Patent classifications
C
CHEMISTRY; METALLURGY
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C07
ORGANIC CHEMISTRY
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C07C
ACYCLIC OR CARBOCYCLIC COMPOUNDS
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257/00
Compounds containing carboxyl groups, the doubly-bound oxygen atom of a carboxyl group being replaced by a doubly-bound nitrogen atom, this nitrogen atom not being further bound to an oxygen atom, e.g. imino-ethers, amidines
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C07C257/10
with replacement of the other oxygen atom of the carboxyl group by nitrogen atoms, e.g. amidines
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C07C257/22
having nitrogen atoms of amidino groups further bound to nitrogen atoms, e.g. hydrazidines
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C07C257/22

IMPROVEMENTS IN OR RELATING TO CURING AGENTS
20210198420 · 2021-07-01 · ·

A curative system comprising a combination of adipic acid dihydrazide and/or isophthalic dihydrazide and a clathrate in which the guest compound of the clathrate comprises an imidazole, an imidazoline or diazabicycloalkanes (DBCA).

Or relating to curing agents
11939421 · 2024-03-26 · ·

A curative system comprising a combination of adipic acid dihydrazide and/or isophthalic dihydrazide and a clathrate in which the guest compound of the clathrate comprises an imidazole, an imidazoline or diazabicycloalkanes (DBCA).

Or relating to curing agents
11939421 · 2024-03-26 · ·

A curative system comprising a combination of adipic acid dihydrazide and/or isophthalic dihydrazide and a clathrate in which the guest compound of the clathrate comprises an imidazole, an imidazoline or diazabicycloalkanes (DBCA).