KR101918295B1 - 오르가노 폴리실록산 조성물 - Google Patents
오르가노 폴리실록산 조성물 Download PDFInfo
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- KR101918295B1 KR101918295B1 KR1020120052517A KR20120052517A KR101918295B1 KR 101918295 B1 KR101918295 B1 KR 101918295B1 KR 1020120052517 A KR1020120052517 A KR 1020120052517A KR 20120052517 A KR20120052517 A KR 20120052517A KR 101918295 B1 KR101918295 B1 KR 101918295B1
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-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L83/00—Compositions of macromolecular compounds obtained by reactions forming in the main chain of the macromolecule a linkage containing silicon with or without sulfur, nitrogen, oxygen or carbon only; Compositions of derivatives of such polymers
- C08L83/04—Polysiloxanes
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
- C08G77/00—Macromolecular compounds obtained by reactions forming a linkage containing silicon with or without sulfur, nitrogen, oxygen or carbon in the main chain of the macromolecule
- C08G77/04—Polysiloxanes
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K5/00—Use of organic ingredients
- C08K5/16—Nitrogen-containing compounds
- C08K5/34—Heterocyclic compounds having nitrogen in the ring
- C08K5/3467—Heterocyclic compounds having nitrogen in the ring having more than two nitrogen atoms in the ring
- C08K5/3477—Six-membered rings
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L23/00—Details of semiconductor or other solid state devices
- H01L23/28—Encapsulations, e.g. encapsulating layers, coatings, e.g. for protection
- H01L23/29—Encapsulations, e.g. encapsulating layers, coatings, e.g. for protection characterised by the material, e.g. carbon
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L2224/00—Indexing scheme for arrangements for connecting or disconnecting semiconductor or solid-state bodies and methods related thereto as covered by H01L24/00
- H01L2224/01—Means for bonding being attached to, or being formed on, the surface to be connected, e.g. chip-to-package, die-attach, "first-level" interconnects; Manufacturing methods related thereto
- H01L2224/42—Wire connectors; Manufacturing methods related thereto
- H01L2224/47—Structure, shape, material or disposition of the wire connectors after the connecting process
- H01L2224/48—Structure, shape, material or disposition of the wire connectors after the connecting process of an individual wire connector
- H01L2224/4805—Shape
- H01L2224/4809—Loop shape
- H01L2224/48091—Arched
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- Chemical & Material Sciences (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Physics & Mathematics (AREA)
- Condensed Matter Physics & Semiconductors (AREA)
- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Computer Hardware Design (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Power Engineering (AREA)
- Compositions Of Macromolecular Compounds (AREA)
Abstract
Description
조성 | 실시예1 | 실시예2 | 실시예3 | 실시예4 | 실시예 5 | 비교예1 | 비교예2 | 비교예3 | |
오르가노 폴리실록산 성분 |
a-1 | 60 | 5 | 10 | 35 | 60 | 70 | 60 | |
a-2 | 80 | 75 | 69 | 35 | |||||
b | 116 | 8 | 13.5 | 15 | |||||
c-1 | 3 | 2 | |||||||
c-2 | 6.5 | 7 | |||||||
c-3 | 20 | 19 | 19 | 20 | 19 | 19 | 22 | 24 | |
d | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | |
e | 2.5 | 2.5 | 2.5 | 2.5 | 2.5 | 2.5 | 2.5 | 2.5 | |
f | 250 | 250 | 250 | 250 | 250 | 250 | 250 | 250 |
조성 | 실시예1 | 실시예2 | 실시예 3 | 실시예 4 | 실시예 5 | 비교예1 | 비교예2 | 비교예3 |
초기 경도(Shore D) | 40 | 45 | 40 | 41 | 43 | 30 | 43 | 25 |
초기 인장(MPa) | 4 | 4.5 | 3.9 | 4.1 | 4.2 | 1.5 | 3.7 | 1 |
내열 인장(MPa) | 5 | 5.5 | 4.8 | 5.2 | 5.5 | 2 | 4.2 | 1.4 |
인장변화율(%) | 25 | 22.2 | 23.1 | 26.8 | 31.0 | 33.3 | 13.5 | 40.0 |
초기 신율(%) | 100 | 100 | 110 | 105 | 100 | 100 | 77 | 150 |
내열 신율(%) | 80 | 80 | 85 | 80 | 80 | 70 | 65 | 68 |
신율변화율(%) | -20.0 | -20.0 | -22.7 | -23.8 | -20.0 | -30.0 | -15.6 | -54.7 |
초기 YI | 0.89 | 1.04 | 1.05 | 1.08 | 0.98 | 0.93 | 1.05 | 1.03 |
내열 YI | 3.38 | 3.54 | 3.5 | 3.82 | 3.9 | 4.57 | 3.96 | 15.3 |
초기 APHA | 11 | 17 | 12 | 14 | 11 | 13 | 11 | 23 |
내열 APHA | 53 | 62 | 49 | 53 | 55 | 57 | 55 | 122 |
열충격 | 0/16 | 0/16 | 0/16 | 0/16 | 0/16 | 0/16 | 3/16 | 0/16 |
M.S.L | 0/16 | 0/16 | 0/16 | 0/16 | 0/16 | 1/16 | 0/16 | 5/16 |
1000시간 고온신뢰성 |
97% | 96% | 98% | 97% | 98% | 94% | 93% | 87% |
가요성 | 양호 | 양호 | 양호 | 양호 | 양호 | 양호 | 양호 | 양호 |
Takcy | 양호 | 양호 | 양호 | 양호 | 양호 | 불량 | 불량 | 불량 |
11: 봉지재의 경화물
12: 본딩 와이어
13: 발광 다이오드 칩
14: 내부 리드
15: 기판
16: 다이 패드
Claims (11)
- 오르가노폴리실록산 성분과 하기 화학식 3의 화합물을 포함하는 경화성 오르가노폴리실록산 조성물로서,
상기 오르가노폴리실록산 성분은 하기 화학식 1의 화합물, 하기 화학식 2의 화합물 및 하기 화학식 3의 화합물이 서로 반응하여 생성된 이소시아눌레이트환 구조를 포함하는 오르가노폴리실록산 수지를, 전체 오르가노폴리실록산 성분 중량의 50 중량% 이상의 함량으로 포함하고,
경화 상태 시편을 200℃에서 168 시간 동안 보관 후의 신율 변화량이 30% 이하이고, 경화상태의 시편을 200℃에서 168 시간 동안 보관후 ASTM E313으로 측정한 착색도가 3.9 이하인 경화성 오르가노폴리실록산 조성물:
[화학식 1]
[화학식 2]
(R1R2R3SiO1/2)x·(R4R5SiO2/2)y·(R6SiO3/2)z
[화학식 3]
상기 화학식 1에서, Ra 내지 Rc는 각각 독립적으로 수소 또는 탄소수 2 내지 12의 알케닐기이고, Ra 내지 Rc 중 어느 하나 또는 둘 이상은 탄소수 2 내지 12의 알케닐기이며;
상기 화학식 2에서, R1 내지 R6는 각각 독립적으로 수소, 탄소수 2 내지 12의 알케닐기, 또는 알케닐기를 제외한 또는 탄소수 1 내지 12의 1가 탄화수소기이고(단, R1 내지 R3 중 어느 하나 이상, R4 및 R5 중 어느 하나 이상, 및 R6로 이루어진 그룹으로부터 선택되는 어느 하나 이상은 탄소수 2 내지 12의 알케닐기이다), x, y 및 z는 각각 0<x<1, 0<y<1, 0≤z<1 및 x+y+z=1을 만족하며;
상기 화학식 3에서, R7, R8, R11 및 R12는 각각 독립적으로 수소, 또는 알케닐기를 제외한 탄소수 1 내지 12의 1가 탄화수소기이고, R9 및 R10은 각각 독립적으로 알케닐기를 제외한 탄소수 1 내지 12의 1가 탄화수소기이며, n은 1 내지 100의 정수이다.
- 청구항 1에 있어서,
경화 상태 시편에 대해 KS M 6518로 측정한 초기 신율이 90% 이상이고, 경화 상태 시편의 초기 경도가 쇼어 D 35 이상인 경화성 오르가노폴리실록산 조성물.
- 제1항 또는 제2항에 있어서,
경화 상태 시편을 200℃에서 168 시간 동안 보관 후의 신율 변화량이 25% 이하인 경화성 오르가노폴리실록산 조성물.
- 제1항 또는 제2항에 있어서,
경화 상태 시편에 대해 KS M 6518로 측정한 초기 인장강도가 3.5 MPa 이상이고,
200℃에서 168 시간 동안 보관 후의 시편의 인장강도 변화량이 35% 이하인 경화성 오르가노폴리실록산 조성물.
- 제1항 또는 제2항에 있어서,
조성물은 경화 상태의 시편(두께 2mm, 가로 1cm, 세로 5cm)을 200℃에서 168 시간 동안 보관 후, 25℃ 조건에서 시편의 한쪽면이 서로 맞닿을 때까지 60g/cm2의 압력으로 구부린 상태에서 10초의 시간이 경과할 때까지 시편의 물리적 손상이 발생되지 않는 것을 특징으로 하는 경화성 오르가노폴리실록산 조성물.
- 제1항 또는 제2항에 있어서,
상기 화학식 3의 화합물은 상기 오르가노폴리실록산 성분 100 중량부에 대하여 20 내지 30 중량부의 함량으로 포함되는 경화성 오르가노폴리실록산 조성물.
- 제6항에 있어서,
상기 오르가노폴리실록산 성분에는 상기 이소시아눌레이트환 구조를 포함하는 오르가노폴리실록산 수지와 함께, 상기 화학식 1의 화합물 및 상기 화학식 2의 화합물로 구성되는 군에서 선택되는 적어도 하나의 화합물이 추가로 혼합되어 있는 경화성 오르가노폴리실록산 조성물.
- 제1항 또는 제2항에 있어서,
접착 부여제를 더 포함하는 경화성 오르가노폴리실록산 조성물.
- 제6항에 있어서,
촉매 및 반응지연제를 더 포함하는 경화성 오르가노폴리실록산 조성물.
- 제1항 또는 제2항에 따른 조성물의 경화물을 포함하는 발광 다이오드 소자용 봉지재.
- 발광 다이오드 소자가 제10항에 따른 봉지재에 의해 봉지된 발광 다이오드 장치.
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