Langmuir-Blodgett film assembly

Claim 2

An article containing a Langmuir-Blodgett film assembly characterized in that said film assembly is transparent and includes at least one oriented polymer layer of monomolecular thickness containing repeating units derived from a monomer of the structure: ##STR40## where L is a hydrophilic linking group and T 1 and T 2 are hydrophobic groups each of which satisfy the structure: (D.sup.1).sub.p --E.sup.1 --(D.sup.2).sub.q --E.sup.2 --(D.sup.3).sub.r -- where D 1 is a terminal hydrophobic moiety; D 2 , and D 3 are divalent linking moieties; E 1 and E 2 are activated ethylene moieties chosen to provide photocrosslinking sites; p, q, and r can be either the integer 1 or zero, provided that least one of p, q, and r is 1; and D 1 , D 2 , and D 3 collectively provide in each of T 1 and T 2 at least 7 aliphatic carbon atoms.

Claim 3

An article according to claim 1 further characterized in that L is comprised of a phosphate group.

Claim 4

An article according to claim 2 further characterized in that the phosphate group satisfies the structure: ##STR41## where M is hydrogen, lower alkyl, or a cation.

Claim 5

An article according to claim 3 further characterized in that the monomer is a phospholipid.

Claim 6

An article according to claim 4 further characterized in that L satisfies the structure: ##STR42## where L 2 is a polar group and M is hydrogen, lower alkyl, or a cation.

Claim 7

An article according to claim 1 further characterized in that L is comprised of an ammonium group.

Claim 8

An article according to claim 6 further characterized in that L satisfies the structure: ##STR43## where R 1 and R 2 are optionally substituted hydrocarbon quaternizing substituents and Z is a charge balancing counter ion.

Claim 9

An article according to claim 6 further characterized in that L satisfies the structure: ##STR44## where L 1 is an optionally substituted divalent hydrocarbon substituent; R 1 and R 2 are independently in each occurrence optionally substituted hydrocarbon quaternizing substituents; R 3 is hydrogen or an optionally substituted hydrocarbon substituent; and Z represents one or more charge balancing counter ions.

Claim 10

An article according to claim 1 further characterized in that D 1 , D 2 , and D 3 collectively provide in each of T 1 and T 2 at least 10 aliphatic carbon atoms.

Claim 11

An article according to claim 9 further characterized in that D 1 , D 2 , and D 3 collectively provide in each of T 1 and T 2 at least 18 aliphatic carbon atoms.

Claim 12

An article according to claim 1 further characterized in that at least one of E 1 and E 2 satisfies the structure: ##STR45## where Ac is activating moiety; Ar 1 is an aromatic moiety; R 5 is hydrogen, halogen, or alkyl of from 1 to 6 carbon atoms; and y is zero or 1.

Claim 13

An article according to claim 1 further characterized in that q is zero and E 1 and E 2 together satisfy the structure: ##STR46## where Ac is activating moiety.

Claim 14

An article according to claim 1 further characterized in that q is zero and E 1 and E 2 together satisfy the structure: ##STR47## where Ac is activating moiety; Ar 1 is an aromatic moiety; R 5 is hydrogen, halogen, or alkyl of from 1 to 6 carbon atoms; and y is zero or 1.

Claim 15

An article according to claim 1 further characterized in that p is zero and E 1 satisfies the structure: ##STR48## where Ac is activating moiety and Ar 1 is an aromatic moiety.

Claim 16

An optical article comprised of a support and, coated on the support, a multilayer Langmuir-Blodgett transparent film assembly comprised of a plurality of layers formed by a crosslinked polymer having repeating units derived from oriented monomers of the structure: ##STR49## where L is an ammonium or phosphate hydrophilic linking group and T 1 and T 2 are hydrophobic groups each containing each satisfying the structure: D.sup.1 --E.sup.1 --E.sup.2 --(D.sup.3).sub.r -- where D 1 is an alkyl group; D 3 is an alkylene group; r is zero or 1; D 1 and D 3 together contain from 7 to 25 carbon atoms; E 1 and E 2 together satisfy the structure: ##STR50## where Ac is an activating moiety chosen from the class consisting of carbonyloxy, amido, sulfinyl, sulfonyl, sulfonamido, and sulfonate moieties; Ar 1 is 1,4-phenylene moiety; R 5 is hydrogen or methyl; y is zero or 1.

Claim 17

An optical article comprised of a support and, coated on the support, a multilayer Langmuir-Blodgett transparent film assembly comprised of a plurality of layers formed by a crosslinked polymer having repeating units derived from oriented monomers of the structure: ##STR49## where L is an ammonium or phosphate hydrophilic linking group and T 1 and T 2 are hydrophobic groups each containing each satisfying the structure: D.sup.1 --E.sup.1 --E.sup.2 --(D.sup.3).sub.r -- where D 1 is an alkyl group; D 3 is an alkylene group; r is zero or 1; D 1 and D 3 together contain from 7 to 25 carbon atoms; E 1 and E 2 together satisfy the structure: ##STR50## where Ac is an activating moiety chosen from the class consisting of carbonyloxy, amido, sulfinyl, sulfonyl, sulfonamido, and sulfonate moieties; Ar 1 is 1,4-phenylene moiety; R 5 is hydrogen or methyl; y is zero or 1.

Claim 18

An optical article according to claim 15 further characterized in that the Langmuir-Blodgett film assembly is a Y type film assembly.

Claim 19

An optical article comprised of a support and, coated on the support, a multilayer Langmuir-Blodgett transparent film assembly comprised of a plurality of layers formed by a crosslinked polymer having repeating units derived from oriented monomers chosen from the group consisting of: ##STR51##

Claim 20

An optical article comprised of a support and, coated on the support, a multilayer Langmuir-Blodgett transparent film assembly comprised of a plurality of layers formed by a crosslinked polymer having repeating units derived from oriented monomers chosen from the group consisting of: ##STR51##