Synthetic resins or natural rubbers -- part of the class 520 ser – Synthetic resins – Polymers from only ethylenic monomers or processes of...
Patent
1977-04-18
1979-02-06
Levin, Stanford M.
Synthetic resins or natural rubbers -- part of the class 520 ser
Synthetic resins
Polymers from only ethylenic monomers or processes of...
536 43, 536 48, 106128, 536 49, 536 50, 106168, 536 52, 536 59, 106169, 536 85, 536 92, 106195, 536107, 536108, 106203, 536111, 536116, 106208, 536118, 106213, 128284, 252 85A, 260 16, 260 17R, 260466, 260857UN, 260862, 260874, 260898, 260899, 424343, 426105, 427339, 427385, 428439, 526 8, 526 9, 536 1, 536 2, 536 3, 536 4, 536 18, 536 33, 536 36, 536 38, C08B 500, C08B 306, C08B 3700, C08F 830
Patent
active
041385357
ABSTRACT:
A polysaccharide or polyvinyl alcohol containing a mixture of nitrite ester groups with sulfate or nitrate ester groups with the mixture of ester groups being substantially uniformly distributed among the polymer units of the polysaccharide or polyvinyl alcohol.
A nitrite ester of a polysaccharide alcohol having a degree of substitution of less than about 2.0. A nitrite ester of polyvinyl alcohol having a degree of substitution of 1.0 or less.
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