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1. 发明授权

US6271336B2 Process for producing aromatic-aliphatic copolycarbonate 有权
标题翻译：芳香族 - 脂肪族共聚碳酸酯的制造方法
公开(公告)号：US6271336B2
公开(公告)日：2001-08-07
申请号：US72586300
申请日：2000-11-30
申请人： MITSUBISHI GAS CHEMICAL CO
发明人： NAGASHIMA HIROMITSU , YOSHIDA SHU , NAGAI SATOSHI , ISAHAYA YOSHINORI
IPC分类号： C08G64/16 , C08G64/30 , C08G64/00
CPC分类号： C08G64/307 , C08G64/1608
摘要： A process for producing an aromatic-aliphatic copolycarbonate which is excellent in impact resistance and heat resistance and has large Abbe number, small photoelasticity constant, and excellent color tone. The process comprises conducting polycondensation in a reactor made of a stainless steel comprising at least 12 wt % nickel, at least 22 wt % chromium, and at least 50 wt % iron.
摘要翻译：一种耐冲击性和耐热性优异的芳香族 - 脂肪族共聚碳酸酯的制造方法，具有大的阿贝数，小的光弹性常数和优异的色调。该方法包括在由不锈钢制成的反应器中进行缩聚，其包含至少12重量％的镍，至少22重量％的铬和至少50重量％的铁。

2. 发明专利

DE10136233B4 Verfahren zur Reinigung eines polycyclischen Diols 未知
公开(公告)号：DE10136233B4
公开(公告)日：2013-09-12
申请号：DE10136233
申请日：2001-07-25
申请人： MITSUBISHI GAS CHEMICAL CO
发明人： YOSHIDA SHU , NAGAI SATOSHI , KONISHI TAKASHI , SASAKI MAKOTO
IPC分类号： C07C29/80 , C07C29/88 , C07C31/27 , C07C33/16 , C08G18/32
摘要： Verfahren zur Reinigung eines polycyclischen Diols, das ausgewählt wird aus der aus Tricyclodecandimethanol, Bicycloheptandimethanol, Decalindimethanol, Pentacyclopentadecandimethanol und Norbomendimethanol bestehenden Gruppe, welches Destillieren eines Gemisches des polycyclischen Diols und mindestens einer Aldehyd-Verbindung als Verunreinigung in Gegenwart einer Alkalimetall-Verbindung und/oder einer Erdalkalimetall-Verbindung in einem Anteil von 200 bis 5000 ppm bezogen auf das polycyclische Diol umfasst, wodurch die Aldehyd-Verbindung aus dem polycyclischen Diol entfernt wird, wobei die Destillation bei 180 bis 230°C unter reduziertem Druck von 13,33 bis 1.999,84 Pa (0,1 bis 15 mmHg) durchgeführt wird, und die Alkalimetall-Verbindung ausgewählt wird aus der Gruppe bestehend aus Natriumhydroxid, Kaliumhydroxid, Cäsiumhydroxid, Lithiumhydroxid, Natriumhydrogencarbonat, Natriumcarbonat, Kaliumcarbonat, Cäsiumcarbonat, Lithiumcarbonat, Natriumacetat, Kaliumacetat, Cäsiumacetat, Lithiumacetat, Natriumstearat, Kaliumstearat, Cäsiumstearat, Lithiumstearat, Natriumborhydrid, Natriumphenylborat, Natriumbenzoat, Kaliumbenzoat, Cäsiumbenzoat, Lithiumbenzoat, Dinatriumhydrogenphosphat, Dikaliumhydrogenphosphat, Dilithiumhydrogenphosphat, Dinatriumphenylphosphat, Dinatriumsalz von Bisphenol A, Dikaliumsalz von Bisphenol A, Dicäsiumsalz von Bisphenol A, Dilithiumsalz von Bisphenol A, Natriumphenolat, Kaliumphenolat, Cäsiumphenolat und Lithiumphenolat, und die Erdalkalimetall-Verbindung ausgewählt wird aus der Gruppe bestehend aus Magnesiumhydroxid, Calciumhydroxid, Strontiumhydroxid, Bariumhydroxid, Magnesiumhydrogencarbonat, Calciumhydrogencarbonat, Strontiumhydrogencarbonat, Bariumhydrogencarbonat, Magnesiumacetat, Calciumacetat, Strontiumacetat, Bariumacetat, Magnesiumstearat, Calciumstearat, Calciumbenzoat und Magnesiumphenylphosphat.

3. 发明专利

AU748964B2 Aromatic-aliphatic copolycarbonate and process for producing the same 未知
公开(公告)号：AU748964B2
公开(公告)日：2002-06-13
申请号：AU3393799
申请日：1999-06-08
申请人： MITSUBISHI GAS CHEMICAL CO
发明人： NAGAI SATOSHI , KONDO OSAMU , TAKAKUWA KYOHEI , ISAHAYA YOSHINORI , FUJIMORI TAKAYASU
IPC分类号： C08G64/16 , C08G64/30
摘要： An aromatic-aliphatic copolycarbonate and a process for producing the same which comprises polycondensation of an aromatic dihydroxy compound, such as 1,1-bis(4-hydroxyphenyl)cyclohexane, tricyclo(5.2.1.0 )decanedimethanol, and a carbonic acid diester in a molten state under heating, wherein the carbonic acid diester has a chlorine content of 20 ppm or lower. The copolycarbonate has improved refractive index, balance of dispersion, and photoelastic constant while retaining high impact resistance, high heat resistance, and excellent hue.

4. 发明专利

AU3393799A Aromatic-aliphatic copolycarbonate and process for producing the same 未知
公开(公告)号：AU3393799A
公开(公告)日：1999-12-23
申请号：AU3393799
申请日：1999-06-08
申请人： MITSUBISHI GAS CHEMICAL CO
发明人： NAGAI SATOSHI , KONDO OSAMU , TAKAKUWA KYOHEI , ISAHAYA YOSHINORI , FUJIMORI TAKAYASU
IPC分类号： C08G64/16 , C08G64/30
摘要： An aromatic-aliphatic copolycarbonate and a process for producing the same which comprises polycondensation of an aromatic dihydroxy compound, such as 1,1-bis(4-hydroxyphenyl)cyclohexane, tricyclo(5.2.1.0 )decanedimethanol, and a carbonic acid diester in a molten state under heating, wherein the carbonic acid diester has a chlorine content of 20 ppm or lower. The copolycarbonate has improved refractive index, balance of dispersion, and photoelastic constant while retaining high impact resistance, high heat resistance, and excellent hue.

5. 发明专利

DE69408894D1 未知
公开(公告)号：DE69408894D1
公开(公告)日：1998-04-16
申请号：DE69408894
申请日：1994-05-04
申请人： MITSUBISHI GAS CHEMICAL CO
发明人： YU JIAN , NAGAI SATOSHI , SHIMIZU KEN-ICHI , OKUZONO TOSHIAKI
IPC分类号： C08K5/10 , C08K5/13 , C08K5/3432 , C08K5/3435 , C08K5/3475 , C08L23/06 , C08L33/12 , C08L51/06 , C08L59/00 , C08L71/02
摘要： A polyacetal resin composition which comprises (A) 100 parts by weight of a polyacetal resin, (B) 0.1 to 1.5 parts by weight of at least one kind selected from the group of light stabilizers represented by the following formula (1) wherein two X's are the same or different and each denotes a hydrogen atom or a methyl group, (C) 0.1 to 1.5 parts by weight of an ultraviolet light absorber, (D) 0.1 to 3 parts by weight of polyethylene, (E) 0.1 to 5 parts by weight of polyethylene glycol, and (F) 0.1 to 10 parts by weight of a polymer of a methacrylate ester. This polyacetal resin composition is excellent in weather resistance and molding processability.

6. 发明专利

AU663569B2 A process for producing a polyacetal resin composition 未知
公开(公告)号：AU663569B2
公开(公告)日：1995-10-12
申请号：AU3510793
申请日：1993-03-10
申请人： MITSUBISHI GAS CHEMICAL CO
发明人： MIMURA HIROSHI , NAGAI SATOSHI , KOBAYASHI MAKOTO , HASEGAWA MASAO
IPC分类号： C08K5/05 , C08K5/053 , C08L5/16 , C08L59/00 , C08L75/00 , C08L75/04 , C08G4/00
摘要： There is dislcosed a process for producing a polyacetal resin composition, which comprises mixing (A) a polyacetal resin, (B) a thermoplastic polyurethane elastomer and (B) a polyhydric alcohol having at least three hydroxyl groups in the molecule, in molten state with shear, at a temperature of 180 to 250 DEG C. The polyacetal resin composition produced by the above process gives injection-molded shaped articles showing well-balanced various physical properties such as tensile strength and elongation at break at weld portions, and impact resistance.

7. 发明专利

DE69415936D1 未知
公开(公告)号：DE69415936D1
公开(公告)日：1999-02-25
申请号：DE69415936
申请日：1994-11-15
申请人： MITSUBISHI GAS CHEMICAL CO
发明人： SANADA DAISUKE , HASEGAWA MASAO , NAGAI SATOSHI , MIMURA HIROSHI
IPC分类号： B29B7/10 , C08K5/05 , C08K5/29 , C08L59/00 , C08L75/00 , C08L75/04
摘要： A process for producing an impact-resistant polyacetal resin composition, which comprises a first step of mixing with shear a polyacetal resin (A), a thermoplastic polyurethane (B) and a polyhydric alcohol (C) having at least three hydroxyl groups in the molecule at a temperature of 180 to 250 DEG C and at a temperature at which said polyacetal resin (A) and said thermoplastic polyurethane (B) melt; and a second step of mixing with shear the resulting mixture obtained in the first step, in the presence of at least one compound (D) selected from the group consisting of a polyisocyanate (d1) and a compound (d2) which generates a polyisocyanate under heat, at a temperature of 180 to 250 DEG C and at a temperature at which said polyacetal resin (A) and said thermoplastic polyurethane (B) melt. The polyacetal resin composiion provided by the above process is useful as a material for such parts as clips, springs, gears, bearings, cams, levers and the like in electric and electronical machines, office machines, automobiles, industrial machines, toys and/or sports goods, etc.

8. 发明专利

DE69408894T2 未知
公开(公告)号：DE69408894T2
公开(公告)日：1998-11-12
申请号：DE69408894
申请日：1994-05-04
申请人： MITSUBISHI GAS CHEMICAL CO
发明人： YU JIAN , NAGAI SATOSHI , SHIMIZU KEN-ICHI , OKUZONO TOSHIAKI
IPC分类号： C08K5/10 , C08K5/13 , C08K5/3432 , C08K5/3435 , C08K5/3475 , C08L23/06 , C08L33/12 , C08L51/06 , C08L59/00 , C08L71/02
摘要： A polyacetal resin composition which comprises (A) 100 parts by weight of a polyacetal resin, (B) 0.1 to 1.5 parts by weight of at least one kind selected from the group of light stabilizers represented by the following formula (1) wherein two X's are the same or different and each denotes a hydrogen atom or a methyl group, (C) 0.1 to 1.5 parts by weight of an ultraviolet light absorber, (D) 0.1 to 3 parts by weight of polyethylene, (E) 0.1 to 5 parts by weight of polyethylene glycol, and (F) 0.1 to 10 parts by weight of a polymer of a methacrylate ester. This polyacetal resin composition is excellent in weather resistance and molding processability.

9. 发明专利

DE69312536T2 未知
公开(公告)号：DE69312536T2
公开(公告)日：1998-03-19
申请号：DE69312536
申请日：1993-03-15
申请人： MITSUBISHI GAS CHEMICAL CO
发明人： NAGAI SATOSHI , HASEGAWA MASAO , MIMURA HIROSHI , KOBAYASHI MAKOTO
IPC分类号： C08K5/05 , C08K5/053 , C08L5/16 , C08L59/00 , C08L75/00 , C08L75/04 , C08J3/00
摘要： There is dislcosed a process for producing a polyacetal resin composition, which comprises mixing (A) a polyacetal resin, (B) a thermoplastic polyurethane elastomer and (B) a polyhydric alcohol having at least three hydroxyl groups in the molecule, in molten state with shear, at a temperature of 180 to 250 DEG C. The polyacetal resin composition produced by the above process gives injection-molded shaped articles showing well-balanced various physical properties such as tensile strength and elongation at break at weld portions, and impact resistance.

10. 发明专利

AU3555693A Process for producing impact-resistant polyacetal resin composition 未知
公开(公告)号：AU3555693A
公开(公告)日：1993-10-07
申请号：AU3555693
申请日：1993-03-30
申请人： MITSUBISHI GAS CHEMICAL CO
发明人： NAGAI SATOSHI , HASEGAWA MASAO , MIMURA HIROSHI , KOBAYASHI MAKOTO
IPC分类号： C08G18/32 , C08G18/56 , C08G18/64 , C08G18/65 , C08L59/00 , C08L75/00 , C08L75/04 , C08L75/10 , C08K5/05
摘要： A process for producing an impact-resistant polyacetal resin composition, which comprises mixing with shear a polyacetal resin (A), a thermoplastic polyurethane (B), a polyhydric alcohol (C) having at least three hydroxyl groups in the molecule and at least one compound (D) selected from the group consisting of a polyisocyanate (d1) and a compound (d2) which generates a polyisocyanate under heat, while at least two components (A) and (B) are melted. An injection-molded article from the impact-resistant polyacetal resin composition, provided by the above process, exhibits superior tensile strength and elongation at break at weld portions.

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