Abstract:
A method for preparing a compound and a method for preparing a polymer employing the same are provided. The method for preparing a compound includes reacting a compound having a structure represented by Formula (I) with a compound having a structure represented by Formula (III) in the presence of a compound having a structure represented by Formula (II) to obtain a compound having a structure represented by Formula (IV) wherein Ar1 is substituted or unsubstituted aryl group; X is —O—, —S—, or —NH—; R1 is independently hydrogen or C1-6 alkyl group; R2 is hydroxyl group, C1-6 alkyl group, phenyl group, or tolyl group; and R3 is independently C1-6 alkyl group, C5-8 cycloalkyl group, or C2-6 alkoxyalkyl group.
Abstract:
A thin film is provided, which includes a polymer formed by reacting (a) p-hydroxybenzoic acid, (b) 6-hydroxy 2-naphthoic acid and (c) branched-monomer. (c) branched-monomer is or a combination thereof, wherein R is aryl group, heteroaryl group, or cycloalkyl group, and each of R1 is independently —OH, —NH2, or —COOH. The molar ratio of (a) p-hydroxybenzoic acid over (b) 6-hydroxy 2-naphthoic acid is between 50:50 and 90:10. The molar ratio of (c) branched-monomer over the sum of (a) p-hydroxybenzoic acid and (b) 6-hydroxy 2-naphthoic acid is between 0.25:100 and 0.5:100. The polymer has an intrinsic viscosity of 4 dL/g to 6 dL/g.
Abstract:
A polymer is provided. The polymer has a repeating unit having a structure represented by Formula (I) or Formula (II) wherein Ar1 and Ar2 can be substituted or unsubstituted aryl diradical; Y− can be R2SO3− or ClO4−; R1 can be C1-6 alkyl; Ar1 and Ar2 are different; and, R2 can be C1-6 alkyl, substituted or unsubstituted aromatic ring, or C1-6 haloalkyl.
Abstract:
The disclosure provides a masterbatch, a method for fabricating the same and a film formed from the masterbatch. The masterbatch includes a product prepared from a composition via polymerization and granulation. The composition includes: terephthalic acid; and a silicon dioxide dispersion, wherein the silicon dioxide dispersion includes surface-modified silicon dioxide particles disposed within ethylene glycol, and the surface-modified silicon dioxide particle has first functional groups and second functional groups bonded on the surface of the silicon dioxide particles, wherein the first functional groups have a structure represented by and the second functional groups include a C1-8 haloalkyl functional group, C1-8 alkoxy functional group, C1-8 aminoalkyl functional group, C2-8 alkenyl group, or epoxy group, R1 is hydrogen or a C1-3 alkyl functional group, and n is 1-4.
Abstract:
An alkoxy amine compound is provided, which has a chemical structure of: wherein each of R1 is independently H, C1-6 alkyl group, or C1-6 alkoxy group; R2 is C1-6 alkyl group, R3 is —(CxH2x)—OH or —(CxH2x+1), and x is 1 to 8; R4 is H or C1-6 alkyl group; R5 is and R6 is H or C1-8 alkyl group; R7 is H or C1-6 alkyl group, R8 is Ini is a residual group of a radical initiator; and n is an integer of 1 to 10000.
Abstract:
A polyester elastomer is provided, which includes a product of reacting (a) amide oligomer, (b) polyalkylene glycol, and (c) poly(alkylene arylate). (a) Amide oligomer has a chemical structure of or a combination thereof, wherein R1 is C4-8 alkylene group, R2 is C4-8 alkylene group, and each of x is independently an integer of 10 to 20. (b) Polyalkylene glycol has a chemical structure of wherein R3 is C2-10 alkylene group, and y is an integer of 20 to 30. (c) Poly(alkylene arylate) has a chemical structure of or a combination thereof, wherein Ar is R4 is C2-6 alkylene group, and z is an integer of 1 to 10.
Abstract:
The disclosure provides a polyester composition and a polyester article. According to an embodiment, the polyester composition includes a polyester and a branched monomer. The branched monomer has a structure represented by formula (I) or formula (II): wherein R is independently hydrogen, fluorine, chlorine, bromine, or C1-6 alkyl.
Abstract:
An elastomer is provided, which is a product of reacting C4-12 lactam, poly(C2-4 alkylene glycol), C4-12 diacid, and multi-ester aliphatic monomer. The C4-12 lactam and the poly(C2-4 alkylene glycol) have a weight ratio of 20:80 to 80:20. The total weight of the C4-12 lactam and the poly(C2-4 alkylene glycol) and the weight of the C4-12 diacid have a ratio of 100:0.5 to 100:10. The total weight of the C4-12 lactam and the poly(C2-4 alkylene glycol) and the weight of the multi-ester aliphatic monomer have a ratio of 100:0.01 to 100:5.
Abstract:
A method for preparing a polymer is provided. The method for preparing a polymer includes subjecting at least one monomer having a structure represented by Formula (I) to a reaction in the presence of sulfonic acid, diphenyl amine, and oxygen-containing phosphide, obtaining a sulfonium salt polymer wherein x is 0, 1, or 2; R1 is C1-6 alkyl group; and R2 is independently hydrogen, or C1-6 alkyl group. In particular, the molar ratio of the diphenyl amine to the oxygen-containing phosphide is from 4:1 to 1:1.
Abstract:
A polymer is provided, which has blocks of A-B, wherein the block A has a structure of and the block B has a structure of Each of R1 is independently H or methyl group, R2 is Each of R3 is independently —C(O)OH, —C(O)NHR6NR7R8, —C(O)OR6NR7R8, or —C(O)OR9, wherein R6 is C1-5 alkylene group, R7 and R8 are independently H, C1-9 alkyl group, C6-9 aryl group, or C7-9 alkylaryl group. R9 is C1-10 alkyl group, C1-20 hydroxyalkyl group or alkyl ester group. R4 is C1-12 alkylene group, C6-12 arylene group, or C7-12 alkylarylene group. R5 is H or C1-4 alkyl group. Ar is wherein X is H, halogen, alkyl group, or aryl group.