System and method for producing bonded fiber/cellulose products
국가/구분
United States(US) Patent
등록
국제특허분류(IPC7판)
D21H-011/14
D21H-021/14
D21B-001/04
D21B-001/08
출원번호
US-0949111
(2007-12-03)
등록번호
US-8454795
(2013-06-04)
발명자
/ 주소
Henderson, Mark J.
Pinto, Akiva
출원인 / 주소
Henderson, Mark J.
대리인 / 주소
Gardner, Linn, Burkhart & Flory, LLP
인용정보
피인용 횟수 :
1인용 특허 :
43
초록▼
A system for forming bonded fiber/cellulose products includes a shredded paper particle manufacturing line producing shredded paper particle-based products, such as insulation, a bonded fiber/cellulose product line, and a collector for collecting a portion of the shredded paper particles generated b
A system for forming bonded fiber/cellulose products includes a shredded paper particle manufacturing line producing shredded paper particle-based products, such as insulation, a bonded fiber/cellulose product line, and a collector for collecting a portion of the shredded paper particles generated by the shredded paper particle line for the bonded fiber/cellulose product line.
대표청구항▼
1. A method of producing both loose cellulose insulation and bonded fiber/cellulose insulation products utilizing shredded paper particles comprising: making shredded paper particles in a shredded paper particle line that includes a steam operation, said making shredded paper particles including shr
1. A method of producing both loose cellulose insulation and bonded fiber/cellulose insulation products utilizing shredded paper particles comprising: making shredded paper particles in a shredded paper particle line that includes a steam operation, said making shredded paper particles including shredding paper to form shredded paper particles, adding fire retardant material in the shredded paper particle line, and applying heated steam to the shredded paper particles at the steam operation whereby the shredded paper particles are moistened;diverting a portion of the shredded paper particles that have been moistened from the shredded paper particle line after the steam operation to a bonded fiber/cellulose product line wherein the portion of the shredded paper particles being diverted comprises less than all of the shredded paper particles being produced at the shredded paper particle line such that the shredded paper particle line forms an in-process production and delivery of the shredded paper particles to the bonded fiber/cellulose product line; andproducing bonded fiber/cellulose insulation products, which contains fire retardant, with the bonded fiber/cellulose product line from the diverted portion of shredded paper particles;said shredded paper particles that are not diverted to the bonded fiber/cellulose product line comprising loose cellulose insulation, which contains fire retardant, produced by the shredded paper particle line. 2. The method according to claim 1, wherein said diverting includes pneumatically transferring the shredded paper particles to the bonded fiber/cellulose product line. 3. The method according to claim 2, wherein the steam operation of the shredded paper particle line comprises a steam conveyor. 4. The method according to claim 2, wherein the bonded fiber/cellulose product line includes an agitator and wherein said diverting includes delivering the shredded paper particles from the shredded paper particle line to the agitator to maintain the shredded paper particles in an aerated condition prior to producing bonded fiber/cellulose insulation products. 5. The method according to claim 4, wherein the agitator is combined with a metering and weighing device. 6. The method according to claim 1, wherein said making shredded paper particles includes making the shredded paper particles with a substantially known quality of paper; and said producing bonded fiber/cellulose insulation products includes controlling the amount and/or type of bonding materials utilized as part of said producing bonded fiber/cellulose insulation products based on the substantially known quality of paper in the shredded paper particles. 7. The method according to claim 6, wherein said diverting includes pneumatically transferring the shredded paper particles to the bonded fiber/cellulose product line. 8. The method according to claim 1, wherein the bonded fiber/cellulose product line includes an agitator and wherein said diverting includes delivering the shredded paper particles from the shredded paper particle line to the agitator to maintain the shredded paper particles in an aerated condition prior to producing bonded fiber/cellulose insulation products. 9. The method according to claim 8, wherein the agitator is combined with a metering and weighing device. 10. The method according to claim 8, wherein the steam operation of the shredded paper particle line comprises a steam conveyor. 11. The method according to claim 1, wherein said producing bonded fiber/cellulose insulation products comprises providing bonding materials, and blending a controlled amount of the diverted portion of the shredded paper particles with a controlled amount of the bonding materials. 12. The method according to claim 11, further comprising mixing measured amounts of the blend to form a mixture with controlled amounts of shredded paper particles and bonding materials. 13. The method according to claim 12, wherein said producing bonded fiber/cellulose insulation products includes forming a batt from a controlled amount of the mixture, heating the batt, and compressing the heated batt to form a bonded fiber/cellulose insulation product. 14. The method according to claim 12, wherein said providing bonding material includes providing bonding fibers and/or structural fibers. 15. The method according to claim 1, wherein no fire retardant material is added at the bonded/fiber cellulose product line. 16. The method according to claim 1, wherein said shredded paper particle line includes a bagging station whereat the loose cellulose insulation is packaged. 17. The method according to claim 1, wherein the bonded fiber/cellulose product line includes a first agitator and a second agitator, and wherein said diverting includes delivering the shredded paper particles from the shredded paper particle line to the first agitator to maintain the shredded paper particles in an aerated condition prior to producing bonded fiber/cellulose insulation products, and wherein said producing bonded fiber/cellulose insulation products comprises providing bonding materials in the second agitator to maintain the bonding materials in an aerated condition and blending a controlled amount of the diverted portion of the shredded paper particles from the first agitator with a controlled amount of the bonding materials from the second agitator. 18. The method according to claim 17, wherein the first agitator is combined with a metering and weighing device and the second agitator is combined with a metering and weighing device. 19. The method according to claim 1, wherein the shredded paper particle line includes a first shredding operation and a second shredding operation, with the second shredding operation including a refiner, and wherein said making shredded paper particles includes pre-shredding paper at the first shredding operation to form pre-shredded paper, delivering the pre-shredded paper to the second shredding operation, and fiberizing the pre-shredded paper in the refiner at the second shredding operation to form shredded paper particles. 20. The method according to claim 19, wherein the first shredding operation includes a hammer-mill, and wherein said pre-shredding paper at the first shredding operation includes pre-shredding paper with the hammer-mill. 21. The method according to claim 1, wherein the shredded paper particle line includes a first shredding operation and a second shredding operation, with the second shredding operation including a refiner, and wherein said making shredded paper particles includes pre-shredding paper at the first shredding operation to form pre-shredded paper, delivering the pre-shredded paper to the second shredding operation, and fiberizing the pre-shredded paper in the refiner at the second shredding operation to form shredded paper particles. 22. The method according to claim 21, wherein said diverting includes pneumatically transferring the shredded paper particles to the bonded fiber/cellulose product line. 23. The method according to claim 1, wherein the shredded paper particles are moistened at the steam operation to have a moisture content in the range of about 11% to 13%. 24. A method of providing shredded paper particles comprising: making shredded paper particles in a shredded paper particle line that includes a steam operation and a refiner, said making shredded paper particles including shredding paper with the refiner to form shredded paper particles, adding fire retardant material in the shredded paper particle line, and applying heated steam to the shredded paper particles at the steam operation after applying the fire retardant material whereby the shredded paper particles are moistened; anddiverting a portion of the shredded paper particles after the steam operation to a bonded fiber/cellulose product line wherein the shredded paper particle line forms an in-process production and delivery of the shredded paper particles that have been moistened to the bonded fiber/cellulose product line. 25. The method according to claim 24, wherein said diverting includes pneumatically transferring the shredded paper particles to the bonded fiber/cellulose product line. 26. A system for producing both loose cellulose insulation and bonded fiber/cellulose insulation products comprising: a shredded paper product line, said shredded paper product line including a paper shredder, a heated steam operation, and a packaging station;a transfer system; anda bonded fiber/cellulose product line for producing bonded fiber/cellulose insulation products, said bonded fiber/cellulose product line having an input and being operatively connected to said shredded paper product line at said input whereby said bonded fiber/cellulose product line may receive shredded paper particles produced at said shredded paper product line;said transfer system being operable (1) to transport moistened shredded paper particles from said shredded paper product line after said heated steam operation to said input of said bonded fiber/cellulose product line whereat the shredded paper particles are used to produce bonded/fiber cellulose insulation products and/or (2) to transport shredded paper particles from said shredded paper product line to said packaging station whereat the shredded paper particles are packaged as loose cellulose insulation. 27. The system of claim 26 wherein said transfer system includes a fan, said fan being operable to pneumatically transport shredded paper particles to said packaging station and said input of said bonded fiber/cellulose product line. 28. The system of claim 27 wherein said bonded fiber/cellulose product line includes a forming station for producing bonded fiber/cellulose insulation products. 29. The system of claim 28, wherein said input of said bonded fiber/cellulose product line includes a metering and weighing device that receives shredded paper particles from said shredded paper product line. 30. The system of claim 29, wherein said metering and weighing device includes an agitator to maintain the shredded paper particles in an aerated condition. 31. A method of producing both loose cellulose insulation and bonded fiber/cellulose insulation products utilizing shredded paper particles comprising: making shredded paper particles in a shredded paper particle line, said making shredded paper particles including shredding paper to form shredded paper particles, and adding fire retardant material and moisture in the shredded paper particle line to form moistened shredded paper particles;diverting a portion of the moistened shredded paper particles from the shredded paper particle line to a bonded fiber/cellulose product line wherein the shredded paper particle line forms an in-process production and delivery of moistened shredded paper particles to the bonded fiber/cellulose product line;producing bonded fiber/cellulose insulation products, which contains fire retardant, with the bonded fiber/cellulose product line from the diverted portion of moistened shredded paper particles; anddrying the moistened shredded paper particles that are not diverted to the bonded fiber/cellulose product line to form loose cellulose insulation, which contains fire retardant, produced by the shredded paper particle line.
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