MXPA97003608A - Polim compositions - Google Patents

Polim compositions

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Publication number
MXPA97003608A
MXPA97003608A MXPA/A/1997/003608A MX9703608A MXPA97003608A MX PA97003608 A MXPA97003608 A MX PA97003608A MX 9703608 A MX9703608 A MX 9703608A MX PA97003608 A MXPA97003608 A MX PA97003608A
Authority
MX
Mexico
Prior art keywords
composition according
acid
aliphatic
aromatic
phosphono
Prior art date
Application number
MXPA/A/1997/003608A
Other languages
Spanish (es)
Other versions
MX9703608A (en
Inventor
Zakikhani Mohsen
Sarah Mitchie Karen
Original Assignee
Albright & Wilson Uk Limited
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
Priority claimed from GB9610070A external-priority patent/GB2313126A/en
Application filed by Albright & Wilson Uk Limited filed Critical Albright & Wilson Uk Limited
Publication of MX9703608A publication Critical patent/MX9703608A/en
Publication of MXPA97003608A publication Critical patent/MXPA97003608A/en

Links

Abstract

A polymer composition including phosphorus substituents comprising: (a) a phosphono-substituted carboxylic acid or a ester of said acid, and (b) a mono- or polyfunctional entity polymerizable with (a); substances suitable for use as (a) dicarboxylic acids aliphatic or phosphono-substituted aromatics or esters of these acids; substances suitable for use as (b) are polyhydric alcohols, aliphatic or aromatic mononuclear or polynuclear polycarboxylic acids or esters or anhydrides thereof. They are also suitable for use as (b) aliphatic or aromatic polyamines and aliphatic or aromatic polyisocyanates or polyepoxides

Description

CQflPQSlciES PE PQLIÍ1ERQ DESCRIPTIVE HEARING This invention relates to polymer compositions, in particular to polymer compositions including phosphono substituents. In accordance, the present invention provides a polymer composition comprising: (a) a substituted carboxylic acid or an ester of said acid; and (b) a mono or poly functional entity polymerizable with (a). Conveniently, (a) may be a phosphono substituted aliphatic or aromatic dicarboxylic acid or an ester of such an acid, for example phosphono succinic acid or its dimethyl ester. Entity (b) can be a polyhydric alcohol. Conveniently, (b) can be an aliphatic or cycloaliphatic dihydric alcohol, such as ethylene glycol, propylene glycol neopentyl glycol or 1,4-dimethylol-cyclohexane. Alternatively, (b) may be a trihydric alcohol such as glycerol. Again, (b) can be an aliphatic, mononuclear or aromatic polynuclear aromatic polycarboxylic acid, or an ester or anhydride of such an acid.
Therefore, (b) can be succinic acid, terephthalic acid, phthalic anhydride, naphthalic acid or naphthalic anhydride. In addition, (b) can be an aliphatic or aromatic polyarnine (eg ethylendiarnine) or an aromatic or aromatic polyisocyanate or a polyepoxide. The present invention will be illustrated, simply by means of examples, as follows: 1. Examples 1 to 3 The following polyester compositions were prepared, using phosphono-succinic acid and various polyhydric alcohols: Example 1: neopentyl glycol (NPG) Example 2: 1,4-dimethylol-cyclohexane (CHDM) Example 3: ethylene glycol (EG) 1. 1 Procedure Equivalent amounts of phosphonic acid and of each of the aforementioned diols were charged to a round-bottomed balloon, allowing its reaction at approximately 160 ° C for several hours while the acid number was monitored, until a very viscous liquid was produced. 1. 2 RESULTS The apparent molecular weights, measured by gel permeation chromatography, are shown in the Table (below). These values are approximate, since the polymers are very polar. One should expect the actual molecular weight to be higher.
EXAMPLE Diol M (a) 1 NPG 9.638 2 CHDM 1.162 3 EG 19.004 (a) average molecular weight 2. Examples 4 and 5 Polyesters terminated in phosphono-succinic acid were prepared as follows: 2.1 Poly (oxinatedopentyl) succinate - Finished in phosphono-succinic acid. 2. 1.1 Procedure.
Neopentyl glycol (81.777 g, 0.786 mol) and succinic anhydride (77,000 g, 0.769 mol) were charged in a 250 ml resin vessel, equipped with a mechanical stirrer, a temperature probe, nitrogen inlet and a distillation apparatus. The mixture was stirred and heated to 160 ° C by means of a heating jacket. Once the mixture had melted, nitrogen was bubbled through it. The mixture was heated from 160 ° C to 190 ° C for 40 hours. A sample of the resulting intermediate product was taken after this time elapsed. The temperature was then lowered to 100 ° C and phosphono-succinic acid (3.078 g, 0.016 mol) was added. The mixture was heated at 160 ° C for 5.5 hours before allowing it to cool to room temperature. The product was crystallized from ethyl acetate to give a fine white powder. 2. 1.2 Results Gel permeation chromatography of the intermediate product indicated that the molecular weight of the product was approximately 20,000 gmol ~. 2. 2 Polyoxineopentyl phthalate) - Finished in phosphono-succinic acid. A procedure similar to that described in 2.1.1 was employed, replacing the succinic anhydride with phthalic anhydride. A solid polymer with emulsifying properties was produced.

Claims (17)

NOVEDñD OF THE INVENTION CLAIMS
1. - A polymer composition comprising: (a) a phosphono-substituted carboxylic acid or an ester of said acid; and (b) a poly- or polyfunctional mono- or polyfunctional entity with (a).
2. A composition according to claim 1, wherein (a) is a tosyl-substituted aliphatic or aromatic dicarboxylic acid or an ester of said acid.
3. A composition according to claim 2, wherein (a) is phosphono succinic acid or an ether thereof.
4. A composition according to claim 2 or 3, wherein (a) is the dimethyl ester of phosphono-succinic acid.
5. A composition according to any of the preceding claims, wherein (b) is a polyhydric alcohol.
6. A composition according to claim 5, wherein (b) is an aliphatic or cycloaliphatic dihydpco alcohol.
7. A composition according to claim 5 or 6, wherein (b) is ethylene glycol, propylene glycol, neopentyl glycol or 1,4-d? Methanol-cyclohexane.
8. A composition according to claim 5, wherein (b) is a tphydric alcohol.
9. A composition according to claim 5 or 8, wherein (b) is glycerol.
10. A composition according to claim 1, wherein (b) is aliphatic, aromatic, mononuclear or polynuclear aromatic polycarboxylic acid or an ester or anhydride of said acid.
11. A composition according to claim 10, wherein (b) is succinic acid.
12. A composition according to claim 10, wherein (b) is terephthalic acid or phthalic anhydride.
13. A composition according to claim 10, wherein (b) is naphthalic acid or naphthalic anhydride.
14. A composition according to any of claims 1 to 4, wherein (b) is an aliphatic or aromatic polyamine.
15. A composition according to claim 14, wherein (b) is ethylenediamine.
16. A composition according to any of claims 1 to 4, wherein (b) is an aliphatic or aromatic polyisocyanate or polyepoxide.
17. A polymer composition, substantially as described hereinabove with reference to the examples.
MXPA/A/1997/003608A 1996-05-14 1997-05-14 Polim compositions MXPA97003608A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB9610070.6 1996-05-14
GB9610070A GB2313126A (en) 1996-05-14 1996-05-14 Polymer compositions containing phosphorus

Publications (2)

Publication Number Publication Date
MX9703608A MX9703608A (en) 1998-06-30
MXPA97003608A true MXPA97003608A (en) 1998-10-30

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