Furan-modified compound and oligomer
AssigneeIndustrial Technology Research Institute
InventorsKuei-Yi Chuang, Kuo-Chan Chiou, Feng-Po Tseng
Life of this patent
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Abstract
The invention provides a furan-modified compound or oligomer. The compound has a structure represented by Formula I: When formula I represents a compound, x is an integer of 1˜5; A including a group formed of ketone, amido, imide, imido, phenyl ether or enol ether group; G is a direct bond, —O—, —N—, —Ar—NH—(CH2)b—, —Ar—O—(CH2)b—, —Ar—O—(CH2)a—NH—(CH2)b—, —(CH2)a—NH—(CH2)b—, —(CH2)a—O—(CH2)b— or —(CH2)a—CH(OH)—(CH2)b—NH—; Ar is substituted or unsubstituted arylene group; a is an integer of 1 to 5; and b is an integer of 0 to 5.
Claims3
A furan-modified oligomer having a structure represented by Formula II:
- wherein, y is an integer of 1 to 5;
- D is a direct bond, —O—, —Ar2—NH—(CH2)d—, —Ar2—O—(CH2)d—, —Ar2—O—(CH2)c—NH—(CH2)d—, —(CH2)c—NH—(CH2)d—, —(CH2)c—O—(CH2)d— or —(CH2)c—CH(OH)—(CH2)d—NH—;
- Ar2 is substituted or unsubstituted arylene group;
- c is an integer of 1 to 5;
- and d is an integer of 0 to 5,
- wherein the furan-modified oligomer has a number average molecular weight from 1000 to 12000;
- wherein B is
- B is connected to D at position represented by asterisk (*);
- m is an integer of 7 to 200;
- n is an integer of 7 to 200;
- each of p, r and s is an integer of 1 to 5;
- q is an integer of 5 to 50;
- z is an integer of 5 to 20;
- each of R1, R2, R3, R4 is independently C1-C5 alkyl;
- T1 is a direct bond,
- C1-C12 linear or branched alkyl, —O—, —S— or —NH—;
- Q is
- wherein, each of R9, R10 and R11 is independently CH3 or C2H5, T2 is C1-C12 linear or branched alkyl, and each of i, j and k is an integer of 1 to 5.
Dependencies are inferred from the claim text.