TW210978B - - Google Patents
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- Publication number
- TW210978B TW210978B TW081100282A TW81100282A TW210978B TW 210978 B TW210978 B TW 210978B TW 081100282 A TW081100282 A TW 081100282A TW 81100282 A TW81100282 A TW 81100282A TW 210978 B TW210978 B TW 210978B
- Authority
- TW
- Taiwan
- Prior art keywords
- film
- polymer
- polybenzoxazole
- sheet
- patent application
- Prior art date
Links
- 239000010408 film Substances 0.000 claims description 131
- 229920000642 polymer Polymers 0.000 claims description 51
- 239000007788 liquid Substances 0.000 claims description 47
- 238000000034 method Methods 0.000 claims description 32
- 229920002577 polybenzoxazole Polymers 0.000 claims description 32
- 239000002904 solvent Substances 0.000 claims description 12
- 239000004973 liquid crystal related substance Substances 0.000 claims description 10
- 229920000137 polyphosphoric acid Polymers 0.000 claims description 9
- 229920006254 polymer film Polymers 0.000 claims description 8
- 239000010409 thin film Substances 0.000 claims description 7
- 239000011159 matrix material Substances 0.000 claims description 5
- 230000002079 cooperative effect Effects 0.000 claims description 4
- 229920000106 Liquid crystal polymer Polymers 0.000 claims description 3
- 238000004519 manufacturing process Methods 0.000 claims description 3
- 239000011347 resin Substances 0.000 claims description 2
- 229920005989 resin Polymers 0.000 claims description 2
- IOJUPLGTWVMSFF-UHFFFAOYSA-N benzothiazole Chemical compound C1=CC=C2SC=NC2=C1 IOJUPLGTWVMSFF-UHFFFAOYSA-N 0.000 claims 2
- 239000004977 Liquid-crystal polymers (LCPs) Substances 0.000 claims 1
- 230000001112 coagulating effect Effects 0.000 claims 1
- 239000010117 shenhua Substances 0.000 claims 1
- 239000010410 layer Substances 0.000 description 15
- 238000001125 extrusion Methods 0.000 description 12
- 239000002253 acid Substances 0.000 description 11
- AFVFQIVMOAPDHO-UHFFFAOYSA-N Methanesulfonic acid Chemical compound CS(O)(=O)=O AFVFQIVMOAPDHO-UHFFFAOYSA-N 0.000 description 10
- 230000015271 coagulation Effects 0.000 description 9
- 238000005345 coagulation Methods 0.000 description 9
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 9
- 239000000463 material Substances 0.000 description 8
- 230000008569 process Effects 0.000 description 8
- 239000000178 monomer Substances 0.000 description 7
- 125000004429 atom Chemical group 0.000 description 6
- 229920001343 polytetrafluoroethylene Polymers 0.000 description 6
- 239000004810 polytetrafluoroethylene Substances 0.000 description 6
- KAESVJOAVNADME-UHFFFAOYSA-N Pyrrole Chemical group C=1C=CNC=1 KAESVJOAVNADME-UHFFFAOYSA-N 0.000 description 5
- 239000012141 concentrate Substances 0.000 description 5
- 230000007547 defect Effects 0.000 description 5
- 229940098779 methanesulfonic acid Drugs 0.000 description 5
- 230000032798 delamination Effects 0.000 description 4
- 230000009477 glass transition Effects 0.000 description 4
- 239000000047 product Substances 0.000 description 4
- 238000012360 testing method Methods 0.000 description 4
- UHOVQNZJYSORNB-UHFFFAOYSA-N Benzene Chemical compound C1=CC=CC=C1 UHOVQNZJYSORNB-UHFFFAOYSA-N 0.000 description 3
- 230000015572 biosynthetic process Effects 0.000 description 3
- 150000001875 compounds Chemical class 0.000 description 3
- 229920001577 copolymer Polymers 0.000 description 3
- 239000012528 membrane Substances 0.000 description 3
- 239000000203 mixture Substances 0.000 description 3
- 238000007639 printing Methods 0.000 description 3
- 229920006302 stretch film Polymers 0.000 description 3
- 238000003786 synthesis reaction Methods 0.000 description 3
- 206010041349 Somnolence Diseases 0.000 description 2
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 description 2
- KKEYFWRCBNTPAC-UHFFFAOYSA-N Terephthalic acid Chemical compound OC(=O)C1=CC=C(C(O)=O)C=C1 KKEYFWRCBNTPAC-UHFFFAOYSA-N 0.000 description 2
- RQNWIZPPADIBDY-UHFFFAOYSA-N arsenic atom Chemical compound [As] RQNWIZPPADIBDY-UHFFFAOYSA-N 0.000 description 2
- 125000003118 aryl group Chemical group 0.000 description 2
- 230000008901 benefit Effects 0.000 description 2
- 230000033228 biological regulation Effects 0.000 description 2
- 238000007664 blowing Methods 0.000 description 2
- 230000006835 compression Effects 0.000 description 2
- 238000007906 compression Methods 0.000 description 2
- 238000009833 condensation Methods 0.000 description 2
- 230000005494 condensation Effects 0.000 description 2
- 238000005336 cracking Methods 0.000 description 2
- -1 diphenylene ether Chemical compound 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000010438 heat treatment Methods 0.000 description 2
- 229920006267 polyester film Polymers 0.000 description 2
- 229920005644 polyethylene terephthalate glycol copolymer Polymers 0.000 description 2
- 238000006116 polymerization reaction Methods 0.000 description 2
- 238000011160 research Methods 0.000 description 2
- 239000013557 residual solvent Substances 0.000 description 2
- 150000003839 salts Chemical class 0.000 description 2
- 150000003457 sulfones Chemical group 0.000 description 2
- RLXBOUUYEFOFSW-UHFFFAOYSA-N 2,5-diaminobenzene-1,4-diol Chemical compound NC1=CC(O)=C(N)C=C1O RLXBOUUYEFOFSW-UHFFFAOYSA-N 0.000 description 1
- 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 1
- DPYROBMRMXHROQ-UHFFFAOYSA-N 4,6-diaminobenzene-1,3-diol Chemical compound NC1=CC(N)=C(O)C=C1O DPYROBMRMXHROQ-UHFFFAOYSA-N 0.000 description 1
- NFPYJDZQOKCYIE-UHFFFAOYSA-N 4-amino-3-hydroxybenzoic acid Chemical compound NC1=CC=C(C(O)=O)C=C1O NFPYJDZQOKCYIE-UHFFFAOYSA-N 0.000 description 1
- BWKDAAFSXYPQOS-UHFFFAOYSA-N Benzaldehyde glyceryl acetal Chemical compound O1CC(O)COC1C1=CC=CC=C1 BWKDAAFSXYPQOS-UHFFFAOYSA-N 0.000 description 1
- 239000004992 Ionic Liquid Crystal Substances 0.000 description 1
- 241000282346 Meles meles Species 0.000 description 1
- ONYFNWIHJBLQKE-ZETCQYMHSA-N N(6)-acetimidoyl-L-lysine Chemical compound CC(=N)NCCCC[C@H](N)C(O)=O ONYFNWIHJBLQKE-ZETCQYMHSA-N 0.000 description 1
- 235000014676 Phragmites communis Nutrition 0.000 description 1
- 241000549435 Pria Species 0.000 description 1
- 229910000831 Steel Inorganic materials 0.000 description 1
- 239000004809 Teflon Substances 0.000 description 1
- 229920006362 Teflon® Polymers 0.000 description 1
- 241000534944 Thia Species 0.000 description 1
- 150000007513 acids Chemical class 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 229960004050 aminobenzoic acid Drugs 0.000 description 1
- 229910052785 arsenic Inorganic materials 0.000 description 1
- 125000002529 biphenylenyl group Chemical group C1(=CC=CC=2C3=CC=CC=C3C12)* 0.000 description 1
- 229920001400 block copolymer Polymers 0.000 description 1
- 239000002775 capsule Substances 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 210000000078 claw Anatomy 0.000 description 1
- 239000000701 coagulant Substances 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 238000011437 continuous method Methods 0.000 description 1
- 229930003836 cresol Natural products 0.000 description 1
- 239000013078 crystal Substances 0.000 description 1
- 238000002425 crystallisation Methods 0.000 description 1
- 230000008025 crystallization Effects 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 239000008367 deionised water Substances 0.000 description 1
- 229910021641 deionized water Inorganic materials 0.000 description 1
- 239000003085 diluting agent Substances 0.000 description 1
- 238000001035 drying Methods 0.000 description 1
- 230000008030 elimination Effects 0.000 description 1
- 238000003379 elimination reaction Methods 0.000 description 1
- RTZKZFJDLAIYFH-UHFFFAOYSA-N ether Substances CCOCC RTZKZFJDLAIYFH-UHFFFAOYSA-N 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 239000000835 fiber Substances 0.000 description 1
- 239000012467 final product Substances 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- 238000002309 gasification Methods 0.000 description 1
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 description 1
- 239000010931 gold Substances 0.000 description 1
- 229910052737 gold Inorganic materials 0.000 description 1
- 125000000623 heterocyclic group Chemical group 0.000 description 1
- 239000011229 interlayer Substances 0.000 description 1
- 150000002500 ions Chemical class 0.000 description 1
- 230000002262 irrigation Effects 0.000 description 1
- 238000003973 irrigation Methods 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 238000002156 mixing Methods 0.000 description 1
- VMGAPWLDMVPYIA-HIDZBRGKSA-N n'-amino-n-iminomethanimidamide Chemical compound N\N=C\N=N VMGAPWLDMVPYIA-HIDZBRGKSA-N 0.000 description 1
- 230000007935 neutral effect Effects 0.000 description 1
- 229910052757 nitrogen Inorganic materials 0.000 description 1
- 125000004433 nitrogen atom Chemical group N* 0.000 description 1
- 125000002971 oxazolyl group Chemical group 0.000 description 1
- 210000004417 patella Anatomy 0.000 description 1
- 229920006389 polyphenyl polymer Polymers 0.000 description 1
- 150000007519 polyprotic acids Polymers 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 125000004076 pyridyl group Chemical group 0.000 description 1
- 239000012783 reinforcing fiber Substances 0.000 description 1
- BOLDJAUMGUJJKM-LSDHHAIUSA-N renifolin D Natural products CC(=C)[C@@H]1Cc2c(O)c(O)ccc2[C@H]1CC(=O)c3ccc(O)cc3O BOLDJAUMGUJJKM-LSDHHAIUSA-N 0.000 description 1
- 229920003252 rigid-rod polymer Polymers 0.000 description 1
- 230000035945 sensitivity Effects 0.000 description 1
- 238000004904 shortening Methods 0.000 description 1
- 238000003892 spreading Methods 0.000 description 1
- 230000007480 spreading Effects 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 238000009864 tensile test Methods 0.000 description 1
- 238000010998 test method Methods 0.000 description 1
- 229920001169 thermoplastic Polymers 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
- 230000007704 transition Effects 0.000 description 1
- 239000002023 wood Substances 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J5/00—Manufacture of articles or shaped materials containing macromolecular substances
- C08J5/04—Reinforcing macromolecular compounds with loose or coherent fibrous material
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B27/00—Layered products comprising a layer of synthetic resin
- B32B27/06—Layered products comprising a layer of synthetic resin as the main or only constituent of a layer, which is next to another layer of the same or of a different material
- B32B27/08—Layered products comprising a layer of synthetic resin as the main or only constituent of a layer, which is next to another layer of the same or of a different material of synthetic resin
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B5/00—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts
- B32B5/22—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts characterised by the presence of two or more layers which are next to each other and are fibrous, filamentary, formed of particles or foamed
- B32B5/24—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts characterised by the presence of two or more layers which are next to each other and are fibrous, filamentary, formed of particles or foamed one layer being a fibrous or filamentary layer
- B32B5/26—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts characterised by the presence of two or more layers which are next to each other and are fibrous, filamentary, formed of particles or foamed one layer being a fibrous or filamentary layer another layer next to it also being fibrous or filamentary
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B9/00—Layered products comprising a layer of a particular substance not covered by groups B32B11/00 - B32B29/00
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J2379/00—Characterised by the use of macromolecular compounds obtained by reactions forming in the main chain of the macromolecule a linkage containing nitrogen with or without oxygen, or carbon only, not provided for in groups C08J2361/00 - C08J2377/00
- C08J2379/04—Polycondensates having nitrogen-containing heterocyclic rings in the main chain; Polyhydrazides; Polyamide acids or similar polyimide precursors
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J2381/00—Characterised by the use of macromolecular compounds obtained by reactions forming in the main chain of the macromolecule a linkage containing sulfur with or without nitrogen, oxygen, or carbon only; Polysulfones; Derivatives of such polymers
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T428/00—Stock material or miscellaneous articles
- Y10T428/249921—Web or sheet containing structurally defined element or component
- Y10T428/249924—Noninterengaged fiber-containing paper-free web or sheet which is not of specified porosity
- Y10T428/24994—Fiber embedded in or on the surface of a polymeric matrix
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T428/00—Stock material or miscellaneous articles
- Y10T428/249921—Web or sheet containing structurally defined element or component
- Y10T428/249924—Noninterengaged fiber-containing paper-free web or sheet which is not of specified porosity
- Y10T428/24994—Fiber embedded in or on the surface of a polymeric matrix
- Y10T428/24995—Two or more layers
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T428/00—Stock material or miscellaneous articles
- Y10T428/30—Self-sustaining carbon mass or layer with impregnant or other layer
Landscapes
- Chemical & Material Sciences (AREA)
- Medicinal Chemistry (AREA)
- Organic Chemistry (AREA)
- Materials Engineering (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Engineering & Computer Science (AREA)
- Polymers & Plastics (AREA)
- Manufacturing & Machinery (AREA)
- Reinforced Plastic Materials (AREA)
- Macromolecular Compounds Obtained By Forming Nitrogen-Containing Linkages In General (AREA)
- Compositions Of Macromolecular Compounds (AREA)
- Laminated Bodies (AREA)
- Manufacture Of Macromolecular Shaped Articles (AREA)
- Shaping By String And By Release Of Stress In Plastics And The Like (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US07/624,164 US5196259A (en) | 1990-12-07 | 1990-12-07 | Matrix composites in which the matrix contains polybenzoxazole or polybenzothiazole |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| TW210978B true TW210978B (https=) | 1993-08-11 |
Family
ID=24500919
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| TW081100282A TW210978B (https=) | 1990-12-07 | 1992-01-16 |
Country Status (8)
| Country | Link |
|---|---|
| US (1) | US5196259A (https=) |
| EP (1) | EP0560922A4 (https=) |
| JP (1) | JPH06503598A (https=) |
| KR (1) | KR930703149A (https=) |
| CA (1) | CA2097710A1 (https=) |
| IE (1) | IE914263A1 (https=) |
| TW (1) | TW210978B (https=) |
| WO (1) | WO1992010364A1 (https=) |
Families Citing this family (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6268301B1 (en) * | 1992-03-25 | 2001-07-31 | Toyobo Co., Ltd. | Ballistic-resistant article and process for making the same |
| WO1993024558A1 (en) * | 1992-06-04 | 1993-12-09 | The Dow Chemical Company | Method to synthesize carbon-carbon composites |
| US5405661A (en) * | 1992-08-14 | 1995-04-11 | The Dow Chemical Company | Fire resistant panel |
| WO1994025256A1 (en) * | 1993-04-30 | 1994-11-10 | The Dow Chemical Company | Three-dimensional polybenzazole structures |
| US6493491B1 (en) | 1999-09-28 | 2002-12-10 | Alcatel | Optical drop cable for aerial installation |
| US6929848B2 (en) * | 2001-08-30 | 2005-08-16 | E.I. Du Pont De Nemours And Company | Sheet material especially useful for circuit boards |
| US20030082974A1 (en) * | 2001-08-30 | 2003-05-01 | Samuels Michael R. | Solid sheet material especially useful for circuit boards |
| US20040132372A1 (en) * | 2002-08-26 | 2004-07-08 | Samuels Michael R. | Solid sheet material especially useful for circuit boards |
| US7459044B2 (en) * | 2002-08-26 | 2008-12-02 | E. I. Du Pont De Nemours And Company | Sheet material especially useful for circuit boards |
| DE102005053909A1 (de) * | 2005-05-13 | 2006-11-16 | Beiersdorf Ag | Selbstklebende Hautauflage und Kombinationsset zur kosmetischen Hautpflege |
Family Cites Families (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO1984001161A1 (en) * | 1982-09-17 | 1984-03-29 | Stanford Res Inst Int | Liquid crystalline poly(2,6-benzothiazole) compositions, process and products |
| US4533693A (en) * | 1982-09-17 | 1985-08-06 | Sri International | Liquid crystalline polymer compositions, process, and products |
| US4533692A (en) * | 1982-09-17 | 1985-08-06 | Sri International | Liquid crystalline polymer compositions, process, and products |
| US4487735A (en) * | 1983-04-11 | 1984-12-11 | Celanese Corporation | Process for preparing film of poly{[benzo(1,2-d:4,5-d')bisthiazole-2,6-diyl]-1,4-phenylene}, its cis isomer or mixtures thereof |
| US4722678A (en) * | 1983-06-03 | 1988-02-02 | Ex-Cell-O Corporation | Rotational mold with valved charge box |
| US4703103A (en) * | 1984-03-16 | 1987-10-27 | Commtech International | Liquid crystalline polymer compositions, process and products |
| US4939235A (en) * | 1985-09-26 | 1990-07-03 | Foster-Miller, Inc. | Biaxially oriented ordered polybenzothiazole film |
| US4973442A (en) * | 1985-09-26 | 1990-11-27 | Foster Miller Inc. | Forming biaxially oriented ordered polymer films |
| US4966806A (en) * | 1986-12-16 | 1990-10-30 | Foster Miller, Inc. | Film-based structural components with controlled coefficient of thermal expansion |
| US4871595A (en) * | 1986-12-16 | 1989-10-03 | Foster Miller, Inc. | Lyotropic liquid crystalline oriented polymer substrate for printed wire board |
| US4898924A (en) * | 1989-01-11 | 1990-02-06 | Hoechst Celanese Corporation | Process for the production of biaxially oriented rigid rod heterocyclic liquid crystalline polymer films |
| US4996806A (en) * | 1989-08-03 | 1991-03-05 | A. B. Chance Company | Lead point for helical earth anchor |
| US4996281A (en) * | 1989-09-29 | 1991-02-26 | The Dow Chemical Company | Polymers containing amide moieties and a process for their preparation |
| US4999395A (en) * | 1990-04-12 | 1991-03-12 | E. I. Du Pont De Nemours And Company | High performance aramid matrix composites |
-
1990
- 1990-12-07 US US07/624,164 patent/US5196259A/en not_active Expired - Fee Related
-
1991
- 1991-12-06 JP JP4502396A patent/JPH06503598A/ja active Pending
- 1991-12-06 KR KR1019930701676A patent/KR930703149A/ko not_active Withdrawn
- 1991-12-06 WO PCT/US1991/009229 patent/WO1992010364A1/en not_active Ceased
- 1991-12-06 EP EP19920902608 patent/EP0560922A4/en not_active Withdrawn
- 1991-12-06 CA CA002097710A patent/CA2097710A1/en not_active Abandoned
- 1991-12-09 IE IE426391A patent/IE914263A1/en not_active Application Discontinuation
-
1992
- 1992-01-16 TW TW081100282A patent/TW210978B/zh active
Also Published As
| Publication number | Publication date |
|---|---|
| US5196259A (en) | 1993-03-23 |
| IE914263A1 (en) | 1992-06-17 |
| WO1992010364A1 (en) | 1992-06-25 |
| EP0560922A4 (en) | 1993-11-03 |
| CA2097710A1 (en) | 1992-06-08 |
| KR930703149A (ko) | 1993-11-29 |
| EP0560922A1 (en) | 1993-09-22 |
| JPH06503598A (ja) | 1994-04-21 |
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