B - Operations – Transporting – 65 – D
Patent
B - Operations, Transporting
65
D
B65D 81/34 (2006.01) C08L 77/10 (2006.01)
Patent
CA 2113072
2113072 9301108 PCTABS00019 A retortable moulded plastic food container, a food package made therefrom and a process for making the food package is disclosed. The container is made from a composition consisting essentially of: (a) a polymeric material selected from: (A) 80 to 100 wt.% of a polyamide which is a condensation product of adipic acid, terephthalic acid and hexamethylenediamine wherein the terephthalic acid is in an amount of from 45 to 100 mole % of the diacid content of the polyamide, (B) 80 to 100 wt.% of a polyamide which is a condensation product of terephthalic acid, isophthalic acid and hexamethylenediamine wherein the mole ratio of terephthalic acid to isophthalic acid is from 1:1 to 3:1, (C) 80 to 100 wt.% of a polyamide which is a condensation product of terephthalic acid, 2-methylpentamethylenediamine and hexamethylenediamine wherein the hexamethylenediamine is in an amount of from 25 to 75 mole % of the diamine content of the polyamide, and (D) 75 to 100 wt.% of blends of the polyamides of (A), (B) or (C) with nylon 6,6, wherein the nylon 6,6 has a relative viscosity of at least 40; and wherein the polyamides of (A), (B) and (C) have a heat of crystallization of from 20 to 50 J/g, as determined by differential scanning calorimetry; (b) from 0 to 20 wt.% of a lamellar filler, and (c) from 0 to 20 wt.% ionomer.
Du Pont Canada Inc.
Sim & Mcburney
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