Chi Mei Corporation

Kuan-Lin Hsieh

Kuei-Lun Cheng

Chih-Cheng Lee

Chen-Pao Huang

Chia-Hon Tai

Chih-Wei Tsai

Hsiu-Ping Shen

A modified polymethylhydrosiloxane, a terminal modified conjugated diene-vinyl aromatic hydrocarbon copolymer and a synthesis method for which, a rubber composition and a tire are provided. The modified polymethylhydrosiloxane includes a compound represented by a formula (1). E is a moiety containing an epoxide group. T is a moiety containing an alkoxysilylalkyl group. A is selected from the group consisting of hydrogen, a moiety containing an alkyl group and a moiety containing an amino group. B is a moiety containing an aryl group. G is a moiety containing an ethyleneoxy group and an alkoxy group. J is a moiety containing an ethyleneoxy group and a hydroxyl group. e=5-45. t=1-4. a+b+g+j is equal to 1 to 595.

Modified polymethylhydrosiloxane, terminal modified conjugated diene-vinyl aromatic hydrocarbon copolymer and synthesis method for which, rubber composition and tire

The present disclosure provides a modified polymethylhydrosiloxane, a modified high-cis conjugated diene polymer, and a manufacturing method for the same, and a rubber composition and a tire using the same. The manufacturing method for the modified high-cis conjugated diene polymer comprises: performing a polymerization reaction to form a high-cis conjugated diene polymer; and making the high-cis conjugated diene polymer react with a first modifier, and then react with a condensation accelerator and a second modifier to generate a modified high-cis conjugated diene polymer; wherein the modified high-cis conjugated diene polymer has over 97% of cis-1,4 structure. The second modifier comprises a compound represented by the following formula (1). 

Modified polymethylhydrosiloxane, modified high-cis conjugated diene polymer, and manufacturing method for the same, and rubber composition and tire using the same

A resin composition and an application thereof are provided, wherein the resin composition includes a thermoplastic elastomer, a styrene-based resin, a processing oil, and a filler. Based on 100 wt % of the resin composition, the content of the thermoplastic elastomer is 20 wt % to 55 wt %, the content of the styrene-based resin is 25 wt % to 55 wt %, the content of the processing oil is 6 wt % to 18 wt %, and the content of the filler is 5 wt % to 20 wt %. A printing material made by the resin composition has good adhesion with a substrate.

Resin composition and application thereof

The invention provides a terminal-modified conjugated diene-vinyl aromatic hydrocarbon copolymer and a synthesis method and application thereof. The synthesis method of the terminal-modified conjugated diene-vinyl aromatic hydrocarbon copolymer includes producing a conjugated diene-vinyl aromatic hydrocarbon copolymer having active terminals; and reacting the conjugated diene-vinyl aromatic hydrocarbon copolymer having the active terminals with a compound represented by formula (1) to produce the conjugated diene-vinyl aromatic hydrocarbon copolymer having terminals modified by the compound represented by formula (1). 

Terminal-modified conjugated diene-vinyl aromatic hydrocarbon copolymer and synthesis method thereof, rubber composition and tire

A rubber composition and a method for manufacturing the same are provided. The rubber composition includes a main chain modified conjugated diene based polymer and a stabilizer. A weight ratio of the main chain modified conjugated diene based polymer to the stabilizer is 100:0.2&#x2dc;2. The stabilizer has a structural formula of: 

Rubber composition and manufacturing method for the same

Provided is a polymerization method of a modified copolymer of conjugated diene and vinyl aromatic hydrocarbon. A multi-functional vinyl benzene-based compound is reacted with an organic alkali metal compound to form a star shaped compound with multiple active sites. A conjugated diene monomer, a vinyl aromatic hydrocarbon monomer, and the star shaped compound with multiple active sites are reacted with each other to form a copolymer of conjugated diene and vinyl aromatic hydrocarbon. The copolymer of conjugated diene and vinyl aromatic hydrocarbon is then reacted with a modifier to form the modified copolymer of conjugated diene and vinyl aromatic hydrocarbon. The modifier is represented by formula 1, 

Modified copolymer of conjugated diene and vinyl aromatic hydrocarbon and polymerization method thereof

The present invention relates to a polysiloxane compound having a structure represented by formula 1: 

Polysiloxane compound, modified conjugated diene-vinyl aromatic copolymer and preparing method thereof

Provided is a synthesis method of a modified conjugated diene polymer. Conjugated diene monomers are reacted in a reaction system. A modifier is added into the reaction system while the reaction proceeds to a predetermined extent. The modifier has a structure represented by formula (1): wherein R-Reach independently represent a C-Calkyl group; 1&#x2266;m&#x2266;300; 0&#x2266;a&#x2266;65; 0&#x2266;b&#x2266;65; 0&#x2266;c&#x2266;40; 0&#x3c;a+b; 0&#x2266;c/(a+b+c)&#x2266;0.8; the X and Y are structures respectively represented by formula (2) and formula (3): wherein R, R, and Reach independently represent a C-Calkylene group and R-Reach independently represent a C-Calkyl group.

Modified conjugated diene polymer and synthesis method thereof

A modified conjugated diene copolymer and a preparing method for the same are provided. The method comprising a polymerization step for polymerizing conjugated diene monomers to form a conjugated diene polymer; and a modifying step for reacting the conjugated diene polymer with a modifier to form a modified conjugated diene polymer. The modifier includes a polythiol ester compound, a polythiol alkane compound or a combination thereof, the polythiol ester compound has a chemical formula (I):R-(O&#x2014;C(&#x2550;O)R-SH)&#x2003;&#x2003;(I). The polythiol alkane compound has a chemical formula (II):HS&#x2014;(CH)&#x2014;(R)CHSH&#x2003;&#x2003;(II).

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Tainan, Taiwan

Kuan-Lin Hsieh