1
Yasuhiro Mochizuki, Yoshitaka Morimoto, Takanori Nakashima, Taketo Hirose, Takayuki Hattori, Sinichi Akitaya, Youichi Kugimiya: Polypropylene film and multilayered polypropylene film. Chisso Corporation, Fay Sharpe Fagan Minnich & McKee, January 28, 2003: US06511755 (21 worldwide citation)

The present invention relates to a film using a polypropylene composition comprising crystalline polypropylene and a copolymer of propylene with &agr;-olefin in which a limiting viscosity of the said copolymer [&eegr;]


2
Tadao Ishibashi, Youichi Kugimiya: Polyolefin resin composition. Chisso Corporation, Fred Philpitt, December 11, 1984: US04487871 (15 worldwide citation)

A polyolefin resin composition for metallized films, having superior high-impact properties and heat-sealability and also superior printability and adhesive properties of metallized surface and further a good taken-up figure of rolled film is provided, which composition is obtained by blending a cry ...


3
Tadao Ishibashi, Youichi Kugimiya: Polyolefin resin composition. Chisso Corporation, Fred Philpitt, April 2, 1985: US04508786 (11 worldwide citation)

A polyolefin resin composition for metallized films, having superior high-impact properties and heat-sealability and also superior printability and adhesive properties of metallized surface and further a good taken-up figure of rolled film is provided, which composition is obtained by blending a cry ...


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Shinji Nakata, Youichi Kugimiya, Chikashi Okayama, Takanori Nakashima, Yuji Ando: Film having gas permeability. Chisso Corporation, Kilpatrick Stockton, February 19, 2002: US06348271 (9 worldwide citation)

An object of the present invention is to provide a drawn polypropylene film as a wrapping material that has transparency and mechanical properties sufficient as a wrapping material yet having the needed gas permeability for maintaining the freshness of the enclosed goods and additionally enables con ...


6
Tsutomu Ushioda, Jun Saito, Mototake Tsutsui, Yoshitoyo Yasuda, Hiroyuki Fujita, Toshihiro Uwai, Yoshiyuki Ohgi, Minoru Adachi, Yoshitaka Morimoto, Taketo Hirose, Youichi Kugimiya, Masahiko Taniguchi, Hitoshi Kuramochi: Process for the preparation of olefin (co) polymers, olefin copolymers, and application thereof. Chisso Corporation, Leydig Voit & Mayer, June 25, 2002: US06410662 (9 worldwide citation)

Disclosed is a process for producing olefin polymers or copolymers which can freely regulates the molecular weight of the polymers or copolymers as well as novel olefin polymers or copolymers excellent in rigidity, heat-resisting property and transparency, moldings and compositions thereof which fin ...


7
Youichi Kugimiya, Kouichi Honda: Polypropylene resin foam-molded article. Chisso Corporation, Chisso Petrochemical Corporation, Leydig Voit & Mayer, August 31, 2004: US06783844

Provided is a polypropylene resin foam-molded article which has a rib having a relatively small thickness and which has an improved strength at a boundary part between a main body part and the rib part without increasing a thickness of the rib part. The polypropylene resin foam-molded article is obt ...


8
Tadao Ishibashi, Youichi Kugimiya: Polyolefinharz-zusammensetzung. Chisso, June 8, 1984: FR2537147-A1

L'INVENTION FOURNIT UNE COMPOSITION DE RESINE DE POLYOLEFINE POUR DES PELLICULES METALLISEES AYANT DE MEILLEURES PROPRIETES DE RESISTANCE A DES CHOCS IMPORTANTS ET D'APTITUDE AU THERMOSOUDAGE AINSI QUE DES MEILLEURES PROPRIETES D'APTITUDE A L'IMPRESSION ET D'ADHERENCE DE LA SURFACE METALLISEE AINSI ...


9
Youichi Kugimiya, Kouichi Honda: Polypropylene resin foam-molded article. Chisso Corporation, Chisso petrochemical Corporation, Leydig Voit & Mayer, January 22, 2004: US20040013846-A1

Provided is a polypropylene resin foam-molded article which has a rib having a relatively small thickness and which has an improved strength at a boundary part between a main body part and the rib part without increasing a thickness of the rib part. The polypropylene resin foam-molded article is obt ...