Industrial Technology Research Institute

Chin-Lang Wu

Wen-Chung Liang

Shihn-Juh Liou

Cing-Jiuh Kang

Chih-Hsiang Lin

Hsin-Ching Kao

Sheng-Lung Chang

Shu-Ling Yeh

Ya-Lan Chuang

Ying-Chieh Chao

Pei-Jung Tsat

Jen-Chun Chiu

Yu-Chuan Hsu

Chung-Cheng Lin

Jin-An Wu

Chun-Hsiung Liao

Yun-Cheng Chung

Shun Wen Cheng

A foam and a foaming composition are provided. The foam includes a composite material and a plurality of foam cells, wherein the foam cells are disposed in the composite material. The composite material includes a modified sulfur-containing polymer and a fluorine-containing polymer fiber, wherein a degree of orientation as defined by the ratio I/Iis from 1.0 to 1.3, wherein Iis the X-ray diffraction peak intensity of (110) planes of the modified sulfur-containing polymer and Iis the X-ray diffraction peak intensity of (200) planes of the modified sulfur-containing polymer.

Foam, composite material, and foaming composition

A composite material and a foam prepared from the composite material are provided. The composite material includes a network polymer, a fluorine-containing polymer fiber, and a reinforcement fiber. The polymer network is a crosslinking reaction product of a polymer and an oligomer, wherein the polymer is polyamide, polyester, polyurethane, or a combination thereof, and the oligomer is a vinyl aromatic-co-acrylate oligomer with an epoxy functional group. The oligomer has a weight percentage of 1% to 10%, based on the weight of the network polymer. The ratio of the weight of the reinforcement fiber to the total weight of the network polymer and the fluorine-containing polymer fiber is from 1:9 to 4:6.

Composite material and foam prepared from the same

A branched polymer, a preparation method thereof and a method for preparing a foam are provided. The branched polymer is a transesterification product of a composition, and the composition includes 100 parts by weight of polyethylene terephthalate and 0.5-2.0 parts by weight of polyol. The branched polymer has an inherent viscosity of from 1.2 dL/g to 1.6 dL/g, a number average molecular weight of from 75,000 g/mol to 90,000 g/mol, a polydispersity index from 3.0 to 6.0, a melt index from 0.8 g/10 min to 7.5 g/10 min, a shear viscosity from 800 Pa&#xb7;s to 1900 Pa&#xb7;s, and a melt strength from 30 cN to 80 cN.

Branched polymer, method for preparing the same and method for preparing a foam

Disclosed is a thermoplastic polyester elastomer, which is formed by reacting 100 parts by weight of polyester and 0.01 to 2 parts by weight of an epoxy resin with two epoxy groups, wherein the polyester is formed by reacting a parts by mole of a hard-segment diol, b parts by mole of a soft-segment diol, and 1 part by mole of a diacid, wherein 1&#x2266;a&#x2266;3 and 0.005&#x2266;b&#x2266;1.5.

Thermoplastic polyester elastomer and method for manufacturing the same

A method for packaging a light emitting diode is provided. The steps comprise: providing a material; drying the material; feeding the material into a feeding inlet; and providing a mold with pre-embedded light diodes. The material enters the feeding inlet and is injected into the mold by pressing a screw, allowing the material to combine with the light emitting diode.

Method for packaging light emitting diode

The disclosed is a copolymer having a formula as: Ris a combination of naphthalene, phenylene, butyl, and hexyl. Ris a combination of ethylene, cyclohexlene, 2-methylpropyl, and neopentyl. n is a number of 1500 to 3000. The copolymer has a transparency greater than 80%, a thermal resistance greater than 100&#xb0; C., a moisture absorption less than 0.5 wt %, and yellowing under UV/climate resistance greater than 1000 hours.

Copolymer and method for manufacturing the same and packaging material utilizing the same

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Tongsiao Township, Taiwan

Chin-Lang Wu