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US6090334A Heat-resistance pressure-resistance and self standing container and method of producing thereof 失效
耐热耐压性和自立式容器及其制造方法

Heat-resistance pressure-resistance and self standing container and
method of producing thereof
摘要:
A container obtained by biaxially stretch-blow-molding a resin. Except the mouth-and-neck portion, vicinities thereof and the center of the bottom portion, the container as a whole is reduced in thickness under a highly drawing condition without accompanied by whitening, and a portion constituting the bottom valley portions has an yielding load of not smaller than 25 kg/cm at 70.degree. C. The container exhibits excellent heat resistance, pressure resistance, shock resistance as well as self-standing ability.
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