1. Trang chủ
  2. » Luận Văn - Báo Cáo

Nghiên ứu hế tạo lớp phủ bảo vệ thân thiện môi trường trên ơ sở epoxy và hydrotalxit mang ứ hế ăn mòn

70 0 0

Đang tải... (xem toàn văn)

Tài liệu hạn chế xem trước, để xem đầy đủ mời bạn chọn Tải xuống

THÔNG TIN TÀI LIỆU

Thông tin cơ bản

Định dạng
Số trang 70
Dung lượng 3,15 MB

Nội dung

2005, Application of hydrotalxites as corrosion-inhibiting pigments in organic coatings, The Ohio State University..  Inhibition of Filiform Corrosion on Polymer Coated AA2024-T

- -    mòn    l         l 30 tháng 2   1708094068928b4816565-65bb-4682-ba75-761153d4982a 1708094068928401d2ad7-6683-49fc-b6d3-a919320ff314 17080940689286cedca3a-9048-4897-9212-52d76ae9b2a5 - -   -  xin chân th    Phòng Nghiên   -     Tôi xin               Phòng   -         s  tl          l 30 tháng    - - MC LC Trang ph bìa L LI C MC LC DANH MC CÁC KÝ HIU, CÁC CH VIT TT DANH MC CÁC BNG DANH MC CÁC HÌNH V TH M U 11 NG QUAN 13   MÒN 13  13 I.1.2 C 15  17  17  18  19  19  19   21 I.3 HYDROTALXIT 24 I.3.1 Khái quát chung 24 I.3.2 hydrotalxit 27  28  II.1 CH  33 33  33            - - tính 33 II.1.1.2 Nguyên li ch to lp ph  33  33  34 II.HT-Irg252 34 -Irg252 34 II.1.6-Irg252 34  35 II.2.1 35  37 -Vis) 38 II. 39 II. 40  41  44  45   46 III.1          MÒN 46 III.1.1. 46 III.1.2. 48 III.1.3  (SEM) 48 III.1.4.h 49 III x 52 III.2 NGHIÊN CU CH TO LP PH EPOXY CHA HT-Irg252 54 ng tr n hóa 55 III.2.2 ng cong phân cc 60 III.2.3 Tính ch 62 - - III.2.4 Cu trúc c 63 KT LUN 67 TÀI LIU THAM KHO 68 - - DANH MC CÁC KÝ HIU, CÁC CH VIT TT HT: Hydrotalxit HT-Irg252: Hydrotalxit bin tính 2-benzothiazolythio-succinic axít IR: Hng ngoi Irg252: 2-benzothiazolythio-succinic axít SEM: Kính hin t quét TEM: Kính hin t truyn qua UV-Vis: T ngoi kh kin XRD: Nhiu x tia X - - CÁC  3.1:  46  3.2:  50 Bng 3.3: Thành phn mu 55 Bng 3.4: Kt qu   bp c 62 3.5:  63 - - CÁC  Hình 1.1: it Mg6Al2CO3(OH)16.H2O 25 Hình 1.2: - [CO3]2- 26 Hình 1.3: - [NO3]-  26 Hình 2.1:   Hình 2.2:   Hình 2.3: 42 43   43 Hình 2.4:  44 3.1:   3.2: a hydrotalxit (a) hydrotalxit Irg252 (b)  3.3: 47 48  tính IRG252 (b) 49 3.4: -Vis  0,159M ( 3.5:   3.6: 50 51 -Vis- 3 52 3.7: -  53 3.8: - 2SO4 Hình 3.9: n 53 Ph tng tr ca mu sau gi ngâm dung dch NaCl 3% 56 - - Hình 3.10: Ph tng tr ca mu sau ngày ngâm dung dch NaCl 3% 56 Hình 3.11: Ph tng tr ca mu sau 21 ngày ngâm dung dch NaCl 3% 57 Hình 3.12: S i giá tr Rf ca mu epoxy (o), epoxy cha 1% HTIrg252 (a 3% HT- a 5% HT- Irg252  theo thi gian ngâm dung dch NaCl 3% Hình 3.13: 58 S i giá tr Z 10mHz ca mu epoxy (o), epoxy cha 1% HTa 3% HT- Irg25a 5% HT- Irg252  theo thi gian ngâm dung dch NaCl 3% Hình 3.14: 59 ng cong phân cc cn cc thép nhúng dung dch NaCl 0,1 M cha 1g/l HT- -  5g/l HT- c không cha HT- Irg252 ( Hình 3.15: 60 Ph tng tr cn cc thép sau 2h ngâm dung dch NaCl 0,1 M cha 1g/l HT- -  5g/l HTc không cha HT-  Hình 3.16: 61 Ph hng ngoi ca HT-Irg252 (a), màng epoxy không cha HTIrg252 (b) màng epoxy cha HT-Irg252  n khác nhau: (c) 1%, (d) % (e) % Hình 3.17: Hình 3.18: 64 nh SEM ca màng epoxy cha HT-Irg252  n khác nhau: 1% (a), 3% (b) 5% (c) 66 nh TEM ca màng epoxy cha HT-Irg252 66 10 - -                 da     làm  máy móc gây  v Chính           t     ,   nitrit C    N       11

Ngày đăng: 17/02/2024, 22:12

TÀI LIỆU CÙNG NGƯỜI DÙNG

TÀI LIỆU LIÊN QUAN

w