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특허 상세정보

Stiff and impact resistant compositions containing poly(propylene) or poly(ethylene/propylene) and calcium carbonate for closures

국가/구분 United States(US) Patent 등록
국제특허분류(IPC7판) B65D-039/00   
미국특허분류(USC) 428/035.7; 523/205; 523/206; 523/210; 524/425; 524/528
출원번호 US-0614618 (2000-07-12)
발명자 / 주소
출원인 / 주소
대리인 / 주소
    Wood, Phillips, Katz, Clark & Mortimer
인용정보 피인용 횟수 : 2  인용 특허 : 13
초록

Stiff and impact resistant closures derived from the stiff and impact resistant blends including poly(propylene) or poly(ethylene/propylene) and calcium carbonate; stiff and impact resistant compositions including poly(propylene) or poly(ethylene/propylene) and calcium carbonate. A presently preferred blend contains from about 40 to about 60 weight percent of poly(propylene) or poly(ethylene/propylene) and from about 25 to about 35 weight percent of calcium carbonate particles treated with fatty acid, the treated particles having a particle size of from ...

대표
청구항

Stiff and impact resistant closures derived from the stiff and impact resistant blends including poly(propylene) or poly(ethylene/propylene) and calcium carbonate; stiff and impact resistant compositions including poly(propylene) or poly(ethylene/propylene) and calcium carbonate. A presently preferred blend contains from about 40 to about 60 weight percent of poly(propylene) or poly(ethylene/propylene) and from about 25 to about 35 weight percent of calcium carbonate particles treated with fatty acid, the treated particles having a particle size of from ...

이 특허에 인용된 특허 (13)

  1. Kalinowski Robert Edward ; Tomalia Mary Kay ; Wolf Andreas Thomas Franz,BEX. Addition curable compositions curable to high tensile strength, tack free compositions through appropriate filler select. USP1999035880195.
  2. Asmus Richard W. (3628 W. 48th St. Cleveland OH 44102). Container closure. USP1976093981412.
  3. Koyama Masayasu (Zushi JPX) Oda Yasuhiro (Yokohama JPX) Kikuchi Hiroaki (Hiratsuka JPX) Yamada Muneki (Fujisawa JPX). Container closure wth liner and method of producing the same. USP1996085542557.
  4. Holoubek George H. (Muscatine IA) Anthony Eugene M. (Bloomington Township ; McLean County IA) Hans Allan B. (Fruitland Township ; McLean County IA). Container with twist-off tamper evident feature. USP1987054666063.
  5. Leoncavallo Richard A. (Pittsford NY) Mehra Ravinder C. (Fairport NY) Phillips Gregory R. (Geneva NY). Dropper bottle assembly with squeeze cap. USP1994075328058.
  6. Matsubayashi Hiroshi (Kamakura JPX) Aizawa Masanori (Yokohama JPX) Watanabe Michio (Yokohama JPX) Shimizu Takashi (Yokohama JPX) Ikegami Tamotsu (Yokohama JPX). Easy-open lid in which score cut edge can be covered and process for preparation thereof. USP1989124887732.
  7. Ziems Wolfgang (Celle DEX). Impact resistant coating composition. USP1996105563188.
  8. Yamada Toyokazu (Himeji JPX). Multilayer structure and easily openable container and lid. USP1991105061532.
  9. Hirose Masuhiko (Kanagawa JPX). Plastic case for photographic film cassette. USP1997085660303.
  10. Adcock James L. (Union City IN). Plastic core composite having improved impact resistance. USP1982084342810.
  11. Okada Takayuki (Niihama JPX) Mitsuno Tatsuyuki (Chiba JPX) Fujii Takeshi (Kimitsu JPX) Yamaguchi Kentaro (Ichihara JPX) Tsuji Mitsuji (Ichihara JPX). Polypropylene composition. USP1992035095063.
  12. Chiang, Alan W.. Polypropylene compositions containing bimodal calcium carbonate and a polysiloxane. USP1985124560712.
  13. Peacock Andrew J. (Houston TX). Thermoplastic olefins. USP1996035502112.