- 专利标题: ACRYLIC BEADS FOR ENHANCING MATTE APPEARANCE OF POLYOLEFIN FILMS
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申请号: US15118175申请日: 2015-02-09
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公开(公告)号: US20170165948A1公开(公告)日: 2017-06-15
- 发明人: Rajasingh Solomon Thomas Udhaya Singh , Alexander Williamson , Edward E. Lafleur , Sekhar Sundaram , Xinyu Gu , Debkumar Bhattacharjee , Himal Ray
- 申请人: Dow Global Technologies LLC , Rohm and Haas Company
- 国际申请: PCT/US15/14953 WO 20150209
- 主分类号: B32B27/08
- IPC分类号: B32B27/08 ; B29C55/12 ; B29C39/20 ; B32B27/20 ; B32B27/32
摘要:
A film comprising a) at least one base layer comprising a thermoplastic polymeric matrix material; and b) a skin layer comprising a thermoplastic polymeric matrix material and from 5 wt % to 80 wt % of polymeric particles having an average particle diameter from 0.5 μm to 15 μm, a refractive index from 1.46 to 1.7, and at least 60 mole % of acrylic monomer units wherein the film is stretched by a factor of 2 to 8 uniaxially or biaxially; and wherein after stretching, the skin layer has a thickness that is between 50% and 200% of the diameter of the polymeric particles, and a method of making the film, are disclosed.
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