Title:
加硫(パー)フルオロエラストマーシール物品
Document Type and Number:
Japanese Patent JP5524233
Kind Code:
B2
Abstract:
This invention pertains to sealing articles of vulcanized (per)fluoroelastomer compositions incorporating particles of a vinylidene fluoride (VDF) polymers having a Shore A hardness of at least 85 when determined according to ASTM D 2240 Type A Durometer method, and a compression set of less than 30%, when determined according to ASTM D395 at 200° C. for 70 h on O-ring according to ASTM D1414, and to a process for their manufacture by vulcanizing-molding and thermal post-treating at a temperature above the melting point of the VDF polymer.
Inventors:
Milena Stanga
Claudia Manzoni
Giovanni Comino
Margherita Albano
Claudia Manzoni
Giovanni Comino
Margherita Albano
Application Number:
JP2011539033A
Publication Date:
June 18, 2014
Filing Date:
December 03, 2009
Export Citation:
Assignee:
Solvay Specialty Polymers Italy Esse Pi A
International Classes:
C08L27/16; C08F114/22; C08F214/22; C08J3/24; C08J5/00; C08L27/12; F16J15/10
Domestic Patent References:
| JP2007246930A | ||||
| JP11315180A | ||||
| JP2000239470A | ||||
| JP2000230096A |
Foreign References:
| US20060041069 | ||||
| US20030022997 |
Attorney, Agent or Firm:
Yasuhiko Murayama
Shinya Mitsuhiro
Shinya Mitsuhiro