Oriented polymeric sheets exhibiting dichroism and articles containing the same
원문보기
IPC분류정보
국가/구분
United States(US) Patent
등록
국제특허분류(IPC7판)
B29C-055/12
G01N-021/19
G02B-005/23
G02B-005/30
G03C-001/73
G02F-001/1335
출원번호
US-0779386
(2007-07-18)
등록번호
US-9096014
(2015-08-04)
발명자
/ 주소
Kumar, Anil
Foller, Peter C.
Park, David
Devine, Declan
Bastiaansen, Cornelis Wilhelmus Maria
Teunissen, Jean-Pierre
Cloonan, Martin
Higginbotham, Clement L.
출원인 / 주소
Transitions Optical, Inc.
대리인 / 주소
The Webb Law Firm
인용정보
피인용 횟수 :
0인용 특허 :
109
초록▼
Provided is an oriented polymeric sheet comprising a photochromic-dichroic material, wherein the sheet exhibits dichroism in an activated state. Also provided is a multilayer composite comprising at least a support layer; and an oriented thermoplastic polymeric sheet having two opposing surfaces and
Provided is an oriented polymeric sheet comprising a photochromic-dichroic material, wherein the sheet exhibits dichroism in an activated state. Also provided is a multilayer composite comprising at least a support layer; and an oriented thermoplastic polymeric sheet having two opposing surfaces and comprising a photochromic-dichroic material. The sheet exhibits dichroism in an activated state. At least one surface of the sheet is connected to at least a portion of the support layer. The present invention also relates to an optical element comprising the multilayer composite. Related methods also are disclosed.
대표청구항▼
1. An oriented polymeric sheet comprising a photochromic-dichroic material, wherein the sheet exhibits dichroism in an activated state, wherein the photochromic-dichroic material transitions from a first state having a first absorbance spectrum to a second state having a second absorption spectrum d
1. An oriented polymeric sheet comprising a photochromic-dichroic material, wherein the sheet exhibits dichroism in an activated state, wherein the photochromic-dichroic material transitions from a first state having a first absorbance spectrum to a second state having a second absorption spectrum different from the first absorption spectrum in response to at least actinic radiation, reverts back to the first state in response to thermal energy, and linearly polarizes at least transmitted radiation in at least the second state, the photochromic-dichroic material comprising a compound having (a) at least one photochromic (PC) group chosen from a pyran, an oxazine, and a fulgide; and(b) at least one lengthening agent L attached to the photochromic group and represented by: —[S1]c-[Q1-[S2]d]d′-[Q2-[S3]e]e′-[Q3-[S4]f]f′—S5—Pwherein:(i) each Q1, Q2, and Q3 is independently chosen for each occurrence from: a divalent group chosen from: an unsubstituted or a substituted aromatic group, an unsubstituted or a substituted alicyclic group, an unsubstituted or a substituted heterocyclic group, and mixtures thereof, wherein substituents are chosen from: a group represented by P, thiol, amide, liquid crystal mesogens, halogen, C1-C18 alkoxy, poly(C1-C18 alkoxy), amino, amino(C1-C18)alkylene, C1-C18alkylamino, di-(C1-C18)alkylamino, C1-C18 alkyl, C2-C18 alkene, C2-C18 alkyne, C1-C18 alkyl(C1-C18)alkoxy, C1-C18 alkoxycarbonyl, C1-C18 alkylcarbonyl, C1-C18 alkyl carbonate, aryl carbonate, C1-C18 acetyl, C3-C10 cycloalkyl, C3-C10 cycloalkoxy, isocyanato, amido, cyano, nitro, a straight-chain or branched C1-C18 alkyl group that is mono-substituted with cyano, halo, or C1-C18 alkoxy, or poly-substituted with halo, and a group represented by one of the following formulae: -M(T)(t-1) and -M(OT)(t-1), wherein M is chosen from aluminum, antimony, tantalum, titanium, zirconium and silicon, T is chosen from organofunctional radicals, organofunctional hydrocarbon radicals, aliphatic hydrocarbon radicals and aromatic hydrocarbon radicals, and t is the valence of M;(ii) c, d, e, and f are each independently chosen from an integer ranging from 0 to 20, inclusive; and each S1, S2, S3, S4, and S5 is independently chosen for each occurrence from a spacer unit chosen from: (A) —(CH2)g—, —(CF2)h—, —Si(CH2)g—, —(Si[(CH3)2]O)h—, wherein g is independently chosen for each occurrence from 1 to 20; h is a whole number from 1 to 16 inclusive;(B) —N(Z)—, —C(Z)═C(Z)—, —C(Z)═N—, —C(Z′)—C(Z′)—, wherein Z is independently chosen for each occurrence from hydrogen, C1-C6 alkyl, cycloalkyl and aryl, and Z′ is independently chosen for each occurrence from C1-C6 alkyl, cycloalkyl and aryl; and(C) —O—, —C(O)—, —C≡C—, —N═N—, —S—, —S(O)—, —S(O)(O)—, straight-chain or branched C1-C24 alkylene residue, said C1-C24 alkylene residue being unsubstituted, mono-substituted by cyano or halo, or poly-substituted by halo;provided that when two spacer units comprising heteroatoms are linked together the spacer units are linked so that heteroatoms are not directly linked to each other and when S1 and S5 are linked to PC and P, respectively, they are linked so that two heteroatoms are not directly linked to each other;(iii) P is chosen from: aziridinyl, hydrogen, hydroxy, aryl, alkyl, alkoxy, amino, alkylamino, alkylalkoxy, alkoxyalkoxy, nitro, polyalkyl ether, (C1-C6)alkyl(C1-C6)alkoxy(C1-C6)alkyl, polyethyleneoxy, polypropyleneoxy, ethylene, acrylate, methacrylate, 2-chloroacrylate, 2-phenylacrylate, cryloylphenylene, acrylamide, methacrylamide, 2-chloroacrylamide, 2-phenylacrylamide, epoxy, isocyanate, thiol, thioisocyanate, itaconic acid ester, vinyl ether, vinyl ester, a styrene derivative, siloxane, main-chain and side-chain liquid crystal polymers, ethyleneimine derivatives, maleic acid derivatives, fumaric acid derivatives, unsubstituted cinnamic acid derivatives, cinnamic acid derivatives that are substituted with at least one of methyl, methoxy, cyano and halogen, and substituted and unsubstituted chiral and non-chiral monovalent or divalent groups chosen from steroid radicals, terpenoid radicals, alkaloid radicals and mixtures thereof, wherein the substituents are independently chosen from alkyl, alkoxy, amino, cycloalkyl, alkylalkoxy, fluoroalkyl, cyanoalkyl, cyanoalkoxy and mixtures thereof; and(iv) d′, e′ and f′ are each independently chosen from 0, 1, 2, 3, and 4, provided that a sum of d′+e′+f′ is at least 3,wherein said oriented polymeric sheet comprises an elastomeric polymer. 2. The polymeric sheet of claim 1, having an absorption ratio of at least 1.5 in the activated state. 3. The polymeric sheet of claim 2, having an absorption ratio ranging from 3 to 20 in the activated state. 4. The polymeric sheet of claim 1 wherein the sheet is oriented by extruding, by stretching, by calendering, by blowing and/or by molding. 5. The polymeric sheet of claim 4, wherein the sheet is oriented by stretching. 6. The polymeric sheet of claim 1, wherein the elastomeric polymer comprises a block copolymer comprising ether and/or ester linkages in the copolymer backbone. 7. The polymeric sheet of claim 6, wherein the elastomeric block copolymer comprises poly(amide-ether) block copolymers, poly(ester-ether) block copolymers, poly(ether-urethane) block copolymers, poly(ester-urethane) block copolymers and/or poly(ether-urea) block copolymers. 8. The polymeric sheet of claim 1, wherein the photochromic-dichroic material comprises a compound comprising: (a) the at least one photochromic (PC) group chosen from a pyran, an oxazine, and a non-thermally reversible fulgide; and(b) the at least one lengthening agent L attached to the at least one photochromic group and represented by: —[S1]c-[Q1-[S2]d]d′-[Q2-[S3]e]e′-[Q3-[S4]f]f′—S5—Pwherein: (i) each Q1, Q2, and Q3 is independently chosen for each occurrence from: a divalent group chosen from: an unsubstituted or a substituted aromatic group, an unsubstituted or a substituted alicyclic group, an unsubstituted or a substituted heterocyclic group, and mixtures thereof, wherein substituents are chosen from: a group represented by P, thiol, amide, liquid crystal mesogens, halogen, C1-C18alkoxy, poly(C1-C18 alkoxy), amino, amino(C1-C18)alkylene, C1-C18alkylamino, di-(C1-C18)alkylamino, C1-C18 alkyl, C2-C18 alkene, C2-C18 alkyne, C1-C18 alkyl(C1-C18)alkoxy, C1-C18 alkoxycarbonyl, C1-C18 alkylcarbonyl, C1-C18 alkyl carbonate, aryl carbonate, C1-C18 acetyl, C3-C10 cycloalkyl, C3-C10 cycloalkoxy, isocyanate, amido, cyano, nitro, a straight-chain or branched C1-C18 alkyl group that is mono-substituted with cyano, halo, or C1-C18 alkoxy, or poly-substituted with halo, and a group comprising one of the following formulae: -M(T)(t-1) and -M(OT)(t-1), wherein M is chosen from aluminum, antimony, tantalum, titanium, zirconium and silicon, T is chosen from organofunctional radicals, organofunctional hydrocarbon radicals, aliphatic hydrocarbon radicals and aromatic hydrocarbon radicals, and t is the valence of M;(ii) c, d, e, and f are each independently chosen from an integer ranging from 0 to 20, inclusive; and each S1, S2, S3, S4, and S5 is independently chosen for each occurrence from a spacer unit chosen from: (A) —(CH2)g—, —(CF2)h—, —Si(CH2)g—, —(Si[(CH3)2]O)h—, wherein g is independently chosen for each occurrence from 1 to 20; h is a whole number from 1 to 16 inclusive;(B) —N(Z)—, —C(Z)═C(Z)—, —C(Z)═N—, —C(Z′)—C(Z′)—, wherein Z is independently chosen for each occurrence from hydrogen, C1-C6 alkyl, cycloalkyl and aryl, and Z′ is independently chosen for each occurrence from C1-C6 alkyl, cycloalkyl and aryl; and(C) —O—, —C(O)—, —C≡C—, —N═N—, —S—, —S(O)—, —S(O)(O)—, straight-chain or branched C1-C24 alkylene residue, said C1-C24 alkylene residue being unsubstituted, mono-substituted by cyano or halo, or poly-substituted by halo;provided that when two spacer units comprising heteroatoms are linked together the spacer units are linked so that heteroatoms are not directly linked to each other and when S1 and S5 are linked to PC and P, respectively, they are linked so that two heteroatoms are not directly linked to each other;(iii) P is chosen from: aziridinyl, hydrogen, hydroxy, aryl, alkyl, alkoxy, amino, alkylamino, alkylalkoxy, alkoxyalkoxy, nitro, polyalkyl ether, (C1-C6)alkyl(C1-C6)alkoxy(C1-C6)alkyl, polyethyleneoxy, polypropyleneoxy, ethylene, acrylate, methacrylate, 2-chloroacrylate, 2-phenylacrylate, acryloylphenylene, acrylamide, methacrylamide, 2-chloroacrylamide, 2-phenylacrylamide, epoxy, isocyanate, thiol, thioisocyanate, itaconic acid ester, vinyl ether, vinyl ester, a styrene derivative, siloxane, main-chain and side-chain liquid crystal polymers, ethyleneimine derivatives, maleic acid derivatives, fumaric acid derivatives, unsubstituted cinnamic acid derivatives, cinnamic acid derivatives that are substituted with at least one of methyl, methoxy, cyano and halogen, and substituted and unsubstituted chiral and non-chiral monovalent or divalent groups chosen from steroid radicals, terpenoid radicals, alkaloid radicals and mixtures thereof, wherein the substituents are independently chosen from alkyl, alkoxy, amino, cycloalkyl, alkylalkoxy, fluoroalkyl, cyanoalkyl, cyanoalkoxy and mixtures thereof (iv) d′, e′ and f′ are each independently chosen from 0, 1, 2, 3, and 4, provided that a sum of d′+e′+f′ is at least 3. 9. The polymeric sheet of claim 8, wherein at least one of Q1, Q2, and Q3 is a unsubstituted or a substituted heterocyclic group chosen from: isosorbitol, dibenzofuro, dibenzothieno, benzofuro, benzothieno, thieno, furo, dioxino, carbazolo, anthranilyl, azepinyl, benzoxazolyl, diazepinyl, dioazlyl, imidazolidinyl, imidazolyl, imidazolinyl, indazolyl, indoleninyl, indolinyl, indolizinyl, indolyl, indoxazinyl, isobenzazolyl, isoindolyl, isooxazolyl, isooxazyl, isopyrroyl, isoquinolyl, isothiazolyl, morpholino, morpholinyl, oxadiazolyl, oxathiazolyl, oxathiazyl, oxathiolyl, oxatriazolyl, oxazolyl, piperazinyl, piperazyl, piperidyl, purinyl, pyranopyrrolyl, pyrazinyl, pyrazolidinyl, pyrazolinyl, pyrazolyl, pyrazyl, pyridazinyl, pyridazyl, pyridyl, pyrimidinyl, pyrimidyl, pyridenyl, pyrrolidinyl, pyrrolinyl, pyrroyl, quinolizinyl, quinuclidinyl, quinolyl, thiazolyl, triazolyl, triazyl, N-arylpiperazino, aziridino, arylpiperidino, thiomorpholino, tetrahydroquinolino, tetrahydroisoquinolino, pyrryl, unsubstituted, mono- or di-substituted C4-C18 spirobicyclic amines, and unsubstituted, mono- or di-substituted C4-C18 spirotricyclic amines. 10. The polymeric sheet of claim 8, wherein at least one of Q1, Q2, and Q3 is a unsubstituted or a substituted alicyclic group chosen from: cyclohexyl, cyclopropyl, norbornenyl, decalinyl, adamantanyl, bicyclooctane, per-hydrofluorene, and cubanyl. 11. The polymeric sheet of claim 8, wherein the compound further comprises at least one R1 group attached to the at least one photochromic (PC) group, wherein each R1 group is independently chosen for each occurrence from: (a) hydrogen, C1-C12 alkyl, C2-C12 alkylidene, C2-C12 alkylidyne, vinyl, C3-C7 cycloalkyl, C1-C12 haloalkyl, allyl, halogen, and benzyl that is unsubstituted or mono-substituted with at least one of C1-C12 alkyl and C1-C12 alkoxy;(b) phenyl that is mono-substituted at the para position with at least one substituent chosen from: C1-C7 alkoxy, linear or branched chain C1-C20 alkylene, linear or branched chain C1-C4 poly-oxyalkylene, cyclic C3-C20 alkylene, phenylene, naphthylene, C1-C4 alkyl substituted phenylene, mono- or poly-urethane(C1-C20)alkylene, mono- or poly-ester(C1-C20)alkylene, mono- or poly-carbonate(C1-C20)alkylene, polysilanylene, polysiloxanylene and mixtures thereof, wherein the at least one substituent is connected to an aryl group of a photochromic material;(c) —CH(CN)2 and —CH(COOX1)2, wherein X1 is chosen from at least one of a lengthening agent L represented by the formula above, hydrogen, C1-C12 alkyl that is unsubstituted or mono-substituted with phenyl, phenyl(C1-C12)alkyl that is mono-substituted with C1-C12 alkyl or C1-C12 alkoxy, and an aryl group that is unsubstituted, mono- or di-substituted, wherein each aryl substituent is independently chosen from C1-C12 alkyl and C1-C12 alkoxy;(d) —CH(X2)(X3), wherein:(i) X2 is chosen from at least one of a lengthening agent L represented by the formula above, hydrogen, C1-C12 alkyl, and an aryl group that is unsubstituted, mono- or di-substituted, wherein each aryl substituent is independently chosen from C1-C12 alkyl and C1-C12 alkoxy; and(ii) X3 is chosen from at least one of —COOX1, —COX1, —COX4, and —CH2OX5, wherein: (A) X4 is chosen from at least one of morpholino, piperidino, amino that is unsubstituted, mono- or di-substituted with C1-C12 alkyl, and an unsubstituted, mono or di-substituted group chosen from phenylamino and diphenylamino, wherein each substituent is independently chosen from C1-C12 alkyl or C1-C12 alkoxy; and(B) X5 is chosen from a lengthening agent L represented by the formula above, hydrogen, —C(O)X2, C1-C12 alkyl that is unsubstituted or mono-substituted with (C1-C12)alkoxy or phenyl, phenyl(C1-C12)alkyl that is mono-substituted with (C1-C12)alkoxy, and an aryl group that is unsubstituted, mono- or di-substituted, wherein each aryl substituent is independently chosen from C1-C12 alkyl and C1-C12 alkoxy;(e) an unsubstituted, mono-, di-, or tri-substituted aryl group; 9-julolidinyl; or an unsubstituted, mono- or di-substituted heteroaromatic group chosen from pyridyl, furanyl, benzofuran-2-yl, benzofuran-3-yl, thienyl, benzothien-2-yl, benzothien-3-yl, dibenzofuranyl, dibenzothienyl, carbazoyl, benzopyridyl, indolinyl, and fluorenyl; wherein each substituent is independently chosen for each occurrence from:(i) a lengthening agent L represented by the formula above;(ii) —C(O)X6, wherein X6 is chosen from at least one of: a lengthening agent L represented by the formula above, hydrogen, C1-C12 alkoxy, phenoxy that is unsubstituted, mono- or di-substituted with C1-C12 alkyl or C1-C12 alkoxy, an aryl group that is unsubstituted, mono- or di-substituted with C1-C12 alkyl or C1-C12 alkoxy, an amino group that is unsubstituted, mono- or di-substituted with C1-C12 alkyl, and a phenylamino group that is unsubstituted, mono- or di-substituted with C1-C12 alkyl or C1-C12 alkoxy;(iii) aryl, haloaryl, C3-C7 cycloalkylaryl, and an aryl group that is mono- or di-substituted with C1-C12 alkyl or C1-C12 alkoxy;(iv) C1-C12 alkyl, C3-C7 cycloalkyl, C3-C7 cycloalkyloxy(C1-C12)alkyl, aryl(C1-C12)alkyl, aryloxy(C1-C12)alkyl, mono- or di- (C1-alkylaryl(C1-C12)alkyl, mono- or di- (C1-C12)alkoxyaryl(C1-C12)alkyl, haloalkyl, and mono(C1-C12)alkoxy(C1-C12)alkyl;(v) C1-C12 alkoxy, C3-C7 cycloalkoxy; cycloalkyloxy(C1-C12)alkoxy; aryl(C1-C12)alkoxy, aryloxy(C1-C12)alkoxy, mono- or di- (C1C12)alkylaryl(C1-C12)alkoxy, and mono- or di- (C1-C12)alkoxyaryl (C1-C12)alkoxy;(vi) amido, amino, mono- or di-alkylamino, diarylamino, piperazino, N—(C1-C12)alkylpiperazino, N-arylpiperazino, aziridino, indolino, piperidino, morpholino, thiomorpholino, tetrahydroquinolino, tetrahydroisoquinolino, pyrrolidyl, hydroxy, acryloxy, methacryloxy, and halogen;(vii) —OX7 or —N(X7)2, wherein X7 is chosen from: (A) a lengthening agent L represented by the formula above, hydrogen, C1-C12 alkyl, C1-C12 acyl, phenyl(C1-C12)alkyl, mono(C1-C12)alkyl substituted phenyl(C1-C12) alkyl, mono(C1-C12)alkoxy substituted phenyl(C1-C12)alkyl; C1-C12 alkoxy(C1-C12)alkyl; C3-C7 cycloalkyl; mono(C1-C12)alkyl substituted C3-C7 cycloalkyl, C1-C12 haloalkyl, allyl, benzoyl, mono-subsituted benzoyl, naphthoyl or mono-substituted naphthoyl, wherein each of said benzoyl and naphthoyl substituents are independently chosen from C1-C12 alkyl, and C1-C12 alkoxy;(B) —CH(X8)X9, wherein X8 is chosen from a lengthening agent L represented by the formula above, hydrogen or C1-C12 alkyl; and X9 is chosen from a lengthening agent L represented by the formula above, —CN, —CF3, or —COOX10, wherein X10 is chosen from a lengthening agent L represented by the formula above, hydrogen or C1-C12 alkyl;(C) —C(O)X6; or(D) tri(C1-C12)alkylsilyl, tri(C1-C12)alkoxysilyl, di(C1-C12)alkyl(C1-C12alkoxy)silyl, or di(C1-C12)alkoxy(C1-C12alkyl)silyl;(viii) SX11, wherein X11 is chosen from a lengthening agent L represented by the formula above, C1-C12 alkyl, an aryl group that is unsubstituted, or mono- or di-substituted with C1-C12 alkyl, C1-C12 alkoxy, or halogen;(ix) a nitrogen containing ring represented by Formula i; wherein (A) n is an integer chosen from 0, 1, 2, and 3, provided that if n is 0, U′ is U, and each U is independently chosen for each occurrence from —CH2—, —CH(X12)—, —C(X12)2—, —CH(X13)—, —C(X13)2—, and —C(X12)(X13)—, wherein X12 is chosen from a lengthening agent L represented by the formula above and C1-C12 alkyl, and X13 is chosen from a lengthening agent L represented by the formula above, phenyl and naphthyl, and(B) U′ is chosen from U, —O—, —S—, —S(O)—, —NH—, —N(X12)—or —N(X13)—, and m is an integer chosen from 1, 2, and 3, and(x) a group represented by Formula ii or iii: wherein X14, X15, and X16 are independently chosen for each occurrence from a lengthening agent L represented by the formula above, C1-C12 alkyl, phenyl or naphthyl, or X14 and X15 together form a ring of 5 to 8 carbon atoms; p is an integer chosen from 0, 1, or 2, and X17 is independently chosen for each occurrence from a lengthening agent L represented by the formula above, C1-C12 alkyl C1-C12 alkoxy, or halogen;(f) an unsubstituted or mono-substituted group chosen from pyrazolyl, imidazolyl, pyrazolinyl, imidazolinyl, pyrrolidinyl, phenothiazinyl, phenoxazinyl, phenazinyl, or acridinyl, wherein each substituent is independently chosen from a lengthening agent L represented by the formula above, C1-C12 alkyl, C1-C12 alkoxy, phenyl, hydroxy, amino or halogen;(g) a group represented by Formula iv or v: wherein(i) V′ is independently chosen in each formula from —O—, —CH—, C1-C6 alkylene, and C3-C7 cycloalkylene,(ii) V is independently chosen in each formula from —O— or —N(X21)—, wherein X21 is from a lengthening agent L represented by the formula above, hydrogen, C1-C12 alkyl, and C2-C12 acyl, provided that if V is —N(X21)—, V′ is —CH2—,(iii) X18 and X19 are each independently chosen from a lengthening agent L represented by the formula above, hydrogen and C1-C12 alkyl, and(iv) k is chosen from 0, 1, and 2, and each X20 is independently chosen for each occurrence from a lengthening agent L represented by the formula above, C1-C12 alkyl, C1-C12 alkoxy, hydroxy and halogen;(h) a group represented by Formula vi: (i) X22 is chosen from a lengthening agent L represented by the formula above, hydrogen and C1-C12 alkyl, and(ii) X23 is chosen from a lengthening agent L represented by the formula above and an unsubstituted, mono-, or di-substituted group chosen from naphthyl, phenyl, furanyl and thienyl, wherein each substituent is independently chosen for each occurrence from C1-C12 alkyl, C1-C12 alkoxy, and halogen;(i) —C(O)X24, wherein X24 is chosen from a lengthening agent L represented by the formula above, hydroxy, C1-C12 alkyl, C1-C12 alkoxy, phenyl that is unsubstituted or mono-substituted with C1-C12 alkyl or C1-C12 alkoxy, amino that is unsubstituted, mono- or di-substituted with at least one of C1-C12 alkyl, phenyl, benzyl, and naphthyl;(j)—OX7 and —N(X7)2;(k)—SX11;(l) the nitrogen containing ring represented by Formula i;(m) the group represented by one of Formula ii or iii; or(n) immediately adjacent R1 groups together form at a group represented by Formula vii, viii, or ix: wherein(i) W and W′ are independently chosen for each occurrence from —O—, —N(X7)—, —C(X14)—, —C(X17)—,(ii) X14, X15 and X17 are as set forth above, and(iii) q is an integer chosen from 0, 1, 2, 3, and 4. 12. The polymeric sheet of claim 1, further comprising an additive comprising dyes, dichroic dyes, photochromic dyes, alignment promoters, kinetic enhancing additives, photoinitiators, thermal initiators, polymerization inhibitors, solvents, light stabilizers, heat stabilizers, mold release agents, rheology control agents, leveling agents, free radical scavengers, and/or adhesion promoters. 13. The polymeric sheet according to claim 1, wherein the sheet is in the form of a fiber. 14. A multilayer composite comprising at least a support layer; and an oriented polymeric sheet having two opposing surfaces and comprising a photochromic-dichroic material,wherein the sheet exhibits dichroism in an activated state, and wherein at least one surface of the sheet is connected to at least a portion of the support layer,wherein the photochromic-dichroic material transitions from a first state having a first absorption spectrum to a second state having a second absorption spectrum different from the first absorption spectrum in response to at least actinic radiation, reverts back to the first state in response to thermal energy, and linearly polarizes at least transmitted radiation in at least the second state,the photochromic-dichroic material comprising a compound having (a) at least one photochromic group chosen from a pyran, an oxazine, and a fulgide; and(b) at least one lengthening agent L attached to the photochromic group and represented by: —[S1]c-[Q1-[S2]d]d′-[Q2-[S3]e]e′-[Q3-[S4]f]f′—S5—Pwherein:(i) each Q1, Q2, and Q3 is independently chosen for each occurrence from: a divalent group chosen from: an unsubstituted or a substituted aromatic group, an unsubstituted or a substituted alicyclic group, an unsubstituted or a substituted heterocyclic group, and mixtures thereof, wherein substituents are chosen from: a group represented by P, thiol, amide, liquid crystal mesogens, halogen, C1-C18 alkoxy, poly(C1-C18 alkoxy), amino, amino(C1-C18)alkylene, C1-C18 alkylamino, di-(C1-C18)alkylamino, C1-C18 alkyl, C2-C18 alkene, C2-C18 alkyne, C1-C18 alkyl(C1-C18)alkoxy, C1-C18 alkoxycarbonyl, C1-C18 alkylcarbonyl, C1-C18 alkyl carbonate, aryl carbonate, C1-C18 acetyl, C3-C10 cycloalkyl, C3-C10 cycloalkoxy, isocyanato, amido, cyano, nitro, a straight-chain or branched C1-C18 alkyl group that is mono-substituted with cyano, halo, or C1-C18 alkoxy, or poly-substituted with halo, and a group represented by one of the following formulae: -M(T)(t-1) and -M(OT)(t-1), wherein M is chosen from aluminum, antimony, tantalum, titanium, zirconium and silicon, T is chosen from organofunctional radicals, organofunctional hydrocarbon radicals, aliphatic hydrocarbon radicals and aromatic hydrocarbon radicals, and t is the valence of M;(ii) c, d, e, and f are each independently chosen from an integer ranging from 0 to 20, inclusive; and each S1, S2, S3, S4, and S5 is independently chosen for each occurrence from a spacer unit chosen from: (A) —(CH2)g—, —(CF2)h—, —Si(CH2)g—, —(Si[(CH3)2]O)h—, wherein g is independently chosen for each occurrence from 1 to 20; h is a whole number from 1 to 16 inclusive;(B) —N(Z)—, —C(Z)═C(Z)—, —C(Z)═N—, —C(Z′)—C(Z′)—, wherein Z is independently chosen for each occurrence from hydrogen, C1-C6 alkyl, cycloalkyl and aryl, and Z′ is independently chosen for each occurrence from C1-C6 alkyl, cycloalkyl and aryl; and(C) —O—, —C(O)—, —C≡C—, —N═N—, —S—, —S(O)—, —S(O)(O)—, straight-chain or branched C1-C24 alkylene residue, said C1-C24 alkylene residue being unsubstituted, mono-substituted by cyano or halo, or poly-substituted by halo;provided that when two spacer units comprising heteroatoms are linked together the spacer units are linked so that heteroatoms are not directly linked to each other and when S1 and S5 are linked to PC and P, respectively, they are linked so that two heteroatoms are not directly linked to each other;(iii) P is chosen from: aziridinyl, hydrogen, hydroxy, aryl, alkyl, alkoxy, amino, alkylamino, alkylalkoxy, alkoxyalkoxy, nitro, polyalkyl ether, (C1-C6)alkyl(C1-C6)alkoxy(C1-C6)alkyl, polyethyleneoxy, polypropyleneoxy, ethylene, acrylate, methacrylate, 2-chloroacrylate, 2-phenylacrylate, acryloylphenylene, acrylamide, methacrylamide, 2-chloroacrylamide, 2-phenylacrylamide, epoxy, isocyanate, thiol, thioisocyanate, itaconic acid ester, vinyl ether, vinyl ester, a styrene derivative, siloxane, main-chain and side-chain liquid crystal polymers, ethyleneimine derivatives, maleic acid derivatives, fumaric acid derivatives, unsubstituted cinnamic acid derivatives, cinnamic acid derivatives that are substituted with at least one of methyl, methoxy, cyano and halogen, and substituted and unsubstituted chiral and non-chiral monovalent or divalent groups chosen from steroid radicals, terpenoid radicals, alkaloid radicals and mixtures thereof, wherein the substituents are independently chosen from alkyl, alkoxy, amino, cycloalkyl, alkylalkoxy, fluoroalkyl, cyanoalkyl, cyanoalkoxy and mixtures thereof; and(iv) d′, e′ and f′ are each independently chosen from 0, 1, 2, 3, and 4, provided that a sum of d′ +e′ +f′ is at least 3, wherein said oriented polymeric sheet comprises an elastomeric polymer. 15. The multilayer composite of claim 14, wherein the elastomeric polymer comprises a block copolymer comprising ether and/or ester linkages in the copolymer backbone. 16. The multilayer composite of claim 15, wherein the block copolymer comprises poly(amide-ether) block copolymers, poly(ester-ether) block copolymers, poly(ether-urethane) block copolymers, poly(ester-urethane) block copolymers, and/or poly(ether-urea) block copolymers. 17. The multilayer composite of claim 14, wherein the support layer comprises polycarbonate, polycyclic alkene, polyurethane, poly(urea)urethane, polythiourethane, polythio(urea)urethane, polyol(allyl carbonate), copolymers thereof, or mixtures thereof. 18. The multilayer composite of claim 14, wherein the support layer comprises a cellulose acetate, cellulose diacetate, cellulose triacetate, cellulose acetate propionate, cellulose acetate butyrate, poly(vinyl acetate), poly(vinyl alcohol), poly(vinyl chloride), poly(vinylidene chloride), poly(ethylene terephthalate), polyester, polyurethane, poly(urea)urethane, polythiourethane, polythio(urea)urethane, polysulfone, polyolefin, copolymers thereof, and/or mixtures thereof. 19. The multilayer composite of claim 14, further comprising a protective layer connected to at least a portion of the polymeric sheet such that the polymeric sheet is interposed between the protective layer and the support layer. 20. The multilayer composite of claim 19, wherein the protective layer comprises a protective coating comprising abrasion-resistant coatings, oxygen barrier-coatings, UV-shielding coatings, anti-reflective coatings, anti-fogging coatings, mirror coatings, or combinations thereof. 21. An optical element comprising the multilayer composite of claim 19. 22. The optical element of claim 21, wherein one or both of the support layer and the protective layer is non-birefringent. 23. An optical element comprising the multilayer composite of claim 14. 24. The optical element of claim 23, wherein the optical element comprises ophthalmic elements, display elements, windows, mirrors, and/or active and passive liquid crystal cell elements and devices. 25. The optical element of claim 24, wherein the ophthalmic element comprises corrective lenses, non-corrective lenses, contact lenses, intra-ocular lenses, magnifying lenses, protective lenses, or visors. 26. The optical element of claim 24, wherein the display element comprises screens, monitors and/or security elements. 27. The optical element of claim 26, wherein the security elements comprise an optically transparent material and/or an optically opaque material. 28. The optical element of claim 23, wherein the support layer comprises a substrate selected from untinted substrates, tinted substrates, photochromic substrates, tinted photochromic substrates, and linearly polarizing substrates. 29. The optical element of claim 23, wherein the support layer comprises polycarbonate, polyurethane, poly(urea)urethane, polythiourethane, polythio(urea)urethane, polycyclic alkenes, polyol(allyl carbonate), copolymers thereof, and/or mixtures thereof. 30. The optical element of claim 23, wherein the support layer comprises cellulose acetate, cellulose diacetate, cellulose triacetate, cellulose acetate propionate, cellulose acetate butyrate, poly(vinyl acetate), poly(vinyl alcohol), poly(vinyl chloride), poly(vinylidene chloride), poly(ethylene terephthalate), polyester, polyurethane, poly(urea)urethane, polythiourethane, polythio(urea)urethane, polysulfone, polyolefin, copolymers thereof, and/or mixtures thereof.
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