Polydentate phosphonium salts useful in treating glass and capil

Details Polydentate phosphonium salts useful in treating glass and capil Polydentate phosphonium salts useful in treating glass and capil

1979-09-10

1981-09-15

Sneed, Helen M. S.

Coating processes

Interior of hollow article coating

260440, 260446, 568 10, C07F 954, B01D 5304, B01D 1508

Patent

active

042898099

ABSTRACT:
Polydentate phosphonium salts, prepared by reacting a polydentate phosphine containing two or more trivalent phosphorous atoms with various mono or difunctional organic halides, are effective agents for treating glass and specifically glass capillary chromatographic columns.

REFERENCES:
patent: 2865964 (1958-12-01), Dornfeld et al.
patent: 2867665 (1959-01-01), Dornfeld
patent: 3322861 (1967-05-01), Gillham et al.
patent: 3334145 (1967-08-01), Grisley
patent: 3341605 (1967-09-01), Grisley
patent: 3364107 (1968-01-01), Berenson et al.
patent: 3506577 (1970-04-01), Berenson et al.

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