Patent ID: 11911954
Assignee: SOLVAY SPECIALTY POLYMERS USA, LLC
Field: Chemical engineering (Chemistry)
Classification: CPC B  C  G  H  Y | IPC B  G

Claim 1:
2. The method of claim 1, wherein the semi-crystalline polyamide (A) comprises formula:

—NH—R1—C(O)—  (I),

—NH—R2—NH—C(O)—R3—C(O)—  (II),

or both formula (I) and (II),
wherein R1, R2, R3, equal to or different from each other, are divalent hydrocarbon chains, and may be aliphatic, alicyclic, cycloaliphatic, aromatic or combinations thereof, wherein R1, R2, R3 may contain one or more than one heteroatom selected from the group consisting of O, N, S, P, wherein the recurring units (I) and (II) of the semi-crystalline polyamide (A) comprise a number of carbon atoms in groups R1, or R2 and R3 per amide group (—C(O)NH—) of less than 8.