Industrial Technology Research Institute

Shin-Shin Wang

Hui-Ping Tsai

Wen-Yih Liao

Chien-Liang Huang

Jong-Lieh Yang

Chii-Chang Lai

Tzuan-Ren Jeng

Ming-Chia Lee

Chuen-Fuw Yan

Wen-Ping Chu

Jie-Hwa Ma

Chien-Wen Chen

An-Tse Lee

Ching-Yu Hsieh

Kuo-Yuan Hsu

Chih-Hung Chen

Kung-Lung Cheng

Shih-Hsien Liu

Meng-Song Yin

Hung-Chou Kang

Se-Tsun Hong

Hsin-Hong Yao

Li-Chung Liang

Disclosed is a dye having the chemical formula: or a mixture thereof. Each Ris independently selected from hydrogen, halogen, cyano, alkyl, alkenyl, alkynyl, alkoxyl, alkylthio, alkylamino, dialkylamino, alkylaminocarbonyl, dialkylaminocarbonyl, aryl, heteroaryl, phosphoric acid, or sulfonic acid. Each Ris independently selected from Each n is independently selected from an integer of 2 to 10.

Dyes and methods of marking biological material

The invention provides dyes for optical disc recoding media, having the general formula: 

Dye and recording media utilizing the same

An indolestyryl compound. The indolestyryl compound has formula (I): 

Indolestyryl compound and high density recording media utilizing the same

A bis(indolestyryl) compound. The bis(indolestyryl) compound has formula (I): 

Bis (indolestyryl) compound and high density recording media utilizing the same

A bisstyryl compound. The bisstyryl compound has formula (I): 

Bisstyryl compound and high density recording media utilizing the same

An asymmetric bis(indolestyryl) compound. The asymmetric bis(indolestyryl) compound has formula (I): 

Asymmetric bis (indolestyryl) compound and high density recording media utilizing the same

Indolestyryl compounds and use thereof for a high density recording media and method for fabricating the same. The indolestyryl compounds exhibit strong absorbance in the visible light region (400&#x2dc;700 nm) of the spectrum, resistance to heat and light, high light sensitivity, and excellent solubility, resulting from their special chemical configuration. Furthermore, the indolestyryl compounds can be used as recording layer materials in high density recording media for matching a reading laser wavelength and enhancing the reflective index and carrier-to-noise ratio (CNR) of the high density recording media. Accordingly, the recording sensitivity and the readout characteristics of high density recording media comprising the indolestyryl compound according to the present invention can be improved.

Indolestyryl compound for use in recording media and method for fabrication thereof

A compound used as storage medium of high-density optical disc is disclosed, which has structure represented as following formula:wherein each A, A, A, and Aindependently is selectively substituted aryl or heteroaryl, said aryl or heteroaryl is selectively substituted by one or multiple functional groups; Rand Rindependently is H, halogen, alkyl or aryl; B is Ar orn is an integral ranging from 1 to 4; and n' is an integral ranging from 0 to 4.

Compounds for recording media and high-density optical recording media thereof

An optical storage medium having a three-dimensional data pattern, and fabrication method thereof. The optical storage medium includes a substrate and a plurality of recording layers, each constituting a fluorescent oligomer. Due to the high quantum yield and high stock shift of the fluorescent oligomer, the recording layers emit intensive fluorescent signals when the optical storage medium is illuminated with reading beams. Accordingly, the recording sensitivity and the readout characteristics of optical storage mediums are improved without additional signal-amplifying structures or materials.

Optical storage media and fabrication method thereof

The invention discloses new benzoindole styryl compounds and its use for a high-density optical recording medium. The invention uses the dyes of the new benzoindole styryl compounds to form the recording layer of high-density recording media. The new benzoindole styryl compounds are easy to prepare and purify, so they are cheaper when comparing to the compounds generally used in high-density optical recording media. The benzoindole styryl compounds has a maximum absorption for the light wavelength in the range of 500 nanometers to 700 nanometers. The benzoindole styryl compounds also have high sensitivity and chemical stability for light and heat. Using the new benzoindole styryl compounds to form a high-density optical recording medium can match up with the short-wavelength laser beam for high-density optical recording media and have the advantage of a stable quality.

Benzoindole styryl compounds and their uses in high-density recording media

The invention discloses new indolestyryl compounds and their uses for a high-density optical recording medium. The invention uses the new indolestyryl compounds to form the recording layer of a high-density recording medium. The new indolestyryl compounds are easy to prepare and purify, so they are cheaper when comparing to the compounds generally used in high-density optical recording media. The indolestyryl compounds have a maximum absorption for light wavelengths in the range of 500 nanometers to 700 nanometers. The indolestyryl compounds also have high sensitivity and chemical stability toward light and heat. Using the new indolestyryl compounds to form high-density optical recording media can match up with the short-wavelength laser beam for high-density optical recording media and have the advantage of a stable quality.

Indolestyryl compounds and their uses in high-density recording media

PPE copolymers comprise three repeating units. The PPE copolymers are polymerized with 2,6-DMP, dialkenylamide or dialkenylamine phenol, and another phenol derivative. A resin composition having a low cross-linking temperature is also disclosed, which comprises the PPE copolymer and a free radical initiator.

PPE copolymers, preparation thereof, and resin composition utilizing the same

Bis-styryl dye and method for manufacturing the same and its use for a high density optical recording medium

Azo-metal complex dye and method for producing the same and its use for a high density optical disc recording medium

A process for the purification of water-soluble non-ionic contrast agents from water-soluble non-ionic impurities involves the steps of (a) injecting a raw water-soluble non-ionic contrast agent solution on a chromatographic column containing non-ionic resins; (b) eluting water-soluble impurities contained in the raw water-soluble non-ionic contrast agent solution with deionized water as a first eluent, and (c) eluting a water-soluble non-ionic contrast agent with alcohol as a second eluent.

Growing community of inventors

Hsinchu, Taiwan

Shin-Shin Wang