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公开(公告)号：EP4400530A1
公开(公告)日：2024-07-17
申请号：EP22869137.4
申请日：2022-09-09
发明人： ZHANG, Chuanhui , CHEN, Pingxu , YE, Nanbiao , OUYANG, Chunping , MAI, Kaijin , DONG, Xueteng , ZENG, Xiangbin , LU, Changli , CAI, Tongmin
CPC分类号： C05F17/00 , C08L67/04 , C08G63/02 , C08G63/78 , C08G63/00 , C08L67/02 , C08G63/672 , C08G63/20 , C08L67/00
摘要： The present invention discloses a polyester, a preparation method therefor and use thereof. The polyester includes repeating units derived from the following components: a first component A, based on the total molar weight of the first component A, including: a1) 81-100 mol% of succinic acid, or an ester derivative thereof or an anhydride derivative thereof, and a2) 0-19 mol% of a dicarboxylic acid other than succinic acid, or an ester derivative thereof or an anhydride derivative thereof; a second component B: 1,4-butanediol; and a third component C: a dimer(1,4-butanediol); based on the total molar weight of the first component A, the molar content of the repeating unit -CH2CH2CH2CH2-O- in the third component C is 0.05-3.0 mol%. In the present invention, the molar content of the repeating unit -CH2CH2CH2CH2-O- in dimer(1,4-butanediol) is controlled to 0.05-3.0 mol%, and thus, the resin color of the polyester can be effectively improved.
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公开(公告)号：EP4174105A1
公开(公告)日：2023-05-03
申请号：EP22203601.4
申请日：2022-10-25
申请人： Jiangsu Kingfa Sci. & Tech. Advanced Materials Co., Ltd. , Zhuhai Wango Chemical Co., Ltd. , KINGFA SCI. & TECH. CO., LTD.
发明人： ZHANG, Chuanhui , CHEN, Pingxu , YE, Nanbiao , OUYANG, Chunping , MAI, Kaijin , DONG, Xueteng , ZENG, Xiangbin , LU, Changli , CAI, Tongmin
摘要： The present invention discloses a semi-aromatic polyester and a preparation method and an application thereof. The semi-aromatic polyester has a specific scope of double bond content. Compared with the existing semi-aromatic polyester, the semi-aromatic polyester of the present invention has better melting heat retention stability and fine color.
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公开(公告)号：EP3260493A1
公开(公告)日：2017-12-27
申请号：EP16884775.4
申请日：2016-12-15
申请人： Zhuhai Wango Chemical Co., Ltd. , Kingfa Sci. & Tech. Co., Ltd. , Tianjin Kingsky Material Co., Ltd.
发明人： ZHAO, Wei , YUAN, Renxu , TANG, Meijun , JIAO, Jian , XIONG, Kai , ZHONG, Yuke , YANG, Hui , MAI, Kaijin , GUO, Zhilong , DONG, Xueteng , ZENG, Xiangbin
IPC分类号： C08L67/02 , C08G63/183 , C08K3/08
摘要： The present invention discloses a PBAT resin composition comprising following components: (a) poly(butyleneadipate-co-terephthalate); (b) iron element; wherein, based on a total weight of the PBAT resin composition, a weight content of the iron element is 1ppm-500ppm. By adding iron-containing compounds into the composition and controlling the content of the iron element in a range of 1ppm-500ppm in the composition, a speed of reaction of aromatic structure in the PBAT resin under a hot and humid condition can be postponed, so that after the prepared PBAT resin composition is aged in boiling water for 24 hours and 48 hours, a variation of b-value is less than 2. The PBAT resin composition has obviously improved color stability in resistance to boiling water aging.
摘要翻译： 本发明公开了一种PBAT树脂组合物，其包含以下组分：（a）聚（亚丁基己二酸酯 - 共 - 对苯二甲酸酯）; （b）铁元素; 其中，基于PBAT树脂组合物的总重量，铁元素的重量含量为1ppm-500ppm。 通过向组合物中添加含铁化合物，并且在组合物中将铁元素的含量控制在1ppm〜500ppm的范围内，可以推迟PBAT树脂在炎热和潮湿条件下的芳香族结构的反应速度，所以 在制备的PBAT树脂组合物在沸水中老化24小时和48小时后，b值的变化小于2.PBAT树脂组合物具有明显改进的耐沸水老化的颜色稳定性。
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公开(公告)号：EP4400529A1
公开(公告)日：2024-07-17
申请号：EP22869138.2
申请日：2022-09-09
发明人： ZHANG, Chuanhui , CHEN, Pingxu , YE, Nanbiao , OUYANG, Chunping , MAI, Kaijin , DONG, Xueteng , ZENG, Xiangbin , LU, Changli , CAI, Tongmin
IPC分类号： C08G63/672 , C08G63/183 , C08G63/85 , C08L67/02
CPC分类号： C08G63/183 , C08L67/02 , C08G63/672 , C08G63/85 , C08J5/18
摘要： The present invention relates to a semi-aromatic polyether ester, a preparation method therefor and use thereof. The semi-aromatic polyether ester includes repeating units derived from the following components: a first component A, based on the total molar amount of the first component A, including: a1) 35-65 mol%, and preferably 40-60 mol% of at least one aliphatic dicarboxylic acid or an ester derivative thereof, or an anhydride derivative thereof, and a2) 35-65 mol%, and preferably 40-60 mol% of at least one aromatic dicarboxylic acid or an ester derivative thereof, or an anhydride derivative thereof; a second component B: 1,4-butanediol; and a third component C: poly(1,4-butanediol) having a molecular formula of HO-(CH2CH2CH2CH2-O)n-H, where n is an integer from 2 to 200; based on the total molar weight of the first component A, the molar content of the repeating unit -CH2CH2CH2CH2-O- in the third component C is 1.5-5.5 mol%.
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公开(公告)号：EP4400527A1
公开(公告)日：2024-07-17
申请号：EP21957198.1
申请日：2021-09-23
发明人： ZHANG, Chuanhui , CHEN, Pingxu , YE, Nanbiao , OUYANG, Chunping , MAI, Kaijin , DONG, Xueteng , ZENG, Xiangbin , LU, Changli , CAI, Tongmin
IPC分类号： C08G63/183 , C08G63/672 , C08L67/02 , C08G63/78
摘要： Disclosed are a semi-aromatic polyester, and a preparation method therefor and a use thereof. In the present invention, on the basis of the total molar amount of diacid, the molar content of a repeating unit -CH2CH2CH2CH2-O- in dimer(1,4-butanediol) is controlled to be 0.05-0.35 mol%, which can effectively improve the resin color of the semi-aromatic polyester.
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公开(公告)号：EP3260498A1
公开(公告)日：2017-12-27
申请号：EP17762460.8
申请日：2017-02-24
申请人： Kingfa Sci. & Tech. Co., Ltd. , Zhuhai Wango Chemical Co., Ltd. , Tianjin Kingsky Material Co., Ltd.
发明人： LU, Changli , YUAN, Zhimin , CAI, Tongmin , HUANG, Xianbo , ZENG, Xiangbin , JIAO, Jian , YUAN, Renxu , ZHONG, Yuke , XIONG, Kai , YANG, Hui , MAI, Kaijin , DONG, Xueteng
CPC分类号： C08L67/02 , C08G59/1466 , C08J5/18 , C08J2367/02 , C08K5/0016 , C08K5/0075 , C08K5/07 , C08K5/156 , C08K13/02 , C08L3/02 , C08L67/04 , C08L2201/06 , C08L2201/08 , C08L25/14
摘要： The present invention discloses a biodegradable polyester composition, wherein based on a total weight of the biodegradable polyester composition, a weight content of a cyclic ester compound having a structure shown as formula (I) is 100ppm-950ppm;
and based on the total weight of the biodegradable polyester composition, a weight content of cyclopentanone is 0.5ppm-85ppm. In the present invention, by adding the cyclic ester compound and cyclopentanone into the composition and controlling the content of the cyclic ester compound and the content of cyclopentanone in a certain range in the composition, an anti-thermal oxidative aging property of the biodegradable polyester composition can be greatly improved. Besides, after being digested with 95% ethanol at 40°C for 240 hours, a film prepared by blow molding or a part prepared by injection molding has little precipitate separating out of the surface and has an excellent surface appearance property. In addition, the lubrication degree of film during the blow molding process of the biodegradable polyester can be improved. When the velocity of film blowing is 176 Kg/h, a range of a film thickness is less than 0.2µm and a relative deviation of the film thickness is less than 1%. Bubble stability and continuity of film blowing are guaranteed.摘要翻译： 本发明公开了一种生物可降解聚酯组合物，其中基于生物可降解聚酯组合物的总重量，具有式（I）所示结构的环状酯化合物的重量含量为100ppm-950ppm; 基于生物可降解聚酯组合物的总重量，环戊酮的重量含量为0.5ppm-85ppm。 在本发明中，通过将环状酯化合物和环戊酮添加到组合物中，并且在组合物中控制环酯化合物的含量和环戊酮的含量在一定范围内，可生物降解的聚酯组合物的抗热氧化老化性能 可以大大提高。 此外，用95％乙醇在40℃下消化240小时后，通过吹塑或通过注塑制备的部件制备的膜具有很少的从表面析出的沉淀，并具有优异的表面外观性能。 另外，可生物降解聚酯的吹塑成型过程中膜的润滑度可以得到改善。 当吹膜速度为176Kg / h时，膜厚范围小于0.2μm，膜厚相对偏差小于1％。 泡沫稳定性和吹膜连续性得到保证。
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公开(公告)号：EP3260496A1
公开(公告)日：2017-12-27
申请号：EP17762458.2
申请日：2017-02-24
申请人： Kingfa Sci. & Tech. Co., Ltd. , Zhuhai Wango Chemical Co., Ltd. , Tianjin Kingfa New Material Co., Ltd.
发明人： LU, Changli , YUAN, Zhimin , CAI, Tongmin , HUANG, Xianbo , ZENG, Xiangbin , JIAO, Jian , YUAN, Renxu , ZHONG, Yuke , XIONG, Kai , YANG, Hui , MAI, Kaijin , DONG, Xueteng
CPC分类号： C08L67/02 , C08K5/1535 , C08K5/156 , C08K13/02 , C08L3/02 , C08L25/14 , C08L67/04 , C08L2201/06 , C08L2201/08 , C08L2205/02 , C08L2205/03
摘要： The present invention discloses a biodegradable polyester composition, wherein based on a total weight of the biodegradable polyester composition, a weight content of a cyclic ester compound having a structure shown as formula (I) is 100ppm-950ppm;
and based on the total weight of the biodegradable polyester composition, a weight content of tetrahydrofuran is 3ppm-200ppm. In the present invention, by adding the cyclic ester compound and tetrahydrofuran into the composition and controlling the content of the cyclic ester compound and the content of tetrahydrofuran in a certain range in the composition, an anti-thermal oxidative aging property of the biodegradable polyester composition can be greatly improved. Besides, after being digested with 95% ethanol at 40°C for 240 hours, a film prepared by blow molding or a part prepared by injection molding has little precipitate separating out of the surface and has an excellent surface appearance property. Also, poor printing of the biodegradable polyester composition during printing process can be greatly improved and the film shows excellent printing performance.摘要翻译： 本发明公开了一种生物可降解聚酯组合物，其中基于生物可降解聚酯组合物的总重量，具有式（I）所示结构的环状酯化合物的重量含量为100ppm-950ppm; 并且基于生物可降解聚酯组合物的总重量，四氢呋喃的重量含量为3ppm-200ppm。 在本发明中，通过在组合物中添加环状酯化合物和四氢呋喃，并且在组合物中将环状酯化合物的含量和四氢呋喃的含量控制在一定范围内，可生物降解聚酯组合物的抗热氧化老化性 可以大大提高。 此外，用95％乙醇在40℃下消化240小时后，通过吹塑或通过注塑制备的部件制备的膜具有很少的从表面析出的沉淀，并具有优异的表面外观性能。 而且，印刷过程中可生物降解的聚酯组合物的印刷不良可以大大改善，并且该膜显示出优异的印刷性能。
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公开(公告)号：EP3660097A1
公开(公告)日：2020-06-03
申请号：EP18880509.7
申请日：2018-06-26
发明人： LU, Changli , YUAN, Zhimin , CAI, Tongmin , HUANG, Xianbo , ZENG, Xiangbin , JIAO, Jian , XIONG, Kai , YANG, Hui , MAI, Kaijin , DONG, Xueteng , HE, Shihua
摘要： The present invention discloses a polylactic acid composite and use thereof. The polylactic acid composite includes the following components: (A) 89 to 98 parts by weight of polylactic acid; (B) 1 to 4 parts by weight of talcum powder; and (C) 1 to 7 parts by weight of a plasticizer. In the component (A), the polylactic acid has a polydispersity index P satisfying the following relationship: 1.55≤P≤2.02. In the component (B), the talcum powder has a particle size D (50) satisfying: 1µm≤D (50) ≤2.6µm. In the component (C), the plasticizer has a relative molecular weight M satisfying: 180≤M≤670. Through research, the present invention has unexpectedly discovered that by using the polylactic acid having the polydispersity index P satisfying the relationship 1.55≤P≤2.02 as a matrix, adding a specific range of content of ultrafine talcum powder as a nucleating agent, and selecting the plasticizer of a specific molecular weight as a crystallization promotion agent, the prepared polylactic acid composite has a light transmittance T≥80%, a haze H≤40%, and a heat deflection temperature HDT≥90°C, having significantly improved heat resistance and transparency.
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公开(公告)号：EP3260497A1
公开(公告)日：2017-12-27
申请号：EP17762459.0
申请日：2017-02-24
申请人： Kingfa Sci. & Tech. Co., Ltd. , Zhuhai Wango Chemical Co., Ltd. , Tianjin Kingfa New Material Co., Ltd.
发明人： LU, Changli , YUAN, Zhimin , CAI, Tongmin , HUANG, Xianbo , ZENG, Xiangbin , JIAO, Jian , YUAN, Renxu , ZHONG, Yuke , XIONG, Kai , YANG, Hui , MAI, Kaijin , DONG, Xueteng
IPC分类号： C08L67/02 , C08L67/04 , C08L3/02 , C08L25/14 , C08K5/1535 , C08K5/07 , C08K13/02 , C08K3/34 , C08K3/26
CPC分类号： C08L67/02 , C08J5/18 , C08J2367/02 , C08J2403/02 , C08J2425/14 , C08J2467/04 , C08K3/26 , C08K3/34 , C08K5/07 , C08K5/1535 , C08K13/02 , C08L3/02 , C08L25/14 , C08L67/04 , C08L2201/06 , C08L2203/16 , C08L2205/02 , C08L2205/03 , C08L2205/035
摘要： The present invention discloses a biodegradable polyester composition, wherein based on a total weight of the biodegradable polyester composition, a weight content of tetrahydrofuran is 3ppm-200ppm; and based on the total weight of the biodegradable polyester composition, a weight content of cyclopentanone is 0.5ppm-85ppm. In the present invention, by adding tetrahydrofuran and cyclopentanone into the composition and controlling the content of tetrahydrofuran and the content of cyclopentanone in a certain range in the composition, poor printing of the biodegradable polyester composition during the printing process can be hugely improved, neither the ink stripping off the film material, nor excessive ink adhering to the film material, so that the film shows excellent printing performance. Moreover, a lubrication degree of a film of biodegradable polyester during a blow molding process can be improved. When a velocity of film blowing is 176 Kg/h, a range of a film thickness is less than 0.2µm and a relative deviation of the film thickness is less than 1%. Bubble stability and continuity of film blowing are guaranteed.
摘要翻译： 本发明公开了一种生物可降解聚酯组合物，其中基于生物可降解聚酯组合物的总重量，四氢呋喃的重量含量为3ppm-200ppm; 基于生物可降解聚酯组合物的总重量，环戊酮的重量含量为0.5ppm-85ppm。 在本发明中，通过向组合物中加入四氢呋喃和环戊酮，并且在组合物中控制四氢呋喃的含量和环戊酮的含量在一定范围内，可以极大地提高印刷过程中生物可降解聚酯组合物的印刷不良， 油墨剥离膜材料，也不会有过多的油墨粘附到膜材料上，使得膜显示出优异的印刷性能。 此外，可以改善吹塑成型过程中生物可降解聚酯膜的润滑程度。 当吹膜速度为176Kg / h时，膜厚的范围小于0.2μm，膜厚的相对偏差小于1％。 泡沫稳定性和吹膜连续性得到保证。
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公开(公告)号：EP3315554A1
公开(公告)日：2018-05-02
申请号：EP17764499.4
申请日：2017-03-01
发明人： LU, Changli , YUAN, Zhimin , CAI, Tongmin , HUANG, Xianbo , ZENG, Xiangbin , JIAO, Jian , YUAN, Renxu , ZHONG, Yuke , XIONG, Kai , YANG, Hui , MAI, Kaijin , DONG, Xueteng
摘要： The present invention discloses a biodegradable polyester composition, wherein based on a total weight of the biodegradable polyester composition, a weight content of styrene is 0.1ppm-30ppm. When the weight content of styrene which is added into a chosen formula of the biodegradable polyester composition based on the total weight of the biodegradable polyester composition is controlled as 0.1ppm-30ppm, the present invention may guarantee the biodegradable polyester composition with excellent transmittance and haze effect, and meanwhile may guarantee the biodegradable polyester composition with suitable UV resistance function, without reducing a degradation rate of the biodegradable polyester composition.
摘要翻译： 本发明公开了一种生物可降解聚酯组合物，其中基于生物可降解聚酯组合物的总重量，苯乙烯的重量含量为0.1ppm-30ppm。 当基于可生物降解聚酯组合物的总重量加入到生物可降解聚酯组合物的选定式中的苯乙烯的重量含量被控制为0.1ppm-30ppm时，本发明可以保证具有优异透光率和雾度的可生物降解聚酯组合物 同时可以保证具有合适的抗紫外线功能的可生物降解的聚酯组合物，而不降低可生物降解的聚酯组合物的降解速率。
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