Polyol or polythiol compound, preparation method therefor, transparent polyurethane-based resin prepared therefrom, and optical body

Abstract

The present invention relates to a novel polyol or polythiol having three or more functional groups, a preparation method there for, and an optical body manufactured therefrom. Especially, the present invention relates to a poly(thio)urethane-based resin and an optical body, such as lenses, manufactured using the resin, wherein the poly(thio)urethane-based resin is prepared by obtaining a novel polyol and then combining a polythiol, which is prepared from the obtained polyol, with a polyiso(thio)cyanate.

1 - 23 . (canceled) 
     
     
         24 . A polyol or polythiol compound or an isomer thereof, the polyol or polythiol compound having at least three functional groups and represented by Formula (a) or (b): 
       
         
           
           
               
               
           
         
         (where Y is an oxygen atom or a sulfur atom; 
         Ra is a lower alkyl group; 
         i) for the polyol, Rb is —CH 2 CH(OH)CH 2 F, —CH 2 CH(OH)CH 2 Cl, —CH 2 CH(OH)CH 2 Br, —CH 2 CH(OH)CH 2 I, 
         —CH 2 CH(OH)CH 2 SCH 2 CH(OH)CH 2 SCH 2 CH(OH)CH 3 , 
         —CH 2 CH(OH)CH 2 SCH 2 CH(OH)CH 2 SCH(CH 3 )CH 2 OH, 
         —CH 2 CH(OH)CH 2 SCH 2 CH(OH)CH 3 , 
         —CH 2 CH(OH)CH 2 SCH(CH 3 )CH 2 OH, 
         —CH 2 CH(OH)CH 2 SCH 2 CH(OH)CH 2 CH 3 , 
         —CH 2 CH(OH)CH 2 SCH(CH 2 CH 3 )CH 2 OH, 
         —CH 2 CH(OH)CH 2 SCH 2 CH(OH)CH 2 SCH 2 CH(OH)CH 2 CH 3 , or 
         —CH 2 CH(OH)CH 2 SCH 2 CH(OH)CH 2 SCH(CH 2 CH 3 )CH 2 OH; 
         ii) for the polythiol, Rb is —CH(CH 2 SH)CH 2 SH, 
         —CH 2 CH(CH 2 SH)SCH(CH 3 )CH 2 SH, —CH 2 CH(CH 2 SH)SCH 2 CH(CH 3 )SH, 
         —CH(CH 2 SH)CH 2 SCH(CH 3 )CH 2 SH, —CH(CH 2 SH)CH 2 SCH 2 CH(CH 3 )SH, 
         —CH 2 CH(CH 2 SH)SCH(CH 2 CH 3 )CH 2 SH, 
         —CH 2 CH(CH 2 SH)SCH 2 CH(CH 2 CH 3 )SH, 
         —CH(CH 2 SH)CH 2 SCH(CH 2 CH 3 )CH 2 SH, 
         —CH(CH 2 SH)CH 2 SCH 2 CH(CH 2 CH 3 )SH, 
         —CH(CH 2 SH)CH 2 SCH 2 CH(CH 2 SH)SCH(CH 3 )CH 2 SH, 
         —CH(CH 2 SH)CH 2 SCH 2 CH(CH 2 SH)SCH 2 CH(CH 3 )SH, 
         —CH(CH 2 SH)CH 2 SCH(CH 2 SH)CH 2 SCH(CH 3 )CH 2 SH, 
         —CH(CH 2 SH)CH 2 SCH(CH 2 SH)CH 2 SCH 2 CH(CH 3 )SH, 
         —CH 2 CH(CH 2 SH)SCH 2 CH(CH 2 SH)SCH(CH 3 )CH 2 SH, 
         —CH 2 CH(CH 2 SH)SCH 2 CH(CH 2 SH)SCH 2 CH(CH 3 )SH, 
         —CH 2 CH(CH 2 SH)SCH(CH 2 SH)CH 2 SCH(CH 3 )CH 2 SH, 
         —CH 2 CH(CH 2 SH)SCH(CH 2 SH)CH 2 SCH 2 CH(CH 3 )SH, 
         —CH(CH 2 SH)CH 2 SCH 2 CH(CH 2 SH)SCH(CH 2 CH 3 )CH 2 SH, 
         —CH(CH 2 SH)CH 2 SCH 2 CH(CH 2 SH)SCH 2 CH(CH 2 CH 3 )SH, 
         —CH(CH 2 SH)CH 2 SCH(CH 2 SH)CH 2 SCH(CH 2 CH 3 )CH 2 SH, 
         —CH(CH 2 SH)CH 2 SCH(CH 2 SH)CH 2 SCH 2 CH(CH 2 CH 3 )SH, 
         —CH 2 CH(CH 2 SH)SCH 2 CH(CH 2 SH)SCH(CH 2 CH 3 )CH 2 SH, 
         —CH 2 CH(CH 2 SH)SCH 2 CH(CH 2 SH)SCH 2 CH(CH 2 CH 3 )SH, 
         —CH 2 CH(CH 2 SH)SCH(CH 2 SH)CH 2 SCH(CH 2 CH 3 )CH 2 SH, or 
         —CH 2 CH(CH 2 SH)SCH(CH 2 SH)CH 2 SCH 2 CH(CH 2 CH 3 )SH). 
       
     
     
         25 . The polyol compound according to  claim 24 , as represented by Formula (a) or (b), wherein Y is an oxygen atom; Ra is a methyl or ethyl group; and Rb is one substituent selected from the group consisting of the following substituents:
 —CH 2 CH(OH)CH 2 F, —CH 2 CH(OH)CH 2 Cl, —CH 2 CH(OH)CH 2 Br, —CH 2 CH(OH)CH 2 I,   —CH 2 CH(OH)CH 2 SCH 2 CH(OH)CH 2 SCH 2 CH(OH)CH 3 ,   —CH 2 CH(OH)CH 2 SCH 2 CH(OH)CH 2 SCH(CH 3 )CH 2 OH,   —CH 2 CH(OH)CH 2 SCH 2 CH(OH)CH 3 ,   —CH 2 CH(OH)CH 2 SCH(CH 3 )CH 2 OH,   —CH 2 CH(OH)CH 2 SCH 2 CH(OH)CH 2 CH 3 ,   —CH 2 CH(OH)CH 2 SCH(CH 2 CH 3 )CH 2 OH,   —CH 2 CH(OH)CH 2 SCH 2 CH(OH)CH 2 SCH 2 CH(OH)CH 2 CH 3 , and   —CH 2 CH(OH)CH 2 SCH 2 CH(OH)CH 2 SCH(CH 2 CH 3 )CH 2 OH.   
     
     
         26 . The polythiol compound according to  claim 24 , as represented by Formula (a) or (b), wherein Y is a sulfur atom; Ra is a methyl or ethyl group; and Rb is one substituent selected from the group consisting of the following substituents:
 —CH(CH 2 SH)CH 2 SH, —CH 2 CH(CH 2 SH)SCH(CH 3 )CH 2 SH,   —CH 2 CH(CH 2 SH)SCH 2 CH(CH 3 )SH, —CH(CH 2 SH)CH 2 SCH(CH 3 )CH 2 SH,   —CH(CH 2 SH)CH 2 SCH 2 CH(CH 3 )SH,   —CH 2 CH(CH 2 SH)SCH(CH 2 CH 3 )CH 2 SH,   —CH 2 CH(CH 2 SH)SCH 2 CH(CH 2 CH 3 )SH,   —CH(CH 2 SH)CH 2 SCH(CH 2 CH 3 )CH 2 SH,   —CH(CH 2 SH)CH 2 SCH 2 CH(CH 2 CH 3 )SH,   —CH(CH 2 SH)CH 2 SCH 2 CH(CH 2 SH)SCH(CH 3 )CH 2 SH,   —CH(CH 2 SH)CH 2 SCH 2 CH(CH 2 SH)SCH 2 CH(CH 3 )SH,   —CH(CH 2 SH)CH 2 SCH(CH 2 SH)CH 2 SCH(CH 3 )CH 2 SH,   —CH(CH 2 SH)CH 2 SCH(CH 2 SH)CH 2 SCH 2 CH(CH 3 )SH,   —CH 2 CH(CH 2 SH)SCH 2 CH(CH 2 SH)SCH(CH 3 )CH 2 SH,   —CH 2 CH(CH 2 SH)SCH 2 CH(CH 2 SH)SCH 2 CH(CH 3 )SH,   —CH 2 CH(CH 2 SH)SCH(CH 2 SH)CH 2 SCH(CH 3 )CH 2 SH,   —CH 2 CH(CH 2 SH)SCH(CH 2 SH)CH 2 SCH 2 CH(CH 3 )SH,   —CH(CH 2 SH)CH 2 SCH 2 CH(CH 2 SH)SCH(CH 2 CH 3 )CH 2 SH,   —CH(CH 2 SH)CH 2 SCH 2 CH(CH 2 SH)SCH 2 CH(CH 2 CH 3 )SH,   —CH(CH 2 SH)CH 2 SCH(CH 2 SH)CH 2 SCH(CH 2 CH 3 )CH 2 SH,   —CH(CH 2 SH)CH 2 SCH(CH 2 SH)CH 2 SCH 2 CH(CH 2 CH 3 )SH,   —CH 2 CH(CH 2 SH)SCH 2 CH(CH 2 SH)SCH(CH 2 CH 3 )CH 2 SH,   —CH 2 CH(CH 2 SH)SCH 2 CH(CH 2 SH)SCH 2 CH(CH 2 CH 3 )SH,   —CH 2 CH(CH 2 SH)SCH(CH 2 SH)CH 2 SCH(CH 2 CH 3 )CH 2 SH, and   —CH 2 CH(CH 2 SH)SCH(CH 2 SH)CH 2 SCH 2 CH(CH 2 CH 3 )SH.   
     
     
         27 . A poly(thio)urethane resin composition comprising the polythiol compound having at least three functional groups according to  claim 24  and a polyisocyanate. 
     
     
         28 . A poly(thio)urethane resin composition comprising the polythiol compound having at least three functional groups according to  claim 26  and a polyisocyanate. 
     
     
         29 . The poly(thio)urethane resin composition according to  claim 27 , wherein a mole ratio (NCO/SH) of a functional group (—NCO) of the polyisocyanate to a functional group (—SH) of the polythiol compound is in the range of 0.8 to 1.3. 
     
     
         30 . The poly(thio)urethane resin composition according to  claim 28 , wherein a mole ratio (NCO/SH) of a functional group (—NCO) of the polyisocyanate to a functional group (—SH) of the polythiol compound is in the range of 0.8 to 1.3. 
     
     
         31 . The poly(thio)urethane resin composition according to  claim 27 , the poly(thio)urethane resin composition is used as a plastic optical body. 
     
     
         32 . The poly(thio)urethane resin composition according to  claim 28 , the poly(thio)urethane resin composition is used as a plastic optical body. 
     
     
         33 . The poly(thio)urethane resin composition according to  claim 29 , the poly(thio)urethane resin composition is used as a plastic optical body. 
     
     
         34 . The poly(thio)urethane resin composition according to  claim 30 , the poly(thio)urethane resin composition is used as a plastic optical body. 
     
     
         35 . The poly(thio)urethane-based plastic optical body according to  claim 33 , wherein the plastic optical body is optical glasses or an optical lens. 
     
     
         36 . The poly(thio)urethane-based plastic optical body according to  claim 34 , wherein the plastic optical body is optical glasses or an optical lens.