GB1451945A - Thermoplastic moulding compositions - Google Patents

Thermoplastic moulding compositions

Info

Publication number
GB1451945A
GB1451945A GB4711973A GB4711973A GB1451945A GB 1451945 A GB1451945 A GB 1451945A GB 4711973 A GB4711973 A GB 4711973A GB 4711973 A GB4711973 A GB 4711973A GB 1451945 A GB1451945 A GB 1451945A
Authority
GB
United Kingdom
Prior art keywords
acid
polyester
addition
sulphonates
resilience
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.)
Expired
Application number
GB4711973A
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.)
Montedison SpA
Original Assignee
Montedison SpA
Montecatini Edison SpA
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 Montedison SpA, Montecatini Edison SpA filed Critical Montedison SpA
Publication of GB1451945A publication Critical patent/GB1451945A/en
Expired legal-status Critical Current

Links

Classifications

    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08GMACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
    • C08G63/00Macromolecular compounds obtained by reactions forming a carboxylic ester link in the main chain of the macromolecule
    • C08G63/88Post-polymerisation treatment
    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08KUse of inorganic or non-macromolecular organic substances as compounding ingredients
    • C08K5/00Use of organic ingredients
    • C08K5/36Sulfur-, selenium-, or tellurium-containing compounds
    • C08K5/41Compounds containing sulfur bound to oxygen
    • C08K5/42Sulfonic acids; Derivatives thereof

Landscapes

  • Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Compositions Of Macromolecular Compounds (AREA)
  • Injection Moulding Of Plastics Or The Like (AREA)
  • Polyesters Or Polycarbonates (AREA)

Abstract

For the preparation of thermoplastic moulding compositions having a high rate of crystallisation, 0.05-1.5 % by weight of an alkali metal salt or alkaline earth metal salt of an organic sulphonic acid of the given formula (I) such as, for example, the sodium salt of isethionic acid or acetyl-isethionic acid, of taurine, of N-methyl-N-palmitoyltauric acid or of an alkanesulphonic acid is added to a linear polyester of the polyethylene terephthalate type. The addition of such sulphonates, which can be carried out before, during or after the preparation of the polyester, makes it possible, owing to their double nucleating and lubricating action, to shorten the injection-moulding cycle and hence to increase the production rate and, furthermore, makes it possible to obtain manufactured products having dimensional stability and a high heat distortion point. In this way, the addition of solid inorganic substances and hence the appearance of agglomerates and cracks, which would lead to a consequent reduction in the resilience of the finished objects, are completely avoided. The technical and application characteristics of the polyester are not comprised by the addition of such sulphonates and permit a significant increase in the production rate, with the finished products having improved mechanical characteristics (resilience). R X R'SO3Me (I> where: Me = alkali metal or alkaline earth metal; R = hydrogen atom or an alkyl, aryl or arylalkyl radical having 1 to 20 carbon atoms; R' = linear or branched alkylene radical having 1 or more carbon atoms, which can contain polar groups such as -COOR'' or -CH2COOR'' in its branches, X = a -CH2 group or a polar group such as <IMAGE> where R'' is a hydrocarbon radical.r
GB4711973A 1972-10-12 1973-10-09 Thermoplastic moulding compositions Expired GB1451945A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT3038672A IT968878B (en) 1972-10-12 1972-10-12 THERMOPLASTIC RESINS FOR INJECTION MOLDING BASED ON SATURATED STERES

Publications (1)

Publication Number Publication Date
GB1451945A true GB1451945A (en) 1976-10-06

Family

ID=11229657

Family Applications (1)

Application Number Title Priority Date Filing Date
GB4711973A Expired GB1451945A (en) 1972-10-12 1973-10-09 Thermoplastic moulding compositions

Country Status (10)

Country Link
JP (1) JPS5760376B2 (en)
AT (1) AT339611B (en)
BE (1) BE805936A (en)
CA (1) CA1026884A (en)
CH (1) CH618206A5 (en)
DE (1) DE2350781A1 (en)
FR (1) FR2202913B1 (en)
GB (1) GB1451945A (en)
IT (1) IT968878B (en)
NL (1) NL7313803A (en)

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0021648A1 (en) * 1979-06-19 1981-01-07 Imperial Chemical Industries Plc Fast crystallising polyester compositions
EP0031201A2 (en) * 1979-12-12 1981-07-01 Imperial Chemical Industries Plc Fast crystallising polyester compositions
US4368288A (en) 1979-09-21 1983-01-11 Imperial Chemical Industries Limited Fast crystallizing polyester compositions
EP1707598A1 (en) * 2004-01-20 2006-10-04 Takemoto Yushi Kabushiki Kaisha Aliphatic polyester resin composition, aliphatic polyester resin molding and process for producing the aliphatic polyester resin molding
CN113831700A (en) * 2021-11-04 2021-12-24 深圳市金志成塑胶科技有限公司 PET polyester composite material and preparation method thereof

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2639428C2 (en) * 1976-09-02 1986-01-30 Bayer Ag, 5090 Leverkusen Fast crystallizing polyester masses
US4539356A (en) * 1984-10-17 1985-09-03 Gaf Corporation Polyethylene terephthalate molding composition

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1151569A (en) * 1965-10-22 1969-05-07 Celanese Corp Metal Salts of Organic Sulphonic Acids and Polymer Compositions containing them
NL6608999A (en) * 1965-11-20 1967-02-27
DE1933969C3 (en) * 1969-07-04 1980-11-13 Hoechst Ag, 6000 Frankfurt Thermoplastic molding compounds based on saturated polyester
BE754116A (en) * 1969-07-29 1971-01-29 Hoechst Ag THERMOPLASTIC MOLDING MATERIALS BASED ON POLYESTERS
BE755830A (en) * 1969-09-05 1971-03-08 Hoechst Ag THERMOPLASTIC MOLDING MATERIALS BASED ON SATURATED POLYESTERS
BE755832A (en) * 1969-09-05 1971-03-08 Hoechst Ag THERMOPLASTIC MOLDING MATERIALS BASED ON SATURATED POLYESTERS
DE2004382A1 (en) * 1970-01-31 1971-10-14 Basf Ag Molded bodies made of linear polyethylene terephthalates

Cited By (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0021648A1 (en) * 1979-06-19 1981-01-07 Imperial Chemical Industries Plc Fast crystallising polyester compositions
US4368288A (en) 1979-09-21 1983-01-11 Imperial Chemical Industries Limited Fast crystallizing polyester compositions
EP0031201A2 (en) * 1979-12-12 1981-07-01 Imperial Chemical Industries Plc Fast crystallising polyester compositions
EP0031201A3 (en) * 1979-12-12 1981-07-15 Imperial Chemical Industries Plc Fast crystallising polyester compositions
US4380621A (en) 1979-12-12 1983-04-19 Imperial Chemical Industries Limited Fast crystallizing polyester compositions
EP1707598A1 (en) * 2004-01-20 2006-10-04 Takemoto Yushi Kabushiki Kaisha Aliphatic polyester resin composition, aliphatic polyester resin molding and process for producing the aliphatic polyester resin molding
EP1707598A4 (en) * 2004-01-20 2007-01-03 Takemoto Oil & Fat Co Ltd Aliphatic polyester resin composition, aliphatic polyester resin molding and process for producing the aliphatic polyester resin molding
US9139710B2 (en) 2004-01-20 2015-09-22 Takemoto Yushi Kabushiki Kaisha Aliphatic polyester resin compositions, molded articles of aliphatic polyester resin and method of producing same
CN113831700A (en) * 2021-11-04 2021-12-24 深圳市金志成塑胶科技有限公司 PET polyester composite material and preparation method thereof
CN113831700B (en) * 2021-11-04 2022-07-01 深圳市金志成塑胶科技有限公司 PET polyester composite material and preparation method thereof

Also Published As

Publication number Publication date
DE2350781A1 (en) 1974-04-25
CA1026884A (en) 1978-02-21
NL7313803A (en) 1974-04-16
JPS4997080A (en) 1974-09-13
FR2202913B1 (en) 1976-10-01
AT339611B (en) 1977-10-25
BE805936A (en) 1974-04-11
CH618206A5 (en) 1980-07-15
JPS5760376B2 (en) 1982-12-18
FR2202913A1 (en) 1974-05-10
IT968878B (en) 1974-03-20
ATA857773A (en) 1977-02-15
DE2350781C2 (en) 1988-04-21

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Legal Events

Date Code Title Description
PS Patent sealed
PCNP Patent ceased through non-payment of renewal fee