JPS57185346A - Polyester composition - Google Patents

Polyester composition

Info

Publication number
JPS57185346A
JPS57185346A JP6914981A JP6914981A JPS57185346A JP S57185346 A JPS57185346 A JP S57185346A JP 6914981 A JP6914981 A JP 6914981A JP 6914981 A JP6914981 A JP 6914981A JP S57185346 A JPS57185346 A JP S57185346A
Authority
JP
Japan
Prior art keywords
aromatic polyester
terephthalate
polylactone
polyester
block copolymer
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Granted
Application number
JP6914981A
Other languages
Japanese (ja)
Other versions
JPH0231113B2 (en
Inventor
Shigeo Kobayashi
Kiyoji Nanbu
Nori Yoshihara
Yukio Goto
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Toyobo Co Ltd
Original Assignee
Toyobo Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Toyobo Co Ltd filed Critical Toyobo Co Ltd
Priority to JP6914981A priority Critical patent/JPS57185346A/en
Publication of JPS57185346A publication Critical patent/JPS57185346A/en
Publication of JPH0231113B2 publication Critical patent/JPH0231113B2/ja
Granted legal-status Critical Current

Links

Abstract

PURPOSE: The titled composition that is prepared by adding aromatic polyester- polylactone block copolymer and a crystallization accelerator to polyalkylene terephthalate, thus being suitably used as electric parts, because of its improved mold releasability on low-temperature molding and improved surface properties of moldings.
CONSTITUTION: A composition composed of (A) 30W99.5pts.wt. of polyester of polyalkylene terephthalate or containing more than 80mol% alkylene terephthalate units and (B) 70W0.5pts.wt. of aromatic polyester-polylactone block copolymer that contains a crystalline aromatic polyester, preferably polybutylene terephthalate as the hard segment and a polylactone, preferably ε-caprolactone, as the soft segment, is kneaded with (C) 0.1W10wt% of a crystallization accelerator selected from polyalkylene glycols, aromatic carboxylic acid alcohol esters, higher fatty acid derivatives, benzoic acid metal salts and benzophenone.
COPYRIGHT: (C)1982,JPO&Japio
JP6914981A 1981-05-07 1981-05-07 Polyester composition Granted JPS57185346A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP6914981A JPS57185346A (en) 1981-05-07 1981-05-07 Polyester composition

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP6914981A JPS57185346A (en) 1981-05-07 1981-05-07 Polyester composition

Publications (2)

Publication Number Publication Date
JPS57185346A true JPS57185346A (en) 1982-11-15
JPH0231113B2 JPH0231113B2 (en) 1990-07-11

Family

ID=13394314

Family Applications (1)

Application Number Title Priority Date Filing Date
JP6914981A Granted JPS57185346A (en) 1981-05-07 1981-05-07 Polyester composition

Country Status (1)

Country Link
JP (1) JPS57185346A (en)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6055055A (en) * 1983-09-05 1985-03-29 Toyobo Co Ltd Polyester composition
JPS62109848A (en) * 1985-11-07 1987-05-21 Mitsubishi Rayon Co Ltd Flame-retardant polyester resin composition
JPH02112178A (en) * 1988-10-20 1990-04-24 Sumitomo Wiring Syst Ltd Connector
JPH036258A (en) * 1989-06-02 1991-01-11 Mitsui Petrochem Ind Ltd Polyester resin composition and its use

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS484116A (en) * 1972-04-18 1973-01-19
JPS5173052A (en) * 1974-12-19 1976-06-24 Toyo Boseki
JPS523644A (en) * 1975-06-25 1977-01-12 Teijin Ltd Process for manufacturing hollow molded articles
JPS52136276A (en) * 1976-05-12 1977-11-14 Toyo Boseki Elongation plastics of poly ester system
JPS54158452A (en) * 1978-02-28 1979-12-14 Du Pont Composition
JPS555972A (en) * 1978-06-29 1980-01-17 Toyobo Co Ltd Polyester composition

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS484116A (en) * 1972-04-18 1973-01-19
JPS5173052A (en) * 1974-12-19 1976-06-24 Toyo Boseki
JPS523644A (en) * 1975-06-25 1977-01-12 Teijin Ltd Process for manufacturing hollow molded articles
JPS52136276A (en) * 1976-05-12 1977-11-14 Toyo Boseki Elongation plastics of poly ester system
JPS54158452A (en) * 1978-02-28 1979-12-14 Du Pont Composition
JPS555972A (en) * 1978-06-29 1980-01-17 Toyobo Co Ltd Polyester composition

Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6055055A (en) * 1983-09-05 1985-03-29 Toyobo Co Ltd Polyester composition
JPS6353221B2 (en) * 1983-09-05 1988-10-21 Toyo Boseki
JPS62109848A (en) * 1985-11-07 1987-05-21 Mitsubishi Rayon Co Ltd Flame-retardant polyester resin composition
JPH0116861B2 (en) * 1985-11-07 1989-03-28 Mitsubishi Rayon Co
JPH02112178A (en) * 1988-10-20 1990-04-24 Sumitomo Wiring Syst Ltd Connector
JPH0350391B2 (en) * 1988-10-20 1991-08-01 Sumitomo Wiring Systems
JPH036258A (en) * 1989-06-02 1991-01-11 Mitsui Petrochem Ind Ltd Polyester resin composition and its use

Also Published As

Publication number Publication date
JPH0231113B2 (en) 1990-07-11

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