1. Trang chủ
  2. » Giáo án - Bài giảng

influence of aromatic amine hardeners in the cure kinetics of an epoxy resin used in advanced composites

6 2 0

Đang tải... (xem toàn văn)

THÔNG TIN TÀI LIỆU

Thông tin cơ bản

Tiêu đề Influence of aromatic amine hardeners in the cure kinetics of an epoxy resin used in advanced composites
Trường học Instituto de Aeronáutica e Espaço, Centro Técnico Aeroespacial
Chuyên ngành Materials Science and Engineering
Thể loại Thesis
Thành phố São José dos Campos
Định dạng
Số trang 6
Dung lượng 178,52 KB

Các công cụ chuyển đổi và chỉnh sửa cho tài liệu này

Nội dung

2ECEIVED #OMPOSITE ORDER HAS STUDY RESIN THAT +EYWORDS 3TRUCTURAL ENTED AIRCRAFTS STRENGTH SUBSTITUTES AND 4HIS MADE EVER IS DESIGN IN STRENGTH 4HUS IN STUDY CALORIMETRY DELINEATE CURE

Trang 1

-ATERIALS Ú

)NmUENCE OF

-ICHELLE

$IVISáO

!-2)!%#4!

2ECEIVED

#OMPOSITE

ORDER

HAS

STUDY

RESIN

THAT

+EYWORDS



3TRUCTURAL

ENTED

AIRCRAFTS

STRENGTH

SUBSTITUTES

AND

4HIS

MADE

EVER

IS

DESIGN

IN

STRENGTH

4HUS

IN

STUDY

CALORIMETRY

DELINEATE

CURE

AND

4HE

TO

MAXIMUM

OF

EXCLUSIVELY 

4HE

TION

WHERE IN VALUES

#ONVERSELY TION

4HE 4HE TEMPERATEQUATION

WHERE THE

4HE

&INALLY KINETIC TOR

%XCELLENT

CURRENT HAVE EXPLANATIONS

CURE AMINE IN

Trang 2

 &RVWDHWDO 0DWHULDOV5HVHDUFK







!N

$'%"!

0RODUCTS

TEMPERATURE

GROUPS

GROUP

THE



4HE

$$3

$OW

$$3

MELTED

BE

LISTS



4HE

APROPRIATE

$$-

FOR

INTERVAL



$3#

!NALYSIS

WEIGHT

PANS

&OR

FOR

EXPERIMENTAL

FORMULATIONS

4HE

OF

RELATED

SOFTWARE

SYSTEM



4ABLE

OF

PEAK

VALUES

/N

THAN

&OR

THAN

FACT

WHICH

CURE

REACTIVITY MOLECULES WILL METHANE

)T HAS SUGGESTS FORMULATION THAN OF ING HARDENER

"EING

$$-ISOTHERMAL

KINETIC RUN INITIAL

&IGURE OR REACTION SYSTEM THE THE THE MECHANISM FORMULATION CURE

&IGURE

4ABLE

DIPHENYLMETANE  

$$-0HOWLQJSRLQWSHDN o&   7EIGHT

GMOL

  -OLECULAR  

4ABLE

$3# $'%"!$$- $'%"!$$3

$YNAMIC 7LQLWLDO 

7HQG 

7LQLWLDO 

7HQG  )SOTHERMAL   )SOTHERMAL   )SOTHERMAL   )SOTHERMAL  

4ABLE

$'%"!$$3

$YNAMIC $'%"!$$- $'%"!$$3 2QVHWWHPSHUDWXUH o&  

3HDNWHPSHUDWXUH o&  

)LQDO7HPSHUDWXUH o&  

$+ -PRO

Trang 3

9RO1R )NmUENCE 

&IGURE

NISM

&IGURE

TION

)T THERMAL GOES EXOTHERMIC HEAT

)T REACTION INCREASE MOLECULE AGE LARGER TO

4HE THE RATE FUNCTION MAXIMUM

&IGURE SION ISOTHERMAL ISOTHERMS

SYSTEM PREVIOUSLY

0LOTS VALUE )N INmUENCE CURVE

&IGURE



7DEOH5HVXOWVIRULVRWKHUPDOHQWKDOSLHV $+LVR DQGNLQHWLFSDUDPHWHUV N

DQGQ IURPWKHIRUPXODWLRQV\VWHP'*(%$''6

7 & $+LVR -J N

  

  

  

  

TION

THE

OCCURS

AUTOCATALYTIC

!UTOCATALYTIC

%QUATION

TION

BEING

CONSUMPTION

N

TOTAL

KINETICS

ORDER

FOR



$ATA

FORMULATION

PARAMETERS

Trang 4

 &RVWDHWDO 0DWHULDOV5HVHDUFK

TION

!T

IN

RATE

TEMPERATURES

DLING

CONTROLLED

OF

&IGURE

$'%"!$$3

CORDING

REACTION

FUNCTION

>LIA WKXVGAGW N@

(OWEVER

VALID

THERE

VALUES

MAGNITUDE

&IGURE

FORMULATION

4HEREFORE



4ABLE

ISOTHERMAL

KINETICSv

)T

THERMAL

PROPORTIONALLY

MOLECULES

ACTIVATION  

/N

INCREASE

N

)T

M

EARLY IS DECREASES TEMPERATURE NEARLY THROUGHOUT NEARLY

4HE

$'%"!$$-CONVERSION THE

SHOWN

BY

&IGURES REACTION PRESENTS MAXIMUM

 RATE POLYMERIZATION TO PREVENTS HAVING

4HE SION

7DEOH5HVXOWVRIHQWKDOS\RIWKHLVRWKHUPV $+ LVR DQGNLQHWLFSDUDPHWHUV

NQDQGP RIWKH'*(%$''0V\VWHP

7 —& $+LVR

-J

K4 N M

   

   

   

   

















A









&IGURE



&IGURE

$'%"!$$3

Trang 5

9RO1R )NmUENCE 

























4

4 NM

4EMPERATURE

)LJXUH(IIHFWRIWKHWHPSHUDWXUHRQWKHNLQHWLFH[SRHQWVPDQGQRIWKH

'*(%$''0V\VWHP















4IME

)LJXUH,VRWKHUPDOUHDFWLRQUDWHYVWLPHIRUWKH'*(%$''0V\VWHP

%

)LJXUH,VRWKHUPDOUHDFWLRQUDWHYVFRQYHUVLRQ AIRUWKH'*(%$''6

V\VWHP

)LJXUH$UUKHQLXVSORWIRUWKH'*(%$''0V\VWHP

HIGHEST

BEEN

&IGURE

THE

IN 



4HE

IS

HAS

IS

THAT

DIFFERENT

$$3

DENSITY

IN

4HE HIGHER A TION CURE

4HE FORMULATION

$$-/N ARE TION

4HE REACTIONS IN

!CKNOWLEDGMENTS

4HE TIVELY

Trang 6

 &RVWDHWDO 0DWHULDOV5HVHDUFK

2EFERENCES



0UBLISHERS



TIES

0UBLISHERS



(ALL



BY

4ECNOL˜GICO







#OMPOSITES



CURA



0RESS







$EKKER



REATIVO

ESTRUTURAIS



#ICLO

E



OF

*OURNAL



EPOXY





TEMPERATURE

#OMPOSITES0ART

 GRAPHITEEPOXY

 4OUGHENING LOGICAL

 AROMATIC

$'%"!



"ULLETIN



)SOTHERMAL



3CIENCE





 THE

 ON OF

 PERPOSITION

%UROPEAN

 POLYMER 3ANIBEL

 

 ISOTHERMAL



)NDUSTRIAL

 (ALL

... SUGGESTS FORMULATION THAN OF ING HARDENER

"EING

$$-ISOTHERMAL

KINETIC RUN INITIAL

&IGURE OR REACTION SYSTEM THE THE THE MECHANISM FORMULATION CURE

&IGURE...

%XCELLENT

CURRENT HAVE EXPLANATIONS

CURE AMINE IN

Trang 2

 &RVWDHWDO...

DESIGN

IN

STRENGTH

4HUS

IN

STUDY

CALORIMETRY

DELINEATE

CURE

AND

4HE

TO

MAXIMUM

OF

EXCLUSIVELY

Ngày đăng: 04/12/2022, 14:48

🧩 Sản phẩm bạn có thể quan tâm