Claims
- 1. A chromophore-substituted halomethyl-1,3,5-triazine photopolymerization initiator having the general formula ##STR82## wherein: R.sup.1 represents a residue of a chromophore-substituted, halomethyl-1,3,5-triazine compound, wherein said chromophore is hydroxyl-substituted, said triazine compound having the formula R.sup.1 --OH,
- R.sup.2 represents a residue of a diisocyanate compound, said diisocyanate compound having the formula R.sup.2 (NCO).sub.2, having isocyanato groups, (NCO), of dissimilar reactivities, and
- R.sup.3 represents a residue of a hydroxyl-substituted compound, said hydroxyl-substituted compound having the formula R.sup.3 (OH).sub.x, where x represents an integer greater than or equal to 1, said compound R.sup.3 (OH).sub.x being selected from the group consisting of aliphatic alcohols and aliphatic polyols having from 1 to 20 carbon atoms; aralkyl alcohols and aralkyl polyols having up to 3 aromatic rings in the aryl portion thereof, and from 1 to 10 carbon atoms in the alkyl portion thereof; alkyl alcohols and alkyl polyols derived from heteroaromatig or heterocyclic compounds having from 1 to 10 carbon atoms in the alkyl portion thereof.
- 2. A chromophore-substituted halomethyl-1,3,5-triazine photopolymerizable initiator having the general formula ##STR83## wherein R.sup.1 represents a residue of a chromophore-substituted, halomethyl-1,3,5-triazine compound, wherein said chromophore is a hydroxyl-substituted chromophore, said triazine compound having the formula RLOH, and
- R.sup.4 represents a residue of a isocyanato compound, said isocyanato compound having the formula R.sup.4 (NCO).sub.y, where y represents an integer from 2 to 4.
- 3. A chromophore-Substituted halomethyl-1,3,5-triazine photopolymerization initiator having the general formula ##STR84## wherein R.sup.1 represents a residue of a chromophore-substituted, halomethyl-1,3,5-triazine compound, wherein said chromophore is a hydroxyl-substituted chromophore, said triazine compound having the formula R.sup.1 --OH, and
- R.sup.5 represents a residue of a carboxylic acid, said carboxylic acid having the formula R.sup.5 (CO.sub.2 H).sub.2, where w represents an integer greater than or equal to 2.
- 4. The photopolymerization initiator of claim 1, wherein R.sup.1 represents ##STR85## wherein X represents Cl or Br, n represents 1 or 2, and Ar represents an arylene group having up to 3 fused rings.
- 5. The photopolymerization initiator of claim 1, wherein R.sup.2 (NCO).sub.2 represents a member selected from the group consisting of tolylene-2,4-diisocyanate and isophorone diisocyanate.
- 6. The photopolymerization initiator of claim 1, wherein R.sup.3 (OH).sub.x represents a member selected from the group consisting of (1) aliphatic alcohols and aliphatic polyols having from 1 to 20 carbon atoms; aralkyl alcohols and aralkyl polyols having up to 3 aromatic rings in the aryl portion thereof, and from 1 to 10 carbon atoms in the alkyl portion thereof; alkyl alcohols or alkyl polyols derived from heteroaromatic or heterocyclic compounds; (2) polyoxyethylene compounds selected from the group consisting of polyoxyethylene alkylphenols, polyoxyethylene alcohols, polyoxyethylene esters, polyoxyethylene alkylamines, polyoxyethylene alkylamides, block copolymers of polyoxyethylene and polyoxypropylene; (3) polyoxypropylene compounds selected from the group consisting of polyoxypropylene alkylphenols, polyoxypropylene alcohols, polyoxypropylene esters, polyoxypropylene alkylamines, polyoxypropylene alkylamides, block copolymers of polyoxypropylene and polyoxyethylene; and (4) glycols selected from the group consisting of polyethylene glycols, polypropylene glycols, polycaprolactone diols, acetylenic glycols, adducts of acetylenic glycol and ethylene oxide, and sulfopolyols.
- 7. The photopolymerization initiator of claim 6, wherein said chromophoresubstituted halomethyl-1,3,5-triazine photopolymerization initiator is selected from the group consisting of polyoxyethylene compounds and polyoxypropylene compounds having from 1 to 100 oxyalkylene groups per chromophore-substituted triazine unit.
- 8. The photopolymerization initiator of claim 1, wherein said chromophore-substituted halomethyl-1,3,5-triazine photopolymerization initiator has a molecular weight of from about 600 to about 5000 per each chromophore-substituted triazine unit.
- 9. The photopolymerization initiator of claim 2, wherein R.sup.1 represents a member selected from the group consisting of ##STR86## wherein X represents Cl or Br, n represents 1 or 2, and Ar represents an arylene group having up to 3 fused rings.
- 10. The photopolymerization initiator of claim 2, wherein R.sup.4 represents a member selected from the group consisting of aromatic isocyanates; aliphatic isocyanates; arylaliphatic isocyanates; and polymeric isocyanates.
- 11. The photopolymerization initiator of claim 2, wherein said chromophoresubstituted halomethyl-1,3,5-triazine photopolymeriazation initiator has a molecular weight of from about 500 to about 5000 per each chromophore-substituted triazine unit.
- 12. The photopolymerization initiator of claim 3, wherein R.sup.5 (CO.sub.2 H).sub.w represents a member selected from the group consisting of alkylene dicarboxylic acids; arylene carboxylic acids; compounds having carboxylic acid groups linked by combinations of aryl and alkyl groups; compounds having cyclic anhydride groups; and maleic anhydride copolymers.
- 13. The photopolymerization initiator of claim 3, wherein R.sup.1 represents a member selected from the group consisting of ##STR87## wherein X represents Cl or Br, n represents 1 or 2, and Ar represents an arylene group having up to 3 fused rings.
- 14. The photopolymerization initiator of claim 3, wherein said chromophore-substituted halomethyl-1,3,5-triazine photopolymerization initiator has molecular weight of from about 500 to about 5000 per each chromophore-substituted triazine unit.
Parent Case Info
This is a division of application Ser. No. 07/752,775 filed Aug. 30, 1991 U.S. Pat. No. 5,298,361.
US Referenced Citations (27)
Non-Patent Literature Citations (2)
Entry |
Encyclopedia of Polymer Science and Engineering, John Wiley & Sons, (New York, 1987), vol. 8, pp. 450-452. |
A. Hassner and V. Alexanian, Tetrahedron Letters, No. 46, pp. 4475-4478, 1978 (Pergamon Press Ltd., United Kingdom). |
Divisions (1)
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Number |
Date |
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752775 |
Aug 1991 |
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