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US 9,803,054 B2Granted
Highly functional polyamide polymer, spinning dope composition containing same, and molded product thereof
AssigneeWoojung Chem. Co., Ltd.
InventorsJee Won Jung, Yong Hoon Kim
Life of this patent
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Abstract
Provided are a novel polyamide polymer obtained by polymerizing monomers including aromatic diamine substituted with a nitrile group and an amide group and an aromatic dibasic acid compound, a spinning dope comprising the same, and a polyamide molded article. A fiber obtained using the novel polyamide polymer according to the present invention, particularly, a fiber obtained by spinning the polymer according to the present invention may have high strength and high elasticity, such that the fiber may be applied to various industrial fields.
Claims12
A polyamide polymer comprising:
- (a) one or two or more selected from aromatic diamine monomers represented by the following Chemical Formula (1);
- (b) one or two or more selected from aromatic diamine monomers represented by the following Chemical Formula (2);
- and
- (c) one or two or more selected from aromatic dibasic organic acid derivative monomers represented by the following Chemical Formula 3:
- H2N—Ar1(CONH2)a—NH 2 (Chemical Formula 1)
- H2N—Ar2(CN)b—NH 2 (Chemical Formula 2)
- X—CO—Ar3—CO—X (Chemical Formula 3)
- wherein, Ar1 , Ar2, and Ar3 are each independently a substituted or unsubstituted (C6˜C34) aromatic group or —Ar4—Z—Ar5—, Ar4and Ar5 are a substituted or unsubstituted (C6˜C34 ) aromatic group, Z is a single bond, —CO—, —COO—, —SO2—, —SO—, or a substituted or unsubstituted (C1˜C10) straight or branched alkylene group, X is hydroxyl, halogen, or a (C1˜C4) alkoxy group, and a and b are each independently integers of 1to 4.
5 more elements
A polyamide polymer comprising:
- (a) one or two or more selected from aromatic diamine monomers represented by the following Chemical Formula (1);
- (b) one or two or more selected from aromatic diamine monomers represented by the following Chemical Formula (2);
- and
- (c) one or two or more selected from aromatic dibasic organic acid derivative monomers represented by the following Chemical Formula 3:
- H2N—Ar1(CONH2)a—NH2 (Chemical Formula 1 )
- H2N—Ar2(CN)b—NH2 (Chemical Formula 2)
- X—CO—Ar3—CO—X (Chemical Formula 3)
- wherein, Ar1, Ar2, and Ar3 are each independently a substituted or unsubstituted (C6˜C34) aromatic group or —Ar4—Z—Ar5, Ar4 and Ar5 are a substituted or unsubstituted (C6˜C34) aromatic group, Z is a single bond, —C(O)NH—, —NH—C(O)—, —CO—, —COO—, —SO2—, —SO—or a substituted or unsubstituted (C1˜C10) straight or branched alkylene group, X is hydroxyl, halogen, or a (C1˜C4) alkoxy group, and a and b are each independently integers of 1 to 4, wherein it includes a quinazolinone group represented by the following Chemical Formula (4)
5 more elements
A polyamide polymer comprising:
- (a) one or two or more selected from aromatic diamine monomers represented by the following Chemical Formula (1);
- (b) one or two or more selected from aromatic diamine monomers represented by the following Chemical Formula (2);
- and
- (c) one or two or more selected from aromatic dibasic organic acid derivative monomers represented by the following Chemical Formula 3 :
- H2N—Ar1(CONH2)a—NH2 (Chemical Formula 1)
- H2N—Ar2(CN)b—NH2 (Chemical Formula 2)
- X—CO—Ar3—CO—X (Chemical Formula 3)
- wherein, Ar1, Ar2, and Ar3 are each independently a substituted or unsubstituted (C6˜C34) aromatic group or —Ar4—Z—Ar5—, Ar4 and Ar5 are a substituted or unsubstituted (C6˜C34 ) aromatic group, Z is a single bond, —C(O)NH—, —NH—C(O)—, —CO—, —COO—, —SO2—, —SO—, or a substituted or unsubstituted (C1˜C10) straight or branched alkylene group, X is hydroxyl, halogen, or a (C1˜C4) alkoxy group, and a and b are each independently integers of 1 to 4 , wherein it is a polymer including a quinazolinone group, represented by the following Chemical Formula 6 in which a ratio of l+n and m is 0.001˜50 mol %:
- 99.99˜50 mol %, and having a weight average molecular weight of 10,000 to 15,000,000:
- l, n, and m are mole fractions.
7 more elements
Dependencies are inferred from the claim text.