CA834209A - Benzo-beta-naphthoisospiropyrans and compositions comprising same - Google Patents

Benzo-beta-naphthoisospiropyrans and compositions comprising same

Info

Publication number
CA834209A
CA834209A CA834209A CA834209DA CA834209A CA 834209 A CA834209 A CA 834209A CA 834209 A CA834209 A CA 834209A CA 834209D A CA834209D A CA 834209DA CA 834209 A CA834209 A CA 834209A
Authority
CA
Canada
Prior art keywords
naphthoisospiropyrans
benzo
beta
compositions
same
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired
Application number
CA834209A
Inventor
E. G. Taylor John
B. Mcquain David
E. Fox Richard
D. Thomson Francis
E. Bowman Richard
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
National Cash Register Co
Original Assignee
National Cash Register Co
Publication date
Application granted granted Critical
Publication of CA834209A publication Critical patent/CA834209A/en
Expired legal-status Critical Current

Links

CA834209A Benzo-beta-naphthoisospiropyrans and compositions comprising same Expired CA834209A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA834209T

Publications (1)

Publication Number Publication Date
CA834209A true CA834209A (en) 1970-02-10

Family

ID=36311664

Family Applications (1)

Application Number Title Priority Date Filing Date
CA834209A Expired CA834209A (en) Benzo-beta-naphthoisospiropyrans and compositions comprising same

Country Status (1)

Country Link
CA (1) CA834209A (en)

Similar Documents

Publication Publication Date Title
AU458407B2 (en) Homogeneous polyolefin and arylvinyl-polymer-based compositions
AU3040571A (en) Novel processes and compositions
AU448307B2 (en) Flavoring compositions and processes
AU1314370A (en) Gas-releasable and foamable compositions
AU469517B2 (en) Antibiotic agent and compositions
CA966007A (en) Flavoring processes and compositions
CA936092A (en) Slimicidal composition and its use
CA978956A (en) Oxycyclic flavoring compositions and processes
CA936093A (en) Synergistic composition and its use
AU2414271A (en) Herbicidal compositions and methods
AU3132071A (en) Process and compositions
AU465620B2 (en) Novel 2-benzylphenols and compositions containing them
AU3040771A (en) Compositions and process
CA834209A (en) Benzo-beta-naphthoisospiropyrans and compositions comprising same
AU2428071A (en) Compositions
CA855794A (en) Polyimides and compositions thereof
CA972103A (en) Concrete-curing and antispalling compositions
AU3263271A (en) Compositions and processes
CA932269A (en) Gas-releasable and foamable compositions
AU456918B2 (en) Nitrofurin derivatives and compositions containing them
CA827702A (en) Nitroalkyl-n-phenylcarbamates and anti-microbic compositions
CA852227A (en) Compositions and process
CA812854A (en) Ketoamines and compositions thereof
CA846845A (en) O-iodo-phenylcarbamates and fungicidal compositions
CA834145A (en) Germaniding and tiniding