(19)
(11) EP 0 461 641 A3

(12) EUROPEAN PATENT APPLICATION

(88) Date of publication A3:
09.02.1994 Bulletin 1994/06

(43) Date of publication A2:
18.12.1991 Bulletin 1991/51

(21) Application number: 91109659.2

(22) Date of filing: 12.06.1991
(51) International Patent Classification (IPC)5H01R 13/533, H01B 3/28
(84) Designated Contracting States:
DE FR GB IT SE

(30) Priority: 13.06.1990 US 538346

(71) Applicant: MATRIX SCIENCE CORPORATION
Torrance, California 90503 (US)

(72) Inventors:
  • Abtahi, Sal
    Glendale, California 91203 (US)
  • Sherman, Robert Wilson
    Montclair, California 91763 (US)

(74) Representative: Klunker . Schmitt-Nilson . Hirsch 
Winzererstrasse 106
80797 München
80797 München (DE)


(56) References cited: : 
   
       


    (54) Compositions and methods for fabricating solvent resistant connectors


    (57) Compositions useful for fabricating grommets (36,116) of both the plug (30) and the receptacle inserts of a connector (10,100) resistant to solvents having a Shore A hardness of about 50 - 60 and about 65 - 75, respectively, comprises a mixture of halogenated (e.g. chlorinated) polyolefins and/or olefins, an activator, a release agent, a plasticizer, preferably a vulcanizer, preferably a cross-linking agent, optionally a filler, preferably a colorant or optionally a whitener. In addition, compositions useful for fabricating the socket (112) of the receptacle insert (108) of the connector resistant to solvents and with a Shore A hardness of about 65 - 75 comprises a mixture of halogenated (e.g. tetrafluoroethylene/propylene) olefins and/or olefins, an accelerator, a vulcanizer, a release agent, a processing aid agent, preferably a filler, preferably a colorant or optionally a whitener. Connectors are resistant to solvents commonly used in military and commercial aircraft operation when their grommets and sockets are fabricated from compositions as described above.







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