Polyethylene glycol terephthalate composition and preparation method thereof
A technology of polyethylene terephthalate and polyethylene terephthalate, which is applied in the field of polyethylene terephthalate composition and its preparation, can solve the problems of slow crystallization rate, difficulty in forming and processing, Poor impact performance and other problems, to achieve the effect of improving surface gloss, solving surface defects, and improving processing fluidity
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Example Embodiment
[0075] Example 1:
[0076] The present embodiment provides a polyethylene terephthalate composition, which is prepared from the following raw materials by weight:
[0077]
[0078]
[0079] The preparation method of above-mentioned polyethylene terephthalate composition, comprises the following steps:
[0080] (1) The polyethylene terephthalate A resin and the polyethylene terephthalate B resin are dried at a temperature of 90° C. for 8 hours, cooled, and the cooled polyethylene terephthalate ethylene dicarboxylate A resin and polyethylene terephthalate B resin and the ethylene-octene copolymer grafted glycidyl methacrylate, polytetrafluoroethylene resin, N,N'-bis (2,2,6,6-Tetramethyl-4-piperidinyl)-1,3-benzenedicarboxamide, bis(2,6-di-tert-butyl-4-methylphenyl)pentaerythritol diphosphate The ester is added to the mixer for mixing;
[0081](2) adding the hollow glass microspheres, epoxy cyclohexylethyl-POSS, monoalkoxy fatty acid titanate coupling agent, hyperbranched...
Example Embodiment
[0084] Example 2:
[0085] The present embodiment provides a polyethylene terephthalate composition, which is prepared from the following raw materials by weight:
[0086]
[0087]
[0088] The preparation method of above-mentioned polyethylene terephthalate composition, comprises the following steps:
[0089] (1) The polyethylene terephthalate A resin and the polyethylene terephthalate B resin are dried at a temperature of 120° C. for 4 hours, cooled, and the cooled polyethylene terephthalate ethylene dicarboxylate A resin and polyethylene terephthalate B resin and the ethylene-octene copolymer grafted glycidyl methacrylate, polytetrafluoroethylene resin, N,N'-bis (2,2,6,6-Tetramethyl-4-piperidinyl)-1,3-benzenedicarboxamide, bis(2,6-di-tert-butyl-4-methylphenyl)pentaerythritol diphosphate The ester is added to the mixer for mixing;
[0090] (2) adding the hollow glass microbeads, glycidyl-POSS, monoalkoxy fatty acid titanate coupling agent, hyperbranched polyester po...
Example Embodiment
[0093] Example 3:
[0094] The present embodiment provides a polyethylene terephthalate composition, which is prepared from the following raw materials by weight:
[0095]
[0096] The preparation method of above-mentioned polyethylene terephthalate composition, comprises the following steps:
[0097] (1) The polyethylene terephthalate A resin and the polyethylene terephthalate B resin are dried at a temperature of 100° C. for 6 hours, cooled, and the cooled polyethylene terephthalate ethylene dicarboxylate A resin and polyethylene terephthalate B resin and the ethylene-octene copolymer grafted glycidyl methacrylate, polytetrafluoroethylene resin, N,N'-bis (2,2,6,6-Tetramethyl-4-piperidinyl)-1,3-benzenedicarboxamide, bis(2,6-di-tert-butyl-4-methylphenyl)pentaerythritol diphosphate The ester is added to the mixer for mixing;
[0098] (2) adding the hollow glass microbeads, glycidyl-POSS, monoalkoxy fatty acid titanate coupling agent, hyperbranched polyester polymer and er...
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