[특허]Low gauge films and film/nonwoven laminates

Low gauge films and film/nonwoven laminates 원문보기

IPC분류정보
국가/구분	United States(US) Patent 등록
국제특허분류(IPC7판)	A61F-013/15
출원번호	US-0412040 (1999-10-04)
발명자 / 주소	McCormack, Ann Louise Hetzler, Kevin George
출원인 / 주소	Kimberly-Clark Worldwide, Inc.
대리인 / 주소	Tulley, Jr., Douglas H.
인용정보	피인용 횟수 : 17 인용 특허 : 175

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Disclosed herein is a low gauge, multilayer film which may be laminated to other materials such as, for example, fibrous nonwoven webs. The multilayer film may include one or more skin layers which in certain configurations comprise no more than about 15 percent of the overall thickness and in other configurations no more than about 10 percent of the overall thickness of the multilayer film. Such films and laminates have a wide variety of uses including, but not limited to, personal care absorbent products, articles of clothing and health care related items such as surgical drapes and gowns. >to about 10 hr-1. 20. The process of claim 6 wherein said LHSV is from about 0.1 hr-1to about 1 hr-1. 21. The process of claim 7 wherein said LHSV is from about 0.01 hr-1to about 10 hr-1. 22. The process of claim 7 wherein said LHSV is from about 0.1 hr-1to about 1 hr-1. 23. The process of claim 8 wherein said LHSV is from about 0.01 hr-1to about 10 hr-1. 24. The process of claim 8 wherein said LHSV is from about 0.1 hr-1to about 1 hr-1. 25. The process of claim 1 further comprising regenerating said sorbent. 26. The process of claim 2 further comprising regenerating said sorbent. 27. The process of claim 3 further comprising regenerating said sorbent. 28. The process of claim 4 further comprising regenerating said sorbent. 29. The process of claim 25 wherein said regenerating comprises exposing said sorbent to regeneration conditions comprising a quantity of oxygen and a temperature effective to regenerate said sorbent. 30. The process of claim 26 wherein said regenerating comprises exposing said sorbent to regeneration conditions comprising a quantity of oxygen and a temperature effective to regenerate said sorbent. 31. The process of claim 27 wherein said regenerating comprises exposing said sorbent to regeneration conditions comprising a quantity of oxygen and a temperature effective to regenerate said sorbent. 32. The process of claim 28 wherein said regenerating comprises exposing said sorbent to regeneration conditions comprising a quantity of oxygen and a temperature effective to regenerate said sorbent. 33. The process of claim 1 wherein said converting comprises hydroformylating said skeletally isomerized olefin. 34. The process of claim 2 wherein said converting comprises hydroformylating said skeletally isomerized olefin. 35. The process of claim 3 wherein said converting comprises hydroformylating said skeletally isomerized olefin. 36. The process of claim 4 wherein said converting comprises hydroformylating said skeletally isomerized olefin. 37. The process of claim 1 wherein said purified olefin feed consists of about 1 ppm or less of said phosphorous-containing impurities. 38. The process of claim 2 wherein said purified olefin feed consists of about 1 ppm or less of said phosphorous-containing impurities. 39. The process of claim 3 wherein said purified olefin feed consists of about 1 ppm or less of said phosphorous-containing impurities. 40. The process of claim 4 wherein said purified olefin feed consists of about 1 ppm or less of said phosphorous-containing impurities. 41. The process of claim 1 wherein said purified olefin feed consists of about 0.5 ppm or less of said phosphorous-containing impurities. 42. The process of claim 2 wherein said purified olefin feed consists of about 0.5 ppm or less of said phosphorous-containing impurities. 43. The process of claim 3 wherein said purified olefin feed consists of about 0.5 ppm or less of said phosphorous-containing impurities. 44. The process of claim 4 wherein said purified olefin feed consists of about 0.5 ppm or less of said phosphorous-containing impurities. 45. A process of making a branched primary alcohol composition, comprising: providing an olefin feed comprising a content of phosphorus-containing impurities and a quantity of dienes; providing one or more sorbents selected from the group consisting of an acidic zeolite, an acidic alumina, a neutral alumina, and an activated carbon, said one or more sorbents being adapted to sorb a sufficient amount of said phosphorous containing impurities and a sufficient concentration of said dienes to produce a purified olefin feed; and contacting said olefin feed with said one or more sorbents under conditions and for a time effective to produce said purified olefin feed; contacting said purified olefin feed with a skeletal isomerization catalyst under conditions effective to yield skele tally isomerized olefins; and converting said skeletally isomerized olefins into said primary alcohol composition. 46. The process of claim 45 wherein said sorbent comprises particles having a diameter of from about 0.8 mm (1/32 inch) to about 1.6 mm (1/16 inch). 47. The process of claim 45 wherein said sorbent comprises particles having a diameter of about 0.8 mm. 48. The process of claim 45 wherein said sorbent comprises alumina. 49. The process of claim 46 wherein said sorbent comprises alumina. 50. The process of claim 47 wherein said sorbent comprises alumina. 51. The process of claim 45 wherein said sorbent has a surface area of from about 100 m2/g to about 900 m2/g. 52. The process of claim 46 wherein said sorbent has a surface area of from about 100 m2/g to about 900 m2/g. 53. The process of claim 47 wherein said sorbent has a surface area of from about 100 m2/g to about 900 m2/g. 54. The process of claim 48 wherein said sorbent has a surface area of from about 100 m2/g to about 900 m2/g. 55. The process of claim 49 wherein said sorbent has a surface area of from about 100 m2/g to about 900 m2/g. 56. The process of claim 50 wherein said sorbent has a surface area of from about 100 m2/g to about 900 m2/g. 57. The process of claim 45 wherein said LHSV is from about 0.01 hr-1to about 10 hr-1. 58. The process of claim 45 wherein said LHSV is from about 0.1 hr-1to about 1 hr-1. 59. The process of claim 46 wherein said LHSV is from about 0.01 hr-1to about 10 hr-1. 60. The process of claim 46 wherein said LHSV is from about 0.1 hr-1to about 1 hr-1. 61. The process of claim 47 wherein said LHSV is from about 0.01 hr-1to about 10 hr-1. 62. The process of claim 47 wherein said LHSV is from about 0.1 hr-1to about 1 hr-1. 63. The process of claim 48 wherein said LHSV is from about 0.01 hr-1to about 10 hr-1. 64. The process of claim 48 wherein said LHSV is from about 0.01 hr-1to about 1 hr-1. 65. The process of claim 49 wherein said LHSV is from about 0.01 hr-1to about 1 hr-1. 66. The process of claim 49 wherein said LHSV is from about 0.01 hr-1to about 1 hr-1. 67. The process of claim 50 wherein said LHSV is from about 0.01 hr-1to about 10 hr-1. 68. The process of claim 50 wherein said LHSV is from about 0.1 hr-1to about 1 hr-1. 69. The process of claim 51 wherein said LHSV is from about 0.01 hr-1to about 10 hr-1. 70. The process of claim 51 wherein said LHSV is from about 0.1 hr-1to about 1 hr-1. 71. The process of claim 52 wherein said LHSV is from about 0.01 hr-1to about 10 hr-1. 72. The process of claim 52 wherein said LHSV is from about 0.1 hr-1to about 1 hr-1. 73. The process of claim 45 further comprising regenerating said sorbent. 74. The process of claim 46 further comprising regenerating said sorbent. 75. The process of claim 47 further comprising regenerating said sorbent. 76. The process of claim 48 further comprising regenerating said sorbent. 77. The process of claim 49 further comprising regenerating said sorbent. 78. The process of claim 50 further comprising regenerating said sorbent. 79. The process of claim 73 wherein said regenerating comprises exposing said sorbent to regeneration conditions comprising a quantity of oxygen and a temperature effective to regenerate said sorbent. 80. The process of claim 74 wherein said regenerating comprises exposing said sorbent to regeneration conditions comprising a quantity of oxygen and a temperature effective to regenerate said sorbent. 81. The process of claim 75 wherein said regenerating comp

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