KR100307396B1 - 내가소홀성 발포플로트 - Google Patents
내가소홀성 발포플로트 Download PDFInfo
- Publication number
- KR100307396B1 KR100307396B1 KR1019990036563A KR19990036563A KR100307396B1 KR 100307396 B1 KR100307396 B1 KR 100307396B1 KR 1019990036563 A KR1019990036563 A KR 1019990036563A KR 19990036563 A KR19990036563 A KR 19990036563A KR 100307396 B1 KR100307396 B1 KR 100307396B1
- Authority
- KR
- South Korea
- Prior art keywords
- float
- nbr
- foam float
- dpt
- curing
- Prior art date
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C67/00—Shaping techniques not covered by groups B29C39/00 - B29C65/00, B29C70/00 or B29C73/00
- B29C67/20—Shaping techniques not covered by groups B29C39/00 - B29C65/00, B29C70/00 or B29C73/00 for porous or cellular articles, e.g. of foam plastics, coarse-pored
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C35/00—Heating, cooling or curing, e.g. crosslinking or vulcanising; Apparatus therefor
- B29C35/02—Heating or curing, e.g. crosslinking or vulcanizing during moulding, e.g. in a mould
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C35/00—Heating, cooling or curing, e.g. crosslinking or vulcanising; Apparatus therefor
- B29C35/02—Heating or curing, e.g. crosslinking or vulcanizing during moulding, e.g. in a mould
- B29C35/0288—Controlling heating or curing of polymers during moulding, e.g. by measuring temperatures or properties of the polymer and regulating the process
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01F—MEASURING VOLUME, VOLUME FLOW, MASS FLOW OR LIQUID LEVEL; METERING BY VOLUME
- G01F23/00—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm
- G01F23/30—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm by floats
- G01F23/76—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm by floats characterised by the construction of the float
Landscapes
- Physics & Mathematics (AREA)
- Health & Medical Sciences (AREA)
- Oral & Maxillofacial Surgery (AREA)
- Thermal Sciences (AREA)
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Fluid Mechanics (AREA)
- General Physics & Mathematics (AREA)
- Manufacture Of Porous Articles, And Recovery And Treatment Of Waste Products (AREA)
Abstract
Description
종류 hrs | 0 | 1 | 4 | 18 | 24 | 43 | 90 | 160 |
기존 제품 | 13.37 | 13.40 | 13.47 | 13.63 | 13.66 | 13.78 | 14.02 | 14.12 |
본 발명품 | 13.38 | 〃 | 13.44 | 13.52 | 13.57 | 13.64 | 13.71 | 13.76 |
Claims (4)
- NBR과 페놀수지를 주 원료로 하는 원료 혼합공정, 혼합공정 후 생성된 생지를 1차적으로 금형판에 주입하여 적당한 크기로 재단하는 공정, 재단된 생지를 1차 가류시키는 공정, 1차 가류 후 다시 200℃정도에서 가류하고 경화하는 성형 공정과 성형물을 냉각 건조시키는 공정으로 제조되는 내가소홀성 발포플로트에 있어서,상기 발포플로트가 메틸에틸케톤이 0.02∼0.1중량비율로 혼합된 에폭시수지혼합물로 코팅되는 것을 특징으로 하는 내가소홀성 발포플로트.
- 제1항에 있어서, 상기 혼합공정에서 NBR 100중량부에, 그의 중량기준으로 페놀수지 30∼40%, SRF 22∼35%, 산화아연(ZnO) 5.5∼8.5%, 스테아르산 0.5∼1.5%, 탄산칼슘 5.7∼14.3%, 유황 22∼37%, DPT(N,N'-Dinitroso Penthylene Tetramine) 2∼7.7%, 요소계 DPT조제 1.5∼5.4% 및 CZ 0.8∼3.5%가 첨가되어 혼합되는 것을 특징으로 하는 내가소홀성 발포플로트.
- NBR과 페놀수지를 주 원료로 하는 원료 혼합공정, 혼합공정 후 생성된 생지를 1차적으로 금형판에 주입하여 적당한 크기로 재단하는 공정, 재단된 생지를 1차 가류시키는 공정, 1차 가류 후 다시 200℃정도에서 가류하고 경화하는 성형 공정과 성형물을 냉각 건조시키는 공정으로 제조되는 내가소홀성 발포플로트에 있어서,상기 발포플로트가 70∼90℃ 진공오븐에서 약 20∼28시간동안 열처리되는것을 특징으로 하는 내가소홀성 발포플로트.
- 제3항에 있어서, 상기 혼합공정에서 NBR 100중량부에, 그의 중량기준으로 페놀수지 30∼40%, SRF 22∼35%, 산화아연(ZnO) 5.5∼8.5%, 스테아르산 0.5∼1.5%, 탄산칼슘 5.7∼14.3%, 유황 22∼37%, DPT 2∼7.7%, 요소계 DPT조제 1.5∼5.4% 및 CZ 0.8∼3.5%가 첨가되어 혼합되는 것을 특징으로 하는 내가소홀성 발포플로트.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1019990036563A KR100307396B1 (ko) | 1999-08-31 | 1999-08-31 | 내가소홀성 발포플로트 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1019990036563A KR100307396B1 (ko) | 1999-08-31 | 1999-08-31 | 내가소홀성 발포플로트 |
Publications (2)
Publication Number | Publication Date |
---|---|
KR20010019887A KR20010019887A (ko) | 2001-03-15 |
KR100307396B1 true KR100307396B1 (ko) | 2001-09-24 |
Family
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Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR1019990036563A KR100307396B1 (ko) | 1999-08-31 | 1999-08-31 | 내가소홀성 발포플로트 |
Country Status (1)
Country | Link |
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KR (1) | KR100307396B1 (ko) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR100585942B1 (ko) * | 1999-06-24 | 2006-06-01 | 제일모직주식회사 | 내열성 및 신율특성이 우수한 열가소성 수지 조성물 |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR100571506B1 (ko) * | 2003-08-19 | 2006-04-17 | (주)케이에프 | 내열성 발포부자 |
KR100571505B1 (ko) * | 2003-09-05 | 2006-04-17 | (주)케이에프 | 내압성 발포부자 |
KR101423715B1 (ko) * | 2012-03-16 | 2014-08-04 | (주) 에스엠아이앤씨 | 저유황 배합을 통한 발포 플로트 및 이의 제조 방법 |
-
1999
- 1999-08-31 KR KR1019990036563A patent/KR100307396B1/ko active IP Right Grant
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR100585942B1 (ko) * | 1999-06-24 | 2006-06-01 | 제일모직주식회사 | 내열성 및 신율특성이 우수한 열가소성 수지 조성물 |
Also Published As
Publication number | Publication date |
---|---|
KR20010019887A (ko) | 2001-03-15 |
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