[특허]Engineering-grade consumable materials for electrophotography-based additive manufacturing

Engineering-grade consumable materials for electrophotography-based additive manufacturing 원문보기

IPC분류정보
국가/구분	United States(US) Patent 등록
국제특허분류(IPC7판)	G03G-009/087 G03G-013/08 G03G-009/097 G03G-009/08 G03G-013/16 G03G-013/20 B29C-067/00 B29C-067/24 G03G-015/22 B29K-077/00 B29K-105/00
출원번호	US-0332566 (2014-07-16)
등록번호	US-9523934 (2016-12-20)
발명자 / 주소	Orrock, James E. Chillscyzn, Steven A. Martin, Trevor I.
출원인 / 주소	Stratasys, Inc.
대리인 / 주소	Westman, Champlin & Koehler, P.A.
인용정보	피인용 횟수 : 0 인용 특허 : 79

초록 ▼

A part material for printing three-dimensional parts with an electrophotography-based additive manufacturing system, the part material including a composition having an engineering-grade thermoplastic material and a charge control agent. The part material is provided in a powder form having a controlled particle size, and is configured for use in the electrophotography-based additive manufacturing system having a layer transfusion assembly for printing the three-dimensional parts in a layer-by-layer manner.

대표청구항 ▼

1. A part material for printing three-dimensional parts with an electrophotography-based additive manufacturing system, the part material comprising: a composition comprising: a thermoplastic material having a heat deflection temperature ranging from about 100° C. to about 150° C. wherein the thermoplastic material comprises polycarpolactum (PA6), polyhexamethyleneadipamide (PA6,6), polyhexamethylenenonamide (PA6.9), polyhexamethylenesebacamide (PA6,10), polyamide 6/12 (PA6,12), polyenantholactum (PA7), polyundecanolactum (PA11), polylaurolactam (PA12), or mixtures thereof; anda charge control agent;wherein the part material is provided in a powder form having a D50 particle size ranging from about 5 micrometers to about 30 micrometers and having a particle size distribution with a D10 value, a D50 value and a D90 value wherein a D90/D50 particle size distribution and a D50/D10 particle size distribution are in a range of between about 1.0 and 1.4 and wherein the D90/D50 particle size distribution and the D50/D10 particle size distribution are within about 10% of each other; andwherein the part material is configured for use in the electrophotography-based additive manufacturing system having a layer transfusion assembly for printing the three-dimensional parts in a layer-by-layer manner using heat and/or pressure. 2. The part material of claim 1, wherein the composition further comprises a heat absorber, wherein the heat absorber constitutes from about 0.5% by weight to about 10% by weight of the part material. 3. The part material of claim 1, wherein the D50 particle size ranges from about 10 micrometers to about 20 micrometers. 4. The part material of claim 1, wherein the charge control agent is selected from the group consisting of chromium oxy carboxylic acid complexes, zinc oxy carboxylic acid complexes, aluminum oxy carboxylic acid complexes, and mixtures thereof. 5. The part material of claim 1, wherein the charge control agent constitutes from about 0.1% by weight to about 5% by weight of the part material. 6. The part material of claim 1, wherein the composition further comprises a flow control agent constituting from about 0.1% by weight to about 10% by weight of the part material. 7. The part material of claim 1, wherein the polyamide comprises PA6; PA6,6; PA6,12; PA11; polylaurolactam (PA12), or mixtures thereof. 8. The part material of claim 1, wherein the part material is triboelectrically charged to a Q/M ratio having a negative charge or a positive charge. 9. The part material of claim 8, wherein the magnitude of the Q/M ratio ranges from about 5 micro-Coulombs/gram to about 50 micro-Coulombs/gram. 10. The part material of claim 1, wherein the part material is in an uncharged state until mixing with carrier particles.

이 특허에 인용된 특허 (79)

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IPC	Description
A	생활필수품
A62	인명구조; 소방(사다리 E06C)
A62B	인명구조용의 기구, 장치 또는 방법(특히 의료용에 사용되는 밸브 A61M 39/00; 특히 물에서 쓰이는 인명구조 장치 또는 방법 B63C 9/00; 잠수장비 B63C 11/00; 특히 항공기에 쓰는 것, 예. 낙하산, 투출좌석 B64D; 특히 광산에서 쓰이는 구조장치 E21F 11/00)
A62B-1/08	.. 윈치 또는 풀리에 제동기구가 있는 것

내보내기 구분	파일저장 인쇄 메일전송
구성항목	기본정보 상세정보 관리번호, 국가코드, 자료구분, 상태, 출원번호, 출원일자, 공개번호, 공개일자, 등록번호, 등록일자, 발명명칭(한글), 발명명칭(영문), 출원인(한글), 출원인(영문), 출원인코드, 대표IPC 관리번호, 국가코드, 자료구분, 상태, 출원번호, 출원일자, 공개번호, 공개일자, 공고번호, 공고일자, 등록번호, 등록일자, 발명명칭(한글), 발명명칭(영문), 출원인(한글), 출원인(영문), 출원인코드, 대표출원인, 출원인국적, 출원인주소, 발명자, 발명자E, 발명자코드, 발명자주소, 발명자 우편번호, 발명자국적, 대표IPC, IPC코드, 요약, 미국특허분류, 대리인주소, 대리인코드, 대리인(한글), 대리인(영문), 국제공개일자, 국제공개번호, 국제출원일자, 국제출원번호, 우선권, 우선권주장일, 우선권국가, 우선권출원번호, 원출원일자, 원출원번호, 지정국, Citing Patents, Cited Patents
저장형식	Text(ASCII format) Excel format PIAS분석(.xls)
메일정보	받는사람 (필수) @ 보내는사람 (선택) @ 제목 내용 KISTI 검색결과 이메일 서비스
안내	총 건의 자료가 검색되었습니다. 다운받으실 자료의 인덱스를 입력하세요. (1-10,000) 검색결과의 순서대로 최대 10,000건 까지 다운로드가 가능합니다. 데이타가 많을 경우 속도가 느려질 수 있습니다.(최대 2~3분 소요) 다운로드 파일은 UTF-8 형태로 저장됩니다. 파일의 내용이 제대로 보이지 않을실 때는 웹브라우저 상단의 보기 -> 인코딩 -> 자동선택 여부를 확인하십시오. ~ Text(ASCII format) Excel format

연합인증

Engineering-grade consumable materials for electrophotography-based additive manufacturing 원문보기

초록 ▼

대표청구항 ▼

연구과제 타임라인

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연합인증

Engineering-grade consumable materials for electrophotography-based additive manufacturing 원문보기

초록 ▼

대표청구항 ▼

연구과제 타임라인

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