National Taiwan University

National Science Council

Other

National Science Council of Republic of China

Der-Jang Liaw

Ching-Cheng Huang

Jing-Yang Ju

Jiun-Tyng Liaw

Been-Yang Liaw

Ming-Hung Huang

Shou-Mau Hong

En-Tang Kang

Koon Gee Neoh

Kuang Lee Tan

Yian Tai

Ching-Chong Huang

Ching-Chang Huang

Jyh-Chiang Jiang

A conjugated polymer is provided, having a structure of formula (I): in formula (I), n is an integer greater than 10, wherein (i) Ris Ris wherein Ais a functional group having a tertiary amine group or a quaternary ammonium salt group, Ris independently selected from hydrogen, fluorine, alkyl, alkoxy, fluoroalkyl, or fluoroalkoxy, or (ii) Ris Ris A, wherein Ris independently selected from hydrogen, alkyl, fluoroalkyl, A, or and Ais a functional group having a tertiary amine group or a quaternary ammonium salt group, wherein Ris independently selected from hydrogen, alkyl, alkoxy, or fluoroalkyl.

Alcohol-soluble conjugated polymer and use thereof

A polyimide represented by formula (6) is provided. The polyimide is fabricated by performing a polycondensation reaction with a amine compound shown in formula (4) and a dianhydride compound shown in formula (5) as monomers. In formulas (5) and (6), Ar represents aromatic group, and n represents a positive integer. 

Nitro compound, amine compound, polyimide and polyimide copolymer derived therefrom

A polyamide represented by formula (6) is provided. The polyamide is fabricated by performing a polycondensation reaction with amine compound shown in formula (4) and an acid or derivative thereof shown in formula (5) as monomers. In formulas (5) and (6), X represents aromatic groups or aliphatic groups. In formula (5), R represents OH group or halogen. 

Nitro compound, amine compound and polyamide derived therefrom

Norbornene monomers with epoxy groups and polymer materials thereof are disclosed. The Norbornene monomers with epoxy groups are prepared by Diels-Alder reaction. The Norbornene monomers with epoxy groups are highly active for ring-opening-metathesis polymerization (ROMP), and the molecular weight and PDI value of the obtained polymers are controllable.

Norbornene monomers with an epoxy group and polymer material thereof

The present invention discloses a polymer and a copolymer and a method of making the same. The monomer of the polymer of the present invention includes a bi-triphenylamine functional group having a first end and a second end; a fluorene functional group bonded to the first end; and at least two phenyl isopropyl group bonded to the second end.

Polymer and copolymer and method of making the same

The present invention discloses a pyrene-containing norbornene methylene amine which can be synthesized by 5-(amino methyl)bicycle[2.2.1]hept-2-ene (NBMA) and 1-bromopyrene. The pyrene-containing norbornene methylene amine can be used as a monomer for synthesizing a polymer containing pyrene side chain via Ring-Opening Metathesis Polymerization (ROMP). The polymer has good transmittance, optical and thermal properties.

Pyrene-containing norbornene methylene amine and polymer thereof, and method for manufacturing the polymer

The invention provides a conjugated polymer, a method for preparing the same, and optoelectronic devices employing the same. The conjugated polymer includes a structure represented by Formula (I), 

Conjugated polymer, method for preparing the same, and optoelectronic device employing the same

The present invention provided a norbornene compound with cross-linkable groups and their derivative polymers, wherein said cross-linkable groups were olefin or epoxy groups. Norbornene polymers with cross-linkable side chain and their block copolymers as well as modified derivatives were prepared via living ring-open metathesis polymerization method. The resulting polymers with excellent solubility and optic properties had narrow molecular weight distribution, well-controlled molecular weight, small refraction index and high transparency. They were also suitable for preparing hybrid materials with high thermal stability and chemical resistance.

Norbornene compounds with cross-linkable groups and their derivatives

Norbornene monomers with fluorene group and polymer material thereof are disclosed. The norbornene monomers with fluorene group are prepared by Diels-Alder reation. The Norbornene monomers containing fluorene groups are highly active for ring-opening-metathesis polymerization (ROMP), and the molecular weight and PDI value of the obtained polymers are controllable.

Norbornene monomers with fluorene group and polymer material thereof

The present invention provided a norbornene compound with cross-linkable groups and their derivative polymers, wherein said cross-linkable groups were olefin or epoxy groups. Norbornene polymers with cross-linkable side chain and their block copolymers as well as modified derivatives were prepared via living ring-open metathesis polymerization method. The resulting polymers with excellent solubility and optic properties had narrow molecular weight distribution, well-controlled molecular weight, small refraction ration and high transparency. They were also suitable for preparing hybrid materials with high thermal stability and chemical resistance.

The invention relates to functional norbornenes as initiators for radical polymerization, its polymer and fabrication method thereof. More particularly, the functional norbornenes can be selectively polymerized by ring-opening metathesis polymerization or radical polymerization to obtain various polynorbornene derivatives or grafted copolymer materials. The polynorbornene derivatives and grafted copolymer materials not only exhibit excellent functional properties but also enhanced physical and chemical properties after modification. The polynorbornene derivatives and grafted copolymer materials disclosed in the invention exhibit excellent heat resistance, transparency and water resistance. The invention also deals with a process for producing such derivatives and materials having controllable molecular weight with narrow molecular weight distribution.

Functional norbornenes and polymeric derivatives and fabrication thereof

The present invention relates to novel functional norbornenes as initiators for radical polymerization, its polymer and a process for producing the same. More particularly, the novel functional norbornenes can be selectively polymerized by ring-opening metathesis polymerization or radical polymerization to obtain various polynorbornene derivatives or grafted copolymer materials. The polynorbornene derivatives and grafted copolymer materials not only exhibit excellent functional properties but also enhanced physical and chemical properties after modification. The polynorbornene derivatives and grafted copolymer materials disclosed in the present invention exhibit excellent heat resistance, transparency and water resistance. The present invention also deals with a process for producing such derivatives and materials having controllable molecular weight with narrow molecular weight distribution.

Growing community of inventors

Taipei, Taiwan

Der-Jang Liaw