GB825803A - A novel amido-phosphate ester and acrylonitrile polymers flame-proofed therewith - Google Patents

A novel amido-phosphate ester and acrylonitrile polymers flame-proofed therewith

Info

Publication number
GB825803A
GB825803A GB32159/57A GB3215957A GB825803A GB 825803 A GB825803 A GB 825803A GB 32159/57 A GB32159/57 A GB 32159/57A GB 3215957 A GB3215957 A GB 3215957A GB 825803 A GB825803 A GB 825803A
Authority
GB
United Kingdom
Prior art keywords
acrylonitrile
vinyl
allyl
weight
polymers
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
GB32159/57A
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.)
Monsanto Chemicals Ltd
Monsanto Chemical Co
Original Assignee
Monsanto Chemicals Ltd
Monsanto Chemical Co
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 Monsanto Chemicals Ltd, Monsanto Chemical Co filed Critical Monsanto Chemicals Ltd
Publication of GB825803A publication Critical patent/GB825803A/en
Expired legal-status Critical Current

Links

Classifications

    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07FACYCLIC, CARBOCYCLIC OR HETEROCYCLIC COMPOUNDS CONTAINING ELEMENTS OTHER THAN CARBON, HYDROGEN, HALOGEN, OXYGEN, NITROGEN, SULFUR, SELENIUM OR TELLURIUM
    • C07F9/00Compounds containing elements of Groups 5 or 15 of the Periodic Table
    • C07F9/02Phosphorus compounds
    • C07F9/06Phosphorus compounds without P—C bonds
    • C07F9/22Amides of acids of phosphorus
    • C07F9/24Esteramides
    • C07F9/2404Esteramides the ester moiety containing a substituent or a structure which is considered as characteristic
    • C07F9/2408Esteramides the ester moiety containing a substituent or a structure which is considered as characteristic of hydroxyalkyl compounds

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Biochemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • Molecular Biology (AREA)
  • Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)

Abstract

The invention comprises 2 - cyanoethyl N,N,N1,N1-tetramethyldiamidophosphate which may be used in flameproofing acrylonitrile polymers and copolymers (see Group IV(a)). It may be prepared by heating tetramethyldiamido monochlorophosphate with 2-cyanoethanol in the presence of triethylamine, e.g. at 75-85 DEG C.ALSO:Polyacrylonitrile and acrylonitrile copolymers containing at least 70% by weight of acrylonitrile are rendered flame-proof by the incorporation of 2-cyanoethyl N,N,N1,N1-tetramethyldiamidophosphate. The acrylonitrile polymer may be admixed with another polymeric material, e.g. one exhibiting an affinity for dyestuffs, in such proportions that the mixture contains at least 70% by weight of acrylonitrile units. The molecular weight of the polymers is generally greater than 10,000, preferably greater than 25,000, e.g. 40,000 to 250,000. The amount of the phosphate is generally 2-20% by weight based on the polymer. Shaped articles may be prepared by conventional wet or dry spinning processes of solutions of the polymer containing the phosphate. Specified copolymers are those of acrylonitrile with vinyl acetate, vinyl and vinylidene chlorides, dimethyl maleate and fumarate, methyl and glycidyl acrylates and methacrylates, methacrylonitrile, styrene, vinyl, allyl and methallyl chloroacetates, vinyl pyridines, allyl and methallyl glycidyl ethers and allyl glycidyl phthalate. Specified solvents for the acrylonitrile polymers are dimethyl formamide and acetamide, ethylene carbonate and cyanoacetamide.
GB32159/57A 1956-10-15 1957-10-15 A novel amido-phosphate ester and acrylonitrile polymers flame-proofed therewith Expired GB825803A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US825803XA 1956-10-15 1956-10-15

Publications (1)

Publication Number Publication Date
GB825803A true GB825803A (en) 1959-12-23

Family

ID=22172065

Family Applications (1)

Application Number Title Priority Date Filing Date
GB32159/57A Expired GB825803A (en) 1956-10-15 1957-10-15 A novel amido-phosphate ester and acrylonitrile polymers flame-proofed therewith

Country Status (1)

Country Link
GB (1) GB825803A (en)

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