPERTIES Public/Granted day:2020-07-02
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