UV absorber mixture with affinity for textile fiber

Abstract

A method comprising applying a composition to a textile material with a composition comprising (A) from 10 to 90% by weight of at least one C 6 - to C 18 -alkyl ester or C 5 - to C 8 -cycloalkyl ester of 2-cyano-3,3-diphenylacrylic acid and (B) from 90 to 10% by weight of at least one compound which has at least one UV absorption maximum in the range from 280 nm to 450 nm and is different from compound (A) to thereby obtain an impregnated textile material comprising the composition.

1 - 16 . (canceled)  
   
   
       17 . A method, comprising: 
 applying a composition to a textile material the composition comprising    (A) from 10 to 90% by weight of at least one C 6 - to C 18 -alkyl ester or C 5 - to C 8 -cycloalkyl ester of 2-cyano-3,3-diphenylacrylic acid and    (B) from 90 to 10% by weight of at least one compound which has at least one UV absorption maximum in the range from 280 nm to 450 nm and is different from compound (A).    
   
   
       18 . The method as claimed in  claim 17 , wherein the composition is applied to the textile material during textile finishing, laundering, laundry pretreatment, laundry after-treatment or a combination thereof.  
   
   
       19 . The method as claimed in  claim 17 , wherein the textile material is a cellulosic textile material.  
   
   
       20 . The method as claimed in  claim 17 , wherein the composition comprises: 
 from 30 to 70% by weight of at least one compound (A) and    from 70 to 30% by weight of at least one compound (B).    
   
   
       21 . The method as claimed in  claim 17 , wherein compound (B) has at least one UV absorption maximum in the range from 330 nm to 380 nm.  
   
   
       22 . The method as claimed in  claim 17 , wherein compound (B) has at least one UV absorption maximum in the range from 280 nm to 315 nm with an E 1   1  value of at least 200 and at least one UV absorption maximum in the range from 315 nm to 400 nm with an E 1   1  value of at least 200.  
   
   
       23 . The method as claimed in  claim 17 , wherein compound (A) and compound (B) are capable of forming a homogeneous liquid phase in a temperature range of from 10° C. to 35° C. without the addition of a solvent or a diluent.  
   
   
       24 . The method as claimed in  claim 17 , wherein compound (B) has an n-octanol/water partition coefficient log P of at least 1.9.  
   
   
       25 . The method as claimed in  claim 17 , wherein compound (B) is selected from the group consisting of phenylbenzotriazoles, dibenzoylmethanes, esters of p-aminobenzoic acid, esters of cinnamic acid, esters of salicylic acid, nitrogen-free 2-hydroxybenzophenones, phenylbenzimidazoles, acrylates that are different from said compounds (A), diarylbutadienes, amino-substituted hydroxybenzophenones, triazines, and combinations thereof.  
   
   
       26 . A method comprising 
 covering human skin with a textile material, wherein said textile material is obtained by applying to the textile material a composition comprising    (A) from 10 to 90% by weight of at least one C 6 - to C 18 -alkyl ester or C 5 - to C 8 -cycloalkyl ester of 2-cyano-3,3-diphenylacrylic acid and    (B) from 90 to 10% by weight of at least one compound which has at least one UV absorption maximum in the range from 280 nm to 450 nm and is different from said compound (A).    
   
   
       27 . The method as claimed in  claim 26  wherein the applying of the composition to the textile material occurs during textile finishing, laundering, laundry pretreatment, laundry after-treatment or a combination thereof.  
   
   
       28 . The method of  claim 26 , wherein the textile material is a cellulosic textile material.  
   
   
       29 . The method of  claim 26 , wherein the composition comprises 
 from 30 to 70% by weight of at least one compound (A) and    from 70 to 30% by weight of at least one compound (B).    
   
   
       30 . The method of  claim 26 , wherein compound (B) has at least one UV absorption maximum in the range from 330 nm to 380 nm.  
   
   
       31 . The method as claimed in  claim 26 , wherein compound (B) has at least one UV absorption maximum in the range from 280 nm to 315 nm with an E 1   1  value of at least 200 and at least one UV absorption maximum in the range from 315 nm to 400 nm with an E 1   1  value of at least 200.  
   
   
       32 . The method of  claim 26 , wherein compound (A) and compound (B) are capable of forming a homogeneous liquid phase in a temperature range of from 10° C. to 35° C. without the addition of a solvent or a diluent.  
   
   
       33 . The method as claimed in  claim 26 , wherein compound (B) has an n-octanol/water partition coefficient log P of at least 1.9.  
   
   
       34 . The method of  claim 26 , wherein compound (B) is selected from the group consisting of phenylbenzotriazoles, dibenzoylmethanes, esters of p-aminobenzoic acid, esters of cinnamic acid, esters of salicylic acid, nitrogen-free 2-hydroxybenzophenones, phenylbenzimidazoles, acrylates that are different from said compounds (A), diarylbutadienes, amino-substituted hydroxybenzophenones, triazines, and combinations thereof.  
   
   
       35 . The method of  claim 26 , wherein the composition comprises a UV absorber selected from the group consisting of diarylbutadienes, amino-substituted hydroxybenzophenones, and combinations thereof.  
   
   
       36 . A laundry detergent comprising from 0.01 to 40 wt % by weight of a composition comprising 
 (A) from 10 to 90% by weight of at least one C 6 - to C 18 -alkyl ester or C 5 - to C 8 -cycloalkyl ester of 2-cyano-3,3-diphenylacrylic acid and    (B) from 90 to 10% by weight of at least one compound which has at least one UV absorption maximum in the range from 280 nm to 450 nm and is different from said compound (A), and    (C) optionally, one or more customary ingredients.    
   
   
       37 . The laundry detergent of  claim 36 , wherein the detergent comprises from 0.01 to 20 wt. % of the composition.  
   
   
       38 . The laundry detergent claimed in  claim 36 , further comprising from 1 to 50% by weight of one or more cationic surfactants selected from the group consisting of diesterammonium salts, quaternary tetraalkylammonium salts, quaternary diamidoammonium salts, amidoamino esters, imidazolines, and combinations thereof.  
   
   
       39 . A textile material obtained by the process as claimed in  claim 17.