초록 ▼

An ungelled thermoplastic resin having gas barrier properties and containing at least 7 percent by weight of amine nitrogen is derived via the reaction of a polyamine devoid of oxyalkylene moieties and containing up to about two primary amino nitrogen groups per molecule and a polyepoxide in a molar

An ungelled thermoplastic resin having gas barrier properties and containing at least 7 percent by weight of amine nitrogen is derived via the reaction of a polyamine devoid of oxyalkylene moieties and containing up to about two primary amino nitrogen groups per molecule and a polyepoxide in a molar ratio of polyamine to polyepoxide of from 1.4:1 to 0.83:1.

대표청구항 ▼

An ungelled thermoplastic resin having gas barrier properties comprising a reaction product of: (i) a polyamine essentially devoid of oxyalkylene moieties and having up to about two primary amino nitrogen groups per molecule and (ii) a polyepoxide, the polyamine and polyepoxide present in the reacti

An ungelled thermoplastic resin having gas barrier properties comprising a reaction product of: (i) a polyamine essentially devoid of oxyalkylene moieties and having up to about two primary amino nitrogen groups per molecule and (ii) a polyepoxide, the polyamine and polyepoxide present in the reaction mixture at a ratio of from 1.4:1 to 0.83:1 based upon moles of polyamine to moles of polyepoxide, the ungelled resin containing at least seven percent by weight amine nitrogen.