JP-2022510681-A5 -

Dates

Publication Date

20221201

Application Date

20191204

Description

This application relates to the invention described in the claims, but the disclosure of this application also includes:1. A random polymer comprising the following repeating units of structure (I), (II), (III), and (IV).[In the formula,R1It is selected from the group consisting of C1 to C4 alkyl groups,R2, R3, R5and R6It is independently selected from the group consisting of H and C1-C4 alkyl groups,R4is a C1-C4 alkyl group, and n is an integer from 0 to 5, andR7[This is an alkylene selected from C1 to C4 alkylenes.]2. The random copolymer described in 1. above, which essentially consists of repeating units of structures (I), (II), (III), and (IV).3. Each polymer chain of the random copolymer further contains a first terminal group which is the benzyl alcohol-containing portion of structure (V), wheren' is an integer and is in the range of 1 to 5;n'' is an integer and is in the range of 1 to 5;n'' is an integer and is in the range of 1 to 5;R8R is a C1-C8 alkyl group, and X is a -CN or alkyloxycarbonyl moiety.9-O-(C=O)-, where R9It is a C1-C8 alkyl, andThe random copolymer according to 1. or 2. above, wherein the bond point of the terminal group to the random copolymer is represented.4. n is 0,R2and R6However, CH3and are independently selected from the group consisting of H,R3and R5H is andR7These are C1-C3 alkylenes.A random copolymer as described in any one of items 1 to 3 above.5. R1A random copolymer according to any one of 1. to 4. above, wherein the molecule is methyl.6. R2A random copolymer according to any one of 1. to 5. above, wherein the molecule is methyl.7. R3A random copolymer according to any one of 1. to 6. above, wherein H is present.8. R5A random copolymer according to any one of 1. to 7. above, wherein H is present.9. R6A random copolymer according to any one of 1. to 8. above, wherein the molecule is methyl.10. R7A random copolymer according to any one of 1. to 9. above, wherein methylene is present.11. R1, R2and R6is methyl, R3and R5H is R7A random copolymer according to any one of 1. to 10. above, wherein is methylene and n = 0.12. A random copolymer according to any one of 3 to 11, wherein the first terminal group has structure (Va).13. A random copolymer according to any one of 3. to 12., wherein the first terminal group has structure (Vb).14. A random copolymer according to any one of 3 to 13, wherein the first terminal group has structure (Vc).15. A random copolymer according to any one of 3 to 14, wherein the first terminal group has structure (Vd).16. A random copolymer according to any one of 3 to 15, wherein each polymer chain further comprises a second terminal group selected from H and C1-C4 alkyl moieties.17. A random copolymer according to any one of 3 to 16, wherein the second terminal group is H.18. Based on the total number of moles in the total repeating units,The repeating units of structure (I) are present in a range of approximately 28 mol% to approximately 78 mol%,The repeating units of structure (II) are present in a range of approximately 5 mol% to approximately 70 mol%,The repeating units of structure (III) are present in a range of approximately 15 mol% to approximately 25 mol%,The repeating units of structure (IV) are present in the range of approximately 0.5 mol% to approximately 3 mol%,andEach of these repeating units is independently selected such that the sum of all repeating unit mol% values in the random copolymer equals 100 mol%.A random copolymer according to any one of items 1 to 17 above.19. Based on the total number of moles of all repeating units,The repeating units of structure (I) are present in a range of approximately 28 mol% to approximately 58 mol%,The repeating units of structure (II) are present in the range of approximately 20 mol% to approximately 40 mol%,The repeating units of structure (III) are present in a range of approximately 15 mol% to approximately 25 mol%,The repeating units of structure (IV) are present in the range of approximately 0.5 mol% to approximately 3 mol%, andThe total mole percent of repeating units of structures (II) and (III) is in the range of approximately 40 mol% to approximately 65 mol%, andEach of these repeating units is independently selected such that the sum of all repeating unit mol% values in the random copolymer equals 100 mol%.A random copolymer as described in any one of items 1 to 18 above.20. Based on the total number of moles of all repeating units,The repeating units of structure (I) are present in the range of approximately 35 mol% to approximately 55 mol%,The repeating units of structure (II) are present in the range of approximately 25 mol% to approximately 35 mol%,The repeating units of structure (III) are present in a range of approximately 18 mol% to approximately 22 mol%,The repeating units of structure (IV) are present in a range of approximately 1 mol% to approximately 2.5 mol%,The total mole percent of repeating units of structures (II) and (III) is in the range of approximately 40 mol%