CA1123980A - Polyamideimides solubles dans l'eau - Google Patents

Polyamideimides solubles dans l'eau

Info

Publication number: CA1123980A
Authority: CA; Canada
Prior art keywords: polyamideimide; coating composition; water; tertiary amine; diamine
Prior art date: 1976-12-20
Legal status (The legal status 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 status listed.): Expired

Application number

CA292,790A

Other languages

English (en)

Inventor

Denis R. Pauze

Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)

General Electric Co

Original Assignee

General Electric Co

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.)

1976-12-20

Filing date

1977-12-09

Publication date

1982-05-18

1977-12-09 Application filed by General Electric Co filed Critical General Electric Co

1982-05-18 Application granted granted Critical

1982-05-18 Publication of CA1123980A publication Critical patent/CA1123980A/fr

Status Expired legal-status Critical Current

Links

239000004962 Polyamide-imide Substances 0.000 title claims abstract description 27
229920002312 polyamide-imide Polymers 0.000 title claims abstract description 27
239000008199 coating composition Substances 0.000 claims abstract description 19
XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 15
239000002904 solvent Substances 0.000 claims abstract description 12
239000000470 constituent Substances 0.000 claims abstract description 4
150000003512 tertiary amines Chemical class 0.000 claims description 7
UEEJHVSXFDXPFK-UHFFFAOYSA-N N-dimethylaminoethanol Chemical group CN(C)CCO UEEJHVSXFDXPFK-UHFFFAOYSA-N 0.000 claims description 6
229960002887 deanol Drugs 0.000 claims description 6
239000012972 dimethylethanolamine Substances 0.000 claims description 6
125000003178 carboxy group Chemical group [H]OC(*)=O 0.000 claims description 5
238000000034 method Methods 0.000 claims description 5
125000005462 imide group Chemical group 0.000 claims 1
239000000463 material Substances 0.000 abstract description 16
238000000576 coating method Methods 0.000 abstract description 8
239000000203 mixture Substances 0.000 abstract description 8
239000011248 coating agent Substances 0.000 abstract description 5
150000001412 amines Chemical class 0.000 abstract description 4
239000003960 organic solvent Substances 0.000 abstract description 4
-1 2,6,7-naphthalene tricarboxylic anhydride Chemical class 0.000 description 13
150000008064 anhydrides Chemical class 0.000 description 8
UHOVQNZJYSORNB-UHFFFAOYSA-N Benzene Chemical compound C1=CC=CC=C1 UHOVQNZJYSORNB-UHFFFAOYSA-N 0.000 description 7
210000003298 dental enamel Anatomy 0.000 description 7
239000007787 solid Substances 0.000 description 7
150000001244 carboxylic acid anhydrides Chemical class 0.000 description 5
239000005056 polyisocyanate Substances 0.000 description 5
239000002966 varnish Substances 0.000 description 5
SECXISVLQFMRJM-UHFFFAOYSA-N N-Methylpyrrolidone Chemical compound CN1CCCC1=O SECXISVLQFMRJM-UHFFFAOYSA-N 0.000 description 4
150000004985 diamines Chemical class 0.000 description 4
229920001228 polyisocyanate Polymers 0.000 description 4
239000000843 powder Substances 0.000 description 4
ZMXDDKWLCZADIW-UHFFFAOYSA-N N,N-Dimethylformamide Chemical compound CN(C)C=O ZMXDDKWLCZADIW-UHFFFAOYSA-N 0.000 description 3
ISWSIDIOOBJBQZ-UHFFFAOYSA-N Phenol Chemical compound OC1=CC=CC=C1 ISWSIDIOOBJBQZ-UHFFFAOYSA-N 0.000 description 3
YXFVVABEGXRONW-UHFFFAOYSA-N Toluene Chemical compound CC1=CC=CC=C1 YXFVVABEGXRONW-UHFFFAOYSA-N 0.000 description 3
ZMANZCXQSJIPKH-UHFFFAOYSA-N Triethylamine Chemical compound CCN(CC)CC ZMANZCXQSJIPKH-UHFFFAOYSA-N 0.000 description 3
125000004432 carbon atom Chemical group C* 0.000 description 3
239000012948 isocyanate Substances 0.000 description 3
150000002513 isocyanates Chemical class 0.000 description 3
229920000768 polyamine Polymers 0.000 description 3
229920000642 polymer Polymers 0.000 description 3
150000003254 radicals Chemical class 0.000 description 3
QTWJRLJHJPIABL-UHFFFAOYSA-N 2-methylphenol;3-methylphenol;4-methylphenol Chemical compound CC1=CC=C(O)C=C1.CC1=CC=CC(O)=C1.CC1=CC=CC=C1O QTWJRLJHJPIABL-UHFFFAOYSA-N 0.000 description 2
MDNWOSOZYLHTCG-UHFFFAOYSA-N Dichlorophen Chemical compound OC1=CC=C(Cl)C=C1CC1=CC(Cl)=CC=C1O MDNWOSOZYLHTCG-UHFFFAOYSA-N 0.000 description 2
RTZKZFJDLAIYFH-UHFFFAOYSA-N Diethyl ether Chemical compound CCOCC RTZKZFJDLAIYFH-UHFFFAOYSA-N 0.000 description 2
ZJCCRDAZUWHFQH-UHFFFAOYSA-N Trimethylolpropane Chemical compound CCC(CO)(CO)CO ZJCCRDAZUWHFQH-UHFFFAOYSA-N 0.000 description 2
239000000853 adhesive Substances 0.000 description 2
230000001070 adhesive effect Effects 0.000 description 2
229910052782 aluminium Inorganic materials 0.000 description 2
XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 2
125000003277 amino group Chemical group 0.000 description 2
239000004305 biphenyl Substances 0.000 description 2
230000000903 blocking effect Effects 0.000 description 2
229910052799 carbon Inorganic materials 0.000 description 2
JQVDAXLFBXTEQA-UHFFFAOYSA-N dibutylamine Chemical compound CCCCNCCCC JQVDAXLFBXTEQA-UHFFFAOYSA-N 0.000 description 2
KZTYYGOKRVBIMI-UHFFFAOYSA-N diphenyl sulfone Chemical compound C=1C=CC=CC=1S(=O)(=O)C1=CC=CC=C1 KZTYYGOKRVBIMI-UHFFFAOYSA-N 0.000 description 2
NAQMVNRVTILPCV-UHFFFAOYSA-N hexane-1,6-diamine Chemical compound NCCCCCCN NAQMVNRVTILPCV-UHFFFAOYSA-N 0.000 description 2
IQPQWNKOIGAROB-UHFFFAOYSA-N isocyanate group Chemical group [N-]=C=O IQPQWNKOIGAROB-UHFFFAOYSA-N 0.000 description 2
229910052751 metal Inorganic materials 0.000 description 2
239000002184 metal Substances 0.000 description 2
239000003973 paint Substances 0.000 description 2
229920003055 poly(ester-imide) Polymers 0.000 description 2
229920000728 polyester Polymers 0.000 description 2
238000002360 preparation method Methods 0.000 description 2
150000003141 primary amines Chemical class 0.000 description 2
125000002924 primary amino group Chemical group [H]N([H])* 0.000 description 2
150000003335 secondary amines Chemical class 0.000 description 2
RUELTTOHQODFPA-UHFFFAOYSA-N toluene 2,6-diisocyanate Chemical compound CC1=C(N=C=O)C=CC=C1N=C=O RUELTTOHQODFPA-UHFFFAOYSA-N 0.000 description 2
MTZUIIAIAKMWLI-UHFFFAOYSA-N 1,2-diisocyanatobenzene Chemical compound O=C=NC1=CC=CC=C1N=C=O MTZUIIAIAKMWLI-UHFFFAOYSA-N 0.000 description 1
ALFPQLNWSGPNOP-UHFFFAOYSA-N 1,3-bis(isocyanatomethyl)benzene 1,5-bis(isocyanatomethyl)-2,4-dimethylbenzene Chemical compound CC1=C(C=C(C(=C1)C)CN=C=O)CN=C=O.C1(=CC(=CC=C1)CN=C=O)CN=C=O ALFPQLNWSGPNOP-UHFFFAOYSA-N 0.000 description 1
UWSYYXZGGOEAGH-UHFFFAOYSA-N 1,3-diethyl-2,4,6-triisocyanato-5-methylbenzene Chemical compound CCC1=C(N=C=O)C(C)=C(N=C=O)C(CC)=C1N=C=O UWSYYXZGGOEAGH-UHFFFAOYSA-N 0.000 description 1
WZCQRUWWHSTZEM-UHFFFAOYSA-N 1,3-phenylenediamine Chemical compound NC1=CC=CC(N)=C1 WZCQRUWWHSTZEM-UHFFFAOYSA-N 0.000 description 1
OHLKMGYGBHFODF-UHFFFAOYSA-N 1,4-bis(isocyanatomethyl)benzene Chemical compound O=C=NCC1=CC=C(CN=C=O)C=C1 OHLKMGYGBHFODF-UHFFFAOYSA-N 0.000 description 1
CBCKQZAAMUWICA-UHFFFAOYSA-N 1,4-phenylenediamine Chemical compound NC1=CC=C(N)C=C1 CBCKQZAAMUWICA-UHFFFAOYSA-N 0.000 description 1
SBJCUZQNHOLYMD-UHFFFAOYSA-N 1,5-Naphthalene diisocyanate Chemical compound C1=CC=C2C(N=C=O)=CC=CC2=C1N=C=O SBJCUZQNHOLYMD-UHFFFAOYSA-N 0.000 description 1
PWGJDPKCLMLPJW-UHFFFAOYSA-N 1,8-diaminooctane Chemical compound NCCCCCCCCN PWGJDPKCLMLPJW-UHFFFAOYSA-N 0.000 description 1
KDLIYVDINLSKGR-UHFFFAOYSA-N 1-isocyanato-4-(4-isocyanatophenoxy)benzene Chemical compound C1=CC(N=C=O)=CC=C1OC1=CC=C(N=C=O)C=C1 KDLIYVDINLSKGR-UHFFFAOYSA-N 0.000 description 1
VOZKAJLKRJDJLL-UHFFFAOYSA-N 2,4-diaminotoluene Chemical compound CC1=CC=C(N)C=C1N VOZKAJLKRJDJLL-UHFFFAOYSA-N 0.000 description 1
HYVGFUIWHXLVNV-UHFFFAOYSA-N 2-(n-ethylanilino)ethanol Chemical compound OCCN(CC)C1=CC=CC=C1 HYVGFUIWHXLVNV-UHFFFAOYSA-N 0.000 description 1
VIIZJXNVVJKISZ-UHFFFAOYSA-N 2-(n-methylanilino)ethanol Chemical compound OCCN(C)C1=CC=CC=C1 VIIZJXNVVJKISZ-UHFFFAOYSA-N 0.000 description 1
GVNHOISKXMSMPX-UHFFFAOYSA-N 2-[butyl(2-hydroxyethyl)amino]ethanol Chemical compound CCCCN(CCO)CCO GVNHOISKXMSMPX-UHFFFAOYSA-N 0.000 description 1
OJPDDQSCZGTACX-UHFFFAOYSA-N 2-[n-(2-hydroxyethyl)anilino]ethanol Chemical compound OCCN(CCO)C1=CC=CC=C1 OJPDDQSCZGTACX-UHFFFAOYSA-N 0.000 description 1
JRBJSXQPQWSCCF-UHFFFAOYSA-N 3,3'-Dimethoxybenzidine Chemical compound C1=C(N)C(OC)=CC(C=2C=C(OC)C(N)=CC=2)=C1 JRBJSXQPQWSCCF-UHFFFAOYSA-N 0.000 description 1
QZWKEPYTBWZJJA-UHFFFAOYSA-N 3,3'-Dimethoxybenzidine-4,4'-diisocyanate Chemical compound C1=C(N=C=O)C(OC)=CC(C=2C=C(OC)C(N=C=O)=CC=2)=C1 QZWKEPYTBWZJJA-UHFFFAOYSA-N 0.000 description 1
UPMLOUAZCHDJJD-UHFFFAOYSA-N 4,4'-Diphenylmethane Diisocyanate Chemical compound C1=CC(N=C=O)=CC=C1CC1=CC=C(N=C=O)C=C1 UPMLOUAZCHDJJD-UHFFFAOYSA-N 0.000 description 1
YBRVSVVVWCFQMG-UHFFFAOYSA-N 4,4'-diaminodiphenylmethane Chemical compound C1=CC(N)=CC=C1CC1=CC=C(N)C=C1 YBRVSVVVWCFQMG-UHFFFAOYSA-N 0.000 description 1
HLBLWEWZXPIGSM-UHFFFAOYSA-N 4-Aminophenyl ether Chemical compound C1=CC(N)=CC=C1OC1=CC=C(N)C=C1 HLBLWEWZXPIGSM-UHFFFAOYSA-N 0.000 description 1
DZIHTWJGPDVSGE-UHFFFAOYSA-N 4-[(4-aminocyclohexyl)methyl]cyclohexan-1-amine Chemical compound C1CC(N)CCC1CC1CCC(N)CC1 DZIHTWJGPDVSGE-UHFFFAOYSA-N 0.000 description 1
229920004008 Amoco AI-10® Polymers 0.000 description 1
SYUSWCAFPCEEGZ-UHFFFAOYSA-N C1(=CC(=CC=C1)N=C=O)N=C=O.C1(=CC=C(C=C1)N=C=O)N=C=O.C(CCCCCN=C=O)N=C=O.C(CCCN=C=O)N=C=O Chemical compound C1(=CC(=CC=C1)N=C=O)N=C=O.C1(=CC=C(C=C1)N=C=O)N=C=O.C(CCCCCN=C=O)N=C=O.C(CCCN=C=O)N=C=O SYUSWCAFPCEEGZ-UHFFFAOYSA-N 0.000 description 1
OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical group [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
239000004215 Carbon black (E152) Substances 0.000 description 1
208000009043 Chemical Burns Diseases 0.000 description 1
RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
XDTMQSROBMDMFD-UHFFFAOYSA-N Cyclohexane Chemical compound C1CCCCC1 XDTMQSROBMDMFD-UHFFFAOYSA-N 0.000 description 1
VGGSQFUCUMXWEO-UHFFFAOYSA-N Ethene Chemical compound C=C VGGSQFUCUMXWEO-UHFFFAOYSA-N 0.000 description 1
239000005977 Ethylene Substances 0.000 description 1
229920001730 Moisture cure polyurethane Polymers 0.000 description 1
FXHOOIRPVKKKFG-UHFFFAOYSA-N N,N-Dimethylacetamide Chemical compound CN(C)C(C)=O FXHOOIRPVKKKFG-UHFFFAOYSA-N 0.000 description 1
OETQTNAPQKDCRX-UHFFFAOYSA-N NC=1OC(=NN1)N.NCCCCCCCCCCCC(CCCCCC)N.NC1CCC(CC1)N Chemical compound NC=1OC(=NN1)N.NCCCCCCCCCCCC(CCCCCC)N.NC1CCC(CC1)N OETQTNAPQKDCRX-UHFFFAOYSA-N 0.000 description 1
CTQNGGLPUBDAKN-UHFFFAOYSA-N O-Xylene Chemical compound CC1=CC=CC=C1C CTQNGGLPUBDAKN-UHFFFAOYSA-N 0.000 description 1
GSEJCLTVZPLZKY-UHFFFAOYSA-N Triethanolamine Chemical compound OCCN(CCO)CCO GSEJCLTVZPLZKY-UHFFFAOYSA-N 0.000 description 1
FDLQZKYLHJJBHD-UHFFFAOYSA-N [3-(aminomethyl)phenyl]methanamine Chemical compound NCC1=CC=CC(CN)=C1 FDLQZKYLHJJBHD-UHFFFAOYSA-N 0.000 description 1
ISKQADXMHQSTHK-UHFFFAOYSA-N [4-(aminomethyl)phenyl]methanamine Chemical compound NCC1=CC=C(CN)C=C1 ISKQADXMHQSTHK-UHFFFAOYSA-N 0.000 description 1
239000002253 acid Substances 0.000 description 1
150000007513 acids Chemical class 0.000 description 1
150000001298 alcohols Chemical class 0.000 description 1
125000001931 aliphatic group Chemical group 0.000 description 1
150000001408 amides Chemical class 0.000 description 1
125000003118 aryl group Chemical group 0.000 description 1
HFACYLZERDEVSX-UHFFFAOYSA-N benzidine Chemical group C1=CC(N)=CC=C1C1=CC=C(N)C=C1 HFACYLZERDEVSX-UHFFFAOYSA-N 0.000 description 1
239000012965 benzophenone Substances 0.000 description 1
OHJMTUPIZMNBFR-UHFFFAOYSA-N biuret Chemical compound NC(=O)NC(N)=O OHJMTUPIZMNBFR-UHFFFAOYSA-N 0.000 description 1
125000000484 butyl group Chemical group [H]C([*])([H])C([H])([H])C([H])([H])C([H])([H])[H] 0.000 description 1
238000006243 chemical reaction Methods 0.000 description 1
239000002131 composite material Substances 0.000 description 1
238000005336 cracking Methods 0.000 description 1
229930003836 cresol Natural products 0.000 description 1
150000001896 cresols Chemical class 0.000 description 1
UKJLNMAFNRKWGR-UHFFFAOYSA-N cyclohexatrienamine Chemical group NC1=CC=C=C[CH]1 UKJLNMAFNRKWGR-UHFFFAOYSA-N 0.000 description 1
KORSJDCBLAPZEQ-UHFFFAOYSA-N dicyclohexylmethane-4,4'-diisocyanate Chemical compound C1CC(N=C=O)CCC1CC1CCC(N=C=O)CC1 KORSJDCBLAPZEQ-UHFFFAOYSA-N 0.000 description 1
125000000118 dimethyl group Chemical group [H]C([H])([H])* 0.000 description 1
ATUOYWHBWRKTHZ-UHFFFAOYSA-N dimethylmethane Natural products CCC ATUOYWHBWRKTHZ-UHFFFAOYSA-N 0.000 description 1
239000003344 environmental pollutant Substances 0.000 description 1
230000032050 esterification Effects 0.000 description 1
238000005886 esterification reaction Methods 0.000 description 1
238000010438 heat treatment Methods 0.000 description 1
PWSKHLMYTZNYKO-UHFFFAOYSA-N heptane-1,7-diamine Chemical compound NCCCCCCCN PWSKHLMYTZNYKO-UHFFFAOYSA-N 0.000 description 1
229930195733 hydrocarbon Natural products 0.000 description 1
229910052739 hydrogen Inorganic materials 0.000 description 1
239000001257 hydrogen Substances 0.000 description 1
125000004435 hydrogen atom Chemical group [H]* 0.000 description 1
150000003949 imides Chemical group 0.000 description 1
239000007788 liquid Substances 0.000 description 1
230000007774 longterm Effects 0.000 description 1
CRVGTESFCCXCTH-UHFFFAOYSA-N methyl diethanolamine Chemical class OCCN(C)CCO CRVGTESFCCXCTH-UHFFFAOYSA-N 0.000 description 1
125000002496 methyl group Chemical group [H]C([H])([H])* 0.000 description 1
238000002156 mixing Methods 0.000 description 1
KQSABULTKYLFEV-UHFFFAOYSA-N naphthalene-1,5-diamine Chemical compound C1=CC=C2C(N)=CC=CC2=C1N KQSABULTKYLFEV-UHFFFAOYSA-N 0.000 description 1
BDJRBEYXGGNYIS-UHFFFAOYSA-N nonanedioic acid Chemical compound OC(=O)CCCCCCCC(O)=O BDJRBEYXGGNYIS-UHFFFAOYSA-N 0.000 description 1
125000000962 organic group Chemical group 0.000 description 1
150000002989 phenols Chemical class 0.000 description 1
231100000719 pollutant Toxicity 0.000 description 1
229920000767 polyaniline Polymers 0.000 description 1
239000001294 propane Substances 0.000 description 1
229920005989 resin Polymers 0.000 description 1
239000011347 resin Substances 0.000 description 1
238000003756 stirring Methods 0.000 description 1
239000000758 substrate Substances 0.000 description 1
231100000331 toxic Toxicity 0.000 description 1
230000002588 toxic effect Effects 0.000 description 1
150000003628 tricarboxylic acids Chemical class 0.000 description 1
SRPWOOOHEPICQU-UHFFFAOYSA-N trimellitic anhydride Chemical compound OC(=O)C1=CC=C2C(=O)OC(=O)C2=C1 SRPWOOOHEPICQU-UHFFFAOYSA-N 0.000 description 1
UHUUYVZLXJHWDV-UHFFFAOYSA-N trimethyl(methylsilyloxy)silane Chemical compound C[SiH2]O[Si](C)(C)C UHUUYVZLXJHWDV-UHFFFAOYSA-N 0.000 description 1
239000008096 xylene Substances 0.000 description 1

Landscapes

Macromolecular Compounds Obtained By Forming Nitrogen-Containing Linkages In General (AREA)

CA292,790A 1976-12-20 1977-12-09 Polyamideimides solubles dans l'eau Expired CA1123980A (fr)

Applications Claiming Priority (2)

Application Number	Priority Date	Filing Date	Title
US75365376A	1976-12-20	1976-12-20
US753,653		1976-12-20

Publications (1)

Publication Number	Publication Date
CA1123980A true CA1123980A (fr)	1982-05-18

Family

ID=25031582

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
CA292,790A Expired CA1123980A (fr)	1976-12-20	1977-12-09	Polyamideimides solubles dans l'eau

Country Status (1)

Country	Link
CA (1)	CA1123980A (fr)

1977
- 1977-12-09 CA CA292,790A patent/CA1123980A/fr not_active Expired

Legal Events

Date	Code	Title	Description
1999-05-18	MKEX	Expiry

Publication	Publication Date	Title
US3817926A (en)	1974-06-18	Polyamide-imides
US5747625A (en)	1998-05-05	Silicate group-containing polyimide
US4728697A (en)	1988-03-01	Novel copolyamideimides, prepolymers therefor and method for their preparation
US3347808A (en)	1967-10-17	Coating compositions
US9029441B2 (en)	2015-05-12	Low toxicity solvent system for polyamideimide and polyamide amic acid resins and coating solutions thereof
US3518219A (en)	1970-06-30	Novel polyimide forming mixtures
US4259221A (en)	1981-03-31	Water-soluble polyamideimides
US3778411A (en)	1973-12-11	Polyamide acids and polyamideimides
JPS59164328A (ja)	1984-09-17	芳香族ポリアミツク酸溶液組成物
US4180612A (en)	1979-12-25	Hydantoin-polyester coating compositions
CA2261770A1 (fr)	1998-02-19	Email isolant contenant des polyester-imides et/ou des polyamide-imides avec des polyoxyalkylene-diamines comme constituants moleculaires
US3922252A (en)	1975-11-25	Polyamideimide compositions
US4189518A (en)	1980-02-19	Cured polymeric coating material, coated substrate, and process of forming
EP1963400B1 (fr)	2012-02-01	Procédé de production de polyamide-imides à fonctions acides
US3896089A (en)	1975-07-22	Solution for forming thermal resisting polymers
CA1123980A (fr)	1982-05-18	Polyamideimides solubles dans l'eau
US3682860A (en)	1972-08-08	Thermally stable polymers and method of their production
EP2021398B1 (fr)	2016-03-23	Catalyse du durcissement d'un polyimide
US4218550A (en)	1980-08-19	Coating compositions
US3779996A (en)	1973-12-18	Polyamideimides from unsaturated anhydrides
US4247429A (en)	1981-01-27	Coating compositions
US4450258A (en)	1984-05-22	Coating compositions
US3997513A (en)	1976-12-14	Solution for forming thermal resisting polymers
US3857820A (en)	1974-12-31	Solution for forming thermally resistant polymers
GB2075999A (en)	1981-11-25	Improved Polyamide Acid Polymer Coating Composition and Bondable Substrate