Polyester stretch blow bottle and production thereof

Details Polyester stretch blow bottle and production thereof Polyester stretch blow bottle and production thereof

C - Chemistry, Metallurgy

08

L

C08L 67/02 (2006.01) B29C 49/06 (2006.01) B65D 1/02 (2006.01)

Patent

CA 2231979

A stretch blow bottle made from a polyester resin composition which comprises: (A) 60 to 99% by weight of a polyethylene terephthalate resin and (B) 1 to 40% by weight of a polyethylene isophthalate resin, wherein 300 square microns of a section exposed by cutting the neck of the bottle contains less than one particle of the polyethylene isophthalate resin (B) having a diameter of 0.1 micron or above in the polyethylene terephthalate resin (A) as the matrix.

Bouteille fabriquée par soufflage-étirage à partir d'une composition à base de résine de polyester, renfermant : A) 60 à 99 % en poids d'une résine de poly(téréphtalate d'éthylène); B) 1 à 40 % en poids d'une résine de poly(isophtalate d'éthylène); 300 microns carrés d'une section exposée en coupant le col de la bouteille renferment moins d'une particule de la résine B, soit le poly(isophtalate d'éthylène), d'un diamètre de 0,1 micron ou plus, à l'intérieur de la résine A, soit le poly(téréphtalate d'éthylène), qui est la matrice.

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