Polymer films for detecting chemical substances

Details Polymer films for detecting chemical substances Polymer films for detecting chemical substances

1993-11-15

1997-09-09

Schofer, Joseph L.

Synthetic resins or natural rubbers -- part of the class 520 ser

Synthetic resins

Polymers from only ethylenic monomers or processes of...

5263285, 526273, 5263292, 526309, 526330, 526304, 5263295, 526266, 526320, 5263471, 526334, 73 6144, C08F22010

Patent

active

056658443

ABSTRACT:
The present invention pertains to a film for detecting chemical substances comprising a homopolymer or a copolymer having recurring units represented by the following formula (I): ##STR1## wherein X is --H, --F, --Cl, --Br, --CH.sub.3, --CF.sub.3, --CN or --CH.sub.2 CH.sub.3 ; and R.sup.1 is --R.sup.2 or --Z--R.sup.2 ;

REFERENCES:
patent: 5015843 (1991-05-01), Seitz et al.
patent: 5194540 (1993-03-01), Yamamoto et al.
patent: 5298741 (1994-03-01), Walter et al.
"Oxygen-Barrier Polymer Film for Packaging" Harrison et al EP518647-92-12-16 Abstract pp. 22-24 (In House Computer).
"Oxygen Barrier Polymer Film for Packaging" Harrison et al EP518646-92-12-16 Abstract pp. 24-27 (In House Computer).
English Abstract, JP-OS-No. 74485.
English Abstract, JP-OS-No. 96846.
English Abstract, JP-OS-No. 96847.
Brown et al., AIAA Paper No. 74-114, "Joint Conference on Sensing of Environmental Pollutants".
English Abstract, JP-OS-No. 238746.
English Abstract, JP-OS-No. 47531.

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