Synthetic resins or natural rubbers -- part of the class 520 ser – Synthetic resins – Polymers from only ethylenic monomers or processes of...
Patent
1990-12-13
1992-10-27
Schofer, Joseph L.
Synthetic resins or natural rubbers -- part of the class 520 ser
Synthetic resins
Polymers from only ethylenic monomers or processes of...
5263183, C08F 2202, C08F 2004
Patent
active
051590417
ABSTRACT:
Certain polymeric polycarboxylic acids and salts containing hydroxyl or hydroxymethyl groups in close proximity to carboxyl groups, especially poly(2-hydroxymethylacrylic) acid and its salts, are effective sequestrants of divalent and polyvalent metal ions and are useful as builders in detergent compositions.
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Khoshdel Ezat
van Kralingen Cornelis G.
Cheng Wu C.
Farrell James J.
Lever Brothers Company
Schofer Joseph L.
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