Method in internal sizing of liquid packaging board and internal size
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United States of America Patent
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Jun 19, 2007
Grant Date -
Aug 5, 2004
app pub date -
Apr 10, 2002
filing date -
Apr 10, 2001
priority date (Note) -
Expired
status (Latency Note)
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Abstract
An internal size and a method for sizing board, such as liquid packaging board, with a hydrophobising internal size containing oxetanon derivative or 2-oxetanon. The main part of the hydrocarbon chains R' and R'' of the oxetanon derivative or 2-oxetanon are derived from linear fatty acids, and .ltoreq.20 w-%, typically 2 to 15 w-%, most typically 5 to 12 w-% of the hydrocarbon chains are derived from branched and mainly saturated fatty acids.
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