1、MIL-A-7060q 68 9797706 0322507 2 -* MIL-A-7 O 60 4 (AR) 22 APRIL 1988 MIL I TARY SPEC IF I CATI ON AMINE BONDING AGENT 1. SCOPE 1.1 Scope This specification covers the requirements, quality assurance provisions and packaging for the manufacture and acceptance-of one type of amine bonding agent (see
2、6.1). 2. APPLICABLE DOCUMENTS 2.1 - Government documents. O 2.1.1 .Specification, standards and handbooks. Unless otherwise specified, the following specifications, standards, and handbooks of the issue listed in that issue of the Department of Defense Index of Specifications and standards (DoDISS)
3、specified in the solicitation form a part of this specification to the extent specified herein. SPECIFICATIONS . MILITARY MIL-A-48078 - Ammunition; Standard Quality Assurance Provisions, General Specification for STANDARDS MILITARY MIL-STD-105 - Sampling Procedures and Tables for Inspection by Attri
4、butes Beneficial comments (recommendations, additions, deletions) and any pertinent dat. which may be of use in improving this document should be addressed to: Commander, U.S. Army Armament,Munitions and Chemical Command, Attn. AMSMC-QA, Picatinny Arsenal, New Jersey 07806-5000 by using the self-add
5、ressed Standardite- tion Document Improvement Proposal (DD Form 1426) appearing at the end of this document or by. letter. AMSC N/A 1 of 17 FSC 6810 DISTRIBLPTION STATEMENT A. Approved for public release; distribution is unlimited. Provided by IHSNot for ResaleNo reproduction or networking permitted
6、 without license from IHS-,-,-MIL-A-70bOq b M 9999906 0122508 L1 = MIL-A-70604 (AR) . MIL-STD-129 - Marking for Shipment and Storage MIL-STD-286 - Propellants, Solid: Sampling, Examination and Testing MIL-STD-1168 - Lot Numbering of Ammunition MIL-STD-1218 - ACS Chemicals MIL-STD-1235 - Single and M
7、ultilevel continuous Sampling Procedures and Tables for Inspection by Attributes (Copies of specifications, standards, drawings, and publications required by manufacturers in connection with specific procurement functions should be obtained from the procuring activity or as directed by the Contracti
8、ng Officer.) of this specification to the extent specified herein. Unless otherwise specified, the issues of the documents which are DoD adopted shall be those listed in the of the DoDISS specified in the solicitation. The issues of documents which have not been adopted shall be those in effect on t
9、he date of the cited DoDISS. 2.2 Other publications. The following documents form a part AMERICAN SOCIETY FOR TESTING AND MATERlALS ASTM D2905 - Statement on Number of Specimens Required to Determine the Average Quality of a Textile Material D2196 - Rheological properties of Non-Newtonian Coatings,
10、Test . D3951 - Standard Practice for Commercial Packaging E168 - Recommended Practice for General Techniques in Infrared Quantitative Analysis. E300-73 - Recommended Practice for Sampling Industrial Chem i cals (Application for copies should be addressed to the American Society For Testing and Mater
11、ials, 1916 Race Street, Philadelphia, PA 19103.) the text of this specification and the references cited herein, the text of this specification shall take precedence. 2.3 Order of precedence. In the event of a conflict between 3. REQUIREMENTS 3.1 Composition. This amine bonding agent is one type of
12、reaction product of tetraethylenepentamine and acrylonitrile. material shall conform to the requirements given in Table I. The 2 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-P MIL-A- 70 60 4 (AR) TABLE I. Chemical and Physical Properties for Amine
13、 Bonding Agent Character is tic Requirement Max - Min. Applicable Test Paragraph Secondary Amine , eq/100g O. 9 1.2 4.5.1 Total Amine , eq/100g 1.1 1.5 4.5.2 Tertiary Amine, eq/100g 0.2 0.3 4.5.3 Ammonia, ppm - 500 4.5.4 Moisture, % - O. 85 4.5.5 Viscosity, 2S0cI CPS 500 1,000 4.5.6 3.2 Infrared Spe
14、ctrum. The IR spectrum of the sample shall contain the major peaks shown in Figure 1 when tested in accordance with 4.5.7. 3.3 First article inspection. This specification contains technical provisions for first article inspection. Requirements for the submission of first article samples by the cont
15、ractor shall be as specified in the contract. 3.4 Workmanship. The manufacturer shall implement procedures and controls to assure that the process and the product produced are not compromised by foreign materials and contaminants or any other conditions which may degrade the composition. Determinati
16、on of foreign materials shall be in accordance with 4.5.8. 4. QUALITY ASSURANCE PROVISIONS 4.1 Responsibility for inspection. Unless otherwise specified in the contract or purchase order, the contractor is responsible for the performance of all inspection requirements as specified herein. Except as
17、otherwise specified in the contract or purchase order, the contractor 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 inspections set fo
18、rth in the specification where such inspections are deemed necessary to assure supplies and services conform to prescribed requirements. 4.1.1 Responsibility for compliance. All items must meet all requirements of section 3 and 5. The inspection set forth in this specification shall become a part of
19、 the contractors overall inspection system or quality program. The absence of any inspection requirements in the specification shall not relieve the 3 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-flIL-A-70bOq 68 m 999990b OL225LO 2 m MIL-A-70604 (
20、AR) contractor of the responsibility of assuring that all products and supplies submitted to the Government for acceptance comply with all requirements of the contract. Sampling in quality conformance does not authorize submission of know defective material, either indicated or actual, nor does it c
21、ommit the Government to acceptance of defective material a 4.2 Classification of inspections. The inspection requirements specified here are classified as follows: a. First article inspection (see 4.3). b. Quality conformance inspection (see 4,4) . 4.3. - Ferst article inspection, 4 a Provided by IH
22、SNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-I MIL-A-70604 b8 W 7797706 OL2251L 4 .rl a ah O !i ai C 4 4 LI O Fr MIL-A-70604 (AR) 5 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MI L-A- 7 O 6 O 4 (AR) .4.3.1 S
23、ubmission. The contractor shall submit a first article sample as designated by the Contracting Officer for evaluation in accordance with provisions of 4.3.2. The first article sample shall be ten (10) pounds of amine bonding agent. The sample shall be obtained from the Eirst production lot which has
24、 been produced by the contractor using the same production processes, procedures and equipment as will be used in fulfilling the contract. All materials shall be obtained from the same sources of supply as will be used in regular production. 4.3.2 Inspection to be performed. The sample will be subje
25、cted by the Government to any or al1 of the examinations or tests specified Table II (see MIL-A-48078). 4.3.3 Rejection. See MIL-A-48078. 6 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-A-7060LI 68 773770b 0322533 B Er- . H H w C O c, .d H 1 aJ
26、 rl UI .d 4Jl .d l.4 I aJaJ cc E 7 l.4 4J 7 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-A-70604 68 m 7797906 OL225i4 T m MIL-A-70604 (AR) 4.4 Quality conformance inspection. 4.4.1 Lot formation. A lot shall consist of one or more batches of a
27、mine bonding agent produced by one manufacturer, in accordance with the same specification, or same specification revision, under one continuous set of operating conditions. Eat, lot shall consist of that quantity of amine bonding agent that has been subjected to the same unit chemical or physical p
28、rocess intended to make the final product homogeneous. The lot shall comply with the provisions for submission of product as specified in MIL-STD-105. The criteria and procedure for the assignment of Lot numbers shall be in accordance with MIL-STD-1168. Also, MIL-A-48078 applies. 4.4.2 Examination.
29、See MIL-A-48078. a. Workmanship. Examination for workmanship shall be conducted on each sample selected for testing in accordance with 4.4.3.1. If any sample fails to meet any requirement the batch represented by the sample shall be rejected 4.4.3 Testinq. PRECAUTION: This specification covers sampl
30、ing and testing of toxic and hazardous material. Accordingly, it is emphasized that all applicable safety rules, regulations and procedures must be followed in handling and processing the amine bonding agent. 4.4.3.1 Samplinq. Approximately 500 grams of the composition shall be selected from each ba
31、tch to be sampled using ASTM Method I E300-73 for liquids. Samples shall be selected for inspection in accordance with table below. If any sample fails to meet any test requirement the batch represented by the sample shall be rejected. Each required test shall be performed in duplicate. No composite
32、 samples shall be used. The classificatidn of defects shall be used as given in Table III. Number of containers in batch 2 100 100 200 200 300 300 500 500 1000 1000 3000 3000 10,000 8 Number of containers to be sampled 2 5 8 10 .13 - 20 32 Provided by IHSNot for ResaleNo reproduction or networking p
33、ermitted without license from IHS-,-,-MIL-A-70bOLI b m 77777Ob 0122515 1 m MIL-A-70604 (AR) TABLE III. Classification of Defects Test/Examination Secondary amine Total amine Tertiary amine Ammon i a Moi stur e Viscosity Infrared spectrum Wor kmanship Requirement Defect Paragraph Classification 3.1 3
34、.1 3.1 3.1 3.1 3.1 3.2 3.4 Major Major Major Major Major Major Major Major 4.4.4 Inspection equipment. For the performance of all tests and examinations specified in 4.4 and 4.5, commercial inspection equipment should be employed. The contractor shall have available, and utilize correctly, this equi
35、pment and is charged with the responsibility of assuring that proper calibration procedures are followed. 4.5 Test methods and procedures. All tests given in this section shall. be performed using prescribed procedures for replicate determinations given in- standard analytical chemistry textbooks or
36、 ASTM D2905. Also, unless otherwise specified herein, all chemicals shall he Reaqent Grade or ACS Grade in accordance 4.5.1.1 Apparatus. a. Beckman pH meter or equivalent, equipped with glass-Ag/AgCl combination electrode, or automatic titrator b. Balance, analytical, accurate to 5 0.0001 gm c. Fume
37、 hood d. Cylinders, graduated, 5-, 25-, and 50-ml e. Stirrer , magnetic f. Bottles, wide-mouth, 8-ounce or equivalent g. Syringe, 1 ml, disposable 9 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,- - MIL-A-70609 68 W 9979906 OL225Lb 3 W MIL-A-70604 (
38、AR) . 4.5.1.2 Reaqent . a. Carbon disulfide, AR grade b. Pyridine, AR grade c. 2-Propanol , AR grade (isopropyl alcohol.) d. Standardized sodium hydroxide solution, O. 25N aqueous e. Deionized waker 4.5.1.3 Proce,dure. Using a 1 ml syringe, weigh, by diflerence, 0.25 to a. b. With a graduated cylind
39、er, add 50 ml of pyrldne,r e. Place on magnetlc stirrer an stir to dissolve. Q.35 f 0.0001 gm (NJ of sample into an 8-ounce bottle, 25 mi 2-propano1, and 25 ml of DI water. d. Using a 5 ml graduated cylinder, add :(with stirring 5 ml of carbon isnlide. e. Titrate the sample with standard 0.25N aqueo
40、us sodium (1) While stirring with a magnetic stirrer, add 1 ml hydroxide using the following proceure or an automatic titrator. sodium hydroxide to the bottle. stabilized. Record volume added and corresponding .- pH reading. (2) Continue process. Add smaller aliquots of sodium hydroxide. when nearin
41、g the equivalence point. 0.2 change in pH upon addition of I ml sodium hydroxide. Take the pH reading when it has (3) Continue titrating until there is less than a (4) Graph total ml sodiumhydroxide added verses pH. f. Determine the volume used to reach the potentiometric break point by determining
42、the midpoint of the break curve. Record the volume (VI) b through f. average volume as V2. g. Run two blank titrations following procedure in steps Titrate the blank atthe slowest speed possible. h. Blank volumes must agree within 0.03 ml. Record the LO I- Provided by IHSNot for ResaleNo reproductio
43、n or networking permitted without license from IHS-,-,-I MIL-A-70604 (AR) i. Dispose of titrated solutions in such a way that vapors do not enter the laboratory atmosphere. Calculation: (Vi - V2) x N Secondary amine content, eq/100 g = 10 x w Where : Vi = sample titration volume, ml V2 = Blank titra
44、tion volume, ml N = normality of sodium hydroxide W = sample weight, gm 4.5.2 Total amine. 4.5.2.1 Apparatus. a. Beckman pH meter, or equivalent, equipped with glass-Ag/Ag/AgCl combination electrode or an automatic titrator. b. Balance, analytical, accurate to + 0.0001 gm - c. Cylinder, graduated, 1
45、00 ml d. Bottles, p-toluenesulfonic acid solution should be restandardized every two weeks. 4.5.2.4 Procedure. a. Using a 1 ml syringe, weigh, by difference, 0.25 - b. Using a graduated cylinder, add 50 ml of glacial acetic 0.30 0.0001 gm (W) of sample into a 4-ounce bottle. acid and stir to dissolv
46、e. 12 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-* MIL-A-70604 (AR) 8 c. Titrate the sample with the standardized 0.5N p-toluenesulfonic acid solution using the following procedure or an automatic titrator. (1) While stirring with a magnetic sti
47、rrer, add 1 ml p-toluenesulfonic acid solution to the bottle. take the pH reading when it has stabilized. Record volume added and corresponding pH reading. Allow to stir and (2) Continue process, adding smaller aliquots of (3) Continue titrating until there is less than a 0.2 (4) Graph total ml p-to
48、luenesulfonic acid solution added p-toluenesulfonic acid solution when nearing the equivalence point. change in pH upon addition of 1 ml p-toluenesulfonic acid solution. versus pH. d. Determine the volume required to reach the potentiometric break point by locating the midpoint of the break cur ve.
49、Calculation: Total amine, eq/100g = V x N 10 x w Where : V = Volume of p-toluenesulfonic acid, ml N = normality of p-toluenesulfonic acid W = sample weight, gm 4.5.3 Tertiary Amine. Tertiary amine content shall be determined in accordance with the following: a. Tertiary amine (eq/iOOg) = total amine eU100g) - secondary (eq/iOOg) . 4.5.4 Ammon
