NAVY MIL-I-85492-1981 IMINE CURING BONDING AGENT《亚胺固化 粘接剂》.pdf
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1、/ MIL-1-85492 b8 W 7977706 0323b07 O MI L- 1-85492 (AS) 6 October 1981 MI LI TARY SPEC1 FI CATI ON l-t- 1.5- 2/ IMINE CURINGJBONDING AGENT This specification is approved for use by the Naval Air Systems Command, Department of the Navy, and is available for use by all Departments and Agencies of the
2、Department of Defense. 1. SCOPE. 1.1 -. Scope. . This specification establishes the requirements for two types of imine curing/bonding agents to be used as ingredients in case liners and propellants of solid rocket motors. following types: 1.2 Classification. The imine curing/bonding agents shall be
3、 of the Type I: 1 , 1 - (1,3-phenyl ene di carbonyl ) bis 2- methyl -az i ri di ne Type II: 1, 1 I ,l1-(1,3,5-benzenetriyl tricarbonyl) tris 2-ethyl -aziridine 2. APPLICABLE DOCUMENTS. I 2.1 Issues of documents. The following documents of the issue in effect on date of invitation for bids or request
4、 for proposal form a part of this specification to the extent specified herein. STANDARDS MILITARY MIL-STD-129 Marking for Shipment and Storage. (Copies of specifications, .standards, drawings and pub1 ications required by contractors in connection with specified procurement functions should be obta
5、ined.from the procuring activity or as directed by the contracting officer. ) Beneficial comments (recomnendations, additions, deletions) and any pertinent data which may be of use in improving this document should be addressed to: Comnanding Officer, Naval Air Engineering Center, Engineering Specif
6、ications and Standards Department (ESSD) Code 93, Lakehurst, NJ 08733, by using the self-addressed Stan- dardization Document Improvement Proposal (DD Form 1426) appearing at the end of this document or by letter. FSC 68lOl Provided by IHSNot for ResaleNo reproduction or networking permitted without
7、 license from IHS-,-,-MIL-I-85Ll72 68 = 7777Ob 0123608 2 Pro per ty Type I .Min Max Imine equivalent weight, 129 145 g/g equ i val en t percent Hydrolyzable chlorine, - o. 9 Moisture, percent - O. 25 MIL-I-85492 (AS 1 Type II Min Max 135 155 - o. 9 - 0.25 2.2 Other publications. The following docume
8、nts form a part of this soecification to the extent specified herein, Unless otherwise indicated, the issue in effect .on date of invitation for bids or request for proposal shall apply. American Society for Testing and Materials (ASTM) ASTM E 203 Water Using Karl Fischer Reagent, Test Por. Applicat
9、ion for copies should be addressed to the American Society for Testing and Materials, 1916 Race Street, Phfiladelphia, PA 19103.) 3. REQUIREMENTS. 3.1 Product characteristics, The imine curing/bonding agents chal 1 be amber, viscous liquids. 3.2 Chemical properti es .* Chemical properties of the imi
10、 ne curing/ bonding agents shall conform to Table I. TABLE I. Chemical properties. 3.4 Stability. When stored in accordance with 3.3, the imine curing/ bonding agents shall have sufficient chemical stability to permit storage for a minimum of 12 months without exceeding 150 grams/gram (g/g) equivale
11、nt for Type I and without exceeding 170 g/g equivalent for Type II when retested in accordance with 4.3.1. . I 2 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-I-85LI92 68 W 9999906 0323609 Lt 3.5 Toxic products and safety. Safety regulations an
12、d guidelines applicable to the use of imine curing/bonding agents should be complied with to preclude personal injury and damage to equipment and facilities. 3.6 Workmanship. Workmanship shall be such that the imine curing/ bonding agents are uniform and of consistent high quality. 4. QUALITY ASSURA
13、NCE PROVISIONS. 4.1 Responsibility for inspection. Unless otherwise specified in the contract or purchase order (see 6.2.1 1 the contractor is responsible for the performance of all inspectionrequirements as specified herein. Except as Otherwise specified in the contract or purchase order, the contr
14、actor may use his own or any other facilities suitable for the performance of the inspection requirements specified herein, unless disapproved by the Government. The Government reserves the right to perform any of the fnspections set forth in this specification where such inspections are deemed nece
15、ssary to assure that supplies and services conform to perscribed requirements. curing/bonding agents shall be classified as follows. 4.2 Classification of tests. Inspection and testing of the imine 4.2.1 Quality conformance inspections and tests. Quality conformance inspections and tests shall consi
16、st of the following: a. Tests of Table I properties (see 4.3). b. Inspection of filled containers (see 4.5.1). c. Visual inspection (see 4.5.2). 4.2.1 . 1 Sampl i ng. A representati ve sampl e 1 arge enough to perform all tests and a retain sample shall be taken from each lot of material. 4.2.1.2 Ac
17、ceptance criteria. .Failure of any sample to pass all of the requirements specified herein shall cause rejection of the lot represented. 4.3 Test methods. Tests shall be performed using apparatus, reagents, and procedures specified herein. or procedures shall require prior written approval of the pr
18、ocuring activity. The use of al ternate apparatus, reagents , 4.3.1 Imine equivalent weight. Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MI L- 1-85492 (AS) I 4.3.1.1 Determination of imine equivalent weight. Add 50 milliliters (ml ) of methanol i
19、c potassium thiocyanate (KSCN) solution (prepared by dissolving 160 grms (gm) of potassium thiocyanate in methanol and diluting to 1 liter) into a 125-ml Erlenmeyer flask fitted with a nitrogen purge. Pipet 10.00 ml of 0.4 Normal (N) methanolic hydrochloric acid (prepared by thoroughly mixing 34 ml
20、of concentrated hydrochloric acid in methanol and diluting to 1 liter) into the flask and thoroughly mix the two solutions. Weigh, to the nearest 0.1 milligram (mg), 0.3 to 0.4 gm of sample into the flask and str 5 to 6 minutes. Add 3 drops each of 0.1 percent alcoholic bromothymol blue sodium salt
21、and 0.1 percent alcoholic phenol red sodium salt indicators. Titrate to a purple end point with standardized 0.1 N a7cohol ic potassium hydroxide (KOH) (prepared by dissolving 6 gm of potassium hydroxide in methanol and diluting to 1 liter). Determine two reagent blanks following the above procedure
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