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1. 发明公开

US20240209144A1 RESIN, RESIN COMPOSITION, COATING LIQUID COMPOSITION, FILM, COATING MEMBRANE, ELECTROPHOTOGRAPHY PHOTORECEPTOR, INSULATIVE MATERIAL, MOLDED PRODUCT, ELECTRONIC DEVICE, AND RESIN MANUFACTURING METHOD 审中-公开
公开(公告)号：US20240209144A1
公开(公告)日：2024-06-27
申请号：US18284967
申请日：2022-03-31
申请人： IDEMITSU KOSAN CO.,LTD.
发明人： Takaaki HIKOSAKA , Hironobu MORISHITA , Kazunori CHIBA
IPC分类号： C08G64/06 , C08G64/42 , C09D169/00 , G03G5/05
CPC分类号： C08G64/06 , C08G64/42 , C09D169/00 , G03G5/0564
摘要： A resin includes a repeating unit of a structure represented by a formula (FR1) below. In the formula (FR1), R are each independently an aliphatic hydrocarbon group having 1 to 6 carbon atoms, an aromatic hydrocarbon group having 6 to 12 ring carbon atoms, an alkoxy group having 1 to 10 carbon atoms, or a halogen atom; a plurality of R are optionally linked together to form a cyclic structure (including an aromatic ring and a heterocycle); and n represents an integer in a range from 0 to 3.

2. 发明公开

US20240174801A1 POLYCARBONATE COPOLYMER COMPOSITIONS FOR RAIL INTERIORS 审中-公开
公开(公告)号：US20240174801A1
公开(公告)日：2024-05-30
申请号：US18281501
申请日：2022-03-09
申请人： SHPP GLOBAL TECHNOLOGIES B.V.
发明人： Fabio Di Lena , Mark Adrianus Johannes van der Mee , Roland Sebastian Assink
IPC分类号： C08G64/18 , C08G64/06 , C08K3/34 , C08K5/521 , C08K7/14 , C08L69/00
CPC分类号： C08G64/186 , C08G64/06 , C08K3/34 , C08K5/521 , C08K7/14 , C08L69/00 , C08K2201/004 , C08L2201/02 , C08L2203/30 , C08L2205/025 , C08L2205/03
摘要： A polycarbonate composition comprising: a polycarbonate comprising a homopolycarbonate, a poly(ester-carbonate-siloxane), a poly(aliphatic ester-carbonate), a poly(ester-carbonate-siloxane), a brominated polycarbonate, a poly(ester-carbonate), or a combination thereof and optionally, a poly(phthalate-carbonate); a poly(carbonate-siloxane) present in an amount effective to provide 1-10 wt % total siloxane, based on the total weight of the composition; 11-25 wt % of a reinforcing composition comprising 10-24 wt % glass fibers, and 1-10 wt % mineral filler comprising talc, kaolin, calcium carbonate, wollastonite, or a combination thereof; optionally, an organophosphorous flame retardant in amount effective to provide up to 1.5 wt % phosphorous; optionally, up to 10 wt % additive composition, wherein each amount is based on the total weight of the polycarbonate composition, which sums to 100 wt %.

3. 发明公开

US20240132661A1 COMPOSITION AND PROCESS FOR PRODUCING A TRANSLUCENT THERMOPLASTIC POLYCARBONATE-POLYMETHYL METHACRYLATE MOLDING COMPOUND 审中-公开
公开(公告)号：US20240132661A1
公开(公告)日：2024-04-25
申请号：US18265778
申请日：2021-12-13
申请人： Covestro Deutschland AG
发明人： Andreas Seidel , Mandy Gieler , Tobias Bubmann , Volker Altstädt
IPC分类号： C08G64/06 , B29C48/00 , C08F220/14 , C08F220/32 , C08K5/098 , B29K33/00 , B29K69/00
CPC分类号： C08G64/06 , B29C48/022 , C08F220/14 , C08F220/325 , C08K5/098 , B29K2033/12 , B29K2069/00
摘要： The present invention relates to a composition for producing a thermoplastic molding compound containing

A) at least one aromatic polycarbonate and/or aromatic polyester carbonate containing at least 500 ppmw of phenolic OH groups, wherein the weight-average molecular weight Mw of component A determined by gel permeation chromatography at room temperature in dichloromethane as solvent using a polycarbonate calibration standard is in the range from 15 000 to 40 000 g/mol,
B) at least one copolymer containing structural units derived from methyl methacrylate and 0.3% to 15% by weight, based on component B, of structural units derived from glycidyl methacrylate, wherein component B has a weight-average molecular weight Mw determined by gel permeation chromatography at room temperature in tetrahydrofuran as solvent using a polystyrene standard of 20 000 to 200 000 g/mol,
wherein in component B the ratio of Mw in kg/mol to the weight fraction of glycidyl methacrylate-derived structural units in % by weight is in the range from 2 to 100,
wherein the weight ratio of component A and component B is in the range from 30:70 to 90:10,

and to a process for producing a molding compound from the composition, to a molding compound obtainable by the process, to the use of the molding compound for producing molded articles, to the molded articles themselves and to a process for producing the molded articles.

4. 发明公开

US20230331910A1 METHOD FOR THE MANUFACTURE OF A MODIFIED POLYCARBONATE 审中-公开
公开(公告)号：US20230331910A1
公开(公告)日：2023-10-19
申请号：US17766309
申请日：2020-09-24
申请人： SABIC GLOBAL TECHNOLOGIES B.V.
发明人： Robert Russell Gallucci , Sripradha Suresh , Mehdi Mahmoodi
IPC分类号： C08G64/42 , C08G64/06 , C08G64/24 , C08G64/30 , C08K5/20 , B29C48/00 , B29B7/00
CPC分类号： C08G64/42 , C08G64/06 , C08G64/24 , C08G64/307 , C08K5/20 , B29C48/022 , B29B7/007 , B29C2948/92704 , B29C2948/92561 , B29K2069/00
摘要： The present invention relates to a method for the manufacture of a modified polycarbonate comprising reacting polycarbonate with at least one primary amide in a melt mixing device at a temperature of at least 230° C. for a period of at least 0.5 minutes.

5. 发明公开

US20230167296A1 FLAME-RETARDANT POLYCARBONATE COMPOSITION 审中-公开
公开(公告)号：US20230167296A1
公开(公告)日：2023-06-01
申请号：US17997751
申请日：2021-05-14
申请人： Covestro Deutschland AG
发明人： Zhenyu Huang , Hao Han
IPC分类号： C08L69/00 , C08G64/06 , C08G64/18 , C08K5/5399 , C08K3/22 , C08G77/442 , C08F220/14 , C08F220/18
CPC分类号： C08L69/00 , C08G64/06 , C08G64/186 , C08K5/5399 , C08K3/22 , C08G77/442 , C08F220/14 , C08F220/1804 , C08L2201/02 , C08K2003/2227 , C08L2203/30 , C08L2205/03
摘要： The present invention relates to a flame-retardant polycarbonate composition comprising the following components, relative to the total weight of the composition:

A) 40-60 wt. % of at least one aromatic polycarbonate,
B) 30-50 wt. % of at least one polysiloxane-polycarbonate condensate,
C) 0.5-5 wt. % of at least one cyclic phosphazene,
D) 1-5 wt. % of at least one silicone-acrylate rubber based impact modifier,
E) 0.3-3 wt % of aluminium hydroxide oxide,
F) 0.1-1 wt. % of at least one anti-dripping agent, and
G) 0.1-1 wt. % of at least one UV absorber.

The present invention also relates to a shaped article produced from the composition. The polycarbonate composition according to the present invention has a good combination of low-temperature impact performance, flame-retardancy, hydrolytic stability, anti-UV performance, and heat resistance.

6. 发明公开

US20230151148A1 Polycarbonate Compositions Containing Polyethercarbonate Polyols 审中-公开
公开(公告)号：US20230151148A1
公开(公告)日：2023-05-18
申请号：US17919400
申请日：2021-05-20
申请人： Covestro Deutschland AG
发明人： Rolf Wehrmann , Anke Boumans
IPC分类号： C08G64/06 , C08G64/18 , B29C45/00
CPC分类号： C08G64/06 , C08G64/183 , B29C45/0001 , B29C2945/76531 , B29K2069/00
摘要： Polycarbonate-based compositions containing polyether carbonate polyol are described. The compositions have an elevated transmittance in the VIS range as a result of the additive and further advantageous properties, for instance improved demolding characteristics. Even small amounts have a significant impact.

7. 发明申请

US20190233584A1 POLYCARBONATE RESIN, AND POLYCARBONATE RESIN COMPOSITION 审中-公开
公开(公告)号：US20190233584A1
公开(公告)日：2019-08-01
申请号：US16376197
申请日：2019-04-05
申请人： IDEMITSU KOSAN CO., LTD
发明人： Nobuhiro WATANABE
IPC分类号： C08G64/06 , C08L69/00 , C08L83/04 , C08L83/08 , C08K5/00 , C08L83/06 , C08K5/524 , C07C39/16
CPC分类号： C08G64/06 , C07C39/16 , C08G77/14 , C08G77/18 , C08G77/20 , C08G77/26 , C08G77/28 , C08K5/005 , C08K5/524 , C08L69/00 , C08L83/04 , C08L83/06 , C08L83/08
摘要： Provided is a polycarbonate resin, including, as a raw material, a bisphenol A having 100 ppm by mass or less of isopropenylphenol and 250 ppm by mass or less of 2-(2-hydroxyphenyl)-2-(4-hydroxyphenyl)propane, each detected after heating in air at 175° C. for 1 hour.

8. 发明申请

US20180312688A1 POLYCARBONATE RESIN HAVING AMINE RESISTANCE 审中-公开
公开(公告)号：US20180312688A1
公开(公告)日：2018-11-01
申请号：US15770898
申请日：2016-10-24
申请人： TEIJIN LIMITED
发明人： Hideyuki TSUNEMORI , Katsuhiro YAMANAKA
IPC分类号： C08L69/00
CPC分类号： C08G64/04 , C08G64/06 , C08G64/081 , C08L69/00
摘要： A polycarbonate copolymer or copolymerized polycarbonate blend having excellent amine resistance, which has, as main constituent units, (A) constituent units each represented by the following formula (1): wherein, in the formula (1), each of R1 and R2 is independently a hydrogen atom, a hydrocarbon group having 1 to 9 carbon atoms and optionally containing an aromatic group, or a halogen atom, (B) constituent units each represented by the following formula (2): wherein, in the formula (2), each of R3 and R4 is independently an alkyl group having 1 to 6 carbon atoms or a halogen atom, and X is a single bond, a substituted or unsubstituted alkylene group, a substituted or unsubstituted alkylidene group, a sulfur atom, or an oxygen atom, and (C) constituent units each represented by the following formula (3): wherein, in the formula (3), W represents a single bond, a substituted or unsubstituted alkylene group, a substituted or unsubstituted alkylidene group, a sulfur atom, or an oxygen atom, wherein the amount of the constituent units (A) is 5 to 15 mol %, the amount of the constituent units (B) is 20 to 60 mol %, and the amount of the constituent units (C) is 25 to 75 mol %, based on the mole of the all constituent units, and the polycarbonate copolymer or copolymerized polycarbonate blend is excellent in scratch resistance, impact resistance, heat resistance, and amine resistance.

9. 发明授权

US09994673B2 Bisphenol polyether oligomers, methods of manufacture, and polycarbonates made therefrom 有权
公开(公告)号：US09994673B2
公开(公告)日：2018-06-12
申请号：US14862709
申请日：2015-09-23
申请人： SABIC GLOBAL TECHNOLOGIES B.V
发明人： Jill Ellen Marshall , Robert Russell Gallucci , James Alan Mahood
IPC分类号： C08G64/12 , C08G65/40 , C08G64/06 , C08G64/08 , C08K5/524
CPC分类号： C08G64/06 , C08G64/081 , C08G64/12 , C08G65/40 , C08K5/524
摘要： A bisphenol polyether oligomer composition comprising greater than 90 wt. % of an oligomer of the formula wherein Ra, Rb, and Rc are each independently a C1-12 alkyl, C1-12 alkoxy, or C1-12 alkylarylene, each Xa is independently a single bond, —O—, —S—, —S(O)—, —S(O)2—, —C(O)—, or a C1-18 organic group, G is H or p, q, and t are each independently integers of 0 to 4, n is 1 to 10; and wherein the bisphenol polyether oligomer composition comprises: a total halide content of less than 1000 ppm, less than 1000 ppm of —CH2OH groups, less than 5 wt. % cyclic oligomers, and less than 100 ppm of a bisphenol of the formula wherein Ra, Rb, Xa, p and q are the same as in the oligomer.

10. 发明授权

US09982129B2 Polycarbonate resin composition, and optical material and optical lens each manufactured using same 有权
公开(公告)号：US09982129B2
公开(公告)日：2018-05-29
申请号：US15305895
申请日：2015-04-28
申请人： MITSUBISHI GAS CHEMICAL COMPANY, INC.
发明人： Hirohito Ishizuka , Noriyuki Kato , Kentaro Ishihara , Munenori Shiratake , Manabu Hirakawa
IPC分类号： C08L69/00 , C08G64/06 , G02B1/04
CPC分类号： C08L69/00 , C08G64/06 , C08L2201/10 , C08L2205/02 , C08L2205/025 , G02B1/04 , G02B1/041
摘要： A polycarbonate resin composition including: a polycarbonate resin (A) which has a constitutional unit (a) represented by general formula (4); and a polycarbonate resin (B) which has a constitutional unit (b) represented by general formula (5). (In formula (4), X represents an alkylene group having 1 to 4 carbon atoms.) (In formula (5), R1 and R2 independently represent a hydrogen atom, an alkyl group having 1 to 20 carbon atoms, an alkoxyl group having 1 to 20 carbon atoms, a cycloalkyl group having 5 to 20 carbon atoms, a cycloalkoxyl group having 5 to 20 carbon atoms, an aryl group having 6 to 20 carbon atoms, or an aryloxy group having 6 to 20 carbon atoms; and Y represents an alkylene group having 1 to 4 carbon atoms.)

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