Curable epoxide resin compositions
Patent 4130511 Issued on December 19, 1978. Estimated Expiration Date: 
May 5, 1997. Estimated Expiration Date is calculated based on simple USPTO term provisions. It does not account for terminal disclaimers, term adjustments, failure to pay maintenance fees, or other factors which might affect the term of a patent.
May 5, 1997. Estimated Expiration Date is calculated based on simple USPTO term provisions. It does not account for terminal disclaimers, term adjustments, failure to pay maintenance fees, or other factors which might affect the term of a patent.Patent References 2886472 3018262 3328318 3492269 Curable epoxide resin compositions Patent #: 4026858 InventorAssigneeApplicationNo. 05/794278 filed on 05/05/1977US Classes:528/92, Material contains a polyvalent metal atom252/182.13, For subsequent solid polymer treatment or preparation; e.g., crosslinking, grafting, curing, hardening, vulcanizing, etc.528/106, With at least one nonepoxy or nonphenolic reactant528/336, Polymerizing in the presence of a specified material528/341, Heterocyclic-containing reactant other than cyclic acid anhydride as sole hetero ring528/407, Reactant which is devoid of a heterocyclic ring containing oxygen, selenium or tellurium as ring atoms, contains at least one nitrogen atom528/418Reactant contains two or more rings each of said rings having a single oxygen and two carbon atomsExaminersPrimary: Anderson, Harold D.Assistant: Nielsen, E. A. Attorney, Agent or FirmInternational ClassesC08G 59/00 (20060101)C08G 59/68 (20060101) C08G 59/50 (20060101) Foreign Application Priority Data1976-05-19 GBAbstractTo accelerate the curing of epoxide resins by means of aromatic polyamines there is added magnesium nitrate or a nitrate of an at least divalent metal of Group IIB, IIIB, IVB, VIB, VIIB, or VIII of the Periodic Table.Other References
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