METHOD OF MANUFACTURING BOTTLE FORMED MAINLY OF POLYETHYLENE TEREPHTHALATE RESIN

Title:

METHOD OF MANUFACTURING BOTTLE FORMED MAINLY OF POLYETHYLENE TEREPHTHALATE RESIN

Document Type and Number:

WIPO Patent Application WO/2003/011569

Kind Code:

A1

Abstract:

A method of manufacturing a container or a bottle having a heat resistance and an excellent shapability and formed mainly of polyethylene terephthalate resin, comprising the steps of, using a primary metal mold, forming, by primary biaxial stretching blow, a preform formed mainly of polyethylene terephthalate resin to form a primary intermediate formed product, heating the primary intermediate formed product to form a secondary intermediate formed product by thermally contracting the primary intermediate formed product, forming the secondary intermediate formed product by a secondary blow by using a secondary metal mold, and, in the secondary blow forming, the fluid is further blown into the formed product and circulated after fluid is blown into the secondary intermediate formed product and expanded to cool the formed product.

More Like This:

WO/1995/003231	PALLET CONTAINER
JP4698450	Blow molding equipment and blow molding method
JP2530494	PROBLEM TO BE SOLVED: To manufacture a hollow plastic body.

Inventors:

YAGUCHI HIROMI (JP)
ISHIZUKA TOMOHIKO (JP)
UESUGI DAISUKE (JP)

Application Number:

PCT/JP2002/007785

Publication Date:

February 13, 2003

Filing Date:

July 31, 2002

Export Citation:

Click for automatic bibliography generation Help

Assignee:

YOSHINO KOGYOSHO CO LTD (JP)
YAGUCHI HIROMI (JP)
ISHIZUKA TOMOHIKO (JP)
UESUGI DAISUKE (JP)

International Classes:

B29C49/66; B29C49/08; B29C49/18; B29C49/58; B29C49/64; B29C49/06; B29C49/22; B29K67/00; B29L22/00; (IPC1-7): B29C49/18; B29C49/64

Foreign References:

US5585065A	1996-12-17
JPH0272929A	1990-03-13
JPH11227034A	1999-08-24

Other References: