Claims
- 1. A polymerizable composition comprising a carbocyclic tetracarboxylic ester monomer useful for imparting flame retardance to resins made therefrom and having a general formula:
- (RO.sub.2 C').sub.2 .dbd.X.dbd.(C"O.sub.2 R').sub.2
- wherein .dbd.X.dbd. is selected from a tetravalent 5- or 6-membered single- ring system wherein the C' carbons are attached to a pair of vicinal carbons in said ring system and the C" carbons are attached to another pair of vicinal carbons in said ring system which one each of R and R' is a halogenated ethylenically unsaturated organic radical containing at least two atoms selected from the group consisting of chlorine and bromine and the other of each R an R' is selected from the group consisting of --H,CH.sub.2 CH(OH)CH.sub.2 O.sub.2 CCR".dbd.CH.sub.2, and CH[CH.sub.2 (OH)]-CH.sub.2 O.sub.2 CCR".dbd.CH.sub.2, wherein R" is --H or --CH.sub.3 ; one or more ethylenically unsaturated monomers and an ethylenically unsaturated resin selected from the group consisting of polyesters, polyurethanes, polyepoxy condensation products, polyethers, epoxidized polybutadienes and polyisocyanurates.
- 2. The composition of claim 1 wherein said monomers are selected from the group consisting of vinyl esters, aryl vinyl compounds, vinyl nitriles, and divinyl compounds.
- 3. The composition of claim 1 wherein the ethylenically unsaturated resin is a polyester resin.
- 4. The composition of claim 1 wherein the ethylenically unsaturated resin is a vinyl ester urethane resin.
- 5. The composition of claim 1 wherein the ethylenically unsaturated resin is a polyether resin.
- 6. The composition of claim 1 wherein the ethylenically unsaturated resin is a polyisocyanurate resin.
- 7. The composition of claim 1 further comprising a reinforcing agent.
- 8. The composition of claim 7 wherein said reinforcing agents are selected from the group consisting of graphite fibers, metallic fibers, mineral fibers, glass fibers and synthetic resin fibers.
- 9. The composition of claim 1 wherein .dbd.X.dbd. is a residue of a compound selected from the group consisting of cyclopentane, tetrahydrofurane, pyrrole, cyclopentene, cyclopentadiene, furan, benzene, pyridine, pyran, cyclohexane, and dioxane.
- 10. A composition of claim 1 wherein said polyester resin is a condensation product of an alpha, beta-ethylenically unsaturated polycarboxylic acid and a polyhydric alcohol.
- 11. A composition of claim 1 wherein said tetracarboxylic ester monomer is prepared by the reaction of one molar portion of a dianhydride having the general formula:
- O(OC').sub.2 .dbd.X.dbd.(C"O).sub.2 O
- wherein .dbd.X.dbd. is selected from a five or six membered single ring system wherein C' carbons are attached to a pair of vicinal carbons in said ring system and the C" carbons are attached to another pair of vicinal carbon atoms in said ring system with two molar portions of a monohydroxy halogenated organic compound having at least two carbon atoms and at least two halogen atoms selected from the group consisting of chlorine and bromine.
- 12. A composition of claim 11 wherein said monohydroxy halogenated organic compound is a di, tri or tetrahalogenated alcohol selected from the group consisting of ethanol, propanol, isopropanol, butanol, isobutanol, pentanol, isopentanol, neopentanol and aromatic alcohols.
Parent Case Info
This is a division of application Ser. No. 748,170, filed Dec. 7, 1976, now U.S. Pat. No. 4,139,577.
US Referenced Citations (5)
Number |
Name |
Date |
Kind |
2783215 |
Robitschek et al. |
Feb 1957 |
|
2944994 |
Singleton et al. |
Jul 1960 |
|
3642870 |
Wygant et al. |
Feb 1972 |
|
3772342 |
Foley |
Nov 1973 |
|
4128709 |
Vollkommer et al. |
Dec 1978 |
|
Divisions (1)
|
Number |
Date |
Country |
Parent |
748170 |
Dec 1976 |
|