KR100537092B1 - 연마재 제조방법 - Google Patents
연마재 제조방법 Download PDFInfo
- Publication number
- KR100537092B1 KR100537092B1 KR10-2003-0075075A KR20030075075A KR100537092B1 KR 100537092 B1 KR100537092 B1 KR 100537092B1 KR 20030075075 A KR20030075075 A KR 20030075075A KR 100537092 B1 KR100537092 B1 KR 100537092B1
- Authority
- KR
- South Korea
- Prior art keywords
- abrasive
- minutes
- heating
- temperature
- mixture
- 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
- B29C43/00—Compression moulding, i.e. applying external pressure to flow the moulding material; Apparatus therefor
- B29C43/32—Component parts, details or accessories; Auxiliary operations
- B29C43/52—Heating or cooling
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29B—PREPARATION OR PRETREATMENT OF THE MATERIAL TO BE SHAPED; MAKING GRANULES OR PREFORMS; RECOVERY OF PLASTICS OR OTHER CONSTITUENTS OF WASTE MATERIAL CONTAINING PLASTICS
- B29B13/00—Conditioning or physical treatment of the material to be shaped
- B29B13/10—Conditioning or physical treatment of the material to be shaped by grinding, e.g. by triturating; by sieving; by filtering
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29B—PREPARATION OR PRETREATMENT OF THE MATERIAL TO BE SHAPED; MAKING GRANULES OR PREFORMS; RECOVERY OF PLASTICS OR OTHER CONSTITUENTS OF WASTE MATERIAL CONTAINING PLASTICS
- B29B7/00—Mixing; Kneading
- B29B7/80—Component parts, details or accessories; Auxiliary operations
- B29B7/88—Adding charges, i.e. additives
-
- 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
- B29C43/00—Compression moulding, i.e. applying external pressure to flow the moulding material; Apparatus therefor
- B29C43/32—Component parts, details or accessories; Auxiliary operations
- B29C43/58—Measuring, controlling or regulating
-
- 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
- B29C43/00—Compression moulding, i.e. applying external pressure to flow the moulding material; Apparatus therefor
- B29C43/32—Component parts, details or accessories; Auxiliary operations
- B29C43/58—Measuring, controlling or regulating
- B29C2043/5816—Measuring, controlling or regulating temperature
-
- 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
- B29C43/00—Compression moulding, i.e. applying external pressure to flow the moulding material; Apparatus therefor
- B29C43/02—Compression moulding, i.e. applying external pressure to flow the moulding material; Apparatus therefor of articles of definite length, i.e. discrete articles
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29K—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS OR TO MATERIALS FOR MOULDS, REINFORCEMENTS, FILLERS OR PREFORMED PARTS, e.g. INSERTS
- B29K2061/00—Use of condensation polymers of aldehydes or ketones or derivatives thereof, as moulding material
- B29K2061/04—Phenoplasts
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29K—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS OR TO MATERIALS FOR MOULDS, REINFORCEMENTS, FILLERS OR PREFORMED PARTS, e.g. INSERTS
- B29K2403/00—Use of starch or derivatives as filler
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29K—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS OR TO MATERIALS FOR MOULDS, REINFORCEMENTS, FILLERS OR PREFORMED PARTS, e.g. INSERTS
- B29K2509/00—Use of inorganic materials not provided for in groups B29K2503/00 - B29K2507/00, as filler
- B29K2509/08—Glass
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29L—INDEXING SCHEME ASSOCIATED WITH SUBCLASS B29C, RELATING TO PARTICULAR ARTICLES
- B29L2031/00—Other particular articles
- B29L2031/736—Grinding or polishing equipment
Abstract
Description
외 관 | 백색-담황색 분말 |
융 점 | 75-85℃ |
흐 름 도 | 20-40 mm |
경화시간 | 70-100 sec |
헥사민 함량 | 8.7- 9.3 % |
수분함량 | 0.8 min% |
입 도 | 98 min% |
연마된 황봉도금체의 갯수 | |
실시예 1 | 85 개 |
실시예 2 | 56 개 |
비교예 | 35 개 |
Claims (3)
- 오아시스를 분쇄하여 체로 쳐서 걸러 내는 단계;걸러진 오아시스 350∼420g에 수지 260∼380g과 탄화규소 280∼380g를 배합하고 혼합기에 넣고 10∼40분동안 혼합하는 단계;혼합이 완료된 혼합물은 유압기에 넣고 1,500∼2,000kg/㎠의 압력으로 압착시키는 단계;압착된 혼합물을 전기금형에서 120∼140℃의 온도로 30∼60분 동안 1차 가열하는 단계;1차 가열 후 동일한 전기금형에서 150∼180℃의 온도로 30∼60분동안 2차 가열하는 단계;2차 가열 후 동일한 전기금형에서 80∼100℃의 온도로 30∼60분동안 3차 가열하는 단계; 및경화가 완료된 연마재를 선반으로 이동하여 양쪽 단부를 절단하는 단계;를 포함하는 것을 특징으로 하는 연마재 제조방법.
- 제 1항에 있어서,상기 혼합물의 혼합 단계에서, 유리분말 100∼150g과 옥수수전분은 30∼80g을 더 첨가하는 것을 특징으로 하는 연마재 제조방법.
- 제 1항에 있어서,상기 혼합물의 혼합단계에서, 상기 수지는 페놀-포름알데히드 노볼릭 레진인 것을 특징으로 하는 연마재 제조방법.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR10-2003-0075075A KR100537092B1 (ko) | 2003-10-27 | 2003-10-27 | 연마재 제조방법 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR10-2003-0075075A KR100537092B1 (ko) | 2003-10-27 | 2003-10-27 | 연마재 제조방법 |
Publications (2)
Publication Number | Publication Date |
---|---|
KR20050039977A KR20050039977A (ko) | 2005-05-03 |
KR100537092B1 true KR100537092B1 (ko) | 2005-12-16 |
Family
ID=37241891
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR10-2003-0075075A KR100537092B1 (ko) | 2003-10-27 | 2003-10-27 | 연마재 제조방법 |
Country Status (1)
Country | Link |
---|---|
KR (1) | KR100537092B1 (ko) |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US9486896B2 (en) | 2012-06-28 | 2016-11-08 | Saint-Gobain Abrasives, Inc. | Abrasive article and coating |
US9844853B2 (en) | 2014-12-30 | 2017-12-19 | Saint-Gobain Abrasives, Inc./Saint-Gobain Abrasifs | Abrasive tools and methods for forming same |
US10189145B2 (en) | 2015-12-30 | 2019-01-29 | Saint-Gobain Abrasives, Inc. | Abrasive tools and methods for forming same |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR101341069B1 (ko) * | 2012-06-29 | 2013-12-11 | 이봉하 | 연마지석의 제조 방법 |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR920004090A (ko) * | 1990-08-16 | 1992-03-27 | 오유인 | 요입홈조를 갖는 옵셋트 연삭숫돌 |
KR920008166A (ko) * | 1990-10-22 | 1992-05-27 | 아더 에이. 로이셀 2세 | 연삭 휠 연마 조성물 |
KR20010023846A (ko) * | 1997-09-11 | 2001-03-26 | 볼스트 스테판 엘. | 기능성 분말이 부착된 구조화 연마재 |
KR20010092423A (ko) * | 1999-09-02 | 2001-10-24 | 나까모리 히데오 | 연마패드 |
-
2003
- 2003-10-27 KR KR10-2003-0075075A patent/KR100537092B1/ko not_active IP Right Cessation
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR920004090A (ko) * | 1990-08-16 | 1992-03-27 | 오유인 | 요입홈조를 갖는 옵셋트 연삭숫돌 |
KR920008166A (ko) * | 1990-10-22 | 1992-05-27 | 아더 에이. 로이셀 2세 | 연삭 휠 연마 조성물 |
KR20010023846A (ko) * | 1997-09-11 | 2001-03-26 | 볼스트 스테판 엘. | 기능성 분말이 부착된 구조화 연마재 |
KR20010092423A (ko) * | 1999-09-02 | 2001-10-24 | 나까모리 히데오 | 연마패드 |
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US9486896B2 (en) | 2012-06-28 | 2016-11-08 | Saint-Gobain Abrasives, Inc. | Abrasive article and coating |
US9844853B2 (en) | 2014-12-30 | 2017-12-19 | Saint-Gobain Abrasives, Inc./Saint-Gobain Abrasifs | Abrasive tools and methods for forming same |
US10189146B2 (en) | 2014-12-30 | 2019-01-29 | Saint-Gobain Abrasives, Inc. | Abrasive tools and methods for forming same |
US10189145B2 (en) | 2015-12-30 | 2019-01-29 | Saint-Gobain Abrasives, Inc. | Abrasive tools and methods for forming same |
Also Published As
Publication number | Publication date |
---|---|
KR20050039977A (ko) | 2005-05-03 |
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