Color changeable materials can be incorporated into adhesive materials while maintaining the efficacy and stability of the indicator. The indicators provide simple, reliable, and cost effective detection means for detecting ammonia and carbon dioxide, and may find use in applications such as food packaging and medical applications.

Color changeable materials can be incorporated into adhesive materials while maintaining the efficacy and stability of the indicator. The indicators provide simple, reliable, and cost effective detection means for detecting ammonia and carbon dioxide, and may find use in applications such as food packaging and medical applications.

An object of the present invention is to provide a colored photosensitive resin composition capable of forming a color filter having a higher brightness than that of the color filter formed from the conventionally known colored photosensitive resin composition. The colored photosensitive resin composition according to the present invention comprises a colorant, a resin, a polymerizable compound, and a polymerization initiator, the colorant comprising a compound represented by formula (1) and an ?-type and/or ?-type copper phthalocyanine pigment, ##STR00001##
wherein M.sup.r+ represents an r-valent metal ion; k represents the sum of the number of SO.sub.3.sup.? and the number of SO.sub.2N.sup.?SO.sub.2R.sup.f in the compound represented by formula (1); r represents an integer of 1 or more; R.sup.f represents a fluoroalkyl group having 1 to 12 carbon atoms; and the compound represented by formula (1) has at least one SO.sub.3.sup.? or SO.sub.2N.sup.?SO.sub.2R.sup.f.

An object of the present invention is to provide a colored photosensitive resin composition capable of forming a color filter having a higher brightness than that of the color filter formed from the conventionally known colored photosensitive resin composition. The colored photosensitive resin composition according to the present invention comprises a colorant, a resin, a polymerizable compound, and a polymerization initiator, the colorant comprising a compound represented by formula (1) and an ?-type and/or ?-type copper phthalocyanine pigment, ##STR00001##
wherein M.sup.r+ represents an r-valent metal ion; k represents the sum of the number of SO.sub.3.sup.? and the number of SO.sub.2N.sup.?SO.sub.2R.sup.f in the compound represented by formula (1); r represents an integer of 1 or more; R.sup.f represents a fluoroalkyl group having 1 to 12 carbon atoms; and the compound represented by formula (1) has at least one SO.sub.3.sup.? or SO.sub.2N.sup.?SO.sub.2R.sup.f.

The invention discloses an environment-friendly leuco dye vegetable oil solvent, prepared from the following components by mass percent: 10-40% of component A, 40-750% of component B and 10-20% of methyl chloride, and the sum of the mass percentage of the above components being 100%. The component A is vegetable oil or vegetable oil methyl ester, and the component B is epoxy vegetable oil or epoxy methyl ester.

The present disclosure provides a laundry care composition having at least one laundry care ingredient and at least one leuco composition conforming to Formula (I):

Ar.sup.1Ar.sup.2Ar.sup.3CH(I)

wherein Ar.sup.2 and Ar.sup.3 are independently a carbocyclic aryl or heteroaryl, and Ar.sup.1 is selected from the group consisting of: unsubstituted phenyl, electron deficient carbocyclic aryl, and heteroaryl. The present disclosure also provides a method of determining an authentic laundry care composition and test kits for detecting authentic laundry care compositions.

The present disclosure provides a laundry care composition having at least one laundry care ingredient and at least one leuco composition conforming to Formula (I):

Ar.sup.1Ar.sup.2Ar.sup.3CH(I)

wherein Ar.sup.2 and Ar.sup.3 are independently a carbocyclic aryl or heteroaryl, and Ar.sup.1 is selected from the group consisting of: unsubstituted phenyl, electron deficient carbocyclic aryl, and heteroaryl. The present disclosure also provides a method of determining an authentic laundry care composition and test kits for detecting authentic laundry care compositions.

The present disclosure provides composition having at least one leuco composition conforming to Formula (I):

Ar.sup.1Ar.sup.2Ar.sup.3CH(I)

wherein Ar.sup.2 and Ar.sup.3 are independently a carbocyclic aryl or heteroaryl, and Ar.sup.1 is selected from the group consisting of: unsubstituted phenyl, electron deficient carbocyclic aryl, and heteroaryl. The present disclosure also provides a method of detecting an authentic composition and test kits for detecting authentic compositions.

The present disclosure provides composition having at least one leuco composition conforming to Formula (I):

Ar.sup.1Ar.sup.2Ar.sup.3CH(I)

wherein Ar.sup.2 and Ar.sup.3 are independently a carbocyclic aryl or heteroaryl, and Ar.sup.1 is selected from the group consisting of: unsubstituted phenyl, electron deficient carbocyclic aryl, and heteroaryl. The present disclosure also provides a method of detecting an authentic composition and test kits for detecting authentic compositions.

Compounds useful as fluorescent or colored dyes are disclosed. The compounds have the following structure (I):

##STR00001##

or a stercoisomer, tantomer or salt thereof, wherein R.sup.1, R.sup.2, R.sup.3, R.sup.4, R.sup.5, L.sup.1, L.sup.2, L.sup.3, L.sup.4, M, m and n are as defined herein. Methods associated with preparation and use of such compounds are also provided.