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Publication Title | US4163751 THIN FILM REACTION PROCESS

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United States Patent [191 Van derMey etal.

[54] THINFILMREACTIONPROCESS

[75] Inventors: JohnE.VanderMey,Stirling,N.J.; FrankJ.Kremers,Elbridge,N.Y.

[73] Assignee: AlliedChemicalCorporation,Morris Township, Morris County, NJ.

[21] Appl.N6; 578,245

[1] 4,163,751 [45] Aug.7,1979

FOREIGN PATENT DOCUMENTS 800029 11/1968 Canada .

PrimaryExaminer-A. Siegel

Attorney, Agent, orFirm-Roger H. Criss

[57] ABSTRACT

A processisdisclosedwhichcomprisesthestepsof introducingastreamoftheorganicliquidontoaplural ityofrotatingreactingsurfaces,rotatingthereacting surfaces at a velocity such that the organic liquid is continuously formed into a thin ?lm on each reacting surface and is continuously moved as a thin ?lm towards the periphery of each reacting surface by cen trifugal force, depositing over each thin ?lm a substan tially undiluted stream of a gaseous medium, reacting the organic liquid and gaseous medium on said rotating reactingsurfaces,maintainingthepressureduringreac tion at subatmospheric levels, moving the resulting reactionproductsinaradiallyoutwarddirectionalong eachreactingsurfaceandcollectingsaidreactionprod uct.An apparatusforcarryingoutsuchprocessisalso disclosed. '

6Claims,1DrawingFigure

[22]

[62]

[51] [52]

[58] [56]

Filed: May16,1975

RelatedUS. ApplicationData

DivisionofSer.No.387,844,Aug.13,I973,Pat.No. 3,902,857.

Int.(21.2..c07c 141/00 US.Cl...260/457;260/458R; 260/459 R; 260/460; 260/504 R; 260/505 K;

260/505 E; 260/505 S; 260/512 R; 260/512 C; 260/513 T; 260/458 C FieldofSearch..260/513T,505R,457, 260/458, 459 R, 504 R, 512 R

ReferencesCited U.S.PATENT DOCUMENTS

3,535,339 10/1970 Beyercta1...260/513T

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