Norman C Miller

US Patent:

41476867, Apr 3, 1979

Filed:

Nov 22, 1977

Appl. No.:

5/853899

Inventors:

John S. Heckles - Lancaster PA
Norman L. Miller - Lancaster PA

Assignee:

Armstrong Cork Company - Lancaster PA

International Classification:

C08K 510
C08K 504

US Classification:

260 318R

Abstract:

Smoke-suppressant polymer compositions are described comprising a polyhalocarbon resin and an organic ester of the formula ROC(O)C(O)OR' (a) wherein R and R' can be the same or different and are C. sub. 1 to C. sub. 8 alkyl, C. sub. 6 to C. sub. 12 cycloalkyl or C. sub. 1 to C. sub. 8 alkoxy-substituted C. sub. 1 to C. sub. 8 alkyl; RC(CH. sub. 2 O). sub. 3 (CH. sub. 2 CH. dbd. CH. sub. 2). sub. 3-x (OOCCH. sub. 3). sub. 3-y (b) wherein R is defined above and x and y are 1 or 2 with the proviso that x. noteq. y; [CH. sub. 3 C(O)CH. sub. 2 CH. sub. 2 C(O)O]. sub. x R" (c) wherein x is defined above and R" is C. sub. 1 to C. sub. 8 alkyl, C. sub. 6 to C. sub. 12 cycloalkyl, C. sub. 1 to C. sub.

US Patent:

40573150, Nov 8, 1977

Filed:

Aug 2, 1976

Appl. No.:

5/710617

Inventors:

Norman Jay Miller - East Petersburg PA
John Anthony Zemaitis - Tower City PA
Russell Lloyd Zimmerman - Etters PA

Assignee:

E. I. Du Pont de Nemours and Company - Wilmington DE

International Classification:

H05K 118

US Classification:

339221R

Abstract:

A round circuit board pin with an expanded mounting portion has a plurality of deformed segments alternatively spaced from each other in opposite quadrants along a length of the mounting portion. There are rows of wedge shaped voids between the segments and the voids in adjacent rows are staggered.

US Patent:

40850811, Apr 18, 1978

Filed:

Feb 4, 1977

Appl. No.:

5/765638

Inventors:

John S. Heckles - Lancaster PA
Norman L. Miller - Lancaster PA

Assignee:

Armstrong Cork Company - Lancaster PA

International Classification:

C08K 510

US Classification:

260 314R

Abstract:

Smoke-suppressant polymer compositions are described comprising a polyhalocarbon resin and an organic ester of the formula (a) ROC(O)C(O)OR' wherein R and R' can be the same or different and are C. sub. 1 to C. sub. 8 alkyl, C. sub. 6 to C. sub. 12 cycloalkyl or C. sub. 1 to C. sub. 8 alkoxy-substituted C. sub. 1 to C. sub. 8 alkyl; (b) RC(CH. sub. 2 O). sub. 3 (CH. sub. 2 CH. dbd. CH. sub. 2). sub. 3-x (C(O)CH. sub. 3). sub. 3-y wherein R is defined above and x and y are 1 or 2 with the proviso that x. noteq. y; (c) [CH. sub. 3 C(O)CH. sub. 2 CH. sub. 2 C(O)O]. sub. x R" wherein x is defined above and R" is C. sub. 1 to C. sub. 8 alkyl, C. sub. 6 to C. sub. 12 cycloalkyl, C. sub. 1 to C. sub. 8 alkoxy-substituted alkyl, C. sub. 2 to C. sub.