Plastic moldings made of water-expanded polymer resin
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United States of America Patent
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Oct 19, 1993
Grant Date -
N/A
app pub date -
Feb 12, 1992
filing date -
Feb 13, 1991
priority date (Note) -
Expired
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Abstract
To arrive at an economical method of producing water-expanded polymer resin moldings, it is proposed that a monomer component and a cross-linker on an acrylate basis and/or a PMMA prepolymer be used as resin-forming components of a curable mixture, with the weight ratio of the water component to the resin-forming component being at least 1:1.
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