Fluorene-based alternating polymers containing acetylene group a

Details Fluorene-based alternating polymers containing acetylene group a Fluorene-based alternating polymers containing acetylene group a

1997-12-16

1999-03-02

Nold, Charles

Stock material or miscellaneous articles

Composite

Of inorganic material

428691, 428917, 313504, H05B 3300

Patent

active

058768645

ABSTRACT:
The present invention relates to a fluorene-based alternating polymer having the following formula (I) to be used as light emitting materials of electroluminescent elements, and further relates to electroluminescent elements having an anode/luminescent layer/cathode structure, in which the fluorene-based alternating polymer is used as light emitting materials of the luminescent layer, or having a transporting and/or reflection layer added thereto, if necessary. ##STR1## wherein R, R', X, Ar and n are defined as above.

REFERENCES:
patent: 5077142 (1991-12-01), Sakon et al.

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