Industrial Technology Research Institute

Meng-Hsin Chen

Chih-Hsiang Lin

Po-Hsien Ho

Jen-Chun Chiu

Yih-Her Chang

Hsin-Ching Kao

Cheng-Hsing Fan

Yu-Lin Chu

Chung-Cheng Lin

Zu-Chiang Gu

Chien-Ming Chen

Te-Yi Chang

Ming-Tzung Wu

Chuh-Yung Chen

Sheng-Lung Chang

Wen-Jiunn Chen

Yen-Chen Lin

Po-Jen Yang

Yu-Min Han

Wei-Hong Chen

A liquid crystal polymer, composition, liquid crystal polymer film, laminated material and method of forming liquid crystal polymer film are provided. The liquid crystal polymer includes a first repeating unit, a second repeating unit, a third repeating unit, a fourth repeating unit, and a fifth repeating unit. The first repeating unit has a structure of Formula (I), the second repeating unit has a structure of Formula (II), the third repeating unit has a structure of Formula (III), the fourth repeating unit has a structure of Formula (IV), and the fifth repeating unit has a structure of Formula (V), a structure of Formula (VI), or a structure of Formula (VII)

Liquid crystal polymer, composition, liquid crystal polymer film, laminated material and method of forming liquid crystal polymer film

Liquid-crystal polymer is composed of the following repeating units: 10 mol % to 35 mol % of 10 mol % to 35 mol % of 10 mol % to 50 mol % of and 10 mol % to 40 mol % of 10 mol % to 40 mol % of or a combination thereof. Each of AR, AR, AR, and ARis independently ARor AR-Z-AR, in which each of ARand ARis independently or a combination thereof, and Z is —O—, or Calkylene group. Each of X and Y is independently H, Calkyl group, CF, or wherein Ris H, CH, CH(CH), C(CH), CF, or n=1 to 4; and wherein Ris Calkylene group.

Liquid-crystal polymer, laminated material, liquid-crystal polymer solution, and method of forming liquid-crystal polymer film

A liquid-crystal polymer includes at least one repeating unit having a spiro structure, and the repeating unit occupies 1 mol % to 20 mol % of the liquid-crystal polymer. The liquid-crystal polymer is composed of the following repeating units: 1 mol % to 20 mol % of 10 mol % to 35 mol % of 10 mol % to 35 mol % of 10 mol % to50 mol % of and 10 mol % to 40 mol % of ARis wherein each of ring R and ring S is independently a Cring, ring R and ring S share a carbon atom, and each of Kand Kis independently a Cconjugated system. Each of AR, AR, AR, and ARis independently ARor AR&#x2014;Z&#x2014;AR.

A polyester elastomer is provided, which includes a product of reacting (a) amide oligomer, (b) polyalkylene glycol, and (c) poly(alkylene arylate). (a) Amide oligomer has a chemical structure of or a combination thereof, wherein Ris Calkylene group, Ris Calkylene group, and each of x is independently an integer of 10 to 20. (b) Polyalkylene glycol has a chemical structure of wherein Ris Calkylene group, and y is an integer of 20 to 30. (c) Poly(alkylene arylate) has a chemical structure of or a combination thereof, wherein Ar is Ris Calkylene group, and z is an integer of 1 to 10.

Polyester elastomer

A thin film is provided, which includes a polymer formed by reacting (a) p-hydroxybenzoic acid, (b) 6-hydroxy 2-naphthoic acid and (c) branched-monomer. (c) branched-monomer is or a combination thereof, wherein R is aryl group, heteroaryl group, or cycloalkyl group, and each of Ris independently &#x2014;OH, &#x2014;NH, or &#x2014;COOH. The molar ratio of (a) p-hydroxybenzoic acid over (b) 6-hydroxy 2-naphthoic acid is between 50:50 and 90:10. The molar ratio of (c) branched-monomer over the sum of (a) p-hydroxybenzoic acid and (b) 6-hydroxy 2-naphthoic acid is between 0.25:100 and 0.5:100. The polymer has an intrinsic viscosity of 4 dL/g to 6 dL/g.

Thin film and method for manufacturing the same and copper clad laminate

A method for preparing a cationic sulfoxide intermediate having the following formula wherein Arand Arare substituted or unsubstituted aryl groups that are the same or different, includes reacting hydrogen peroxide with (i) a compound having the following formula (2) or sulfonic acid R'SOH, wherein R&#x2032; is CH, CF, phenyl, toluene, or OH, and (ii) a cationic thioether intermediate having the following formula (4) to obtain the cationic sulfoxide intermediate: wherein R is a substituted or unsubstituted C-Calkyl group; and wherein Arand Arare as defined above and Y is an anion.

Method for preparing polyarylene sulfide (PAS) monomer

A polymer is provided. The polymer has a repeating unit having a structure represented by Formula (I) or Formula (II) wherein Arand Arcan be substituted or unsubstituted aryl diradical; Ycan be RSOor ClO; Rcan be Calkyl; Arand Arare different; and, Rcan be Calkyl, substituted or unsubstituted aromatic ring, or Chaloalkyl.

Polymer

A method for preparing a polymer is provided. The method for preparing a polymer includes subjecting at least one monomer having a structure represented by Formula (I) to a reaction in the presence of sulfonic acid, diphenyl amine, and oxygen-containing phosphide, obtaining a sulfonium salt polymer wherein x is 0, 1, or 2; Ris Calkyl group; and Ris independently hydrogen, or Calkyl group. In particular, the molar ratio of the diphenyl amine to the oxygen-containing phosphide is from 4:1 to 1:1.

Method for preparing a polymer

The disclosure provides a masterbatch, a method for fabricating the same and a film formed from the masterbatch. The masterbatch includes a product prepared from a composition via polymerization and granulation. The composition includes: terephthalic acid; and a silicon dioxide dispersion, wherein the silicon dioxide dispersion includes surface-modified silicon dioxide particles disposed within ethylene glycol, and the surface-modified silicon dioxide particle has first functional groups and second functional groups bonded on the surface of the silicon dioxide particles, wherein the first functional groups have a structure represented by and the second functional groups include a Chaloalkyl functional group, Calkoxy functional group, Caminoalkyl functional group, Calkenyl group, or epoxy group, Ris hydrogen or a Calkyl functional group, and n is 1-4.

Masterbatch, method for fabricating the same, and a film fabricated from the masterbatch

A method for preparing a polyarylene sulfide includes reacting a methyl 4-(arylthio)aryl sulfoxide compound with sulfuric acid, methanesulfonic acid, benzenesulfonic acid, p-toluenesulfonic acid or trifluoromethanesulfonic acid to obtain a polysulfonium intermediate; and demethylating the polysulfonium intermediate to obtain a polyarylene sulfide, wherein the polysulfonium intermediate is demethylated with aqueous HCl, HBr, or HI.

Polymerization process of polyarylene sulfide

A dianhydride and a polyimide formed by the same are provided. The dianhydride has a chemical structure represented below: wherein Ar is a fluorene-containing group. The dianhydride can be polymerized with a diamine to form a polyimide with a repeating unit of a chemical formula: wherein Ar is the fluorene-containing group, and n is a positive integer from 1 to 5. The polyimide simultaneously has excellent thermal stability and hot workability, and can therefore be applied in several industries.

Dianhydride and polyimide

The disclosure provides a polyester composition and a polyester article. According to an embodiment, the polyester composition includes a polyester and a branched monomer. The branched monomer has a structure represented by formula (I) or formula (II): wherein R is independently hydrogen, fluorine, chlorine, bromine, or Calkyl.

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Xinpi Township, Taiwan

Meng-Hsin Chen