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US 10,240,122 B2Granted
Active-ester-group-containing composition for producing fibers, and cell culture scaffold material using fibers produced from active-ester-group-containing composition
AssigneesNissan Chemical Industries, Ltd., Kyoto University
InventorsMakiko Umezaki, Takahiro Kishioka, Taito Nishino, Ayako Otani, Kenichiro Kamei, Li Liu, Yong Chen
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Abstract
A composition for producing a fiber, containing (A) a polymer compound containing a unit structure represented by the formula (1) and a unit structure represented by the formula (2), (B) a crosslinking agent, (C) an acid compound, and (D) a solvent wherein each symbol in the formulas (1) and (2) is as described in the DESCRIPTION.
Claims10
A composition for producing a fiber, comprising
- (A) a polymer compound comprising a unit structure represented by the formula (1) and a unit structure represented by the formula (2),
- (B) a crosslinking agent,
- (C) an acid compound that promotes a crosslinking reaction of hydroxyl groups of polymer compound (A) with crosslinking agent (B), and
- (D) a solvent
- wherein
- R1 is a hydrogen atom or a methyl group,
- Q1 is an ester bond or amide bond,
- R2 is an alkyl group having 1-10 carbon atoms or an aromatic hydrocarbon group having 6-10 carbon atoms, wherein at least one hydrogen atom is substituted by a hydroxy group,
- wherein
- R3 is a hydrogen atom or a methyl group, and
- Q2 is an active ester group.
8 more elements
Dependencies are inferred from the claim text.