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发明授权
US4521251A Low-melting glass paste and cellulose nitrate therefor 失效
低熔点玻璃浆和硝酸纤维素

Low-melting glass paste and cellulose nitrate therefor
摘要：
A cellulose nitrate having a degree of nitration of from 12.2% to 14.1% in terms of the nitrogen content and a degree of polymerization of from 100 to 1,000 is suitable to prepare a low-melting glass paste.
摘要（中）：

硝化度为12.2％〜14.1％，聚合度为100〜1000的硝酸纤维素适合于制备低熔点玻璃浆料。

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