Title:
難燃樹脂組成物、並びにそれを使用した光ファイバケーブル及び電線
Document Type and Number:
Japanese Patent JP5533693
Kind Code:
B2
Abstract:
PROBLEM TO BE SOLVED: To provide a flame retardant resin composition having excellent flame retardancy while containing no red phosphorus, and suppressing the addition amount of metal hydrates to as little as possible, and nevertheless meeting characteristics required for optical fiber cable jacket such as hardness and cold resistance.SOLUTION: The flame retardant resin composition is prepared by blending: 100 pts.wt of a base resin containing at least 40 to 80 pts.wt of a high-density polyethylene or a polypropylenic block copolymer and 60 to 20 pts.wt of a linear low-density polyethylene; 2 to 10 pts.mass of an aromatic phosphate ester as a flame retardant; and 30 to 70 pts.wt of magnesium hydroxide treated concurrently with oleic acid when being treated with vinylsilane, methacryloxysilane, or these silanes.
Inventors:
Taro Fujita
Hiroshi Hayami
Kazushige Fujimoto
Hiroshi Hayami
Kazushige Fujimoto
Application Number:
JP2011009586A
Publication Date:
June 25, 2014
Filing Date:
January 20, 2011
Export Citation:
Assignee:
Sumitomo Electric Industries, Ltd.
International Classes:
C08K5/521; C08L23/06; C08K9/06; C08L53/00; G02B6/44; H01B3/00; H01B3/44; H01B7/295
Domestic Patent References:
| JP2003043324A | ||||
| JP2002357749A | ||||
| JP2009229518A | ||||
| JP2011237559A | ||||
| JP2009091497A | ||||
| JP2004204072A | ||||
| JP2002012771A |
Foreign References:
| WO2008090880A1 |
Attorney, Agent or Firm:
Shinei Patent Office
Teruo Naito
Jun Makino
Teruo Naito
Jun Makino