WO2001051548A3 - Antibacterial microporous film and method of making - Google Patents

Abstract

Antibacterial unembossed and microembossed film products permeable to moisture vapor and which act as barriers to bacteria and liquid are made by a high speed method. The antibacterial microembossed microporous films have impact strengths greater than 150 grams according to ASTM D-1709 and high moisture vapor transmission rates (MVTRs) on the order of about 1000 to about 4500 gms/m2/day according to ASTM E96E.

Description

Int. tlonal Application No

PCT/US 01/00129

A. CLASSIFICATION OF SUBJECT MATTER , ,

IPC 7 C08J5/18 A61L15/22 A61L15/42 //C08L23:06

According to International Patent Classification (IPC) or to both national classification and IPC

B. FIELDS SEARCHED

Minimum documentation searched (classification system followed by classification symbols)

IPC 7 C08J B32B B29C B29D A61L A61F

Documentation searched other than minimum documentation to the extent that such documents are included in the fields searched

Electronic data base consulted during the international search (name of data base and, where practical, search terms used)

WPI Data, PAJ , EPO-Internal

C. DOCUMENTS CONSIDERED TO BE RELEVANT

Category ° Citation of document, with indication where appropπate of the relevant passages Relevant to claim No

WO 99 60050 A (CL0PAY PLASTIC PROD CO) 1,4-10, 25 November 1999 (1999-11-25) 13-15, ci ted i n the appl i cati on 21,24-30 claims 1-3,7,9-15 1,4-6,

8-11,

13-15,

21,

24-30,32 page 10 , l i ne 15 -page 12. l i ne 12

DATABASE WPI 1,4-10,

Secti on Ch , Week 199348 13-15,

Derwent Publ icati ons Ltd . , London , GB ; 21,24-30

Class A96, AN 1993-382261

XP002170290

& JP 05 285209 A (TERUM0 CORP),

2 November 1993 (1993-11-02) abstract

-/^~

Further documents are listed in the continuation of box C Patent family members are listed in annex

¹ Special categories of cited documents

"T" later document published after the international filing date or pπority date and not in conflict with the application but

'A' document defining the general state of the art which is not cited to understand the principle or theory underlying the considered to be of particular relevance invention

Ε" earlier document but published on or after the international 'X' document of particular relevance, the claimed invention filing date cannot be considered novel or cannot be considered to

'L' document which may throw doubts on pnoπty claιm(s) or involve an inventive step when the document is taken alone which is cited to establish the publication date of another "Y" document of particular relevance the claimed invention citation or other special reason (as specified) cannot be considered to involve an inventive step when the

O" document referring to an oral disclosure use exhibition or document is combined with one or more other such docuother means ments such combination being obvious to a person skilled

'P' document published prior to the international filing date but in the art later than the priority date claimed '&^■ document member of the same patent family

Date of the actual completion of the international search Date of mailing of the international search report

21 June 2001 11/07/2001

Name ano mailing address of the ISA Authorized officer

European Patent Office P B 5818 Patentlaan 2 NL - 2280 HV Rιjswi|k Tel (+31-70) 3 0-20₄0, Tx 31 651 epo nl Fax (+31-70) -MO-3016 Ni aounaki s , M

Form PCT'ISA/210 (secon sheet) (July 1992) , .

PCT/US 01/00129

C(Continuation) DOCUMENTS CONSIDERED TO BE RELEVANT

Category ° Citation of document, with mdication.where appropriate, of the relevant passages Relevant to claim No

US 4 308 303 A (MASTROIANNI MICHAEL J ET 1,4-6, AL) 29 December 1981 (1981-12-29) 8-11, cited in the application 13-15,

21,

24-30,32 claims 1,9 column 3, line 52 -column 4, line 6

WO 9851475 A (PROCTER & GAMBLE) 19 November 1998 (1998-11-19) claims 1,9 page 3, line 25 - line 34 page 6, line 21 - line 27 page 8, line 3 - line 11

WO 98 23673 A (EASTMAN CHEM CO) 4 June 1998 (1998-06-04) claims 1,2 page 5, line 6 - line 23 page 10, line 8 - line 17

WO 98 29481 A (KIMBERLY CLARK CO) 9 July 1998 (1998-07-09) claims 1,4,7,13

EP 0 283 200 A (EXXON CHEMICAL PATENTS INC) 21 September 1988 (1988-09-21) claims 1,4

DATABASE WPI

Section Ch, Week 199414

Derwent Publications Ltd., London, GB;

Class A14, AN 1994-115610

XP002170291

& JP 06 065802 A (ASAHI KASEI TEXTILE KK),

8 March 1994 (1994-03-08) abstract

Form PCT/ISA 210 (continuation of second sheet) (July 1992) Im, jtional Application No

Information on patent family members

PCT/US 01/00129

Patent document Publication Patent family Publication cited in search report date member(s) date

WO 9960050 A 25-11-1999 US 6013151 A 11-01-2000 AU 3987799 A 06-12-1999 BR 9910040 A 02-01-2001 EP 1078013 A 28-02-2001 NO 20005689 A 10-11-2000

JP 5285209 A 02-11-1993 NONE

US 4308303 A 29-12-1981 NONE

WO 9851475 A 19-11-1998 AU 6932298 A 08-12-1998 CN 1261304 T 26-07-2000 EP 1007329 A 14-06-2000 HU 0002241 A 28-11-2000 JP 2000512934 T 03-10-2000 NO 995466 A 16-12-1999 TR 9902749 T 21-07-2000 ZA 9803870 A 13-11-1998

WO 9823673 A 04-06-1998 US 5998505 A 07-12-1999 BR 9713449 A 28-03-2000 CN 1245509 A 23-02-2000 EP 0941278 A 15-09-1999

WO 9829481 A 09-07-1998 US 6096014 A 01-08-2000 AU 733555 B 17-05-2001 AU 5804798 A 31-07-1998 CN 1258305 A 28-06-2000 EP 0948558 A 13-10-1999

EP 0283200 A 21-09-1988 US 4777073 A 11-10-1988 AT 109721 T 15-08-1994 AU 609095 B 26-04-1991 AU 1287188 A 15-09-1988 CA 1322082 A 14-09-1993 DE 3850987 D 15-09-1994 DE 3850987 T 15-12-1994 JP 63276529 A 14-11-1988 US 4929303 A 29-05-1990 US 5055338 A 08-10-1991

JP 6065802 A 08-03-1994 NONE

Form PCT/ISA/210 (patent family annex) (July 1992)