FIELD: hygiene.
SUBSTANCE: invention relates to unitary films and laminates thereof, comprising at least first and second film segments adjacent to each other and permanently joined together. First and second film segments are joined at an interface, wherein at interface a tip of second segment overlaps first segment in cross-direction of film. Film has a thickness “T” at tip of second segment, and second segment has a thickness “t” at a distance T in cross direction from tip of second segment. Ratio T/t ranges from about 3 to about 100.
EFFECT: unitary films and laminates thereof are well suited, for example, for use as outer covers in personal care articles.
20 cl, 3 dwg, 1 tbl
| Title | Year | Author | Number |
|---|---|---|---|
| BREATHABLE FILM, GENERATED FROM A RENEWABLE COMPLEX POLYESTER | 2013 |
|
RU2624328C2 |
| MICROPOROUS AIR-PERMEABLE STRUCTURAL MATERIALS CONTAINING COATED WOVEN AND/OR NONWOVEN MATERIALS, AND METHOD OF PRODUCING SAID MATERIALS | 2007 |
|
RU2418820C2 |
| CLOTHING ARTICLE, CONTAINING POROUS POLYMER MATERIAL | 2014 |
|
RU2605179C1 |
| ARTICLES FOR PERSONAL HYGIENE WITH TANGIBLE VISUAL SIGNS | 2012 |
|
RU2564597C2 |
| MULTI-LAYER ELASTIC LAYER MATERIALS WITH HIGH STRENGTH AND ELASTICITY AND METHODS OF THEIR OBTAINING | 2015 |
|
RU2630146C1 |
| STABLE BREATHING ELASTIC PRODUCT | 1998 |
|
RU2201257C2 |
| ABSORBENT ARTICLE WITH TEAR-RESISTANT FILM | 2012 |
|
RU2579347C2 |
| BREATHING FILM LAMINATE WITH FILLER | 1998 |
|
RU2192512C2 |
| ABSORBING PRODUCT CONTAINING LAYER OF AIR-PERMEABLE MATERIAL | 2007 |
|
RU2437642C2 |
| METHOD FOR MANUFACTURE OF LAMINATED MATERIAL INCLUDING NON-AGED FILM AND NON-AGED NONWOVEN FABRIC, AND ARTICLE MANUFACTURED BY METHOD | 1999 |
|
RU2243301C2 |
