Borate resistant films
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United States of America Patent
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Issued Date -
Dec 7, 2006
app pub date -
Jun 7, 2005
filing date -
Jun 7, 2005
priority date (Note) -
Abandoned
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Abstract
Water-soluble films useful for packaging and encapsulating various products are provided. The packaged and encapsulated products are released when the film dissolves in water. The films incorporate copolymers of vinyl alcohol units and sulfonic acid units at molecular weights and monomer incorporation levels providing improved water solubility characteristics in the presence of certain compounds, especially borate containing compounds. The films are particularly useful for packaging detergent products and encapsulating detergent component such as enzymes.
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