Patents by Inventor Sachio Anada

Sachio Anada has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Polyacetal resin composition
    Publication number: 20060116486
    Abstract: An object of the present invention is to provide a polyacetal resin composition having excellent friction and abrasion characteristics and having improved mechanical strength. Specifically, there are blended (A1) 100 parts by weight of a polyacetal resin having substantially straight chain molecular structure; (A2) 0.1 to 20 parts by weight of a polyacetal resin having branched or crosslinked molecular structure; and (B) 0.05 to 20 parts by weight of a lubricant oil keeping liquid state at 200° C.
    Type: Application
    Filed: November 28, 2005
    Publication date: June 1, 2006
    Applicant: Polyplastics Co., Ltd.,
    Inventors: Tomohiro Monma, Sachio Anada, Hiraku Iketani
  • Polyacetal resin compositions comprising boric acid
    Patent number: 6136902
    Abstract: To provide a polyacetal resin composition having an excellent corrosion inhibiting effect on metals, particularly reduced in the adverse effect on magnetic tapes or the like, and suitable for use in producing component parts of a magnetic tape cassette such as a reel hub or tape guide, 100 parts by weight of a polyacetal resin (A) is blended with 0.05 to 5 parts by weight of an antioxidant (B), 0.001 to 5 parts by weight of a specified nitrogen-containing compound (C), and 0.001 to 3 parts by weight of a boric acid compound.
    Type: Grant
    Filed: June 18, 1997
    Date of Patent: October 24, 2000
    Assignee: Polyplastics Co., Ltd.
    Inventors: Yoshihito Fukasawa, Sachio Anada
  • Polyacetal resin composition
    Patent number: 5777019
    Abstract: The present invention provides a polyacetal resin composition which provides the molded articles with an excellent mechanical strength. The polyacetal resin composition comprises:(A) 100 parts by weight of a polyacetal resin blended with(B) 3 through 200 parts by weight of a glass type inorganic filler and(C) 0.001 through 3.0 parts by weight of a boric acid compound.
    Type: Grant
    Filed: September 27, 1996
    Date of Patent: July 7, 1998
    Assignee: Polyplastics Co., Ltd.
    Inventor: Sachio Anada
  • Polyarylene sulfide resin composition
    Patent number: 5578659
    Abstract: A polyarylene sulfide resin composition having excellent metal corrosion resistance and excellent mechanical properties is composed of 100 parts by weight of a polyarylene sulfide resin; from 0.1 to 10 parts by weight of a specific metal compound the surface of which has been pretreated with a first alkoxysilane compound; from 0 to 10 parts by weight of a second alkoxysilane compound; and from 5 to 500 parts by weight of an organic filler.
    Type: Grant
    Filed: June 23, 1995
    Date of Patent: November 26, 1996
    Assignee: Polyplastics Co., Ltd.
    Inventors: Sachio Anada, Nozomu Nakagawa, Kazutomo Tokushige, Toshikatsu Nitoh