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US 10,982,175 B2Granted
Free standing film
AssigneesDow Global Technologies LLC, Rohm and Haas Company
InventorsAfua Sarpong Karikari, Xin Jin, Joseph Kao, An Kaga, Gyongyi Gulyas, Michael C. Mitchell
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Abstract
A free standing film is provided including: a partially hydrolyzed polyvinyl acetate; a poly(ethylene oxide); a polyalkylene glycol; a plasticizer; optionally, a poly(isobutylene-co-maleic anhydride) copolymer; and optionally an additive. Unit dose packages including the free standing film are also provided.
Claims9
A free standing film, comprising:
- 19 to 85 wt % of a partially hydrolyzed polyvinyl acetate;
- 5 to 70 wt % of a poly(ethylene oxide);
- 1 to 35 wt % of a polyalkylene glycol;
- 0.5 to 25 wt % of a plasticizer;
- 1 to 7.5 wt % of a poly(isobutylene-co-maleic anhydride) copolymer, wherein the poly(isobutylene-co-maleic anhydride) copolymer is at least partially neutralized;
- and
- 0 to 10 wt % of an optional additive.
4 more elements
Dependencies are inferred from the claim text.