Invention Application
- Patent Title: COMPOSITIONS AND FILMS COMPRISING POLYLACTIC ACID POLYMER, POLYVINYL ACETATE POLYMER AND PLASTICIZER
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Application No.: US17570862Application Date: 2022-01-07
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Publication No.: US20220127444A1Publication Date: 2022-04-28
- Inventor: Ning Zhou , Robert S. Clough , Derek J. Dehn , Jeffrey P. Kalish , William W. Merrill , Kevin M. Lewandowski , Jayant Chakravarty
- Applicant: 3M INNOVATIVE PROPERTIES COMPANY
- Applicant Address: US MN St. Paul
- Assignee: 3M INNOVATIVE PROPERTIES COMPANY
- Current Assignee: 3M INNOVATIVE PROPERTIES COMPANY
- Current Assignee Address: US MN St. Paul
- Main IPC: C08L31/04
- IPC: C08L31/04 ; C08L67/04 ; C09J7/25 ; C08K5/103 ; C08K5/11 ; C09J7/24 ; B32B7/12 ; B32B27/30 ; C08J5/18

Abstract:
A composition is described comprising semicrystalline polylactic acid polymer; polyvinyl acetate polymer having a glass transition temperature (Tg) of at least 25° C.; plasticizer; and optionally amorphous polylactic acid polymer. In another embodiment the composition further comprises nucleating agent. Also described are films comprising the composition as well as articles, such as a tape or sheet, comprising the film described herein and a layer of pressure sensitive adhesive disposed on the film.
Public/Granted literature
- US11787929B2 Compositions and films comprising polylactic acid polymer, polyvinyl acetate polymer and plasticizer Public/Granted day:2023-10-17
Information query