GB1286963A - Improvements in or relating to a dilactone derivative of a benzophenone hexacarboxylic acid - Google Patents

Improvements in or relating to a dilactone derivative of a benzophenone hexacarboxylic acid

Info

Publication number
GB1286963A
GB1286963A GB6033169A GB6033169A GB1286963A GB 1286963 A GB1286963 A GB 1286963A GB 6033169 A GB6033169 A GB 6033169A GB 6033169 A GB6033169 A GB 6033169A GB 1286963 A GB1286963 A GB 1286963A
Authority
GB
United Kingdom
Prior art keywords
dilactone
benzophenone
derivative
relating
hexacarboxylic acid
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
GB6033169A
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.)
Gelsenberg Benzin AG
Original Assignee
Gelsenberg Benzin AG
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 Gelsenberg Benzin AG filed Critical Gelsenberg Benzin AG
Publication of GB1286963A publication Critical patent/GB1286963A/en
Expired legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D493/00—Heterocyclic compounds containing oxygen atoms as the only ring hetero atoms in the condensed system
    • C07D493/22—Heterocyclic compounds containing oxygen atoms as the only ring hetero atoms in the condensed system in which the condensed system contains four or more hetero rings

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)

Abstract

1286963 Plasticizer GELSENBERG BENZIN AG 10 Dec 1969 [11 Dec 1968] 60331/69 Heading C3P [Also in Division C2] A polymer composition contains as plasticizer an ester of a novel compound of the formula i.e. a benzophenone-hexacarboxylic acid- 4,5,4<SP>1</SP>,5<SP>1</SP>-dianhydride-2,2<SP>1</SP>-dilactone (see Division C2). An example describes adding a novel compound as above esterified by means of an alcohol. to P.V.C., a stabilizer and a release agent.
GB6033169A 1968-12-11 1969-12-10 Improvements in or relating to a dilactone derivative of a benzophenone hexacarboxylic acid Expired GB1286963A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19681813835 DE1813835A1 (en) 1968-12-11 1968-12-11 Benzophenone hexacarboxylic acid 4,5,4 ', 5'-dianhydride-2,2'-dilactone

Publications (1)

Publication Number Publication Date
GB1286963A true GB1286963A (en) 1972-08-31

Family

ID=5715822

Family Applications (1)

Application Number Title Priority Date Filing Date
GB6033169A Expired GB1286963A (en) 1968-12-11 1969-12-10 Improvements in or relating to a dilactone derivative of a benzophenone hexacarboxylic acid

Country Status (4)

Country Link
BE (1) BE742862A (en)
DE (1) DE1813835A1 (en)
FR (1) FR2027592A1 (en)
GB (1) GB1286963A (en)

Also Published As

Publication number Publication date
DE1813835A1 (en) 1970-11-26
BE742862A (en) 1970-05-14
FR2027592A1 (en) 1970-10-02

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Legal Events

Date Code Title Description
PS Patent sealed
PLNP Patent lapsed through nonpayment of renewal fees